Merge pull request #367 from bsinno/fix_ui_performance

Fix UI login and view change performance

examples/hawkbit-custom-theme-example/src/main/java/org/eclipse/hawkbit/app/MyLoginUI.java

@@ -10,10 +10,13 @@ package org.eclipse.hawkbit.app;
 
 import org.eclipse.hawkbit.ui.login.HawkbitLoginUI;
 import org.eclipse.hawkbit.ui.themes.HawkbitTheme;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
 
 import com.vaadin.annotations.Theme;
 import com.vaadin.annotations.Title;
 import com.vaadin.spring.annotation.SpringUI;
+import com.vaadin.spring.navigator.SpringViewProvider;
 
 /**
  * Example hawkBit login UI implementation.
@@ -31,4 +34,9 @@ public class MyLoginUI extends HawkbitLoginUI {
 
     private static final long serialVersionUID = 1L;
 
+    @Autowired
+    protected MyLoginUI(final SpringViewProvider viewProvider, final ApplicationContext context) {
+        super(viewProvider, context);
+    }
+
 }

examples/hawkbit-custom-theme-example/src/main/java/org/eclipse/hawkbit/app/MyUI.java

@@ -10,7 +10,6 @@ package org.eclipse.hawkbit.app;
 
 import org.eclipse.hawkbit.ui.HawkbitUI;
 import org.eclipse.hawkbit.ui.push.EventPushStrategy;
-import org.vaadin.spring.events.EventBus.SessionEventBus;
 
 import com.vaadin.annotations.Push;
 import com.vaadin.annotations.Theme;
@@ -43,7 +42,7 @@ public class MyUI extends HawkbitUI {
      * @param eventBus
      *            the event bus
      */
-    public MyUI(final EventPushStrategy pushStrategy, final SessionEventBus eventBus) {
+    public MyUI(final EventPushStrategy pushStrategy) {
-        super(pushStrategy, eventBus);
+        super(pushStrategy);
     }
 }

examples/hawkbit-example-app/src/main/java/org/eclipse/hawkbit/app/MyLoginUI.java

@@ -10,8 +10,11 @@ package org.eclipse.hawkbit.app;
 
 import org.eclipse.hawkbit.ui.login.HawkbitLoginUI;
 import org.eclipse.hawkbit.ui.themes.HawkbitTheme;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
 
 import com.vaadin.spring.annotation.SpringUI;
+import com.vaadin.spring.navigator.SpringViewProvider;
 
 /**
  * Example hawkBit login UI implementation.
@@ -27,6 +30,11 @@ import com.vaadin.spring.annotation.SpringUI;
 @SuppressWarnings({ "squid:MaximumInheritanceDepth" })
 public class MyLoginUI extends HawkbitLoginUI {
 
+    @Autowired
+    protected MyLoginUI(final SpringViewProvider viewProvider, final ApplicationContext context) {
+        super(viewProvider, context);
+    }
+
     private static final long serialVersionUID = 1L;
 
 }

examples/hawkbit-example-app/src/main/java/org/eclipse/hawkbit/app/MyUI.java

@@ -10,7 +10,6 @@ package org.eclipse.hawkbit.app;
 
 import org.eclipse.hawkbit.ui.HawkbitUI;
 import org.eclipse.hawkbit.ui.push.EventPushStrategy;
-import org.vaadin.spring.events.EventBus.SessionEventBus;
 
 import com.vaadin.annotations.Push;
 import com.vaadin.shared.communication.PushMode;
@@ -41,8 +40,8 @@ public class MyUI extends HawkbitUI {
      * @param eventBus
      *            the event bus
      */
-    public MyUI(final EventPushStrategy pushStrategy, final SessionEventBus eventBus) {
+    public MyUI(final EventPushStrategy pushStrategy) {
-        super(pushStrategy, eventBus);
+        super(pushStrategy);
     }
 
 }

examples/hawkbit-example-mgmt-simulator/src/main/java/org/eclipse/hawkbit/mgmt/client/scenarios/ConfigurableScenario.java

@@ -69,9 +69,6 @@ public class ConfigurableScenario {
 
     private final MgmtSoftwareModuleClientResource uploadSoftwareModule;
 
-    // Exception - squid:S00107 - this is a simulator that leverages multiple
-    // resouces/feign beans.
-    @SuppressWarnings("squid:S00107")
     public ConfigurableScenario(final MgmtDistributionSetClientResource distributionSetResource,
             final MgmtSoftwareModuleClientResource softwareModuleResource,
             final MgmtSoftwareModuleClientResource uploadSoftwareModule, final MgmtTargetClientResource targetResource,

hawkbit-autoconfigure/src/main/java/org/eclipse/hawkbit/autoconfigure/ui/UIAutoConfiguration.java

@@ -8,6 +8,8 @@
  */
 package org.eclipse.hawkbit.autoconfigure.ui;
 
+import java.util.concurrent.ScheduledExecutorService;
+
 import org.eclipse.hawkbit.DistributedResourceBundleMessageSource;
 import org.eclipse.hawkbit.ui.push.DelayedEventBusPushStrategy;
 import org.eclipse.hawkbit.ui.push.EventPushStrategy;
@@ -18,6 +20,7 @@ import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.vaadin.spring.annotation.EnableVaadinExtensions;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.annotation.EnableEventBus;
 import org.vaadin.spring.security.annotation.EnableVaadinSecurity;
 
@@ -65,8 +68,11 @@ public class UIAutoConfiguration {
     @Bean
     @ConditionalOnMissingBean
     @UIScope
-    public EventPushStrategy eventPushStrategy(final ConfigurableApplicationContext applicationContext) {
+    public EventPushStrategy eventPushStrategy(final ConfigurableApplicationContext applicationContext,
-        final DelayedEventBusPushStrategy delayedEventBusPushStrategy = new DelayedEventBusPushStrategy();
+            final ScheduledExecutorService executorService, final UIEventBus eventBus,
+            final UIEventProvider eventProvider) {
+        final DelayedEventBusPushStrategy delayedEventBusPushStrategy = new DelayedEventBusPushStrategy(executorService,
+                eventBus, eventProvider);
         applicationContext.addApplicationListener(delayedEventBusPushStrategy);
         return delayedEventBusPushStrategy;
     }

hawkbit-core/src/main/java/org/eclipse/hawkbit/ControllerPollProperties.java

@@ -8,6 +8,8 @@
  */
 package org.eclipse.hawkbit;
 
+import java.io.Serializable;
+
 import org.eclipse.hawkbit.tenancy.configuration.TenantConfigurationKey;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.EnvironmentAware;
@@ -25,7 +27,8 @@ import org.springframework.stereotype.Component;
  */
 @Component
 @ConfigurationProperties(prefix = "hawkbit.controller")
-public class ControllerPollProperties {
+public class ControllerPollProperties implements Serializable {
+    private static final long serialVersionUID = 1L;
 
     /**
      * Maximum polling time that can be configured by a tenant in HH:MM:SS

hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/TargetManagement.java

@@ -63,7 +63,8 @@ public interface TargetManagement {
      *
      * @return number of found {@link Target}s.
      */
-    @PreAuthorize(SpringEvalExpressions.HAS_AUTH_READ_TARGET)
+    @PreAuthorize(SpringEvalExpressions.HAS_AUTH_READ_TARGET + SpringEvalExpressions.HAS_AUTH_OR
+            + SpringEvalExpressions.HAS_AUTH_READ_REPOSITORY)
     Long countTargetByAssignedDistributionSet(@NotNull Long distId);
 
     /**
@@ -104,7 +105,8 @@ public interface TargetManagement {
      *            to search for
      * @return number of found {@link Target}s.
      */
-    @PreAuthorize(SpringEvalExpressions.HAS_AUTH_READ_TARGET)
+    @PreAuthorize(SpringEvalExpressions.HAS_AUTH_READ_TARGET + SpringEvalExpressions.HAS_AUTH_OR
+            + SpringEvalExpressions.HAS_AUTH_READ_REPOSITORY)
     Long countTargetByInstalledDistributionSet(@NotNull Long distId);
 
     /**

hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/model/DistributionSet.java

@@ -11,8 +11,6 @@ package org.eclipse.hawkbit.repository.model;
 import java.util.List;
 import java.util.Set;
 
-import org.eclipse.hawkbit.repository.DistributionSetManagement;
-
 /**
  * A {@link DistributionSet} defines a meta package that combines a set of
  * {@link SoftwareModule}s which have to be or are provisioned to a
@@ -36,12 +34,6 @@ public interface DistributionSet extends NamedVersionedEntity {
      */
     boolean isDeleted();
 
-    /**
-     * @return immutable {@link List} of {@link DistributionSetMetadata}
-     *         elements. See {@link DistributionSetManagement} to alter.
-     */
-    List<DistributionSetMetadata> getMetadata();
-
     /**
      * @return <code>true</code> if {@link DistributionSet} contains a mandatory
      *         migration step, i.e. unfinished {@link Action}s will kept active
@@ -49,21 +41,11 @@ public interface DistributionSet extends NamedVersionedEntity {
      */
     boolean isRequiredMigrationStep();
 
-    /**
-     * @return the assignedTargets
-     */
-    List<Target> getAssignedTargets();
-
     /**
      * @return the auto assign target filters
      */
     List<TargetFilterQuery> getAutoAssignFilters();
 
-    /**
-     * @return the installedTargets
-     */
-    List<TargetInfo> getInstalledTargets();
-
     /**
      *
      * @return unmodifiableSet of {@link SoftwareModule}.

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/JpaDistributionSetManagement.java

@@ -231,7 +231,7 @@ public class JpaDistributionSetManagement implements DistributionSetManagement {
     }
 
     private JpaDistributionSet findDistributionSetAndThrowExceptionIfNotFound(final Long setId) {
-        final JpaDistributionSet set = (JpaDistributionSet) findDistributionSetByIdWithDetails(setId);
+        final JpaDistributionSet set = (JpaDistributionSet) findDistributionSetById(setId);
 
         if (set == null) {
             throw new EntityNotFoundException("Distribution set cannot be updated as it does not exixt" + setId);

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/TargetTagRepository.java

@@ -34,7 +34,7 @@ public interface TargetTagRepository
      */
     @Modifying
     @Transactional(isolation = Isolation.READ_UNCOMMITTED)
-    Long deleteByName(final String tagName);
+    Long deleteByName(String tagName);
 
     /**
      * find {@link TargetTag} by its name.
@@ -43,7 +43,7 @@ public interface TargetTagRepository
      *            to filter on
      * @return the {@link TargetTag} if found, otherwise null
      */
-    JpaTargetTag findByNameEquals(final String tagName);
+    JpaTargetTag findByNameEquals(String tagName);
 
     /**
      * Returns all instances of the type.

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/JpaDistributionSet.java

@@ -209,7 +209,6 @@ public class JpaDistributionSet extends AbstractJpaNamedVersionedEntity implemen
         return deleted;
     }
 
-    @Override
     public List<DistributionSetMetadata> getMetadata() {
         if (metadata == null) {
             return Collections.emptyList();
@@ -241,29 +240,11 @@ public class JpaDistributionSet extends AbstractJpaNamedVersionedEntity implemen
         return this;
     }
 
-    @Override
-    public List<Target> getAssignedTargets() {
-        if (assignedToTargets == null) {
-            return Collections.emptyList();
-        }
-
-        return Collections.unmodifiableList(assignedToTargets);
-    }
-
     @Override
     public List<TargetFilterQuery> getAutoAssignFilters() {
         return autoAssignFilters;
     }
 
-    @Override
-    public List<TargetInfo> getInstalledTargets() {
-        if (installedAtTargets == null) {
-            return Collections.emptyList();
-        }
-
-        return Collections.unmodifiableList(installedAtTargets);
-    }
-
     @Override
     public String toString() {
         return "DistributionSet [getName()=" + getName() + ", getOptLockRevision()=" + getOptLockRevision()

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/JpaSoftwareModule.java

@@ -176,14 +176,6 @@ public class JpaSoftwareModule extends AbstractJpaNamedVersionedEntity implement
         this.type = type;
     }
 
-    public List<SoftwareModuleMetadata> getMetadata() {
-        if (metadata == null) {
-            return Collections.emptyList();
-        }
-
-        return Collections.unmodifiableList(metadata);
-    }
-
     @Override
     public String toString() {
         return "SoftwareModule [deleted=" + deleted + ", name=" + getName() + ", version=" + getVersion()

hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/specifications/DistributionSetSpecification.java

@@ -83,7 +83,6 @@ public final class DistributionSetSpecification {
             targetRoot.fetch(JpaDistributionSet_.modules, JoinType.LEFT);
             targetRoot.fetch(JpaDistributionSet_.tags, JoinType.LEFT);
             targetRoot.fetch(JpaDistributionSet_.type, JoinType.LEFT);
-            targetRoot.fetch(JpaDistributionSet_.metadata, JoinType.LEFT);
             query.distinct(true);
 
             return predicate;
@@ -110,8 +109,8 @@ public final class DistributionSetSpecification {
     }
 
     /**
-     * {@link Specification} for retrieving {@link DistributionSet}s by
+     * {@link Specification} for retrieving {@link DistributionSet}s by "like
-     * "like name or like description or like version".
+     * name or like description or like version".
      * 
      * @param subString
      *            to be filtered on
@@ -125,8 +124,8 @@ public final class DistributionSetSpecification {
     }
 
     /**
-     * {@link Specification} for retrieving {@link DistributionSet}s by
+     * {@link Specification} for retrieving {@link DistributionSet}s by "has at
-     * "has at least one of the given tag names".
+     * least one of the given tag names".
      * 
      * @param tagNames
      *            to be filtered on

hawkbit-ui/src/main/java/org/eclipse/hawkbit/repository/SpPermissionChecker.java

@@ -14,23 +14,22 @@ import org.eclipse.hawkbit.im.authentication.PermissionService;
 import org.eclipse.hawkbit.im.authentication.SpPermission;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
-import org.springframework.validation.annotation.Validated;
 
 /**
  * Bean which contains all SP permissions.
  *
- *
- *
- *
  */
-@Validated
 @Service
 public class SpPermissionChecker implements Serializable {
     private static final long serialVersionUID = 2757865286212875704L;
 
-    @Autowired
     private transient PermissionService permissionService;
 
+    @Autowired
+    SpPermissionChecker(final PermissionService permissionService) {
+        this.permissionService = permissionService;
+    }
+
     /**
      * Gets the SP monitor View Permission.
      * 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/ErrorView.java

@@ -32,23 +32,22 @@ import com.vaadin.ui.VerticalLayout;
  *
  * @see Navigator#setErrorView(Class)
  */
-@SuppressWarnings("serial")
 @SpringComponent
 @UIScope
 class ErrorView extends VerticalLayout implements View {
 
+    private static final long serialVersionUID = 1L;
+
     private final Label message;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
+
+    private final DashboardMenu dashboardMenu;
 
     @Autowired
-    private DashboardMenu dashboardMenu;
+    ErrorView(final I18N i18n, final DashboardMenu dashboardMenu) {
-
+        this.i18n = i18n;
-    /**
+        this.dashboardMenu = dashboardMenu;
-     * Constructor.
-     */
-    public ErrorView() {
         setMargin(true);
         message = new Label();
         addComponent(message);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/HawkbitUI.java

@@ -61,7 +61,8 @@ public class HawkbitUI extends DefaultHawkbitUI implements DetachListener {
 
     private transient EventPushStrategy pushStrategy;
 
-    protected transient EventBus.SessionEventBus eventBus;
+    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
 
     @Autowired
     private SpringViewProvider viewProvider;
@@ -80,23 +81,13 @@ public class HawkbitUI extends DefaultHawkbitUI implements DetachListener {
     @Autowired
     private ErrorView errorview;
 
-    /**
-     * Default constructor.
-     */
-    @Autowired
-    public HawkbitUI(final EventBus.SessionEventBus eventBus) {
-        this.eventBus = eventBus;
-    }
-
     /**
      * Constructor taking the push strategy.
      *
      * @param pushStrategy
      *            the strategy to push events from the backend to the UI
      */
-    @Autowired
+    public HawkbitUI(final EventPushStrategy pushStrategy) {
-    public HawkbitUI(final EventPushStrategy pushStrategy, final EventBus.SessionEventBus eventBus) {
-        this(eventBus);
         this.pushStrategy = pushStrategy;
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/UiProperties.java

@@ -8,6 +8,8 @@
  */
 package org.eclipse.hawkbit.ui;
 
+import java.io.Serializable;
+
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.stereotype.Component;
 
@@ -17,13 +19,15 @@ import org.springframework.stereotype.Component;
  */
 @Component
 @ConfigurationProperties("hawkbit.server.ui")
-public class UiProperties {
+public class UiProperties implements Serializable {
+    private static final long serialVersionUID = 1L;
 
     /**
      * Demo account login information.
      *
      */
-    public static class Demo {
+    public static class Demo implements Serializable {
+        private static final long serialVersionUID = 1L;
 
         /**
          * Demo tenant.
@@ -72,12 +76,15 @@ public class UiProperties {
      * documentation etc.).
      *
      */
-    public static class Links {
+    public static class Links implements Serializable {
+        private static final long serialVersionUID = 1L;
+
         /**
          * Configuration of UI documentation links.
          *
          */
-        public static class Documentation {
+        public static class Documentation implements Serializable {
+            private static final long serialVersionUID = 1L;
             /**
              * Link to root of documentation and user guides.
              */
@@ -235,13 +242,15 @@ public class UiProperties {
      * Configuration of login view.
      *
      */
-    public static class Login {
+    public static class Login implements Serializable {
+        private static final long serialVersionUID = 1L;
 
         /**
          * Cookie configuration for login credential cookie.
          *
          */
-        public static class Cookie {
+        public static class Cookie implements Serializable {
+            private static final long serialVersionUID = 1L;
             /**
              * Secure cookie enabled.
              */

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/UploadArtifactView.java

@@ -8,13 +8,19 @@
  */
 package org.eclipse.hawkbit.ui.artifacts;
 
+import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
 
+import org.eclipse.hawkbit.repository.ArtifactManagement;
+import org.eclipse.hawkbit.repository.EntityFactory;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.HawkbitUI;
 import org.eclipse.hawkbit.ui.artifacts.details.ArtifactDetailsLayout;
 import org.eclipse.hawkbit.ui.artifacts.event.ArtifactDetailsEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
+import org.eclipse.hawkbit.ui.artifacts.event.UploadViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.artifacts.footer.SMDeleteActionsLayout;
 import org.eclipse.hawkbit.ui.artifacts.smtable.SoftwareModuleTableLayout;
 import org.eclipse.hawkbit.ui.artifacts.smtype.SMTypeFilterLayout;
@@ -25,8 +31,10 @@ import org.eclipse.hawkbit.ui.management.event.DragEvent;
 import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.eclipse.hawkbit.util.SPInfo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -37,7 +45,7 @@ import com.vaadin.server.Page;
 import com.vaadin.server.Page.BrowserWindowResizeEvent;
 import com.vaadin.server.Page.BrowserWindowResizeListener;
 import com.vaadin.spring.annotation.SpringView;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.DragAndDropWrapper;
 import com.vaadin.ui.GridLayout;
@@ -47,45 +55,33 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Display artifacts upload view.
- *
- *
  */
+@UIScope
 @SpringView(name = UploadArtifactView.VIEW_NAME, ui = HawkbitUI.class)
-@ViewScope
 public class UploadArtifactView extends VerticalLayout implements View, BrowserWindowResizeListener {
 
     public static final String VIEW_NAME = "spUpload";
     private static final long serialVersionUID = 8754632011301553682L;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final SpPermissionChecker permChecker;
-    private SpPermissionChecker permChecker;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final UINotification uiNotification;
-    private transient UINotification uiNotification;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final SMTypeFilterLayout filterByTypeLayout;
-    private SMTypeFilterLayout filterByTypeLayout;
 
-    @Autowired
+    private final SoftwareModuleTableLayout smTableLayout;
-    private SoftwareModuleTableLayout smTableLayout;
 
-    @Autowired
+    private final ArtifactDetailsLayout artifactDetailsLayout;
-    private ArtifactDetailsLayout artifactDetailsLayout;
 
-    @Autowired
+    private final UploadLayout uploadLayout;
-    private UploadLayout uploadLayout;
 
-    @Autowired
+    private final SMDeleteActionsLayout deleteActionsLayout;
-    private SMDeleteActionsLayout deleteActionsLayout;
 
     private VerticalLayout detailAndUploadLayout;
 
@@ -94,8 +90,31 @@ public class UploadArtifactView extends VerticalLayout implements View, BrowserW
     private GridLayout mainLayout;
     private DragAndDropWrapper dadw;
 
-    @Override
+    @Autowired
-    public void enter(final ViewChangeEvent event) {
+    UploadArtifactView(final UIEventBus eventBus, final SpPermissionChecker permChecker, final I18N i18n,
+            final UINotification uiNotification, final ArtifactUploadState artifactUploadState,
+            final TagManagement tagManagement, final EntityFactory entityFactory,
+            final SoftwareManagement softwareManagement, final UploadViewAcceptCriteria uploadViewAcceptCriteria,
+            final SPInfo spInfo, final ArtifactManagement artifactManagement) {
+        this.eventBus = eventBus;
+        this.permChecker = permChecker;
+        this.i18n = i18n;
+        this.uiNotification = uiNotification;
+        this.artifactUploadState = artifactUploadState;
+        this.filterByTypeLayout = new SMTypeFilterLayout(artifactUploadState, i18n, permChecker, eventBus,
+                tagManagement, entityFactory, uiNotification, softwareManagement, uploadViewAcceptCriteria);
+        this.smTableLayout = new SoftwareModuleTableLayout(i18n, permChecker, artifactUploadState, uiNotification,
+                eventBus, softwareManagement, entityFactory, uploadViewAcceptCriteria);
+        this.artifactDetailsLayout = new ArtifactDetailsLayout(i18n, eventBus, artifactUploadState, uiNotification,
+                artifactManagement);
+        this.uploadLayout = new UploadLayout(i18n, uiNotification, eventBus, artifactUploadState, spInfo,
+                artifactManagement);
+        this.deleteActionsLayout = new SMDeleteActionsLayout(i18n, permChecker, eventBus, uiNotification,
+                artifactUploadState, softwareManagement, uploadViewAcceptCriteria);
+    }
+
+    @PostConstruct
+    void init() {
         buildLayout();
         restoreState();
         checkNoDataAvaialble();
@@ -109,7 +128,7 @@ public class UploadArtifactView extends VerticalLayout implements View, BrowserW
         eventBus.unsubscribe(this);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent event) {
         if (BaseEntityEventType.MINIMIZED == event.getEventType()) {
             minimizeSwTable();
@@ -118,7 +137,7 @@ public class UploadArtifactView extends VerticalLayout implements View, BrowserW
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final ArtifactDetailsEvent event) {
         if (event == ArtifactDetailsEvent.MINIMIZED) {
             minimizeArtifactoryDetails();
@@ -272,4 +291,9 @@ public class UploadArtifactView extends VerticalLayout implements View, BrowserW
         }
     }
 
+    @Override
+    public void enter(final ViewChangeEvent event) {
+        // This view is constructed in the init() method()
+    }
+
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/details/ArtifactDetailsLayout.java

@@ -14,9 +14,6 @@ import java.util.Date;
 import java.util.List;
 import java.util.Map;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.ArtifactManagement;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.ArtifactDetailsEvent;
@@ -34,14 +31,13 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPDateTimeUtil;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
-import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryDefinition;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -50,8 +46,6 @@ import com.google.common.collect.Maps;
 import com.vaadin.data.Container;
 import com.vaadin.server.FontAwesome;
 import com.vaadin.shared.ui.label.ContentMode;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.HorizontalLayout;
@@ -65,12 +59,7 @@ import com.vaadin.ui.themes.ValoTheme;
 
 /**
  * Display the details of the artifacts for a selected software module.
- *
- *
  */
-
-@SpringComponent
-@ViewScope
 public class ArtifactDetailsLayout extends VerticalLayout {
 
     private static final long serialVersionUID = -5189069028037133891L;
@@ -91,17 +80,13 @@ public class ArtifactDetailsLayout extends VerticalLayout {
 
     private static final String MD5HASH = "md5Hash";
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final UINotification uINotification;
-    private transient UINotification uINotification;
 
     private Label titleOfArtifactDetails;
 
@@ -111,15 +96,21 @@ public class ArtifactDetailsLayout extends VerticalLayout {
 
     private Table maxArtifactDetailsTable;
 
-    private boolean fullWindowMode = false;
+    private boolean fullWindowMode;
 
-    private boolean readOnly = false;
+    private boolean readOnly;
+
+    private final transient ArtifactManagement artifactManagement;
+
+    public ArtifactDetailsLayout(final I18N i18n, final UIEventBus eventBus,
+            final ArtifactUploadState artifactUploadState, final UINotification uINotification,
+            final ArtifactManagement artifactManagement) {
+        this.i18n = i18n;
+        this.eventBus = eventBus;
+        this.artifactUploadState = artifactUploadState;
+        this.uINotification = uINotification;
+        this.artifactManagement = artifactManagement;
 
-    /**
-     * Initialize the artifact details layout.
-     */
-    @PostConstruct
-    private void init() {
         createComponents();
         buildLayout();
         eventBus.subscribe(this);
@@ -133,18 +124,6 @@ public class ArtifactDetailsLayout extends VerticalLayout {
         }
     }
 
-    /**
-     * Initialize the artifact details layout in readonly mode (will not show
-     * the delete icon) .
-     * 
-     * @param readOnly
-     *            value true for read only.
-     */
-    public void init(final boolean readOnly) {
-        this.readOnly = readOnly;
-        init();
-    }
-
     private void createComponents() {
         final String labelStr = artifactUploadState.getSelectedBaseSoftwareModule()
                 .map(softwareModule -> HawkbitCommonUtil.getFormattedNameVersion(softwareModule.getName(),
@@ -192,7 +171,7 @@ public class ArtifactDetailsLayout extends VerticalLayout {
         header.addComponents(titleOfArtifactDetails, maxMinButton);
         header.setComponentAlignment(titleOfArtifactDetails, Alignment.TOP_LEFT);
         header.setComponentAlignment(maxMinButton, Alignment.TOP_RIGHT);
-        header.setExpandRatio(titleOfArtifactDetails, 1.0f);
+        header.setExpandRatio(titleOfArtifactDetails, 1.0F);
 
         setSizeFull();
         setImmediate(true);
@@ -202,7 +181,7 @@ public class ArtifactDetailsLayout extends VerticalLayout {
         setComponentAlignment(header, Alignment.MIDDLE_CENTER);
         addComponent(artifactDetailsTable);
         setComponentAlignment(artifactDetailsTable, Alignment.MIDDLE_CENTER);
-        setExpandRatio(artifactDetailsTable, 1.0f);
+        setExpandRatio(artifactDetailsTable, 1.0F);
 
     }
 
@@ -276,8 +255,6 @@ public class ArtifactDetailsLayout extends VerticalLayout {
                 i18n.get("message.delete.artifact", new Object[] { fileName }), i18n.get("button.ok"),
                 i18n.get("button.cancel"), ok -> {
                     if (ok) {
-                        final ArtifactManagement artifactManagement = SpringContextHelper
-                                .getBean(ArtifactManagement.class);
                         artifactManagement.deleteArtifact(id);
                         uINotification.displaySuccess(i18n.get("message.artifact.deleted", fileName));
                         if (artifactUploadState.getSelectedBaseSwModuleId().isPresent()) {
@@ -308,15 +285,15 @@ public class ArtifactDetailsLayout extends VerticalLayout {
             table.setColumnHeader(ACTION, i18n.get("upload.action"));
         }
 
-        table.setColumnExpandRatio(PROVIDED_FILE_NAME, 3.5f);
+        table.setColumnExpandRatio(PROVIDED_FILE_NAME, 3.5F);
         table.setColumnExpandRatio(SIZE, 2f);
         if (fullWindowMode) {
-            table.setColumnExpandRatio(SHA1HASH, 2.8f);
+            table.setColumnExpandRatio(SHA1HASH, 2.8F);
-            table.setColumnExpandRatio(MD5HASH, 2.4f);
+            table.setColumnExpandRatio(MD5HASH, 2.4F);
         }
-        table.setColumnExpandRatio(CREATE_MODIFIED_DATE_UPLOAD, 3f);
+        table.setColumnExpandRatio(CREATE_MODIFIED_DATE_UPLOAD, 3F);
         if (!readOnly) {
-            table.setColumnExpandRatio(ACTION, 2.5f);
+            table.setColumnExpandRatio(ACTION, 2.5F);
         }
 
         table.setVisibleColumns(getVisbleColumns().toArray());
@@ -460,7 +437,7 @@ public class ArtifactDetailsLayout extends VerticalLayout {
         setVisible(false);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent softwareModuleEvent) {
         if (BaseEntityEventType.SELECTED_ENTITY == softwareModuleEvent.getEventType()) {
             UI.getCurrent().access(() -> {
@@ -486,14 +463,6 @@ public class ArtifactDetailsLayout extends VerticalLayout {
         }
     }
 
-    @PreDestroy
-    void destroy() {
-        eventBus.unsubscribe(this); // It's good manners to do this, even though
-        // we should be
-        // automatically unsubscribed when the UI is
-        // garbage collected
-    }
-
     public Table getArtifactDetailsTable() {
         return artifactDetailsTable;
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/event/UploadViewAcceptCriteria.java

@@ -14,10 +14,13 @@ import java.util.Map;
 
 import org.eclipse.hawkbit.ui.common.AbstractAcceptCriteria;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.google.common.collect.Maps;
 import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.Component;
 
 /**
@@ -25,7 +28,7 @@ import com.vaadin.ui.Component;
  * 
  */
 @SpringComponent
-@ViewScope
+@UIScope
 public class UploadViewAcceptCriteria extends AbstractAcceptCriteria {
 
     private static final long serialVersionUID = 5158811326115667378L;
@@ -34,6 +37,11 @@ public class UploadViewAcceptCriteria extends AbstractAcceptCriteria {
 
     private static final Map<String, Object> DROP_HINTS_CONFIGS = createDropHintConfigurations();
 
+    @Autowired
+    UploadViewAcceptCriteria(final UINotification uiNotification, final UIEventBus eventBus) {
+        super(uiNotification, eventBus);
+    }
+
     @Override
     protected String getComponentId(final Component component) {
         String id = component.getId();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/footer/SMDeleteActionsLayout.java

@@ -10,22 +10,24 @@ package org.eclipse.hawkbit.ui.artifacts.footer;
 
 import java.util.Set;
 
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.footer.AbstractDeleteActionsLayout;
 import org.eclipse.hawkbit.ui.common.table.AbstractTable;
 import org.eclipse.hawkbit.ui.management.event.DragEvent;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Component;
 import com.vaadin.ui.Table;
 import com.vaadin.ui.Table.TableTransferable;
@@ -33,24 +35,30 @@ import com.vaadin.ui.UI;
 
 /**
  * Upload view footer layout implementation.
- *
  */
-@SpringComponent
-@ViewScope
 public class SMDeleteActionsLayout extends AbstractDeleteActionsLayout {
 
     private static final long serialVersionUID = -3273982053389866299L;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final UploadViewConfirmationWindowLayout uploadViewConfirmationWindowLayout;
-    private UploadViewConfirmationWindowLayout uploadViewConfirmationWindowLayout;
 
-    @Autowired
+    private final UploadViewAcceptCriteria uploadViewAcceptCriteria;
-    private UploadViewAcceptCriteria uploadViewAcceptCriteria;
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    public SMDeleteActionsLayout(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventBus,
+            final UINotification notification, final ArtifactUploadState artifactUploadState,
+            final SoftwareManagement softwareManagement, final UploadViewAcceptCriteria uploadViewAcceptCriteria) {
+        super(i18n, permChecker, eventBus, notification);
+        this.artifactUploadState = artifactUploadState;
+        this.uploadViewConfirmationWindowLayout = new UploadViewConfirmationWindowLayout(i18n, eventBus,
+                softwareManagement, artifactUploadState);
+        this.uploadViewAcceptCriteria = uploadViewAcceptCriteria;
+
+        init();
+    }
+
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
 
         if (isSoftwareEvent(event) || isSoftwareTypeEvent(event)) {
@@ -84,7 +92,7 @@ public class SMDeleteActionsLayout extends AbstractDeleteActionsLayout {
                 || event == UploadArtifactUIEvent.DISCARD_DELETE_SOFTWARE_TYPE;
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DragEvent event) {
         if (event == DragEvent.HIDE_DROP_HINT) {
             UI.getCurrent().access(() -> hideDropHints());
@@ -134,9 +142,8 @@ public class SMDeleteActionsLayout extends AbstractDeleteActionsLayout {
 
             final String swModuleTypeName = sourceComponent.getId()
                     .replace(UIComponentIdProvider.UPLOAD_TYPE_BUTTON_PREFIX, "");
-            if (artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType().isPresent()
+            if (artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType()
-                    && artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType().get().getName()
+                    .map(type -> type.getName().equalsIgnoreCase(swModuleTypeName)).orElse(false)) {
-                            .equalsIgnoreCase(swModuleTypeName)) {
                 notification.displayValidationError(
                         i18n.get("message.swmodule.type.check.delete", new Object[] { swModuleTypeName }));
             } else {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/footer/UploadViewConfirmationWindowLayout.java

@@ -20,30 +20,24 @@ import org.eclipse.hawkbit.ui.artifacts.state.CustomFile;
 import org.eclipse.hawkbit.ui.common.confirmwindow.layout.AbstractConfirmationWindowLayout;
 import org.eclipse.hawkbit.ui.common.confirmwindow.layout.ConfirmationTab;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.google.common.collect.Maps;
 import com.vaadin.data.Container;
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Button.ClickListener;
 import com.vaadin.ui.Table.Align;
 
 /**
  * Abstract layout of confirm actions window.
- *
- *
- *
  */
-@SpringComponent
-@ViewScope
 public class UploadViewConfirmationWindowLayout extends AbstractConfirmationWindowLayout {
 
     private static final long serialVersionUID = 1804036019105286988L;
@@ -56,11 +50,16 @@ public class UploadViewConfirmationWindowLayout extends AbstractConfirmationWind
 
     private static final String DISCARD = "Discard";
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
+
+    UploadViewConfirmationWindowLayout(final I18N i18n, final UIEventBus eventBus,
+            final SoftwareManagement softwareManagement, final ArtifactUploadState artifactUploadState) {
+        super(i18n, eventBus);
+        this.softwareManagement = softwareManagement;
+        this.artifactUploadState = artifactUploadState;
+    }
 
     @Override
     protected Map<String, ConfirmationTab> getConfimrationTabs() {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtable/SoftwareModuleAddUpdateWindow.java

@@ -8,8 +8,6 @@
  */
 package org.eclipse.hawkbit.ui.artifacts.smtable;
 
-import javax.annotation.PostConstruct;
-
 import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
@@ -29,12 +27,10 @@ import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.ComboBox;
 import com.vaadin.ui.CustomComponent;
 import com.vaadin.ui.FormLayout;
@@ -46,26 +42,19 @@ import com.vaadin.ui.themes.ValoTheme;
 /**
  * Generates window for Software module add or update.
  */
-@SpringComponent
-@ViewScope
 public class SoftwareModuleAddUpdateWindow extends CustomComponent {
 
     private static final long serialVersionUID = -5217675246477211483L;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final UINotification uiNotifcation;
-    private transient UINotification uiNotifcation;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final transient EntityFactory entityFactory;
-    private transient EntityFactory entityFactory;
 
     private TextField nameTextField;
 
@@ -77,14 +66,23 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
 
     private TextArea descTextArea;
 
-    private CommonDialogWindow window;
-
     private Boolean editSwModule = Boolean.FALSE;
 
     private Long baseSwModuleId;
 
     private FormLayout formLayout;
 
+    public SoftwareModuleAddUpdateWindow(final I18N i18n, final UINotification uiNotifcation, final UIEventBus eventBus,
+            final SoftwareManagement softwareManagement, final EntityFactory entityFactory) {
+        this.i18n = i18n;
+        this.uiNotifcation = uiNotifcation;
+        this.eventBus = eventBus;
+        this.softwareManagement = softwareManagement;
+        this.entityFactory = entityFactory;
+
+        createRequiredComponents();
+    }
+
     /**
      * Save or update the sw module.
      */
@@ -104,14 +102,6 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
         }
     }
 
-    /**
-     * Initialize Distribution Add and Edit Window.
-     */
-    @PostConstruct
-    void init() {
-        createRequiredComponents();
-    }
-
     /**
      * Create window for new software module.
      * 
@@ -133,9 +123,9 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
     public CommonDialogWindow createUpdateSoftwareModuleWindow(final Long baseSwModuleId) {
         this.baseSwModuleId = baseSwModuleId;
         resetComponents();
+        populateTypeNameCombo();
         populateValuesOfSwModule();
-        createWindow();
+        return createWindow();
-        return window;
     }
 
     private void createRequiredComponents() {
@@ -157,7 +147,6 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
         typeComboBox.setStyleName(SPUIDefinitions.COMBO_BOX_SPECIFIC_STYLE + " " + ValoTheme.COMBOBOX_TINY);
         typeComboBox.setNewItemsAllowed(Boolean.FALSE);
         typeComboBox.setImmediate(Boolean.TRUE);
-        populateTypeNameCombo();
     }
 
     private TextField createTextField(final String in18Key, final String id) {
@@ -181,7 +170,7 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
         editSwModule = Boolean.FALSE;
     }
 
-    private void createWindow() {
+    private CommonDialogWindow createWindow() {
         final Label madatoryStarLabel = new Label("*");
         madatoryStarLabel.setStyleName("v-caption v-required-field-indicator");
         madatoryStarLabel.setWidth(null);
@@ -198,7 +187,7 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
 
         setCompositionRoot(formLayout);
 
-        window = new WindowBuilder(SPUIDefinitions.CREATE_UPDATE_WINDOW)
+        final CommonDialogWindow window = new WindowBuilder(SPUIDefinitions.CREATE_UPDATE_WINDOW)
                 .caption(i18n.get("upload.caption.add.new.swmodule")).content(this).layout(formLayout).i18n(i18n)
                 .saveDialogCloseListener(new SaveOnDialogCloseListener()).buildCommonDialogWindow();
         nameTextField.setEnabled(!editSwModule);
@@ -206,6 +195,8 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
         typeComboBox.setEnabled(!editSwModule);
 
         typeComboBox.focus();
+
+        return window;
     }
 
     private void addNewBaseSoftware() {
@@ -271,6 +262,7 @@ public class SoftwareModuleAddUpdateWindow extends CustomComponent {
                 : HawkbitCommonUtil.trimAndNullIfEmpty(swModle.getVendor()));
         descTextArea.setValue(swModle.getDescription() == null ? HawkbitCommonUtil.SP_STRING_EMPTY
                 : HawkbitCommonUtil.trimAndNullIfEmpty(swModle.getDescription()));
+
         if (swModle.getType().isDeleted()) {
             typeComboBox.addItem(swModle.getType().getName());
         }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtable/SoftwareModuleDetails.java

@@ -10,6 +10,7 @@ package org.eclipse.hawkbit.ui.artifacts.smtable;
 
 import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.model.MetaData;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
@@ -20,13 +21,12 @@ import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.distributions.event.MetadataEvent;
 import org.eclipse.hawkbit.ui.distributions.smtable.SwMetadataPopupLayout;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.Label;
 import com.vaadin.ui.TabSheet;
@@ -36,44 +36,39 @@ import com.vaadin.ui.Window;
 
 /**
  * Software module details.
- * 
- *
  */
-@SpringComponent
-@ViewScope
 public class SoftwareModuleDetails extends AbstractNamedVersionedEntityTableDetailsLayout<SoftwareModule> {
 
     private static final long serialVersionUID = -4900381301076646366L;
 
-    @Autowired
+    private final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
-    private SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final SwMetadataPopupLayout swMetadataPopupLayout;
-    private SwMetadataPopupLayout swMetadataPopupLayout;
 
-    @Autowired
+    private final SoftwareModuleMetadatadetailslayout swmMetadataTable;
-    private transient EntityFactory entityFactory;
 
-    private SoftwareModuleMetadatadetailslayout swmMetadataTable;
+    SoftwareModuleDetails(final I18N i18n, final UIEventBus eventBus, final SpPermissionChecker permissionChecker,
+            final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow,
+            final ArtifactUploadState artifactUploadState, final SoftwareManagement softwareManagement,
+            final SwMetadataPopupLayout swMetadataPopupLayout, final EntityFactory entityFactory) {
+        super(i18n, eventBus, permissionChecker, null);
+        this.softwareModuleAddUpdateWindow = softwareModuleAddUpdateWindow;
+        this.artifactUploadState = artifactUploadState;
+        this.softwareManagement = softwareManagement;
+        this.swMetadataPopupLayout = swMetadataPopupLayout;
 
-    /**
-     * softwareLayout Initialize the component.
-     */
-    @Override
-    protected void init() {
         swmMetadataTable = new SoftwareModuleMetadatadetailslayout();
         swmMetadataTable.init(getI18n(), getPermissionChecker(), softwareManagement, swMetadataPopupLayout,
                 entityFactory);
-        super.init();
+        addTabs(detailsTab);
+        restoreState();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final MetadataEvent event) {
         UI.getCurrent().access(() -> {
             final MetaData softwareModuleMetadata = event.getMetaData();
@@ -168,7 +163,7 @@ public class SoftwareModuleDetails extends AbstractNamedVersionedEntityTableDeta
         return artifactUploadState.isSwModuleTableMaximized();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent softwareModuleEvent) {
         onBaseEntityEvent(softwareModuleEvent);
     }
@@ -194,8 +189,7 @@ public class SoftwareModuleDetails extends AbstractNamedVersionedEntityTableDeta
     }
 
     private boolean isSoftwareModuleSelected(final SoftwareModule softwareModule) {
-        final SoftwareModule selectedUploadSWModule = artifactUploadState.getSelectedBaseSoftwareModule().isPresent()
+        final SoftwareModule selectedUploadSWModule = artifactUploadState.getSelectedBaseSoftwareModule().orElse(null);
-                ? artifactUploadState.getSelectedBaseSoftwareModule().get() : null;
         return softwareModule != null && selectedUploadSWModule != null
                 && selectedUploadSWModule.getName().equals(softwareModule.getName())
                 && selectedUploadSWModule.getVersion().equals(softwareModule.getVersion());

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtable/SoftwareModuleTable.java

@@ -24,15 +24,17 @@ import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
 import org.eclipse.hawkbit.ui.distributions.smtable.SwMetadataPopupLayout;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.TableColumn;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryDefinition;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -42,34 +44,41 @@ import com.vaadin.data.Item;
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Table;
 import com.vaadin.ui.UI;
 
 /**
- * Header of Software module table.
+ * The Software module table.
  */
-@ViewScope
-@SpringComponent
 public class SoftwareModuleTable extends AbstractNamedVersionTable<SoftwareModule, Long> {
 
     private static final long serialVersionUID = 6469417305487144809L;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final UploadViewAcceptCriteria uploadViewAcceptCriteria;
-    private UploadViewAcceptCriteria uploadViewAcceptCriteria;
 
-    @Autowired
+    private final SwMetadataPopupLayout swMetadataPopupLayout;
-    private SwMetadataPopupLayout swMetadataPopupLayout;
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    SoftwareModuleTable(final UIEventBus eventBus, final I18N i18n, final UINotification uiNotification,
+            final ArtifactUploadState artifactUploadState, final SoftwareManagement softwareManagement,
+            final UploadViewAcceptCriteria uploadViewAcceptCriteria,
+            final SwMetadataPopupLayout swMetadataPopupLayout) {
+        super(eventBus, i18n, uiNotification);
+        this.artifactUploadState = artifactUploadState;
+        this.softwareManagement = softwareManagement;
+        this.uploadViewAcceptCriteria = uploadViewAcceptCriteria;
+        this.swMetadataPopupLayout = swMetadataPopupLayout;
+
+        addNewContainerDS();
+        setColumnProperties();
+        setDataAvailable(getContainerDataSource().size() != 0);
+    }
+
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SMFilterEvent filterEvent) {
         UI.getCurrent().access(() -> {
 
@@ -153,12 +162,12 @@ public class SoftwareModuleTable extends AbstractNamedVersionTable<SoftwareModul
         eventBus.publish(this, new SoftwareModuleEvent(BaseEntityEventType.SELECTED_ENTITY, lastSoftwareModule));
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent event) {
         onBaseEntityEvent(event);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
         if (event == UploadArtifactUIEvent.DELETED_ALL_SOFWARE) {
             UI.getCurrent().access(this::refreshFilter);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtable/SoftwareModuleTableHeader.java

@@ -8,43 +8,41 @@
  */
 package org.eclipse.hawkbit.ui.artifacts.smtable;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.artifacts.event.SMFilterEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
 import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.table.AbstractTableHeader;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DropHandler;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.Window;
 
 /**
  * Header of Software module table.
- * 
- *
- * 
  */
-@SpringComponent
-@ViewScope
 public class SoftwareModuleTableHeader extends AbstractTableHeader {
 
     private static final long serialVersionUID = 242961845006626297L;
 
-    @Autowired
+    private final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    SoftwareModuleTableHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventbus,
-    private SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
+            final ArtifactUploadState artifactUploadState,
+            final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow) {
+        super(i18n, permChecker, eventbus, null, null, artifactUploadState);
+        this.softwareModuleAddUpdateWindow = softwareModuleAddUpdateWindow;
+    }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
         if (event == UploadArtifactUIEvent.HIDE_FILTER_BY_TYPE) {
             setFilterButtonsIconVisible(true);
@@ -73,10 +71,7 @@ public class SoftwareModuleTableHeader extends AbstractTableHeader {
 
     @Override
     protected String onLoadSearchBoxValue() {
-        if (artifactUploadState.getSoftwareModuleFilters().getSearchText().isPresent()) {
+        return artifactUploadState.getSoftwareModuleFilters().getSearchText().orElse(null);
-            return artifactUploadState.getSoftwareModuleFilters().getSearchText().get();
-        }
-        return null;
     }
 
     @Override

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtable/SoftwareModuleTableLayout.java

@@ -8,38 +8,42 @@
  */
 package org.eclipse.hawkbit.ui.artifacts.smtable;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.EntityFactory;
-
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.ui.artifacts.event.UploadViewAcceptCriteria;
+import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.table.AbstractTableLayout;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.distributions.smtable.SwMetadataPopupLayout;
-
+import org.eclipse.hawkbit.ui.utils.I18N;
-import com.vaadin.spring.annotation.SpringComponent;
+import org.eclipse.hawkbit.ui.utils.UINotification;
-import com.vaadin.spring.annotation.ViewScope;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 /**
  * Software module table layout. (Upload Management)
  */
-@SpringComponent
-@ViewScope
 public class SoftwareModuleTableLayout extends AbstractTableLayout {
 
     private static final long serialVersionUID = 6464291374980641235L;
 
-    @Autowired
+    public SoftwareModuleTableLayout(final I18N i18n, final SpPermissionChecker permChecker,
-    private SoftwareModuleDetails softwareModuleDetails;
+            final ArtifactUploadState artifactUploadState, final UINotification uiNotification,
+            final UIEventBus eventBus, final SoftwareManagement softwareManagement, final EntityFactory entityFactory,
+            final UploadViewAcceptCriteria uploadViewAcceptCriteria) {
 
-    @Autowired
+        final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow = new SoftwareModuleAddUpdateWindow(i18n,
-    private SoftwareModuleTableHeader smTableHeader;
+                uiNotification, eventBus, softwareManagement, entityFactory);
 
-    @Autowired
+        final SwMetadataPopupLayout swMetadataPopupLayout = new SwMetadataPopupLayout(i18n, uiNotification, eventBus,
-    private SoftwareModuleTable smTable;
+                softwareManagement, entityFactory, permChecker);
 
-    /**
+        super.init(
-     * Initialize the filter layout.
+                new SoftwareModuleTableHeader(i18n, permChecker, eventBus, artifactUploadState,
-     */
+                        softwareModuleAddUpdateWindow),
-    @PostConstruct
+                new SoftwareModuleTable(eventBus, i18n, uiNotification, artifactUploadState, softwareManagement,
-    void init() {
+                        uploadViewAcceptCriteria, swMetadataPopupLayout),
-        super.init(smTableHeader, smTable, softwareModuleDetails);
+                new SoftwareModuleDetails(i18n, eventBus, permChecker, softwareModuleAddUpdateWindow,
+                        artifactUploadState, softwareManagement, swMetadataPopupLayout, entityFactory));
     }
 
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtype/CreateUpdateSoftwareTypeLayout.java

@@ -11,7 +11,10 @@ package org.eclipse.hawkbit.ui.artifacts.smtype;
 import java.util.ArrayList;
 import java.util.List;
 
+import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.repository.model.SoftwareModuleType;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleTypeEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleTypeEvent.SoftwareModuleTypeEnum;
@@ -23,17 +26,17 @@ import org.eclipse.hawkbit.ui.common.builder.TextAreaBuilder;
 import org.eclipse.hawkbit.ui.common.builder.TextFieldBuilder;
 import org.eclipse.hawkbit.ui.layouts.CreateUpdateTypeLayout;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
+import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Property.ValueChangeEvent;
 import com.vaadin.shared.ui.colorpicker.Color;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Label;
 import com.vaadin.ui.OptionGroup;
 import com.vaadin.ui.TextField;
@@ -44,15 +47,12 @@ import com.vaadin.ui.themes.ValoTheme;
  * Layout for the create or update software module type.
  *
  */
-@SpringComponent
-@ViewScope
 public class CreateUpdateSoftwareTypeLayout extends CreateUpdateTypeLayout<SoftwareModuleType> {
 
     private static final long serialVersionUID = 1L;
     private static final Logger LOG = LoggerFactory.getLogger(CreateUpdateSoftwareTypeLayout.class);
 
-    @Autowired
+    private final transient SoftwareManagement swTypeManagementService;
-    private transient SoftwareManagement swTypeManagementService;
 
     private String singleAssignStr;
     private String multiAssignStr;
@@ -60,6 +60,13 @@ public class CreateUpdateSoftwareTypeLayout extends CreateUpdateTypeLayout<Softw
     private Label multiAssign;
     private OptionGroup assignOptiongroup;
 
+    public CreateUpdateSoftwareTypeLayout(final I18N i18n, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UIEventBus eventBus, final SpPermissionChecker permChecker,
+            final UINotification uiNotification, final SoftwareManagement swTypeManagementService) {
+        super(i18n, tagManagement, entityFactory, eventBus, permChecker, uiNotification);
+        this.swTypeManagementService = swTypeManagementService;
+    }
+
     @Override
     protected void addListeners() {
         super.addListeners();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtype/SMTypeFilterButtonClick.java

@@ -15,52 +15,37 @@ import org.eclipse.hawkbit.repository.model.SoftwareModuleType;
 import org.eclipse.hawkbit.ui.artifacts.event.SMFilterEvent;
 import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterSingleButtonClick;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 
 /**
  * Single button click behaviour of filter buttons layout.
- * 
- *
- * 
  */
-@SpringComponent
-@ViewScope
 public class SMTypeFilterButtonClick extends AbstractFilterSingleButtonClick implements Serializable {
 
     private static final long serialVersionUID = 3707945900524967887L;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
+
+    SMTypeFilterButtonClick(final UIEventBus eventBus, final ArtifactUploadState artifactUploadState,
+            final SoftwareManagement softwareManagement) {
+        this.eventBus = eventBus;
+        this.artifactUploadState = artifactUploadState;
+        this.softwareManagement = softwareManagement;
+    }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.layouts.SPFilterButtonClickBehaviour#
-     * filterUnClicked(com.vaadin.ui. Button)
-     */
     @Override
     protected void filterUnClicked(final Button clickedButton) {
         artifactUploadState.getSoftwareModuleFilters().setSoftwareModuleType(null);
         eventBus.publish(this, SMFilterEvent.FILTER_BY_TYPE);
     }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see hawkbit.server.ui.layouts.SPFilterButtonClickBehaviour#filterClicked
-     * (com.vaadin.ui.Button )
-     */
     @Override
     protected void filterClicked(final Button clickedButton) {
         final SoftwareModuleType softwareModuleType = softwareManagement

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtype/SMTypeFilterButtons.java

@@ -10,6 +10,7 @@ package org.eclipse.hawkbit.ui.artifacts.smtype;
 
 import java.util.EnumSet;
 
+import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleTypeEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleTypeEvent.SoftwareModuleTypeEnum;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
@@ -19,35 +20,36 @@ import org.eclipse.hawkbit.ui.common.SoftwareModuleTypeBeanQuery;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterButtons;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.DropHandler;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Software module type filter buttons.
  * 
  */
-@SpringComponent
-@ViewScope
 public class SMTypeFilterButtons extends AbstractFilterButtons {
 
     private static final long serialVersionUID = 169198312654380358L;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final UploadViewAcceptCriteria uploadViewAcceptCriteria;
-    private UploadViewAcceptCriteria uploadViewAcceptCriteria;
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    SMTypeFilterButtons(final UIEventBus eventBus, final ArtifactUploadState artifactUploadState,
+            final UploadViewAcceptCriteria uploadViewAcceptCriteria, final SoftwareManagement softwareManagement) {
+        super(eventBus, new SMTypeFilterButtonClick(eventBus, artifactUploadState, softwareManagement));
+        this.artifactUploadState = artifactUploadState;
+        this.uploadViewAcceptCriteria = uploadViewAcceptCriteria;
+    }
+
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleTypeEvent event) {
         if (event.getSoftwareModuleType() != null
                 && EnumSet.allOf(SoftwareModuleTypeEnum.class).contains(event.getSoftwareModuleTypeEnum())) {
@@ -56,7 +58,7 @@ public class SMTypeFilterButtons extends AbstractFilterButtons {
 
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
         if (event == UploadArtifactUIEvent.DELETED_ALL_SOFWARE_TYPE) {
             refreshTable();
@@ -70,14 +72,13 @@ public class SMTypeFilterButtons extends AbstractFilterButtons {
 
     @Override
     protected LazyQueryContainer createButtonsLazyQueryContainer() {
-        return HawkbitCommonUtil.createLazyQueryContainer(
+        return HawkbitCommonUtil.createLazyQueryContainer(new BeanQueryFactory<>(SoftwareModuleTypeBeanQuery.class));
-                new BeanQueryFactory<SoftwareModuleTypeBeanQuery>(SoftwareModuleTypeBeanQuery.class));
     }
 
     @Override
     protected boolean isClickedByDefault(final String typeName) {
-        return artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType().isPresent() && artifactUploadState
+        return artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType()
-                .getSoftwareModuleFilters().getSoftwareModuleType().get().getName().equals(typeName);
+                .map(type -> type.getName().equals(typeName)).orElse(false);
     }
 
     @Override

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtype/SMTypeFilterHeader.java

@@ -8,18 +8,20 @@
  */
 package org.eclipse.hawkbit.ui.artifacts.smtype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.EntityFactory;
-
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
 import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterHeader;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.Window;
@@ -27,25 +29,22 @@ import com.vaadin.ui.Window;
 /**
  * Software module type filter buttons header.
  */
-@SpringComponent
-@ViewScope
 public class SMTypeFilterHeader extends AbstractFilterHeader {
 
     private static final long serialVersionUID = -4855810338059032342L;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
+    private final CreateUpdateSoftwareTypeLayout createUpdateSWTypeLayout;
 
-    @Autowired
+    SMTypeFilterHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventBus,
-    private CreateUpdateSoftwareTypeLayout createUpdateSWTypeLayout;
+            final ArtifactUploadState artifactUploadState, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UINotification uiNotification,
+            final SoftwareManagement softwareManagement) {
+        super(permChecker, eventBus, i18n);
+        this.artifactUploadState = artifactUploadState;
+        this.createUpdateSWTypeLayout = new CreateUpdateSoftwareTypeLayout(i18n, tagManagement, entityFactory, eventBus,
+                permChecker, uiNotification, softwareManagement);
 
-    /**
-     * Initialize the components.
-     */
-    @Override
-    @PostConstruct
-    protected void init() {
-        super.init();
         if (permChecker.hasCreateDistributionPermission() || permChecker.hasUpdateDistributionPermission()) {
             createUpdateSWTypeLayout.init();
         }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/smtype/SMTypeFilterLayout.java

@@ -8,57 +8,44 @@
  */
 package org.eclipse.hawkbit.ui.artifacts.smtype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.EntityFactory;
-import javax.annotation.PreDestroy;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
-
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
+import org.eclipse.hawkbit.ui.artifacts.event.UploadViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterLayout;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
-import org.vaadin.spring.events.EventBus;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
-
 /**
  * Software module type filter buttons layout.
- * 
- *
- * 
  */
-@SpringComponent
-@ViewScope
 public class SMTypeFilterLayout extends AbstractFilterLayout {
 
     private static final long serialVersionUID = 1581066345157393665L;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private transient EventBus.SessionEventBus eventbus;
 
-    @Autowired
+    public SMTypeFilterLayout(final ArtifactUploadState artifactUploadState, final I18N i18n,
-    private SMTypeFilterHeader smTypeFilterHeader;
+            final SpPermissionChecker permChecker, final UIEventBus eventBus, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UINotification uiNotification,
+            final SoftwareManagement softwareManagement, final UploadViewAcceptCriteria uploadViewAcceptCriteria) {
+        super(new SMTypeFilterHeader(i18n, permChecker, eventBus, artifactUploadState, tagManagement, entityFactory,
+                uiNotification, softwareManagement),
+                new SMTypeFilterButtons(eventBus, artifactUploadState, uploadViewAcceptCriteria, softwareManagement));
 
-    @Autowired
+        this.artifactUploadState = artifactUploadState;
-    private SMTypeFilterButtons smTypeFilterButtons;
+        restoreState();
 
-    @Autowired
+        eventBus.subscribe(this);
-    private SMTypeFilterButtonClick smTypeFilterButtonClick;
-
-    @Autowired
-    private ArtifactUploadState artifactUploadState;
-
-    /**
-     * Initialize the filter layout.
-     */
-    @PostConstruct
-    void init() {
-        super.init(smTypeFilterHeader, smTypeFilterButtons, smTypeFilterButtonClick);
-        eventbus.subscribe(this);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
         if (event == UploadArtifactUIEvent.HIDE_FILTER_BY_TYPE) {
             setVisible(false);
@@ -68,21 +55,6 @@ public class SMTypeFilterLayout extends AbstractFilterLayout {
         }
     }
 
-    @PreDestroy
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventbus.unsubscribe(this);
-    }
-
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.common.filterlayout.SPFilterLayout#
-     * onLoadIsTypeFilterIsClosed()
-     */
     @Override
     public Boolean onLoadIsTypeFilterIsClosed() {
         return artifactUploadState.isSwTypeFilterClosed();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/state/ArtifactUploadState.java

@@ -38,8 +38,7 @@ public class ArtifactUploadState implements ManagmentEntityState<Long>, Serializ
 
     private static final long serialVersionUID = 8273440375917450859L;
 
-    @Autowired
+    private final SoftwareModuleFilters softwareModuleFilters;
-    private SoftwareModuleFilters softwareModuleFilters;
 
     private final Map<Long, String> deleteSofwareModules = new HashMap<>();
 
@@ -75,6 +74,11 @@ public class ArtifactUploadState implements ManagmentEntityState<Long>, Serializ
 
     private final AtomicInteger numberOfFileUploadsFailed = new AtomicInteger();
 
+    @Autowired
+    ArtifactUploadState(final SoftwareModuleFilters softwareModuleFilters) {
+        this.softwareModuleFilters = softwareModuleFilters;
+    }
+
     public AtomicInteger getNumberOfFileUploadsFailed() {
         return numberOfFileUploadsFailed;
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/state/CustomFile.java

@@ -85,16 +85,6 @@ public class CustomFile implements Serializable {
         this.baseSoftwareModuleVersion = baseSoftwareModuleVersion;
     }
 
-    /**
-     * Default constructor with the immutable fileName set.
-     *
-     * @param fileName
-     *            uploaded file name
-     */
-    public CustomFile(final String fileName) {
-        this.fileName = fileName;
-    }
-
     public String getBaseSoftwareModuleName() {
         return baseSoftwareModuleName;
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadConfirmationWindow.java

@@ -35,10 +35,10 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
@@ -116,6 +116,10 @@ public class UploadConfirmationWindow implements Button.ClickListener {
 
     private final ArtifactUploadState artifactUploadState;
 
+    private final transient UIEventBus eventBus;
+
+    private final transient ArtifactManagement artifactManagement;
+
     /**
      * Initialize the upload confirmation window.
      *
@@ -124,10 +128,12 @@ public class UploadConfirmationWindow implements Button.ClickListener {
      * @param artifactUploadState
      *            reference of session variable {@link ArtifactUploadState}.
      */
-    public UploadConfirmationWindow(final UploadLayout artifactUploadView,
+    UploadConfirmationWindow(final UploadLayout artifactUploadView, final ArtifactUploadState artifactUploadState,
-            final ArtifactUploadState artifactUploadState) {
+            final UIEventBus eventBus, final ArtifactManagement artifactManagement) {
         this.uploadLayout = artifactUploadView;
         this.artifactUploadState = artifactUploadState;
+        this.eventBus = eventBus;
+        this.artifactManagement = artifactManagement;
         i18n = artifactUploadView.getI18n();
         createRequiredComponents();
         buildLayout();
@@ -188,7 +194,6 @@ public class UploadConfirmationWindow implements Button.ClickListener {
      */
     private void setWarningIcon(final Label warningIconLabel, final String fileName, final Object itemId) {
         final Item item = uploadDetailsTable.getItem(itemId);
-        final ArtifactManagement artifactManagement = SpringContextHelper.getBean(ArtifactManagement.class);
         if (HawkbitCommonUtil.trimAndNullIfEmpty(fileName) != null) {
             final Long baseSwId = (Long) item.getItemProperty(BASE_SOFTWARE_ID).getValue();
             final List<Artifact> artifactList = artifactManagement.findByFilenameAndSoftwareModule(fileName, baseSwId);
@@ -432,7 +437,7 @@ public class UploadConfirmationWindow implements Button.ClickListener {
     private void hideErrorIcon(final Label warningLabel, final int errorLabelCount, final int duplicateCount,
             final Label errorLabel, final String oldFileName, final Long currentSwId) {
         if (warningLabel == null && (errorLabelCount > 1 || (duplicateCount == 1 && errorLabelCount == 1))) {
-            final ArtifactManagement artifactManagement = SpringContextHelper.getBean(ArtifactManagement.class);
+
             final List<Artifact> artifactList = artifactManagement.findByFilenameAndSoftwareModule(oldFileName,
                     currentSwId);
             errorLabel.removeStyleName(SPUIStyleDefinitions.ERROR_LABEL);
@@ -577,7 +582,6 @@ public class UploadConfirmationWindow implements Button.ClickListener {
     private void processArtifactUpload() {
         final List<String> itemIds = (List<String>) uploadDetailsTable.getItemIds();
         if (preUploadValidation(itemIds)) {
-            final ArtifactManagement artifactManagement = SpringContextHelper.getBean(ArtifactManagement.class);
             Boolean refreshArtifactDetailsLayout = false;
             for (final String itemId : itemIds) {
                 final String[] itemDet = itemId.split("/");
@@ -602,7 +606,7 @@ public class UploadConfirmationWindow implements Button.ClickListener {
             uploadLayout.clearFileList();
             window.close();
             // call upload result window
-            currentUploadResultWindow = new UploadResultWindow(uploadResultList, i18n);
+            currentUploadResultWindow = new UploadResultWindow(uploadResultList, i18n, eventBus);
             UI.getCurrent().addWindow(currentUploadResultWindow.getUploadResultsWindow());
             currentUploadResultWindow.getUploadResultsWindow().addCloseListener(event -> onResultDetailsPopupClose());
             uploadLayout.setResultPopupHeightWidth(Page.getCurrent().getBrowserWindowWidth(),

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadHandler.java

@@ -11,8 +11,6 @@ package org.eclipse.hawkbit.ui.artifacts.upload;
 import java.io.IOException;
 import java.io.OutputStream;
 
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.exception.ArtifactUploadFailedException;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadFileStatus;
@@ -60,15 +58,15 @@ public class UploadHandler implements StreamVariable, Receiver, SucceededListene
     private final long maxSize;
     private final Upload upload;
 
-    private volatile String fileName = null;
+    private volatile String fileName;
-    private volatile String mimeType = null;
+    private volatile String mimeType;
-    private volatile boolean streamingInterrupted = false;
+    private volatile boolean streamingInterrupted;
-    private volatile boolean uploadInterrupted = false;
+    private volatile boolean uploadInterrupted;
-    private volatile boolean aborted = false;
+    private volatile boolean aborted;
 
     private String failureReason;
     private final I18N i18n;
-    private transient EventBus.SessionEventBus eventBus;
+    private transient EventBus.UIEventBus eventBus;
     private final SoftwareModule selectedSw;
     private SoftwareModule selectedSwForUpload;
     private final ArtifactUploadState artifactUploadState;
@@ -85,21 +83,12 @@ public class UploadHandler implements StreamVariable, Receiver, SucceededListene
         this.mimeType = mimeType;
         this.selectedSw = selectedSw;
         this.i18n = SpringContextHelper.getBean(I18N.class);
-        this.eventBus = SpringContextHelper.getBean(EventBus.SessionEventBus.class);
+        this.eventBus = SpringContextHelper.getBean(EventBus.UIEventBus.class);
         this.artifactUploadState = SpringContextHelper.getBean(ArtifactUploadState.class);
         eventBus.subscribe(this);
     }
 
-    @PreDestroy
+    @EventBusListenerMethod(scope = EventScope.UI)
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventBus.unsubscribe(this);
-    }
-
-    @EventBusListenerMethod(scope = EventScope.SESSION)
     void onEvent(final UploadStatusEventType event) {
         if (event == UploadStatusEventType.ABORT_UPLOAD) {
             aborted = true;

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadLayout.java

@@ -17,10 +17,8 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.apache.commons.io.FileUtils;
+import org.eclipse.hawkbit.repository.ArtifactManagement;
 import org.eclipse.hawkbit.repository.exception.ArtifactUploadFailedException;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
@@ -43,9 +41,9 @@ import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.eclipse.hawkbit.util.SPInfo;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.util.StringUtils;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -58,8 +56,6 @@ import com.vaadin.server.FontAwesome;
 import com.vaadin.server.Page;
 import com.vaadin.server.StreamVariable;
 import com.vaadin.shared.ui.label.ContentMode;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.DragAndDropWrapper;
@@ -74,36 +70,24 @@ import com.vaadin.ui.VerticalLayout;
 /**
  * Upload files layout.
  */
-@ViewScope
-@SpringComponent
 public class UploadLayout extends VerticalLayout {
-
-    /**
-     * 
-     */
     private static final String HTML_DIV = "</div>";
 
     private static final long serialVersionUID = -566164756606779220L;
 
     private static final Logger LOG = LoggerFactory.getLogger(UploadLayout.class);
 
-    @Autowired
+    private final UploadStatusInfoWindow uploadInfoWindow;
-    private UploadStatusInfoWindow uploadInfoWindow;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final UINotification uiNotification;
-    private transient UINotification uiNotification;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final transient SPInfo spInfo;
-    private transient SPInfo spInfo;
 
     private final List<String> duplicateFileNamesList = new ArrayList<>();
 
@@ -115,7 +99,7 @@ public class UploadLayout extends VerticalLayout {
 
     private VerticalLayout dropAreaLayout;
 
-    private UI ui;
+    private final UI ui;
 
     private HorizontalLayout fileUploadLayout;
 
@@ -125,11 +109,19 @@ public class UploadLayout extends VerticalLayout {
 
     private Button uploadStatusButton;
 
-    /**
+    private final transient ArtifactManagement artifactManagement;
-     * Initialize the upload layout.
+
-     */
+    public UploadLayout(final I18N i18n, final UINotification uiNotification, final UIEventBus eventBus,
-    @PostConstruct
+            final ArtifactUploadState artifactUploadState, final SPInfo spInfo,
-    void init() {
+            final ArtifactManagement artifactManagement) {
+        this.uploadInfoWindow = new UploadStatusInfoWindow(eventBus, artifactUploadState, i18n);
+        this.i18n = i18n;
+        this.uiNotification = uiNotification;
+        this.eventBus = eventBus;
+        this.artifactUploadState = artifactUploadState;
+        this.spInfo = spInfo;
+        this.artifactManagement = artifactManagement;
+
         createComponents();
         buildLayout();
         restoreState();
@@ -137,7 +129,7 @@ public class UploadLayout extends VerticalLayout {
         ui = UI.getCurrent();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadArtifactUIEvent event) {
         if (event == UploadArtifactUIEvent.DELETED_ALL_SOFWARE) {
             ui.access(() -> updateActionCount());
@@ -150,32 +142,23 @@ public class UploadLayout extends VerticalLayout {
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadStatusEvent event) {
         if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_STARTED) {
-            ui.access(() -> onStartOfUpload());
+            ui.access(this::onStartOfUpload);
         } else if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_FAILED) {
             ui.access(() -> onUploadFailure(event));
         } else if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_FINISHED) {
-            ui.access(() -> onUploadCompletion());
+            ui.access(this::onUploadCompletion);
         } else if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_SUCCESSFUL) {
             ui.access(() -> onUploadSuccess(event));
         } else if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_STREAMING_FAILED) {
             ui.access(() -> onUploadStreamingFailure(event));
         } else if (event.getUploadProgressEventType() == UploadStatusEventType.UPLOAD_STREAMING_FINISHED) {
-            ui.access(() -> onUploadStreamingSuccess());
+            ui.access(this::onUploadStreamingSuccess);
         }
     }
 
-    @PreDestroy
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventBus.unsubscribe(this);
-    }
-
     private void createComponents() {
         createUploadStatusButton();
         createProcessButton();
@@ -643,7 +626,8 @@ public class UploadLayout extends VerticalLayout {
             if (artifactUploadState.getFileSelected().isEmpty()) {
                 uiNotification.displayValidationError(i18n.get("message.error.noFileSelected"));
             } else {
-                currentUploadConfirmationwindow = new UploadConfirmationWindow(this, artifactUploadState);
+                currentUploadConfirmationwindow = new UploadConfirmationWindow(this, artifactUploadState, eventBus,
+                        artifactManagement);
                 UI.getCurrent().addWindow(currentUploadConfirmationwindow.getUploadConfrimationWindow());
                 setConfirmationPopupHeightWidth(Page.getCurrent().getBrowserWindowWidth(),
                         Page.getCurrent().getBrowserWindowHeight());

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadResultWindow.java

@@ -19,7 +19,6 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.vaadin.spring.events.EventBus;
 
@@ -37,11 +36,6 @@ import com.vaadin.ui.themes.ValoTheme;
 
 /**
  * Upload status popup.
- *
- *
- *
- *
- *
  */
 public class UploadResultWindow implements Button.ClickListener {
 
@@ -66,9 +60,8 @@ public class UploadResultWindow implements Button.ClickListener {
     private static final String UPLOAD_RESULT = "uploadResult";
 
     private static final String REASON = "reason";
-    
-    private transient EventBus.SessionEventBus eventBus;
 
+    private transient EventBus.UIEventBus eventBus;
 
     /**
      * Initialize upload status popup.
@@ -78,10 +71,10 @@ public class UploadResultWindow implements Button.ClickListener {
      * @param i18n
      *            I18N
      */
-    public UploadResultWindow(final List<UploadStatus> uploadResultList, final I18N i18n) {
+    UploadResultWindow(final List<UploadStatus> uploadResultList, final I18N i18n, final EventBus.UIEventBus eventBus) {
         this.uploadResultList = uploadResultList;
         this.i18n = i18n;
-        eventBus = SpringContextHelper.getBean( EventBus.SessionEventBus.class);
+        this.eventBus = eventBus;
         createComponents();
         createLayout();
     }
@@ -190,7 +183,7 @@ public class UploadResultWindow implements Button.ClickListener {
         if (event.getComponent().getId().equals(UIComponentIdProvider.UPLOAD_ARTIFACT_RESULT_CLOSE)
                 || event.getComponent().getId().equals(UIComponentIdProvider.UPLOAD_ARTIFACT_RESULT_POPUP_CLOSE)) {
             uploadResultsWindow.close();
-            //close upload status popup if open
+            // close upload status popup if open
             eventBus.publish(this, UploadArtifactUIEvent.ARTIFACT_RESULT_POPUP_CLOSED);
         }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadStatusInfoWindow.java

@@ -11,9 +11,6 @@ package org.eclipse.hawkbit.ui.artifacts.upload;
 import java.util.List;
 import java.util.stream.Collectors;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadFileStatus;
@@ -28,8 +25,8 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -38,8 +35,6 @@ import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
 import com.vaadin.server.FontAwesome;
 import com.vaadin.shared.ui.window.WindowMode;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.Grid;
@@ -58,18 +53,13 @@ import elemental.json.JsonValue;
 /**
  * Shows upload status during upload.
  */
-@ViewScope
-@SpringComponent
 public class UploadStatusInfoWindow extends Window {
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ArtifactUploadState artifactUploadState;
-    private ArtifactUploadState artifactUploadState;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
     private static final String PROGRESS = "Progress";
 
@@ -81,17 +71,17 @@ public class UploadStatusInfoWindow extends Window {
 
     private static final long serialVersionUID = 1L;
 
-    private Grid grid;
+    private final Grid grid;
 
-    private IndexedContainer uploads;
+    private final IndexedContainer uploads;
 
-    private volatile boolean errorOccured = false;
+    private volatile boolean errorOccured;
 
-    private volatile boolean uploadAborted = false;
+    private volatile boolean uploadAborted;
 
     private Button minimizeButton;
 
-    private VerticalLayout mainLayout;
+    private final VerticalLayout mainLayout;
 
     private Label windowCaption;
 
@@ -99,15 +89,14 @@ public class UploadStatusInfoWindow extends Window {
 
     private Button resizeButton;
 
-    private UI ui;
+    private final UI ui;
 
     private ConfirmationDialog confirmDialog;
 
-    /**
+    UploadStatusInfoWindow(final UIEventBus eventBus, final ArtifactUploadState artifactUploadState, final I18N i18n) {
-     * Default Constructor.
+        this.eventBus = eventBus;
-     */
+        this.artifactUploadState = artifactUploadState;
-    @PostConstruct
+        this.i18n = i18n;
-    void init() {
 
         setPopupProperties();
         createStatusPopupHeaderComponents();
@@ -130,7 +119,7 @@ public class UploadStatusInfoWindow extends Window {
         createConfirmDialog();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final UploadStatusEvent event) {
 
         final UploadFileStatus uploadStatus = event.getUploadStatus();
@@ -166,15 +155,6 @@ public class UploadStatusInfoWindow extends Window {
         uploadStarted(event.getUploadStatus().getFileName(), event.getUploadStatus().getSoftwareModule());
     }
 
-    @PreDestroy
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventBus.unsubscribe(this);
-    }
-
     private void restoreState() {
         final Indexed container = grid.getContainerDataSource();
         if (container.getItemIds().isEmpty()) {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadStatusObject.java

@@ -27,15 +27,7 @@ public class UploadStatusObject implements Serializable {
     private String reason;
     private final SoftwareModule selectedSoftwareModule;
 
-    public UploadStatusObject(final String status, final Double progress, final String fileName, final String reason,
+    UploadStatusObject(final String fileName, final SoftwareModule selectedSoftwareModule) {
-            final SoftwareModule selectedSoftwareModule) {
-        this(fileName, selectedSoftwareModule);
-        this.status = status;
-        this.progress = progress;
-        this.reason = reason;
-    }
-
-    public UploadStatusObject(final String fileName, final SoftwareModule selectedSoftwareModule) {
         this.filename = fileName;
         this.selectedSoftwareModule = selectedSoftwareModule;
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/colorpicker/ColorPickerLayout.java

@@ -62,7 +62,7 @@ public class ColorPickerLayout extends GridLayout {
         addComponent(colorSelect, 1, 1, 1, 3);
     }
 
-    public void init() {
+    private void init() {
 
         selectors = new HashSet<>();
         selectedColor = getDefaultColor();
@@ -80,7 +80,7 @@ public class ColorPickerLayout extends GridLayout {
         selectors.add(colorSelect);
     }
 
-    public Slider createRGBSlider(final String caption, final String styleName) {
+    private Slider createRGBSlider(final String caption, final String styleName) {
         final Slider slider = new Slider(caption, 0, 255);
         slider.setImmediate(true);
         slider.setWidth("150px");

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/AbstractAcceptCriteria.java

@@ -18,8 +18,8 @@ import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.acceptcriteria.ServerSideCriterion;
@@ -39,11 +39,14 @@ public abstract class AbstractAcceptCriteria extends ServerSideCriterion {
 
     private int previousRowCount;
 
-    @Autowired
+    protected UINotification uiNotification;
-    protected transient UINotification uiNotification;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
+
+    protected AbstractAcceptCriteria(final UINotification uiNotification, final UIEventBus eventBus) {
+        this.uiNotification = uiNotification;
+        this.eventBus = eventBus;
+    }
 
     @Override
     public boolean accept(final DragAndDropEvent dragEvent) {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/AbstractMetadataPopupLayout.java

@@ -11,8 +11,7 @@ package org.eclipse.hawkbit.ui.common;
 import java.util.List;
 import java.util.Set;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
-
 import org.eclipse.hawkbit.repository.exception.EntityNotFoundException;
 import org.eclipse.hawkbit.repository.model.MetaData;
 import org.eclipse.hawkbit.repository.model.NamedVersionedEntity;
@@ -30,8 +29,8 @@ import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
@@ -73,14 +72,11 @@ public abstract class AbstractMetadataPopupLayout<E extends NamedVersionedEntity
 
     private static final String KEY = "key";
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
+    private final UINotification uiNotification;
-    private UINotification uiNotification;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
     private TextField keyTextField;
 
@@ -97,6 +93,18 @@ public abstract class AbstractMetadataPopupLayout<E extends NamedVersionedEntity
     private E selectedEntity;
 
     private HorizontalLayout mainLayout;
+    protected SpPermissionChecker permChecker;
+
+    protected AbstractMetadataPopupLayout(final I18N i18n, final UINotification uiNotification,
+            final UIEventBus eventBus, final SpPermissionChecker permChecker) {
+        this.i18n = i18n;
+        this.uiNotification = uiNotification;
+        this.eventBus = eventBus;
+        this.permChecker = permChecker;
+
+        createComponents();
+        buildLayout();
+    }
 
     /**
      * Save the metadata and never close the window after saving.
@@ -119,13 +127,6 @@ public abstract class AbstractMetadataPopupLayout<E extends NamedVersionedEntity
 
     }
 
-    @PostConstruct
-    void init() {
-        createComponents();
-        buildLayout();
-
-    }
-
     /**
      * Returns metadata popup.
      * 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/confirmwindow/layout/AbstractConfirmationWindowLayout.java

@@ -11,8 +11,6 @@ package org.eclipse.hawkbit.ui.common.confirmwindow.layout;
 import java.util.Map;
 import java.util.Map.Entry;
 
-import javax.annotation.PostConstruct;
-
 import org.eclipse.hawkbit.ui.common.builder.LabelBuilder;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
@@ -20,8 +18,8 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.server.FontAwesome;
 import com.vaadin.ui.Accordion;
@@ -46,16 +44,15 @@ public abstract class AbstractConfirmationWindowLayout extends VerticalLayout {
 
     private String consolidatedMessage;
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
+
+    protected AbstractConfirmationWindowLayout(final I18N i18n, final UIEventBus eventBus) {
+        this.i18n = i18n;
+        this.eventBus = eventBus;
+    }
 
-    /**
-     * PostConstruct.
-     */
-    @PostConstruct
     public void initialize() {
         removeAllComponents();
         consolidatedMessage = "";
@@ -69,8 +66,7 @@ public abstract class AbstractConfirmationWindowLayout extends VerticalLayout {
     }
 
     private void createActionMessgaeLabel() {
-        actionMessage = new LabelBuilder().name("").id(UIComponentIdProvider.ACTION_LABEL).visible(false)
+        actionMessage = new LabelBuilder().name("").id(UIComponentIdProvider.ACTION_LABEL).visible(false).buildLabel();
-                .buildLabel();
         actionMessage.addStyleName(SPUIStyleDefinitions.CONFIRM_WINDOW_INFO_BOX);
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/AbstractNamedVersionedEntityTableDetailsLayout.java

@@ -8,8 +8,12 @@
  */
 package org.eclipse.hawkbit.ui.common.detailslayout;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.model.NamedVersionedEntity;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 /**
  *
@@ -20,6 +24,11 @@ public abstract class AbstractNamedVersionedEntityTableDetailsLayout<T extends N
 
     private static final long serialVersionUID = 1L;
 
+    protected AbstractNamedVersionedEntityTableDetailsLayout(final I18N i18n, final UIEventBus eventBus,
+            final SpPermissionChecker permissionChecker, final ManagementUIState managementUIState) {
+        super(i18n, eventBus, permissionChecker, managementUIState);
+    }
+
     @Override
     protected String getName() {
         return HawkbitCommonUtil.getFormattedNameVersion(getSelectedBaseEntity().getName(),

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/AbstractTableDetailsLayout.java

@@ -10,9 +10,6 @@ package org.eclipse.hawkbit.ui.common.detailslayout;
 
 import java.util.Map;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.apache.commons.lang3.StringUtils;
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.model.NamedEntity;
@@ -22,13 +19,14 @@ import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
 import org.eclipse.hawkbit.ui.common.table.BaseUIEntityEvent;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPDateTimeUtil;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.server.FontAwesome;
 import com.vaadin.shared.ui.label.ContentMode;
@@ -48,14 +46,11 @@ public abstract class AbstractTableDetailsLayout<T extends NamedEntity> extends
 
     private static final long serialVersionUID = 4862529368471627190L;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final SpPermissionChecker permissionChecker;
-    private SpPermissionChecker permissionChecker;
 
     private T selectedBaseEntity;
 
@@ -65,37 +60,38 @@ public abstract class AbstractTableDetailsLayout<T extends NamedEntity> extends
 
     private Button manageMetadataBtn;
 
-    private TabSheet detailsTab;
+    protected TabSheet detailsTab;
 
-    private VerticalLayout detailsLayout;
+    private final VerticalLayout detailsLayout;
 
-    private VerticalLayout descriptionLayout;
+    private final VerticalLayout descriptionLayout;
 
-    private VerticalLayout logLayout;
+    private final VerticalLayout logLayout;
 
-    private VerticalLayout attributesLayout;
+    private final VerticalLayout attributesLayout;
 
-    /**
+    protected final ManagementUIState managementUIState;
-     * Initialize components.
+
-     */
+    protected AbstractTableDetailsLayout(final I18N i18n, final UIEventBus eventBus,
-    @PostConstruct
+            final SpPermissionChecker permissionChecker, final ManagementUIState managementUIState) {
-    protected void init() {
+        this.i18n = i18n;
+        this.eventBus = eventBus;
+        this.permissionChecker = permissionChecker;
+        this.managementUIState = managementUIState;
+        detailsLayout = getTabLayout();
+        descriptionLayout = getTabLayout();
+        logLayout = getTabLayout();
+        attributesLayout = getTabLayout();
         createComponents();
         buildLayout();
-        restoreState();
         eventBus.subscribe(this);
     }
 
-    @PreDestroy
-    void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
     protected SpPermissionChecker getPermissionChecker() {
         return permissionChecker;
     }
 
-    protected EventBus.SessionEventBus getEventBus() {
+    protected EventBus.UIEventBus getEventBus() {
         return eventBus;
     }
 
@@ -153,7 +149,6 @@ public abstract class AbstractTableDetailsLayout<T extends NamedEntity> extends
         detailsTab.setHeight(90, Unit.PERCENTAGE);
         detailsTab.addStyleName(SPUIStyleDefinitions.DETAILS_LAYOUT_STYLE);
         detailsTab.setId(getTabSheetId());
-        addTabs(detailsTab);
     }
 
     private void buildLayout() {
@@ -196,7 +191,7 @@ public abstract class AbstractTableDetailsLayout<T extends NamedEntity> extends
         caption.setValue(HawkbitCommonUtil.getSoftwareModuleName(headerCaption, value));
     }
 
-    private void restoreState() {
+    protected void restoreState() {
         if (onLoadIsTableRowSelected()) {
             populateData(null);
             editButton.setEnabled(true);
@@ -276,22 +271,18 @@ public abstract class AbstractTableDetailsLayout<T extends NamedEntity> extends
     }
 
     protected VerticalLayout createLogLayout() {
-        logLayout = getTabLayout();
         return logLayout;
     }
 
     protected VerticalLayout createAttributesLayout() {
-        attributesLayout = getTabLayout();
         return attributesLayout;
     }
 
     protected VerticalLayout createDetailsLayout() {
-        detailsLayout = getTabLayout();
         return detailsLayout;
     }
 
     protected VerticalLayout createDescriptionLayout() {
-        descriptionLayout = getTabLayout();
         return descriptionLayout;
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/DistributionSetMetadatadetailslayout.java

@@ -24,8 +24,6 @@ import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Label;
 import com.vaadin.ui.Table;
@@ -33,13 +31,9 @@ import com.vaadin.ui.UI;
 import com.vaadin.ui.themes.ValoTheme;
 
 /**
- *
  * DistributionSet Metadata details layout.
  *
  */
-
-@SpringComponent
-@ViewScope
 public class DistributionSetMetadatadetailslayout extends Table {
 
     private static final long serialVersionUID = 2913758299611837718L;
@@ -48,27 +42,19 @@ public class DistributionSetMetadatadetailslayout extends Table {
 
     private static final String VIEW = "view";
 
-    private transient DistributionSetManagement distributionSetManagement;
+    private final transient DistributionSetManagement distributionSetManagement;
 
-    private DsMetadataPopupLayout dsMetadataPopupLayout;
+    private final DsMetadataPopupLayout dsMetadataPopupLayout;
 
-    private SpPermissionChecker permissionChecker;
+    private final SpPermissionChecker permissionChecker;
 
-    private transient EntityFactory entityFactory;
+    private final transient EntityFactory entityFactory;
 
-    private I18N i18n;
+    private final I18N i18n;
 
     private Long selectedDistSetId;
 
-    /**
+    public DistributionSetMetadatadetailslayout(final I18N i18n, final SpPermissionChecker permissionChecker,
-     * 
-     * @param i18n
-     * @param permissionChecker
-     * @param distributionSetManagement
-     * @param dsMetadataPopupLayout
-     * @param entityFactory
-     */
-    public void init(final I18N i18n, final SpPermissionChecker permissionChecker,
             final DistributionSetManagement distributionSetManagement,
             final DsMetadataPopupLayout dsMetadataPopupLayout, final EntityFactory entityFactory) {
         this.i18n = i18n;

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/SoftwareModuleDetailsTable.java

@@ -26,11 +26,10 @@ import org.eclipse.hawkbit.ui.management.event.DistributionTableEvent;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.eclipse.hawkbit.ui.utils.SpringContextHelper;
 import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.vaadin.spring.events.EventBus.SessionEventBus;
+import org.vaadin.spring.events.EventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
@@ -46,9 +45,6 @@ import com.vaadin.ui.themes.ValoTheme;
 /**
  * Software module details table.
  * 
- *
- *
- *
  */
 public class SoftwareModuleDetailsTable extends Table {
 
@@ -64,18 +60,18 @@ public class SoftwareModuleDetailsTable extends Table {
 
     private boolean isTargetAssigned;
 
-    private boolean isUnassignSoftModAllowed;
+    private final boolean isUnassignSoftModAllowed;
-    private SpPermissionChecker permissionChecker;
+    private final SpPermissionChecker permissionChecker;
 
-    private transient DistributionSetManagement distributionSetManagement;
+    private final transient DistributionSetManagement distributionSetManagement;
 
-    private I18N i18n;
+    private final I18N i18n;
 
-    private transient SessionEventBus eventBus;
+    private final transient EventBus.UIEventBus eventBus;
 
-    private transient ManageDistUIState manageDistUIState;
+    private final ManageDistUIState manageDistUIState;
 
-    private transient UINotification uiNotification;
+    private final UINotification uiNotification;
 
     /**
      * Initialize software module table- to be displayed in details layout.
@@ -94,16 +90,17 @@ public class SoftwareModuleDetailsTable extends Table {
      * @param manageDistUIState
      *            ManageDistUIState
      */
-    public void init(final I18N i18n, final boolean isUnassignSoftModAllowed,
+    public SoftwareModuleDetailsTable(final I18N i18n, final boolean isUnassignSoftModAllowed,
             final SpPermissionChecker permissionChecker, final DistributionSetManagement distributionSetManagement,
-            final SessionEventBus eventBus, final ManageDistUIState manageDistUIState) {
+            final EventBus.UIEventBus eventBus, final ManageDistUIState manageDistUIState,
+            final UINotification uiNotification) {
         this.i18n = i18n;
         this.isUnassignSoftModAllowed = isUnassignSoftModAllowed;
         this.permissionChecker = permissionChecker;
         this.distributionSetManagement = distributionSetManagement;
         this.manageDistUIState = manageDistUIState;
         this.eventBus = eventBus;
-        this.uiNotification = SpringContextHelper.getBean(UINotification.class);
+        this.uiNotification = uiNotification;
         createSwModuleTable();
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/SoftwareModuleMetadatadetailslayout.java

@@ -25,7 +25,7 @@ import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
 import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Table;
 import com.vaadin.ui.UI;
@@ -38,7 +38,7 @@ import com.vaadin.ui.themes.ValoTheme;
  */
 
 @SpringComponent
-@ViewScope
+@UIScope
 public class SoftwareModuleMetadatadetailslayout extends Table {
 
     private static final long serialVersionUID = 2913758299611838818L;

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/TargetFilterQueryDetailsTable.java

@@ -18,19 +18,13 @@ import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import com.vaadin.data.Container;
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.VaadinSessionScope;
 import com.vaadin.ui.Table;
 import com.vaadin.ui.themes.ValoTheme;
 
 /**
- *
  * DistributionSet TargetFilterQuery table
  *
  */
-
-@SpringComponent
-@VaadinSessionScope
 public class TargetFilterQueryDetailsTable extends Table {
 
     private static final long serialVersionUID = 2913758299611837718L;
@@ -38,13 +32,9 @@ public class TargetFilterQueryDetailsTable extends Table {
     private static final String TFQ_NAME = "name";
     private static final String TFQ_QUERY = "query";
 
-    private I18N i18n;
+    private final I18N i18n;
 
-    /**
+    public TargetFilterQueryDetailsTable(final I18N i18n) {
-     * 
-     * @param i18n
-     */
-    public void init(final I18N i18n) {
         this.i18n = i18n;
         createTable();
     }
@@ -52,7 +42,8 @@ public class TargetFilterQueryDetailsTable extends Table {
     /**
      * Populate software module metadata.
      *
-     * @param distributionSet the selected distribution set
+     * @param distributionSet
+     *            the selected distribution set
      */
     public void populateTableByDistributionSet(final DistributionSet distributionSet) {
         removeAllItems();
@@ -60,11 +51,11 @@ public class TargetFilterQueryDetailsTable extends Table {
             return;
         }
 
-        Container dataSource = getContainerDataSource();
+        final Container dataSource = getContainerDataSource();
-        List<TargetFilterQuery> filters = distributionSet.getAutoAssignFilters();
+        final List<TargetFilterQuery> filters = distributionSet.getAutoAssignFilters();
         filters.forEach(query -> {
-            Object itemId = dataSource.addItem();
+            final Object itemId = dataSource.addItem();
-            Item item = dataSource.getItem(itemId);
+            final Item item = dataSource.getItem(itemId);
             item.getItemProperty(TFQ_NAME).setValue(query.getName());
             item.getItemProperty(TFQ_QUERY).setValue(query.getQuery());
         });
@@ -103,5 +94,4 @@ public class TargetFilterQueryDetailsTable extends Table {
         setColumnHeader(TFQ_QUERY, i18n.get("header.target.filter.query"));
     }
 
-
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterButtonClickBehaviour.java

@@ -14,10 +14,6 @@ import com.vaadin.ui.Button;
 
 /**
  * Abstract button click behaviour of filter buttons layout.
- * 
- *
- *
- * 
  */
 public abstract class AbstractFilterButtonClickBehaviour implements Serializable {
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterButtons.java

@@ -13,17 +13,15 @@ import static org.eclipse.hawkbit.ui.utils.SPUIDefinitions.NO_TAG_BUTTON_ID;
 import java.util.ArrayList;
 import java.util.List;
 
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUITagButtonStyle;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.event.dd.DropHandler;
@@ -45,28 +43,19 @@ public abstract class AbstractFilterButtons extends Table {
 
     protected static final String FILTER_BUTTON_COLUMN = "filterButton";
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
-    private AbstractFilterButtonClickBehaviour filterButtonClickBehaviour;
+    protected final AbstractFilterButtonClickBehaviour filterButtonClickBehaviour;
+
+    protected AbstractFilterButtons(final UIEventBus eventBus,
+            final AbstractFilterButtonClickBehaviour filterButtonClickBehaviour) {
+        this.eventBus = eventBus;
 
-    /**
-     * Initialize layout of filter buttons.
-     *
-     * @param filterButtonClickBehaviour
-     *            click behaviour of filter buttons.
-     */
-    public void init(final AbstractFilterButtonClickBehaviour filterButtonClickBehaviour) {
         this.filterButtonClickBehaviour = filterButtonClickBehaviour;
         createTable();
         eventBus.subscribe(this);
     }
 
-    @PreDestroy
-    void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
     private void createTable() {
         setImmediate(true);
         setId(getButtonsTableId());

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterHeader.java

@@ -12,9 +12,10 @@ import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.common.builder.LabelBuilder;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.server.FontAwesome;
 import com.vaadin.ui.Alignment;
@@ -25,20 +26,14 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Parent class for filter button header layout.
- * 
- *
- *
- * 
  */
 public abstract class AbstractFilterHeader extends VerticalLayout {
 
     private static final long serialVersionUID = -1388340600522323332L;
 
-    @Autowired
     protected SpPermissionChecker permChecker;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
     private Label title;
 
@@ -46,10 +41,12 @@ public abstract class AbstractFilterHeader extends VerticalLayout {
 
     private Button hideIcon;
 
-    /**
+    protected final I18N i18n;
-     * Initialize the header layout.
+
-     */
+    protected AbstractFilterHeader(final SpPermissionChecker permChecker, final UIEventBus eventBus, final I18N i18n) {
-    protected void init() {
+        this.permChecker = permChecker;
+        this.eventBus = eventBus;
+        this.i18n = i18n;
         createComponents();
         buildLayout();
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterLayout.java

@@ -15,35 +15,25 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Parent class for filter button layout.
- * 
- *
- *
- * 
  */
 public abstract class AbstractFilterLayout extends VerticalLayout {
 
     private static final long serialVersionUID = 9190616426688385851L;
 
-    private AbstractFilterHeader filterHeader;
+    private final AbstractFilterHeader filterHeader;
 
-    private AbstractFilterButtons filterButtons;
+    private final AbstractFilterButtons filterButtons;
 
-    /**
+    protected AbstractFilterLayout(final AbstractFilterHeader filterHeader, final AbstractFilterButtons filterButtons) {
-     * Initialize the artifact details layout.
-     */
-    protected void init(final AbstractFilterHeader filterHeader, final AbstractFilterButtons filterButtons,
-            final AbstractFilterButtonClickBehaviour filterButtonClickBehaviour) {
         this.filterHeader = filterHeader;
         this.filterButtons = filterButtons;
-        filterButtons.init(filterButtonClickBehaviour);
         buildLayout();
-        restoreState();
     }
 
     private void buildLayout() {
         setWidth(SPUIDefinitions.FILTER_BY_TYPE_WIDTH, Unit.PIXELS);
         setStyleName("filter-btns-main-layout");
-        setHeight(100.0f, Unit.PERCENTAGE);
+        setHeight(100.0F, Unit.PERCENTAGE);
         setSpacing(false);
         setMargin(false);
 
@@ -52,10 +42,10 @@ public abstract class AbstractFilterLayout extends VerticalLayout {
         setComponentAlignment(filterHeader, Alignment.TOP_CENTER);
         setComponentAlignment(filterButtons, Alignment.TOP_CENTER);
 
-        setExpandRatio(filterButtons, 1.0f);
+        setExpandRatio(filterButtons, 1.0F);
     }
 
-    private void restoreState() {
+    protected void restoreState() {
         if (onLoadIsTypeFilterIsClosed()) {
             setVisible(false);
         }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterMultiButtonClick.java

@@ -25,12 +25,6 @@ public abstract class AbstractFilterMultiButtonClick extends AbstractFilterButto
     private static final long serialVersionUID = 1L;
     protected final transient Set<Button> alreadyClickedButtons = new HashSet<>();
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.layouts.SPFilterButtonClick#
-     * processFilterButtonClick(com.vaadin.ui. Button.ClickEvent)
-     */
     @Override
     public void processFilterButtonClick(final ClickEvent event) {
         final Button clickedButton = (Button) event.getComponent();
@@ -46,12 +40,6 @@ public abstract class AbstractFilterMultiButtonClick extends AbstractFilterButto
         }
     }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.layouts.SPFilterButtonClickBehaviour#
-     * setDefaultClickedButton(com.vaadin .ui.Button)
-     */
     @Override
     protected void setDefaultClickedButton(final Button button) {
         if (button != null) {
@@ -60,10 +48,6 @@ public abstract class AbstractFilterMultiButtonClick extends AbstractFilterButto
         }
     }
 
-    /**
-     * @param clickedButton
-     * @return
-     */
     private boolean isButtonUnClicked(final Button clickedButton) {
         return !alreadyClickedButtons.isEmpty() && alreadyClickedButtons.contains(clickedButton);
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/filterlayout/AbstractFilterSingleButtonClick.java

@@ -16,9 +16,6 @@ import com.vaadin.ui.Button.ClickEvent;
 /**
  * Abstract Single button click behaviour of filter buttons layout.
  *
- *
- *
- *
  */
 public abstract class AbstractFilterSingleButtonClick extends AbstractFilterButtonClickBehaviour {
 
@@ -26,12 +23,6 @@ public abstract class AbstractFilterSingleButtonClick extends AbstractFilterButt
 
     private Button alreadyClickedButton;
 
-    /*
-     * (non-Javadoc)
-     *
-     * @see org.eclipse.hawkbit.server.ui.layouts.SPFilterButtonClick#
-     * processFilterButtonClick(com.vaadin.ui. Button.ClickEvent)
-     */
     @Override
     protected void processFilterButtonClick(final ClickEvent event) {
         final Button clickedButton = (Button) event.getComponent();
@@ -54,20 +45,10 @@ public abstract class AbstractFilterSingleButtonClick extends AbstractFilterButt
         }
     }
 
-    /**
-     * @param clickedButton
-     * @return
-     */
     private boolean isButtonUnClicked(final Button clickedButton) {
         return alreadyClickedButton != null && alreadyClickedButton.equals(clickedButton);
     }
 
-    /*
-     * (non-Javadoc)
-     *
-     * @see org.eclipse.hawkbit.server.ui.layouts.SPFilterButtonClickBehaviour#
-     * setDefaultClickedButton(com.vaadin .ui.Button)
-     */
     @Override
     protected void setDefaultClickedButton(final Button button) {
         alreadyClickedButton = button;
@@ -76,17 +57,10 @@ public abstract class AbstractFilterSingleButtonClick extends AbstractFilterButt
         }
     }
 
-    /**
-     * @return the alreadyClickedButton
-     */
     public Button getAlreadyClickedButton() {
         return alreadyClickedButton;
     }
 
-    /**
-     * @param alreadyClickedButton
-     *            the alreadyClickedButton to set
-     */
     public void setAlreadyClickedButton(final Button alreadyClickedButton) {
         this.alreadyClickedButton = alreadyClickedButton;
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/footer/AbstractDeleteActionsLayout.java

@@ -8,9 +8,6 @@
  */
 package org.eclipse.hawkbit.ui.common.footer;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.common.builder.WindowBuilder;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
@@ -21,8 +18,8 @@ import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.DropHandler;
@@ -48,17 +45,13 @@ public abstract class AbstractDeleteActionsLayout extends VerticalLayout impleme
 
     private static final long serialVersionUID = -6047975388519155509L;
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
     protected SpPermissionChecker permChecker;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    protected UINotification notification;
-    protected transient UINotification notification;
 
     private DragAndDropWrapper deleteWrapper;
 
@@ -68,30 +61,30 @@ public abstract class AbstractDeleteActionsLayout extends VerticalLayout impleme
 
     private Button bulkUploadStatusButton;
 
-    /**
+    protected AbstractDeleteActionsLayout(final I18N i18n, final SpPermissionChecker permChecker,
-     * Initialize.
+            final UIEventBus eventBus, final UINotification notification) {
-     */
+        this.i18n = i18n;
-    @PostConstruct
+        this.permChecker = permChecker;
+        this.eventBus = eventBus;
+        this.notification = notification;
+
+        eventBus.subscribe(this);
+    }
+
     protected void init() {
         if (hasCountMessage() || hasDeletePermission() || hasUpdatePermission() || hasBulkUploadPermission()) {
             createComponents();
             buildLayout();
             reload();
         }
-        eventBus.subscribe(this);
     }
 
-    @PreDestroy
+    protected void reload() {
-    void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
-    private void reload() {
         restoreActionCount();
         restoreBulkUploadStatusCount();
     }
 
-    private void createComponents() {
+    protected void createComponents() {
         if (hasDeletePermission()) {
             deleteWrapper = createDeleteWrapperLayout();
         }
@@ -103,7 +96,7 @@ public abstract class AbstractDeleteActionsLayout extends VerticalLayout impleme
         }
     }
 
-    private void buildLayout() {
+    protected void buildLayout() {
         final HorizontalLayout dropHintLayout = new HorizontalLayout();
         if (hasCountMessage()) {
             dropHintLayout.addComponent(getCountMessageLabel());

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/grid/AbstractGrid.java

@@ -8,13 +8,11 @@
  */
 package org.eclipse.hawkbit.ui.common.grid;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Container;
 import com.vaadin.data.Container.Indexed;
@@ -27,19 +25,18 @@ import com.vaadin.ui.Grid;
 public abstract class AbstractGrid extends Grid {
 
     private static final long serialVersionUID = 4856562746502217630L;
-    
-    @Autowired
-    protected I18N i18n;
 
-    @Autowired
+    protected final I18N i18n;
-    protected transient EventBus.SessionEventBus eventBus;
 
+    protected final transient EventBus.UIEventBus eventBus;
+
+    protected final SpPermissionChecker permissionChecker;
+
+    protected AbstractGrid(final I18N i18n, final UIEventBus eventBus, final SpPermissionChecker permissionChecker) {
+        this.i18n = i18n;
+        this.eventBus = eventBus;
+        this.permissionChecker = permissionChecker;
 
-    /**
-     * Initialize the components.
-     */
-    @PostConstruct
-    protected void init() {
         setSizeFull();
         setImmediate(true);
         setId(getGridId());
@@ -48,13 +45,8 @@ public abstract class AbstractGrid extends Grid {
         addNewContainerDS();
         eventBus.subscribe(this);
     }
-    
-    @PreDestroy
-    void destroy() {
-        eventBus.unsubscribe(this);
-    }
 
-    public void addNewContainerDS() {
+    private void addNewContainerDS() {
         final Container container = createContainer();
         setContainerDataSource((Indexed) container);
         addContainerProperties();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/grid/AbstractGridHeader.java

@@ -8,10 +8,13 @@
  */
 package org.eclipse.hawkbit.ui.common.grid;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.common.builder.TextFieldBuilder;
 import org.eclipse.hawkbit.ui.components.SPUIButton;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
+import org.eclipse.hawkbit.ui.rollout.state.RolloutUIState;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 
@@ -42,7 +45,17 @@ public abstract class AbstractGridHeader extends VerticalLayout {
 
     private Button closeButton;
 
-    protected void init() {
+    protected final SpPermissionChecker permissionChecker;
+
+    protected final RolloutUIState rolloutUIState;
+
+    protected final I18N i18n;
+
+    protected AbstractGridHeader(final SpPermissionChecker permissionChecker, final RolloutUIState rolloutUIState,
+            final I18N i18n) {
+        this.permissionChecker = permissionChecker;
+        this.rolloutUIState = rolloutUIState;
+        this.i18n = i18n;
         createComponents();
         buildLayout();
         restoreState();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/grid/AbstractGridLayout.java

@@ -18,27 +18,24 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * 
- * Abstract grid layout class which builds layout with grid
+ * Abstract grid layout class which builds layout with grid {@link AbstractGrid}
- * {@link AbstractGrid} and table header
+ * and table header {@link AbstractGridHeader}.
- * {@link AbstractGridHeader}.
  *
  */
 public abstract class AbstractGridLayout extends VerticalLayout {
 
     private static final long serialVersionUID = 8611248179949245460L;
 
-    private AbstractGridHeader tableHeader;
+    private final AbstractGridHeader tableHeader;
-    
-    private AbstractGrid grid;
 
+    protected final AbstractGrid grid;
 
-    protected void init(final AbstractGridHeader tableHeader,final AbstractGrid grid) {
+    protected AbstractGridLayout(final AbstractGridHeader tableHeader, final AbstractGrid grid) {
         this.tableHeader = tableHeader;
         this.grid = grid;
-        buildLayout();
     }
 
-    private void buildLayout() {
+    protected void buildLayout() {
         setSizeFull();
         setSpacing(true);
         setMargin(false);
@@ -54,18 +51,17 @@ public abstract class AbstractGridLayout extends VerticalLayout {
         tableHeaderLayout.setComponentAlignment(tableHeader, Alignment.TOP_CENTER);
         tableHeaderLayout.addComponent(grid);
         tableHeaderLayout.setComponentAlignment(grid, Alignment.TOP_CENTER);
-        tableHeaderLayout.setExpandRatio(grid, 1.0f);
+        tableHeaderLayout.setExpandRatio(grid, 1.0F);
-        
 
         addComponent(tableHeaderLayout);
         setComponentAlignment(tableHeaderLayout, Alignment.TOP_CENTER);
-        setExpandRatio(tableHeaderLayout, 1.0f);
+        setExpandRatio(tableHeaderLayout, 1.0F);
         if (hasCountMessage()) {
             final HorizontalLayout rolloutGroupTargetsCountLayout = createCountMessageComponent();
             addComponent(rolloutGroupTargetsCountLayout);
             setComponentAlignment(rolloutGroupTargetsCountLayout, Alignment.BOTTOM_CENTER);
         }
-        
+
     }
 
     private HorizontalLayout createCountMessageComponent() {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/table/AbstractNamedVersionTable.java

@@ -11,8 +11,11 @@ package org.eclipse.hawkbit.ui.common.table;
 import java.util.List;
 
 import org.eclipse.hawkbit.repository.model.NamedVersionedEntity;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.TableColumn;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.event.dd.DragAndDropEvent;
@@ -30,12 +33,8 @@ public abstract class AbstractNamedVersionTable<E extends NamedVersionedEntity,
 
     private static final long serialVersionUID = 780050712209750719L;
 
-    /**
+    protected AbstractNamedVersionTable(final UIEventBus eventBus, final I18N i18n, final UINotification notification) {
-     * Initialize the component.
+        super(eventBus, i18n, notification);
-     */
-    @Override
-    protected void init() {
-        super.init();
         setMultiSelect(true);
         setSelectable(true);
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/table/AbstractTable.java

@@ -15,9 +15,6 @@ import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.model.NamedEntity;
 import org.eclipse.hawkbit.ui.artifacts.event.UploadArtifactUIEvent;
 import org.eclipse.hawkbit.ui.common.ManagmentEntityState;
@@ -28,8 +25,8 @@ import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.TableColumn;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Sets;
@@ -61,20 +58,16 @@ public abstract class AbstractTable<E extends NamedEntity, I> extends Table {
 
     protected static final String ACTION_NOT_ALLOWED_MSG = "message.action.not.allowed";
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
     protected UINotification notification;
 
-    /**
+    protected AbstractTable(final UIEventBus eventBus, final I18N i18n, final UINotification notification) {
-     * Initialize the components.
+        this.eventBus = eventBus;
-     */
+        this.i18n = i18n;
-    @PostConstruct
+        this.notification = notification;
-    protected void init() {
         setStyleName("sp-table");
         setSizeFull();
         setImmediate(true);
@@ -84,22 +77,13 @@ public abstract class AbstractTable<E extends NamedEntity, I> extends Table {
         setSortEnabled(false);
         setId(getTableId());
         addCustomGeneratedColumns();
-        addNewContainerDS();
-        setColumnProperties();
         setDefault();
         addValueChangeListener(event -> onValueChange());
-        selectRow();
         setPageLength(SPUIDefinitions.PAGE_SIZE);
 
-        setDataAvailable(getContainerDataSource().size() != 0);
         eventBus.subscribe(this);
     }
 
-    @PreDestroy
-    protected void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
     /**
      * Gets the selected item id or in multiselect mode a set of selected ids.
      * 
@@ -148,7 +132,7 @@ public abstract class AbstractTable<E extends NamedEntity, I> extends Table {
         setDropHandler(getTableDropHandler());
     }
 
-    private void addNewContainerDS() {
+    protected void addNewContainerDS() {
         final Container container = createContainer();
         addContainerProperties(container);
         setContainerDataSource(container);
@@ -178,7 +162,7 @@ public abstract class AbstractTable<E extends NamedEntity, I> extends Table {
         }
     }
 
-    private void setColumnProperties() {
+    protected void setColumnProperties() {
         final List<TableColumn> columnList = getTableVisibleColumns();
         final List<Object> swColumnIds = new ArrayList<>();
         for (final TableColumn column : columnList) {
@@ -249,9 +233,9 @@ public abstract class AbstractTable<E extends NamedEntity, I> extends Table {
 
     protected void onBaseEntityEvent(final BaseUIEntityEvent<E> event) {
         if (BaseEntityEventType.MINIMIZED == event.getEventType()) {
-            UI.getCurrent().access(() -> applyMinTableSettings());
+            UI.getCurrent().access(this::applyMinTableSettings);
         } else if (BaseEntityEventType.MAXIMIZED == event.getEventType()) {
-            UI.getCurrent().access(() -> applyMaxTableSettings());
+            UI.getCurrent().access(this::applyMaxTableSettings);
         } else if (BaseEntityEventType.NEW_ENTITY == event.getEventType()) {
             UI.getCurrent().access(() -> addEntity(event.getEntity()));
         }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/table/AbstractTableHeader.java

@@ -8,21 +8,21 @@
  */
 package org.eclipse.hawkbit.ui.common.table;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.builder.LabelBuilder;
 import org.eclipse.hawkbit.ui.common.builder.TextFieldBuilder;
 import org.eclipse.hawkbit.ui.components.SPUIButton;
 import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
+import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.event.dd.DropHandler;
 import com.vaadin.server.FontAwesome;
@@ -41,14 +41,11 @@ public abstract class AbstractTableHeader extends VerticalLayout {
 
     private static final long serialVersionUID = 4881626370291837175L;
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
     protected SpPermissionChecker permChecker;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventbus;
-    protected transient EventBus.SessionEventBus eventbus;
 
     private Label headerCaption;
 
@@ -64,26 +61,27 @@ public abstract class AbstractTableHeader extends VerticalLayout {
 
     private HorizontalLayout filterDroppedInfo;
 
-    private DragAndDropWrapper dropFilterLayout;
-
     private Button bulkUploadIcon;
 
-    /**
+    protected final ManagementUIState managementUIState;
-     * Initialze components.
+    protected final ManageDistUIState manageDistUIstate;
-     */
+    protected final ArtifactUploadState artifactUploadState;
-    @PostConstruct
+
-    protected void init() {
+    protected AbstractTableHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventbus,
+            final ManagementUIState managementUIState, final ManageDistUIState manageDistUIstate,
+            final ArtifactUploadState artifactUploadState) {
+        this.i18n = i18n;
+        this.permChecker = permChecker;
+        this.eventbus = eventbus;
+        this.managementUIState = managementUIState;
+        this.manageDistUIstate = manageDistUIstate;
+        this.artifactUploadState = artifactUploadState;
         createComponents();
         buildLayout();
         restoreState();
         eventbus.subscribe(this);
     }
 
-    @PreDestroy
-    void destroy() {
-        eventbus.unsubscribe(this);
-    }
-
     private void createComponents() {
         headerCaption = createHeaderCaption();
         searchField = new TextFieldBuilder(getSearchBoxId()).createSearchField(event -> searchBy(event.getText()));
@@ -181,7 +179,7 @@ public abstract class AbstractTableHeader extends VerticalLayout {
             filterDroppedInfo.setHeightUndefined();
             filterDroppedInfo.setSizeUndefined();
             displayFilterDropedInfoOnLoad();
-            dropFilterLayout = new DragAndDropWrapper(filterDroppedInfo);
+            final DragAndDropWrapper dropFilterLayout = new DragAndDropWrapper(filterDroppedInfo);
             dropFilterLayout.setId(getDropFilterId());
             dropFilterLayout.setDropHandler(getDropFilterHandler());
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/table/AbstractTableLayout.java

@@ -38,6 +38,8 @@ public abstract class AbstractTableLayout extends VerticalLayout {
         this.table = table;
         this.detailsLayout = detailsLayout;
         buildLayout();
+
+        table.selectRow();
     }
 
     private void buildLayout() {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/tagdetails/AbstractTagToken.java

@@ -13,9 +13,6 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.model.BaseEntity;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
@@ -25,8 +22,8 @@ import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.tokenfield.TokenField;
 import org.vaadin.tokenfield.TokenField.InsertPosition;
 
@@ -65,19 +62,14 @@ public abstract class AbstractTagToken<T extends BaseEntity> implements Serializ
 
     protected CssLayout tokenLayout = new CssLayout();
 
-    @Autowired
     protected SpPermissionChecker checker;
 
-    @Autowired
     protected I18N i18n;
 
-    @Autowired
     protected UINotification uinotification;
 
-    @Autowired
+    protected transient EventBus.UIEventBus eventBus;
-    protected transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
     protected ManagementUIState managementUIState;
 
     // BaseEntity implements Serializable so this entity is serializable. Maybe
@@ -85,18 +77,18 @@ public abstract class AbstractTagToken<T extends BaseEntity> implements Serializ
     @SuppressWarnings("squid:S1948")
     protected T selectedEntity;
 
-    @PostConstruct
+    protected AbstractTagToken(final SpPermissionChecker checker, final I18N i18n, final UINotification uinotification,
-    protected void init() {
+            final UIEventBus eventBus, final ManagementUIState managementUIState) {
+        this.checker = checker;
+        this.i18n = i18n;
+        this.uinotification = uinotification;
+        this.eventBus = eventBus;
+        this.managementUIState = managementUIState;
         createTokenField();
         checkIfTagAssignedIsAllowed();
         eventBus.subscribe(this);
     }
 
-    @PreDestroy
-    protected void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
     protected void onBaseEntityEvent(final BaseUIEntityEvent<T> baseEntityEvent) {
         if (BaseEntityEventType.SELECTED_ENTITY != baseEntityEvent.getEventType()) {
             return;

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/tagdetails/AbstractTargetTagToken.java

@@ -10,12 +10,16 @@ package org.eclipse.hawkbit.ui.common.tagdetails;
 
 import java.util.List;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.repository.event.remote.entity.TargetTagUpdateEvent;
 import org.eclipse.hawkbit.repository.model.BaseEntity;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.push.TargetTagCreatedEventContainer;
 import org.eclipse.hawkbit.ui.push.TargetTagDeletedEventContainer;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -31,24 +35,30 @@ public abstract class AbstractTargetTagToken<T extends BaseEntity> extends Abstr
 
     private static final long serialVersionUID = 7772876588903171201L;
 
-    @Autowired
+    protected final transient TagManagement tagManagement;
-    protected transient TagManagement tagManagement;
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    protected AbstractTargetTagToken(final SpPermissionChecker checker, final I18N i18n,
+            final UINotification uinotification, final UIEventBus eventBus, final ManagementUIState managementUIState,
+            final TagManagement tagManagement) {
+        super(checker, i18n, uinotification, eventBus, managementUIState);
+        this.tagManagement = tagManagement;
+    }
+
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEventTargetTagCreated(final TargetTagCreatedEventContainer container) {
         container.getEvents().stream().map(event -> event.getEntity())
                 .forEach(tag -> setContainerPropertValues(tag.getId(), tag.getName(), tag.getColour()));
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onTargetTagDeletedEvent(final TargetTagDeletedEventContainer container) {
         container.getEvents().stream().map(event -> getTagIdByTagName(event.getEntityId()))
                 .forEach(this::removeTagFromCombo);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onTargetTagUpdateEvent(final List<TargetTagUpdateEvent> events) {
-        events.stream().map(event -> event.getEntity()).forEach(entity -> {
+        events.stream().map(TargetTagUpdateEvent::getEntity).forEach(entity -> {
             final Item item = container.getItem(entity.getId());
             if (item != null) {
                 updateItem(entity.getName(), entity.getColour(), item);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/tagdetails/DistributionTagToken.java

@@ -12,43 +12,50 @@ import java.util.List;
 import java.util.stream.Collectors;
 
 import org.eclipse.hawkbit.repository.DistributionSetManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.repository.model.DistributionSet;
 import org.eclipse.hawkbit.repository.model.DistributionSetTag;
 import org.eclipse.hawkbit.repository.model.DistributionSetTagAssignmentResult;
 import org.eclipse.hawkbit.ui.management.event.DistributionTableEvent;
 import org.eclipse.hawkbit.ui.management.event.ManagementUIEvent;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.push.DistributionSetTagCreatedEventContainer;
 import org.eclipse.hawkbit.ui.push.DistributionSetTagDeletedEventContainer;
 import org.eclipse.hawkbit.ui.push.DistributionSetTagUpdatedEventContainer;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.google.common.collect.Sets;
 import com.vaadin.data.Item;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Implementation of target/ds tag token layout.
  *
  */
-@SpringComponent
-@ViewScope
 public class DistributionTagToken extends AbstractTagToken<DistributionSet> {
 
     private static final long serialVersionUID = -8022738301736043396L;
-    @Autowired
-    private transient TagManagement tagManagement;
 
-    @Autowired
+    private final transient TagManagement tagManagement;
-    private transient DistributionSetManagement distributionSetManagement;
+
+    private final transient DistributionSetManagement distributionSetManagement;
 
     // To Be Done : have to set this value based on view???
     private static final Boolean NOTAGS_SELECTED = Boolean.FALSE;
 
+    public DistributionTagToken(final SpPermissionChecker checker, final I18N i18n, final UINotification uinotification,
+            final UIEventBus eventBus, final ManagementUIState managementUIState, final TagManagement tagManagement,
+            final DistributionSetManagement distributionSetManagement) {
+        super(checker, i18n, uinotification, eventBus, managementUIState);
+        this.tagManagement = tagManagement;
+        this.distributionSetManagement = distributionSetManagement;
+    }
+
     @Override
     protected String getTagStyleName() {
         return "distribution-tag-";
@@ -111,25 +118,25 @@ public class DistributionTagToken extends AbstractTagToken<DistributionSet> {
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionTableEvent distributionTableEvent) {
         onBaseEntityEvent(distributionTableEvent);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionSetTagCreatedBulkEvent(final DistributionSetTagCreatedEventContainer eventContainer) {
         eventContainer.getEvents().stream().map(event -> event.getEntity())
                 .forEach(distributionSetTag -> setContainerPropertValues(distributionSetTag.getId(),
                         distributionSetTag.getName(), distributionSetTag.getColour()));
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionSetTagDeletedEvent(final DistributionSetTagDeletedEventContainer eventContainer) {
         eventContainer.getEvents().stream().map(event -> getTagIdByTagName(event.getEntityId()))
                 .forEach(this::removeTagFromCombo);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionSetTagUpdateEvent(final DistributionSetTagUpdatedEventContainer eventContainer) {
         eventContainer.getEvents().stream().map(event -> event.getEntity()).forEach(entity -> {
             final Item item = container.getItem(entity.getId());

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/tagdetails/TargetTagToken.java

@@ -11,27 +11,27 @@ package org.eclipse.hawkbit.ui.common.tagdetails;
 import java.util.HashSet;
 import java.util.Set;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.repository.TargetManagement;
 import org.eclipse.hawkbit.repository.model.Target;
 import org.eclipse.hawkbit.repository.model.TargetTag;
 import org.eclipse.hawkbit.repository.model.TargetTagAssignmentResult;
 import org.eclipse.hawkbit.ui.management.event.ManagementUIEvent;
 import org.eclipse.hawkbit.ui.management.event.TargetTableEvent;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
-
 /**
  * Implementation of Target tag token.
  *
  *
  */
-@SpringComponent
-@ViewScope
 public class TargetTagToken extends AbstractTargetTagToken<Target> {
 
     private static final long serialVersionUID = 7124887018280196721L;
@@ -39,8 +39,14 @@ public class TargetTagToken extends AbstractTargetTagToken<Target> {
     // To Be Done : have to set this value based on view???
     private static final Boolean NOTAGS_SELECTED = Boolean.FALSE;
 
-    @Autowired
+    private final transient TargetManagement targetManagement;
-    private transient TargetManagement targetManagement;
+
+    public TargetTagToken(final SpPermissionChecker checker, final I18N i18n, final UINotification uinotification,
+            final UIEventBus eventBus, final ManagementUIState managementUIState, final TagManagement tagManagement,
+            final TargetManagement targetManagement) {
+        super(checker, i18n, uinotification, eventBus, managementUIState, tagManagement);
+        this.targetManagement = targetManagement;
+    }
 
     @Override
     protected String getTagStyleName() {
@@ -136,7 +142,7 @@ public class TargetTagToken extends AbstractTargetTagToken<Target> {
         return false;
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final TargetTableEvent targetTableEvent) {
         onBaseEntityEvent(targetTableEvent);
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/DistributionSetInfoPanel.java

@@ -19,9 +19,6 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Distribution set panel for Target.
- *
- *
- *
  */
 @SuppressWarnings("serial")
 public class DistributionSetInfoPanel extends Panel {
@@ -38,9 +35,8 @@ public class DistributionSetInfoPanel extends Panel {
      * @param style2
      *            as String
      */
-    public DistributionSetInfoPanel(final DistributionSet distributionSet, final String caption, final String style1,
+    DistributionSetInfoPanel(final DistributionSet distributionSet, final String caption, final String style1,
             final String style2) {
-        super();
         setImmediate(false);
         decorate(distributionSet, caption, style1, style2);
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/SPTargetAttributesLayout.java

@@ -21,9 +21,6 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Attributes Vertical layout for Target.
- *
- *
- *
  */
 public class SPTargetAttributesLayout {
     private final VerticalLayout targetAttributesLayout;
@@ -35,7 +32,7 @@ public class SPTargetAttributesLayout {
      *            controller attributes
      *
      */
-    public SPTargetAttributesLayout(final Map<String, String> controllerAttibs) {
+    SPTargetAttributesLayout(final Map<String, String> controllerAttibs) {
         targetAttributesLayout = new VerticalLayout();
         targetAttributesLayout.setSpacing(true);
         targetAttributesLayout.setMargin(true);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/SPUIButton.java

@@ -13,29 +13,11 @@ import com.vaadin.ui.Button;
 
 /**
  * Basic button for SPUI. Any commonality can be decorated.
- * 
- *
- *
  */
-
 public class SPUIButton extends Button {
-
-    /**
-     * ID.
-     */
     private static final long serialVersionUID = -7327726430436273739L;
 
-    /**
+    SPUIButton(final String id, final String buttonName, final String buttonDesc) {
-     * Parametric constructor.
-     * 
-     * @param id
-     *            as String
-     * @param buttonName
-     *            as String
-     * @param buttonDesc
-     *            as String
-     */
-    public SPUIButton(final String id, final String buttonName, final String buttonDesc) {
         super(buttonName);
         setDescription(buttonDesc);
         setImmediate(false);
@@ -50,7 +32,7 @@ public class SPUIButton extends Button {
      * @param icon
      *            as Resource
      */
-    public void togleIcon(Resource icon) {
+    public void togleIcon(final Resource icon) {
         setIcon(icon);
     }
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/components/SPUICheckBox.java

@@ -13,32 +13,13 @@ import com.vaadin.ui.themes.ValoTheme;
 
 /**
  * ComboBox with required style.
- * 
- *
- *
  */
 public class SPUICheckBox extends CheckBox {
 
     private static final long serialVersionUID = 2270323611612189225L;
 
-    /**
+    SPUICheckBox(final String caption, final String style, final String styleName, final boolean required,
-     * Parametric constructor to decorate.
-     * 
-     * @param caption
-     *            as caption for checkbox
-     * @param style
-     *            style of the CheckBox
-     * @param styleName
-     *            styleName of the CheckBox
-     * @param required
-     *            required check for Checkbox
-     * @param data
-     *            data of the CheckBox
-     * 
-     */
-    public SPUICheckBox(final String caption, final String style, final String styleName, final boolean required,
             final String data) {
-        super();
         decorate(caption, style, styleName, required, data);
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/DistributionsView.java

@@ -8,14 +8,24 @@
  */
 package org.eclipse.hawkbit.ui.distributions;
 
+import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
 
+import org.eclipse.hawkbit.repository.ArtifactManagement;
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
+import org.eclipse.hawkbit.repository.EntityFactory;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.SystemManagement;
+import org.eclipse.hawkbit.repository.TagManagement;
+import org.eclipse.hawkbit.repository.TargetManagement;
 import org.eclipse.hawkbit.ui.HawkbitUI;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
+import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
 import org.eclipse.hawkbit.ui.distributions.disttype.DSTypeFilterLayout;
 import org.eclipse.hawkbit.ui.distributions.dstable.DistributionSetTableLayout;
+import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.distributions.event.DragEvent;
 import org.eclipse.hawkbit.ui.distributions.footer.DSDeleteActionsLayout;
 import org.eclipse.hawkbit.ui.distributions.smtable.SwModuleTableLayout;
@@ -27,6 +37,7 @@ import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -37,7 +48,7 @@ import com.vaadin.server.Page;
 import com.vaadin.server.Page.BrowserWindowResizeEvent;
 import com.vaadin.server.Page.BrowserWindowResizeListener;
 import com.vaadin.spring.annotation.SpringView;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.GridLayout;
 import com.vaadin.ui.UI;
@@ -45,58 +56,67 @@ import com.vaadin.ui.VerticalLayout;
 
 /**
  * Manage distributions and distributions type view.
- * 
- *
- * 
  */
+@UIScope
 @SpringView(name = DistributionsView.VIEW_NAME, ui = HawkbitUI.class)
-@ViewScope
 public class DistributionsView extends VerticalLayout implements View, BrowserWindowResizeListener {
 
     public static final String VIEW_NAME = "distributions";
     private static final long serialVersionUID = 3887435076372276300L;
 
-    @Autowired
+    private final SpPermissionChecker permChecker;
-    private SpPermissionChecker permChecker;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final UINotification uiNotification;
-    private transient UINotification uiNotification;
 
-    @Autowired
+    private final DSTypeFilterLayout filterByDSTypeLayout;
-    private DSTypeFilterLayout filterByDSTypeLayout;
 
-    @Autowired
+    private final DistributionSetTableLayout distributionTableLayout;
-    private DistributionSetTableLayout distributionTableLayout;
 
-    @Autowired
+    private final SwModuleTableLayout softwareModuleTableLayout;
-    private SwModuleTableLayout softwareModuleTableLayout;
 
-    @Autowired
+    private final DistSMTypeFilterLayout filterBySMTypeLayout;
-    private DistSMTypeFilterLayout filterBySMTypeLayout;
 
-    @Autowired
+    private final DSDeleteActionsLayout deleteActionsLayout;
-    private DSDeleteActionsLayout deleteActionsLayout;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
     private GridLayout mainLayout;
 
-    /*
+    @Autowired
-     * (non-Javadoc)
+    DistributionsView(final SpPermissionChecker permChecker, final UIEventBus eventBus, final I18N i18n,
-     * 
+            final UINotification uiNotification, final ManageDistUIState manageDistUIState,
-     * @see
+            final SoftwareManagement softwareManagement, final DistributionSetManagement distributionSetManagement,
-     * com.vaadin.navigator.View#enter(com.vaadin.navigator.ViewChangeListener.
+            final TargetManagement targetManagement, final EntityFactory entityFactory,
-     * ViewChangeEvent)
+            final TagManagement tagManagement, final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
-     */
+            final ArtifactUploadState artifactUploadState, final SystemManagement systemManagement,
-    @Override
+            final ArtifactManagement artifactManagement) {
-    public void enter(final ViewChangeEvent event) {
+        this.permChecker = permChecker;
+        this.eventBus = eventBus;
+        this.i18n = i18n;
+        this.uiNotification = uiNotification;
+        this.filterByDSTypeLayout = new DSTypeFilterLayout(manageDistUIState, i18n, permChecker, eventBus,
+                tagManagement, entityFactory, uiNotification, softwareManagement, distributionSetManagement,
+                distributionsViewAcceptCriteria);
+        this.distributionTableLayout = new DistributionSetTableLayout(i18n, eventBus, permChecker, manageDistUIState,
+                softwareManagement, distributionSetManagement, targetManagement, entityFactory, uiNotification,
+                tagManagement, distributionsViewAcceptCriteria, systemManagement);
+        this.softwareModuleTableLayout = new SwModuleTableLayout(i18n, uiNotification, eventBus, softwareManagement,
+                entityFactory, manageDistUIState, permChecker, distributionsViewAcceptCriteria, artifactUploadState,
+                artifactManagement);
+        this.filterBySMTypeLayout = new DistSMTypeFilterLayout(eventBus, i18n, permChecker, manageDistUIState,
+                tagManagement, entityFactory, uiNotification, softwareManagement, distributionsViewAcceptCriteria);
+        this.deleteActionsLayout = new DSDeleteActionsLayout(i18n, permChecker, eventBus, uiNotification,
+                systemManagement, manageDistUIState, distributionsViewAcceptCriteria, distributionSetManagement,
+                softwareManagement);
+        this.manageDistUIState = manageDistUIState;
+    }
+
+    @PostConstruct
+    void init() {
         // Build the Distributions view layout with all the required components.
         buildLayout();
         restoreState();
@@ -142,9 +162,9 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         mainLayout.addComponent(softwareModuleTableLayout, 2, 0);
         mainLayout.addComponent(filterBySMTypeLayout, 3, 0);
         mainLayout.addComponent(deleteActionsLayout, 1, 1, 2, 1);
-        mainLayout.setRowExpandRatio(0, 1.0f);
+        mainLayout.setRowExpandRatio(0, 1.0F);
-        mainLayout.setColumnExpandRatio(1, 0.5f);
+        mainLayout.setColumnExpandRatio(1, 0.5F);
-        mainLayout.setColumnExpandRatio(2, 0.5f);
+        mainLayout.setColumnExpandRatio(2, 0.5F);
         mainLayout.setComponentAlignment(deleteActionsLayout, Alignment.BOTTOM_CENTER);
     }
 
@@ -157,7 +177,7 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         });
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionTableEvent event) {
         if (BaseEntityEventType.MINIMIZED == event.getEventType()) {
             minimizeDistTable();
@@ -166,7 +186,7 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent event) {
         if (BaseEntityEventType.MINIMIZED == event.getEventType()) {
             minimizeSwTable();
@@ -179,17 +199,17 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         mainLayout.removeComponent(filterByDSTypeLayout);
         mainLayout.removeComponent(distributionTableLayout);
         mainLayout.removeComponent(deleteActionsLayout);
-        mainLayout.setColumnExpandRatio(2, 1f);
+        mainLayout.setColumnExpandRatio(2, 1F);
-        mainLayout.setColumnExpandRatio(0, 0f);
+        mainLayout.setColumnExpandRatio(0, 0F);
-        mainLayout.setColumnExpandRatio(1, 0f);
+        mainLayout.setColumnExpandRatio(1, 0F);
     }
 
     private void minimizeSwTable() {
         mainLayout.addComponent(filterByDSTypeLayout, 0, 0);
         mainLayout.addComponent(distributionTableLayout, 1, 0);
         mainLayout.addComponent(deleteActionsLayout, 1, 1, 2, 1);
-        mainLayout.setColumnExpandRatio(1, 0.5f);
+        mainLayout.setColumnExpandRatio(1, 0.5F);
-        mainLayout.setColumnExpandRatio(2, 0.5f);
+        mainLayout.setColumnExpandRatio(2, 0.5F);
         mainLayout.setComponentAlignment(deleteActionsLayout, Alignment.BOTTOM_CENTER);
     }
 
@@ -197,8 +217,8 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         mainLayout.addComponent(softwareModuleTableLayout, 2, 0);
         mainLayout.addComponent(filterBySMTypeLayout, 3, 0);
         mainLayout.addComponent(deleteActionsLayout, 1, 1, 2, 1);
-        mainLayout.setColumnExpandRatio(1, 0.5f);
+        mainLayout.setColumnExpandRatio(1, 0.5F);
-        mainLayout.setColumnExpandRatio(2, 0.5f);
+        mainLayout.setColumnExpandRatio(2, 0.5F);
         mainLayout.setComponentAlignment(deleteActionsLayout, Alignment.BOTTOM_CENTER);
     }
 
@@ -206,9 +226,9 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         mainLayout.removeComponent(softwareModuleTableLayout);
         mainLayout.removeComponent(filterBySMTypeLayout);
         mainLayout.removeComponent(deleteActionsLayout);
-        mainLayout.setColumnExpandRatio(1, 1f);
+        mainLayout.setColumnExpandRatio(1, 1F);
-        mainLayout.setColumnExpandRatio(2, 0f);
+        mainLayout.setColumnExpandRatio(2, 0F);
-        mainLayout.setColumnExpandRatio(3, 0f);
+        mainLayout.setColumnExpandRatio(3, 0F);
     }
 
     private void checkNoDataAvaialble() {
@@ -243,4 +263,9 @@ public class DistributionsView extends VerticalLayout implements View, BrowserWi
         }
     }
 
+    @Override
+    public void enter(final ViewChangeEvent event) {
+        // This view is constructed in the init() method()
+    }
+
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/disttype/CreateUpdateDistSetTypeLayout.java

@@ -13,7 +13,10 @@ import java.util.Set;
 import java.util.stream.Collectors;
 
 import org.eclipse.hawkbit.repository.DistributionSetManagement;
+import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.repository.builder.DistributionSetTypeUpdate;
 import org.eclipse.hawkbit.repository.model.DistributionSetType;
 import org.eclipse.hawkbit.repository.model.SoftwareModuleType;
@@ -28,21 +31,21 @@ import org.eclipse.hawkbit.ui.distributions.event.DistributionSetTypeEvent;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionSetTypeEvent.DistributionSetTypeEnum;
 import org.eclipse.hawkbit.ui.layouts.CreateUpdateTypeLayout;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.springframework.data.domain.PageRequest;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.vaadin.data.Item;
 import com.vaadin.data.Property.ValueChangeEvent;
 import com.vaadin.data.util.IndexedContainer;
 import com.vaadin.server.FontAwesome;
 import com.vaadin.shared.ui.colorpicker.Color;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.AbstractSelect.ItemDescriptionGenerator;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.Button;
@@ -57,8 +60,6 @@ import com.vaadin.ui.themes.ValoTheme;
 /**
  * Window for create update Distribution Set Type.
  */
-@SpringComponent
-@ViewScope
 public class CreateUpdateDistSetTypeLayout extends CreateUpdateTypeLayout<DistributionSetType> {
 
     private static final long serialVersionUID = 1L;
@@ -67,11 +68,9 @@ public class CreateUpdateDistSetTypeLayout extends CreateUpdateTypeLayout<Distri
     private static final String DIST_TYPE_MANDATORY = "mandatory";
     private static final String STAR = " * ";
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final transient DistributionSetManagement distributionSetManagement;
-    private transient DistributionSetManagement distributionSetManagement;
 
     private HorizontalLayout distTypeSelectLayout;
     private Table sourceTable;
@@ -82,6 +81,15 @@ public class CreateUpdateDistSetTypeLayout extends CreateUpdateTypeLayout<Distri
 
     private IndexedContainer originalSelectedTableContainer;
 
+    public CreateUpdateDistSetTypeLayout(final I18N i18n, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UIEventBus eventBus, final SpPermissionChecker permChecker,
+            final UINotification uiNotification, final SoftwareManagement softwareManagement,
+            final DistributionSetManagement distributionSetManagement) {
+        super(i18n, tagManagement, entityFactory, eventBus, permChecker, uiNotification);
+        this.softwareManagement = softwareManagement;
+        this.distributionSetManagement = distributionSetManagement;
+    }
+
     @Override
     protected void createRequiredComponents() {
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/disttype/DSTypeFilterButtonClick.java

@@ -15,41 +15,31 @@ import org.eclipse.hawkbit.repository.model.DistributionSetType;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterSingleButtonClick;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.management.event.DistributionTableFilterEvent;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 
 /**
  * Single button click behaviour of filter buttons layout.
- * 
- *
- * 
  */
-
-@SpringComponent
-@ViewScope
 public class DSTypeFilterButtonClick extends AbstractFilterSingleButtonClick implements Serializable {
 
     private static final long serialVersionUID = -584783755917528648L;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final transient DistributionSetManagement distributionSetManagement;
-    private transient DistributionSetManagement distributionSetManagement;
+
+    DSTypeFilterButtonClick(final UIEventBus eventBus, final ManageDistUIState manageDistUIState,
+            final DistributionSetManagement distributionSetManagement) {
+        this.eventBus = eventBus;
+        this.manageDistUIState = manageDistUIState;
+        this.distributionSetManagement = distributionSetManagement;
+    }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.common.filterlayout.
-     * AbstractFilterButtonClickBehaviour#filterUnClicked (com.vaadin.ui.Button)
-     */
     @Override
     protected void filterUnClicked(final Button clickedButton) {
         manageDistUIState.getManageDistFilters().setClickedDistSetType(null);
@@ -57,12 +47,6 @@ public class DSTypeFilterButtonClick extends AbstractFilterSingleButtonClick imp
 
     }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.common.filterlayout.
-     * AbstractFilterButtonClickBehaviour#filterClicked (com.vaadin.ui.Button)
-     */
     @Override
     protected void filterClicked(final Button clickedButton) {
         final DistributionSetType distSetType = distributionSetManagement

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/disttype/DSTypeFilterButtons.java

@@ -8,6 +8,7 @@
  */
 package org.eclipse.hawkbit.ui.distributions.disttype;
 
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
 import org.eclipse.hawkbit.ui.common.DistributionSetTypeBeanQuery;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterButtons;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionSetTypeEvent;
@@ -17,32 +18,34 @@ import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.DropHandler;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Distribution Set Type filter buttons.
  */
-@SpringComponent
-@ViewScope
 public class DSTypeFilterButtons extends AbstractFilterButtons {
 
     private static final long serialVersionUID = 771251569981876005L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
-    private DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
+
+    DSTypeFilterButtons(final UIEventBus eventBus, final ManageDistUIState manageDistUIState,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
+            final DistributionSetManagement distributionSetManagement) {
+        super(eventBus, new DSTypeFilterButtonClick(eventBus, manageDistUIState, distributionSetManagement));
+        this.manageDistUIState = manageDistUIState;
+        this.distributionsViewAcceptCriteria = distributionsViewAcceptCriteria;
+    }
 
     @Override
     protected String getButtonsTableId() {
@@ -52,8 +55,7 @@ public class DSTypeFilterButtons extends AbstractFilterButtons {
 
     @Override
     protected LazyQueryContainer createButtonsLazyQueryContainer() {
-        return HawkbitCommonUtil.createLazyQueryContainer(
+        return HawkbitCommonUtil.createLazyQueryContainer(new BeanQueryFactory<>(DistributionSetTypeBeanQuery.class));
-                new BeanQueryFactory<DistributionSetTypeBeanQuery>(DistributionSetTypeBeanQuery.class));
     }
 
     @Override
@@ -97,7 +99,7 @@ public class DSTypeFilterButtons extends AbstractFilterButtons {
         return SPUIDefinitions.DISTRIBUTION_SET_TYPE_ID_PREFIXS;
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionSetTypeEvent event) {
         if (event.getDistributionSetTypeEnum() == DistributionSetTypeEvent.DistributionSetTypeEnum.ADD_DIST_SET_TYPE
                 || event.getDistributionSetTypeEnum() == DistributionSetTypeEvent.DistributionSetTypeEnum.UPDATE_DIST_SET_TYPE) {
@@ -106,7 +108,7 @@ public class DSTypeFilterButtons extends AbstractFilterButtons {
 
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent event) {
         if (event == SaveActionWindowEvent.SAVED_DELETE_DIST_SET_TYPES) {
             refreshTypeTable();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/disttype/DSTypeFilterHeader.java

@@ -8,42 +8,43 @@
  */
 package org.eclipse.hawkbit.ui.distributions.disttype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
-
+import org.eclipse.hawkbit.repository.EntityFactory;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.common.CommonDialogWindow;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterHeader;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 
 /**
  * Distribution Set Type filter buttons header.
  */
-@SpringComponent
-@ViewScope
 public class DSTypeFilterHeader extends AbstractFilterHeader {
 
     private static final long serialVersionUID = 3433417459392880222L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final CreateUpdateDistSetTypeLayout createUpdateDistSetTypeLayout;
-    private CreateUpdateDistSetTypeLayout createUpdateDistSetTypeLayout;
 
-    private CommonDialogWindow addUpdateWindow;
+    DSTypeFilterHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventBus,
-
+            final ManageDistUIState manageDistUIState, final TagManagement tagManagement,
-    @Override
+            final EntityFactory entityFactory, final UINotification uiNotification,
-    @PostConstruct
+            final SoftwareManagement softwareManagement, final DistributionSetManagement distributionSetManagement) {
-    public void init() {
+        super(permChecker, eventBus, i18n);
-        super.init();
+        this.manageDistUIState = manageDistUIState;
+        this.createUpdateDistSetTypeLayout = new CreateUpdateDistSetTypeLayout(i18n, tagManagement, entityFactory,
+                eventBus, permChecker, uiNotification, softwareManagement, distributionSetManagement);
         if (hasCreateUpdatePermission()) {
             createUpdateDistSetTypeLayout.init();
         }
@@ -61,7 +62,7 @@ public class DSTypeFilterHeader extends AbstractFilterHeader {
 
     @Override
     protected void settingsIconClicked(final ClickEvent event) {
-        addUpdateWindow = createUpdateDistSetTypeLayout.getWindow();
+        final CommonDialogWindow addUpdateWindow = createUpdateDistSetTypeLayout.getWindow();
         UI.getCurrent().addWindow(addUpdateWindow);
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/disttype/DSTypeFilterLayout.java

@@ -8,58 +8,46 @@
  */
 package org.eclipse.hawkbit.ui.distributions.disttype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
-import javax.annotation.PreDestroy;
+import org.eclipse.hawkbit.repository.EntityFactory;
-
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterLayout;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
+import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
-import org.vaadin.spring.events.EventBus;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
-
 /**
  * Distribution Set Type filter buttons layout.
- * 
- *
- * 
  */
-
-@SpringComponent
-@ViewScope
 public class DSTypeFilterLayout extends AbstractFilterLayout {
 
     private static final long serialVersionUID = 2689002932344750781L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private transient EventBus.SessionEventBus eventbus;
 
-    @Autowired
+    public DSTypeFilterLayout(final ManageDistUIState manageDistUIState, final I18N i18n,
-    private DSTypeFilterHeader dsTypeFilterHeader;
+            final SpPermissionChecker permChecker, final UIEventBus eventBus, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UINotification uiNotification,
+            final SoftwareManagement softwareManagement, final DistributionSetManagement distributionSetManagement,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria) {
+        super(new DSTypeFilterHeader(i18n, permChecker, eventBus, manageDistUIState, tagManagement, entityFactory,
+                uiNotification, softwareManagement, distributionSetManagement),
+                new DSTypeFilterButtons(eventBus, manageDistUIState, distributionsViewAcceptCriteria,
+                        distributionSetManagement));
+        this.manageDistUIState = manageDistUIState;
 
-    @Autowired
+        restoreState();
-    private DSTypeFilterButtons dsTypeFilterButtons;
+        eventBus.subscribe(this);
-
-    @Autowired
-    private DSTypeFilterButtonClick dsTypeFilterButtonClick;
-
-    @Autowired
-    private ManageDistUIState manageDistUIState;
-
-    /**
-     * Initialize the filter layout.
-     */
-    @PostConstruct
-    public void init() {
-        super.init(dsTypeFilterHeader, dsTypeFilterButtons, dsTypeFilterButtonClick);
-        eventbus.subscribe(this);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionsUIEvent event) {
         if (event == DistributionsUIEvent.HIDE_DIST_FILTER_BY_TYPE) {
             setVisible(false);
@@ -69,22 +57,6 @@ public class DSTypeFilterLayout extends AbstractFilterLayout {
         }
     }
 
-    @PreDestroy
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventbus.unsubscribe(this);
-    }
-
-    /*
-     * (non-Javadoc)
-     * 
-     * @see
-     * org.eclipse.hawkbit.server.ui.common.filterlayout.AbstractFilterLayout#
-     * onLoadIsTypeFilterIsClosed()
-     */
     @Override
     public Boolean onLoadIsTypeFilterIsClosed() {
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/dstable/DistributionSetDetails.java

@@ -16,6 +16,9 @@ import java.util.Set;
 import org.eclipse.hawkbit.repository.DistributionSetManagement;
 import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
+import org.eclipse.hawkbit.repository.TargetManagement;
 import org.eclipse.hawkbit.repository.model.DistributionSet;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.repository.model.SoftwareModuleIdName;
@@ -33,16 +36,17 @@ import org.eclipse.hawkbit.ui.distributions.event.SaveActionWindowEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.management.dstable.DistributionAddUpdateWindowLayout;
 import org.eclipse.hawkbit.ui.management.event.DistributionTableEvent;
+import org.eclipse.hawkbit.ui.management.state.ManagementUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.data.Item;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.HorizontalLayout;
@@ -54,66 +58,63 @@ import com.vaadin.ui.Window;
 
 /**
  * Distribution set details layout.
- *
- *
- *
  */
-@SpringComponent
-@ViewScope
 public class DistributionSetDetails extends AbstractNamedVersionedEntityTableDetailsLayout<DistributionSet> {
 
     private static final long serialVersionUID = -4595004466943546669L;
 
     private static final String SOFT_MODULE = "softwareModule";
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final DistributionAddUpdateWindowLayout distributionAddUpdateWindowLayout;
-    private DistributionAddUpdateWindowLayout distributionAddUpdateWindowLayout;
 
-    @Autowired
+    private final DistributionTagToken distributionTagToken;
-    private DistributionTagToken distributionTagToken;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final transient DistributionSetManagement distributionSetManagement;
-    private transient DistributionSetManagement distributionSetManagement;
 
-    @Autowired
+    private final transient TargetManagement targetManagement;
-    private DsMetadataPopupLayout dsMetadataPopupLayout;
 
-    @Autowired
+    private final DsMetadataPopupLayout dsMetadataPopupLayout;
-    private transient EntityFactory entityFactory;
 
-    private SoftwareModuleDetailsTable softwareModuleTable;
+    private final SoftwareModuleDetailsTable softwareModuleTable;
 
-    private DistributionSetMetadatadetailslayout dsMetadataTable;
+    private final DistributionSetMetadatadetailslayout dsMetadataTable;
 
-    private TargetFilterQueryDetailsTable tfqDetailsTable;
+    private final TargetFilterQueryDetailsTable tfqDetailsTable;
 
     private VerticalLayout tagsLayout;
 
     private Map<String, StringBuilder> assignedSWModule;
 
-    /**
+    DistributionSetDetails(final I18N i18n, final UIEventBus eventBus, final SpPermissionChecker permissionChecker,
-     * softwareLayout Initialize the component.
+            final ManageDistUIState manageDistUIState, final ManagementUIState managementUIState,
-     */
+            final DistributionAddUpdateWindowLayout distributionAddUpdateWindowLayout,
-    @Override
+            final SoftwareManagement softwareManagement, final DistributionSetManagement distributionSetManagement,
-    protected void init() {
+            final TargetManagement targetManagement, final EntityFactory entityFactory,
-        softwareModuleTable = new SoftwareModuleDetailsTable();
+            final UINotification uinotification, final TagManagement tagManagement,
-        softwareModuleTable.init(getI18n(), true, getPermissionChecker(), distributionSetManagement, getEventBus(),
+            final DsMetadataPopupLayout popupLayout, final UINotification uiNotification) {
-                manageDistUIState);
+        super(i18n, eventBus, permissionChecker, managementUIState);
+        this.manageDistUIState = manageDistUIState;
+        this.distributionAddUpdateWindowLayout = distributionAddUpdateWindowLayout;
+        this.distributionTagToken = new DistributionTagToken(permissionChecker, i18n, uinotification, eventBus,
+                managementUIState, tagManagement, distributionSetManagement);
+        this.softwareManagement = softwareManagement;
+        this.distributionSetManagement = distributionSetManagement;
+        this.targetManagement = targetManagement;
+        this.dsMetadataPopupLayout = popupLayout;
 
-        dsMetadataTable = new DistributionSetMetadatadetailslayout();
+        softwareModuleTable = new SoftwareModuleDetailsTable(i18n, true, permissionChecker, distributionSetManagement,
-        dsMetadataTable.init(getI18n(), getPermissionChecker(), distributionSetManagement, dsMetadataPopupLayout,
+                eventBus, manageDistUIState, uiNotification);
-                entityFactory);
 
-        tfqDetailsTable = new TargetFilterQueryDetailsTable();
+        dsMetadataTable = new DistributionSetMetadatadetailslayout(i18n, permissionChecker, distributionSetManagement,
-        tfqDetailsTable.init(getI18n());
+                dsMetadataPopupLayout, entityFactory);
 
-        super.init();
+        tfqDetailsTable = new TargetFilterQueryDetailsTable(i18n);
+        addTabs(detailsTab);
+        restoreState();
     }
 
     protected VerticalLayout createTagsLayout() {
@@ -183,9 +184,8 @@ public class DistributionSetDetails extends AbstractNamedVersionedEntityTableDet
     private Button assignSoftModuleButton(final String softwareModuleName) {
         if (getPermissionChecker().hasUpdateDistributionPermission()
                 && manageDistUIState.getLastSelectedDistribution().isPresent()
-                && distributionSetManagement
+                && targetManagement.countTargetByAssignedDistributionSet(
-                        .findDistributionSetById(manageDistUIState.getLastSelectedDistribution().get().getId())
+                        manageDistUIState.getLastSelectedDistribution().get().getId()) <= 0) {
-                        .getAssignedTargets().isEmpty()) {
             final Button reassignSoftModule = SPUIComponentProvider.getButton(softwareModuleName, "", "", "", true,
                     FontAwesome.TIMES, SPUIButtonStyleSmallNoBorder.class);
             reassignSoftModule.setEnabled(false);
@@ -352,19 +352,19 @@ public class DistributionSetDetails extends AbstractNamedVersionedEntityTableDet
         return getPermissionChecker().hasUpdateDistributionPermission();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent event) {
         if (event.getSoftwareModuleEventType() == SoftwareModuleEventType.ASSIGN_SOFTWARE_MODULE) {
             UI.getCurrent().access(() -> updateSoftwareModule(event.getEntity()));
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionTableEvent distributionTableEvent) {
         onBaseEntityEvent(distributionTableEvent);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent saveActionWindowEvent) {
         if ((saveActionWindowEvent == SaveActionWindowEvent.SAVED_ASSIGNMENTS
                 || saveActionWindowEvent == SaveActionWindowEvent.DISCARD_ALL_ASSIGNMENTS)
@@ -374,11 +374,11 @@ public class DistributionSetDetails extends AbstractNamedVersionedEntityTableDet
             }
             setSelectedBaseEntity(
                     distributionSetManagement.findDistributionSetByIdWithDetails(getSelectedBaseEntityId()));
-            UI.getCurrent().access(() -> populateModule());
+            UI.getCurrent().access(this::populateModule);
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEventDiscard(final SaveActionWindowEvent saveActionWindowEvent) {
         if (saveActionWindowEvent == SaveActionWindowEvent.DISCARD_ASSIGNMENT
                 || saveActionWindowEvent == SaveActionWindowEvent.DISCARD_ALL_ASSIGNMENTS

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/dstable/DistributionSetTable.java

@@ -45,17 +45,19 @@ import org.eclipse.hawkbit.ui.push.DistributionCreatedEventContainer;
 import org.eclipse.hawkbit.ui.push.DistributionDeletedEventContainer;
 import org.eclipse.hawkbit.ui.push.DistributionSetUpdatedEventContainer;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.TableColumn;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
+import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryDefinition;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -65,8 +67,6 @@ import com.vaadin.data.Item;
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Component;
 import com.vaadin.ui.Table;
@@ -75,8 +75,6 @@ import com.vaadin.ui.UI;
 /**
  * Distribution set table.
  */
-@SpringComponent
-@ViewScope
 public class DistributionSetTable extends AbstractNamedVersionTable<DistributionSet, DistributionSetIdName> {
 
     private static final long serialVersionUID = -7731776093470487988L;
@@ -86,37 +84,41 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
     private static final List<Object> DISPLAY_DROP_HINT_EVENTS = new ArrayList<>(
             Arrays.asList(DragEvent.SOFTWAREMODULE_DRAG));
 
-    @Autowired
+    private final SpPermissionChecker permissionChecker;
-    private SpPermissionChecker permissionChecker;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final transient DistributionSetManagement distributionSetManagement;
-    private transient DistributionSetManagement distributionSetManagement;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
-    private DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
 
-    @Autowired
+    private final transient TargetManagement targetManagement;
-    private transient TargetManagement targetManagement;
 
-    @Autowired
+    private final DsMetadataPopupLayout dsMetadataPopupLayout;
-    private DsMetadataPopupLayout dsMetadataPopupLayout;
 
-    /**
+    DistributionSetTable(final UIEventBus eventBus, final I18N i18n, final UINotification notification,
-     * Initialize the component.
+            final SpPermissionChecker permissionChecker, final ManageDistUIState manageDistUIState,
-     */
+            final DistributionSetManagement distributionSetManagement, final SoftwareManagement softwareManagement,
-    @Override
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
-    protected void init() {
+            final TargetManagement targetManagement, final DsMetadataPopupLayout dsMetadataPopupLayout) {
-        super.init();
+        super(eventBus, i18n, notification);
+        this.permissionChecker = permissionChecker;
+        this.manageDistUIState = manageDistUIState;
+        this.distributionSetManagement = distributionSetManagement;
+        this.softwareManagement = softwareManagement;
+        this.distributionsViewAcceptCriteria = distributionsViewAcceptCriteria;
+        this.targetManagement = targetManagement;
+        this.dsMetadataPopupLayout = dsMetadataPopupLayout;
         addTableStyleGenerator();
+
+        addNewContainerDS();
+        setColumnProperties();
+        setDataAvailable(getContainerDataSource().size() != 0);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DragEvent event) {
         if (event == DragEvent.HIDE_DROP_HINT) {
             UI.getCurrent().access(() -> removeStyleName(SPUIStyleDefinitions.SHOW_DROP_HINT_TABLE));
@@ -125,7 +127,7 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionSetUpdateEvents(final DistributionSetUpdatedEventContainer eventContainer) {
 
         final List<DistributionSetIdName> visibleItemIds = (List<DistributionSetIdName>) getVisibleItemIds();
@@ -150,12 +152,12 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
                 .forEach(event -> updateDistributionInTable(event.getEntity()));
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionCreatedEvents(final DistributionCreatedEventContainer eventContainer) {
         refreshDistributions();
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onDistributionDeletedEvents(final DistributionDeletedEventContainer eventContainer) {
         final LazyQueryContainer dsContainer = (LazyQueryContainer) getContainerDataSource();
         final List<Object> visibleItemIds = (List<Object>) getVisibleItemIds();
@@ -470,7 +472,7 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
         });
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionTableEvent event) {
         onBaseEntityEvent(event);
         if (BaseEntityEventType.UPDATED_ENTITY != event.getEventType()) {
@@ -479,7 +481,7 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
         UI.getCurrent().access(() -> updateDistributionInTable(event.getEntity()));
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent event) {
         if (event == SaveActionWindowEvent.DELETED_DISTRIBUTIONS || event == SaveActionWindowEvent.SAVED_ASSIGNMENTS) {
             UI.getCurrent().access(this::refreshFilter);
@@ -492,7 +494,7 @@ public class DistributionSetTable extends AbstractNamedVersionTable<Distribution
      * @param event
      *            as instance of {@link DistributionTableFilterEvent}
      */
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     public void onEvent(final DistributionTableFilterEvent event) {
         if (event == DistributionTableFilterEvent.FILTER_BY_TEXT
                 || event == DistributionTableFilterEvent.REMOVE_FILTER_BY_TEXT

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/dstable/DistributionSetTableHeader.java

@@ -8,6 +8,7 @@
  */
 package org.eclipse.hawkbit.ui.distributions.dstable;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.common.table.AbstractTableHeader;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
@@ -16,14 +17,13 @@ import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.management.dstable.DistributionAddUpdateWindowLayout;
 import org.eclipse.hawkbit.ui.management.event.DistributionTableEvent;
 import org.eclipse.hawkbit.ui.management.event.DistributionTableFilterEvent;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DropHandler;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.Window;
@@ -31,19 +31,19 @@ import com.vaadin.ui.Window;
 /**
  * Distribution table header.
  */
-@SpringComponent
-@ViewScope
 public class DistributionSetTableHeader extends AbstractTableHeader {
 
     private static final long serialVersionUID = -3483238438474530748L;
 
-    @Autowired
+    private final DistributionAddUpdateWindowLayout addUpdateWindowLayout;
-    private ManageDistUIState manageDistUIstate;
 
-    @Autowired
+    DistributionSetTableHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventbus,
-    private DistributionAddUpdateWindowLayout addUpdateWindowLayout;
+            final ManageDistUIState manageDistUIstate, final DistributionAddUpdateWindowLayout addUpdateWindowLayout) {
+        super(i18n, permChecker, eventbus, null, manageDistUIstate, null);
+        this.addUpdateWindowLayout = addUpdateWindowLayout;
+    }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionsUIEvent event) {
         if (event == DistributionsUIEvent.HIDE_DIST_FILTER_BY_TYPE) {
             setFilterButtonsIconVisible(true);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/dstable/DistributionSetTableLayout.java

@@ -8,42 +8,54 @@
  */
 package org.eclipse.hawkbit.ui.distributions.dstable;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
-
+import org.eclipse.hawkbit.repository.EntityFactory;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.SystemManagement;
+import org.eclipse.hawkbit.repository.TagManagement;
+import org.eclipse.hawkbit.repository.TargetManagement;
 import org.eclipse.hawkbit.ui.common.table.AbstractTableLayout;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteria;
-
+import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
-import com.vaadin.spring.annotation.SpringComponent;
+import org.eclipse.hawkbit.ui.management.dstable.DistributionAddUpdateWindowLayout;
-import com.vaadin.spring.annotation.ViewScope;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 /**
  * DistributionSet table layout
  */
-@SpringComponent
-@ViewScope
 public class DistributionSetTableLayout extends AbstractTableLayout {
 
     private static final long serialVersionUID = 6464291374980641235L;
 
-    /**
+    public DistributionSetTableLayout(final I18N i18n, final UIEventBus eventBus,
-     * Details to be autowired before table as details listens to value change
+            final SpPermissionChecker permissionChecker, final ManageDistUIState manageDistUIState,
-     * of table.
+            final SoftwareManagement softwareManagement, final DistributionSetManagement distributionSetManagement,
-     */
+            final TargetManagement targetManagement, final EntityFactory entityFactory,
-    @Autowired
+            final UINotification uiNotification, final TagManagement tagManagement,
-    private DistributionSetDetails distributionDetails;
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
+            final SystemManagement systemManagement) {
 
-    @Autowired
+        final DsMetadataPopupLayout popupLayout = new DsMetadataPopupLayout(i18n, uiNotification, eventBus,
-    private DistributionSetTableHeader dsTableHeader;
+                distributionSetManagement, entityFactory, permissionChecker);
 
-    @Autowired
+        final DistributionSetTable distributionSetTable = new DistributionSetTable(eventBus, i18n, uiNotification,
-    private DistributionSetTable dsTable;
+                permissionChecker, manageDistUIState, distributionSetManagement, softwareManagement,
+                distributionsViewAcceptCriteria, targetManagement, popupLayout);
 
-    /**
+        final DistributionAddUpdateWindowLayout distributionAddUpdateWindowLayout = new DistributionAddUpdateWindowLayout(
-     * Initialize the filter layout.
+                i18n, uiNotification, eventBus, distributionSetManagement, systemManagement, entityFactory,
-     */
+                distributionSetTable);
-    @PostConstruct
+
-    void init() {
+        super.init(
-        super.init(dsTableHeader, dsTable, distributionDetails);
+                new DistributionSetTableHeader(i18n, permissionChecker, eventBus, manageDistUIState,
+                        distributionAddUpdateWindowLayout),
+                distributionSetTable,
+                new DistributionSetDetails(i18n, eventBus, permissionChecker, manageDistUIState, null,
+                        distributionAddUpdateWindowLayout, softwareManagement, distributionSetManagement,
+                        targetManagement, entityFactory, uiNotification, tagManagement, popupLayout, uiNotification));
     }
 
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/dstable/DsMetadataPopupLayout.java

@@ -18,29 +18,30 @@ import org.eclipse.hawkbit.repository.model.DistributionSet;
 import org.eclipse.hawkbit.repository.model.DistributionSetMetadata;
 import org.eclipse.hawkbit.repository.model.MetaData;
 import org.eclipse.hawkbit.ui.common.AbstractMetadataPopupLayout;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.google.common.collect.Lists;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Pop up layout to display distribution metadata.
  */
-@SpringComponent
-@ViewScope
 public class DsMetadataPopupLayout extends AbstractMetadataPopupLayout<DistributionSet, MetaData> {
 
     private static final long serialVersionUID = -7778944849012048106L;
 
-    @Autowired
+    private final transient DistributionSetManagement distributionSetManagement;
-    private transient DistributionSetManagement distributionSetManagement;
 
-    @Autowired
+    private final transient EntityFactory entityFactory;
-    private transient EntityFactory entityFactory;
 
-    @Autowired
+    public DsMetadataPopupLayout(final I18N i18n, final UINotification uiNotification, final UIEventBus eventBus,
-    protected SpPermissionChecker permChecker;
+            final DistributionSetManagement distributionSetManagement, final EntityFactory entityFactory,
+            final SpPermissionChecker permChecker) {
+        super(i18n, uiNotification, eventBus, permChecker);
+        this.distributionSetManagement = distributionSetManagement;
+        this.entityFactory = entityFactory;
+    }
 
     @Override
     protected void checkForDuplicate(final DistributionSet entity, final String value) {
@@ -73,7 +74,8 @@ public class DsMetadataPopupLayout extends AbstractMetadataPopupLayout<Distribut
 
     @Override
     protected List<MetaData> getMetadataList() {
-        return Collections.unmodifiableList(getSelectedEntity().getMetadata());
+        return Collections.unmodifiableList(
+                distributionSetManagement.findDistributionSetMetadataByDistributionSetId(getSelectedEntity().getId()));
     }
 
     /**

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/event/DistributionsViewAcceptCriteria.java

@@ -15,10 +15,13 @@ import java.util.Map;
 import org.eclipse.hawkbit.ui.common.AbstractAcceptCriteria;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 import com.google.common.collect.Maps;
 import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.Component;
 
 /**
@@ -26,7 +29,7 @@ import com.vaadin.ui.Component;
  * 
  */
 @SpringComponent
-@ViewScope
+@UIScope
 public class DistributionsViewAcceptCriteria extends AbstractAcceptCriteria {
 
     private static final long serialVersionUID = -7686564967583118935L;
@@ -35,6 +38,11 @@ public class DistributionsViewAcceptCriteria extends AbstractAcceptCriteria {
 
     private static final Map<String, List<String>> DROP_CONFIGS = createDropConfigurations();
 
+    @Autowired
+    DistributionsViewAcceptCriteria(final UINotification uiNotification, final UIEventBus eventBus) {
+        super(uiNotification, eventBus);
+    }
+
     @Override
     protected String getComponentId(final Component component) {
         String id = component.getId();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/footer/DSDeleteActionsLayout.java

@@ -15,6 +15,9 @@ import java.util.List;
 import java.util.Map.Entry;
 import java.util.Set;
 
+import org.eclipse.hawkbit.repository.DistributionSetManagement;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.SystemManagement;
 import org.eclipse.hawkbit.repository.model.DistributionSetType;
 import org.eclipse.hawkbit.repository.model.SoftwareModuleIdName;
@@ -27,16 +30,17 @@ import org.eclipse.hawkbit.ui.distributions.event.DragEvent;
 import org.eclipse.hawkbit.ui.distributions.event.SaveActionWindowEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Component;
 import com.vaadin.ui.Table;
 import com.vaadin.ui.Table.TableTransferable;
@@ -44,12 +48,7 @@ import com.vaadin.ui.UI;
 
 /**
  * Distributions footer layout implementation.
- *
- *
- *
  */
-@org.springframework.stereotype.Component
-@ViewScope
 public class DSDeleteActionsLayout extends AbstractDeleteActionsLayout {
 
     private static final long serialVersionUID = 3494052985006132714L;
@@ -58,19 +57,30 @@ public class DSDeleteActionsLayout extends AbstractDeleteActionsLayout {
             Arrays.asList(DragEvent.DISTRIBUTION_TYPE_DRAG, DragEvent.DISTRIBUTION_DRAG, DragEvent.SOFTWAREMODULE_DRAG,
                     DragEvent.SOFTWAREMODULE_TYPE_DRAG));
 
-    @Autowired
+    private final transient SystemManagement systemManagement;
-    private transient SystemManagement systemManagement;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final DistributionsConfirmationWindowLayout distConfirmationWindowLayout;
-    private DistributionsConfirmationWindowLayout distConfirmationWindowLayout;
 
-    @Autowired
+    private final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
-    private DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    public DSDeleteActionsLayout(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventBus,
+            final UINotification notification, final SystemManagement systemManagement,
+            final ManageDistUIState manageDistUIState,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
+            final DistributionSetManagement dsManagement, final SoftwareManagement softwareManagement) {
+        super(i18n, permChecker, eventBus, notification);
+        this.systemManagement = systemManagement;
+        this.manageDistUIState = manageDistUIState;
+        this.distConfirmationWindowLayout = new DistributionsConfirmationWindowLayout(i18n, eventBus, dsManagement,
+                softwareManagement, manageDistUIState);
+        this.distributionsViewAcceptCriteria = distributionsViewAcceptCriteria;
+
+        init();
+    }
+
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DragEvent event) {
         if (event == DragEvent.HIDE_DROP_HINT) {
             hideDropHints();
@@ -79,7 +89,7 @@ public class DSDeleteActionsLayout extends AbstractDeleteActionsLayout {
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent event) {
         if (event != null) {
             UI.getCurrent().access(() -> {
@@ -253,7 +263,7 @@ public class DSDeleteActionsLayout extends AbstractDeleteActionsLayout {
      * @param event
      *            as instance of {@link DistributionsUIEvent}
      */
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     public void onEvent(final DistributionsUIEvent event) {
         if (event == DistributionsUIEvent.UPDATE_COUNT) {
             updateDSActionCount();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/footer/DistributionsConfirmationWindowLayout.java

@@ -26,11 +26,12 @@ import org.eclipse.hawkbit.ui.decorators.SPUIButtonStyleSmallNoBorder;
 import org.eclipse.hawkbit.ui.distributions.event.SaveActionWindowEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -39,7 +40,6 @@ import com.vaadin.data.Container;
 import com.vaadin.data.Item;
 import com.vaadin.data.util.IndexedContainer;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Button.ClickListener;
 import com.vaadin.ui.Table.Align;
@@ -48,11 +48,7 @@ import com.vaadin.ui.themes.ValoTheme;
 /**
  * Abstract layout of confirm actions window.
  *
- *
- *
  */
-@org.springframework.stereotype.Component
-@ViewScope
 public class DistributionsConfirmationWindowLayout extends AbstractConfirmationWindowLayout {
 
     private static final long serialVersionUID = 3641621131320823058L;
@@ -77,14 +73,20 @@ public class DistributionsConfirmationWindowLayout extends AbstractConfirmationW
 
     private ConfirmationTab assignmnetTab;
 
-    @Autowired
+    private final transient DistributionSetManagement dsManagement;
-    private transient DistributionSetManagement dsManagement;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
+
+    DistributionsConfirmationWindowLayout(final I18N i18n, final UIEventBus eventBus,
+            final DistributionSetManagement dsManagement, final SoftwareManagement softwareManagement,
+            final ManageDistUIState manageDistUIState) {
+        super(i18n, eventBus);
+        this.dsManagement = dsManagement;
+        this.softwareManagement = softwareManagement;
+        this.manageDistUIState = manageDistUIState;
+    }
 
     @Override
     protected Map<String, ConfirmationTab> getConfimrationTabs() {
@@ -630,7 +632,7 @@ public class DistributionsConfirmationWindowLayout extends AbstractConfirmationW
 
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEventDiscard(final SaveActionWindowEvent saveActionWindowEvent) {
         if (saveActionWindowEvent == SaveActionWindowEvent.DELETE_ALL_SOFWARE) {
             getSWAssignmentsTableContainer();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwMetadataPopupLayout.java

@@ -20,28 +20,28 @@ import org.eclipse.hawkbit.repository.model.SoftwareModuleMetadata;
 import org.eclipse.hawkbit.ui.common.AbstractMetadataPopupLayout;
 import org.eclipse.hawkbit.ui.distributions.event.MetadataEvent;
 import org.eclipse.hawkbit.ui.distributions.event.MetadataEvent.MetadataUIEvent;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
-
+import org.eclipse.hawkbit.ui.utils.UINotification;
-import com.vaadin.spring.annotation.SpringComponent;
+import org.vaadin.spring.events.EventBus.UIEventBus;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Pop up layout to display software module metadata.
  */
-@SpringComponent
-@ViewScope
 public class SwMetadataPopupLayout extends AbstractMetadataPopupLayout<SoftwareModule, MetaData> {
 
     private static final long serialVersionUID = -1252090014161012563L;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final transient EntityFactory entityFactory;
-    private transient EntityFactory entityFactory;
 
-    @Autowired
+    public SwMetadataPopupLayout(final I18N i18n, final UINotification uiNotification, final UIEventBus eventBus,
-    protected SpPermissionChecker permChecker;
+            final SoftwareManagement softwareManagement, final EntityFactory entityFactory,
+            final SpPermissionChecker permChecker) {
+        super(i18n, uiNotification, eventBus, permChecker);
+        this.softwareManagement = softwareManagement;
+        this.entityFactory = entityFactory;
+    }
 
     @Override
     protected void checkForDuplicate(final SoftwareModule entity, final String value) {

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwModuleBeanQuery.java

@@ -57,7 +57,7 @@ public class SwModuleBeanQuery extends AbstractBeanQuery<ProxyBaseSwModuleItem>
         super(definition, queryConfig, sortIds, sortStates);
         if (HawkbitCommonUtil.isNotNullOrEmpty(queryConfig)) {
             type = Optional.ofNullable((SoftwareModuleType) queryConfig.get(SPUIDefinitions.BY_SOFTWARE_MODULE_TYPE))
-                    .map(t -> t.getId()).orElse(null);
+                    .map(SoftwareModuleType::getId).orElse(null);
             final String text = (String) queryConfig.get(SPUIDefinitions.FILTER_BY_TEXT);
             if (!Strings.isNullOrEmpty(text)) {
                 searchText = String.format("%%%s%%", text);

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwModuleDetails.java

@@ -10,6 +10,7 @@ package org.eclipse.hawkbit.ui.distributions.smtable;
 
 import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.model.MetaData;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
@@ -20,13 +21,12 @@ import org.eclipse.hawkbit.ui.components.SPUIComponentProvider;
 import org.eclipse.hawkbit.ui.distributions.event.MetadataEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.Label;
 import com.vaadin.ui.TabSheet;
@@ -38,38 +38,35 @@ import com.vaadin.ui.Window;
  * Implementation of software module details block using generic abstract
  * details style .
  */
-@SpringComponent
-@ViewScope
 public class SwModuleDetails extends AbstractNamedVersionedEntityTableDetailsLayout<SoftwareModule> {
 
     private static final long serialVersionUID = -1052279281066089812L;
 
-    @Autowired
+    private final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
-    private SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final SwMetadataPopupLayout swMetadataPopupLayout;
-    private SwMetadataPopupLayout swMetadataPopupLayout;
 
-    @Autowired
+    private final SoftwareModuleMetadatadetailslayout swmMetadataTable;
-    private transient EntityFactory entityFactory;
 
-    private SoftwareModuleMetadatadetailslayout swmMetadataTable;
+    SwModuleDetails(final I18N i18n, final UIEventBus eventBus, final SpPermissionChecker permissionChecker,
+            final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow,
+            final ManageDistUIState manageDistUIState, final SoftwareManagement softwareManagement,
+            final SwMetadataPopupLayout swMetadataPopupLayout, final EntityFactory entityFactory) {
+        super(i18n, eventBus, permissionChecker, null);
+        this.softwareModuleAddUpdateWindow = softwareModuleAddUpdateWindow;
+        this.manageDistUIState = manageDistUIState;
+        this.softwareManagement = softwareManagement;
+        this.swMetadataPopupLayout = swMetadataPopupLayout;
 
-    /**
-     * softwareLayout Initialize the component.
-     */
-    @Override
-    protected void init() {
         swmMetadataTable = new SoftwareModuleMetadatadetailslayout();
         swmMetadataTable.init(getI18n(), getPermissionChecker(), softwareManagement, swMetadataPopupLayout,
                 entityFactory);
-        super.init();
+        addTabs(detailsTab);
+        restoreState();
     }
 
     /**
@@ -79,7 +76,7 @@ public class SwModuleDetails extends AbstractNamedVersionedEntityTableDetailsLay
      *            as instance of {@link MetadataEvent}
      */
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final MetadataEvent event) {
         UI.getCurrent().access(() -> {
             final MetaData softwareModuleMetadata = event.getMetaData();
@@ -94,7 +91,7 @@ public class SwModuleDetails extends AbstractNamedVersionedEntityTableDetailsLay
         });
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent softwareModuleEvent) {
         onBaseEntityEvent(softwareModuleEvent);
     }
@@ -203,10 +200,12 @@ public class SwModuleDetails extends AbstractNamedVersionedEntityTableDetailsLay
     }
 
     private boolean isSoftwareModuleSelected(final SoftwareModule softwareModule) {
-        final Long selectedDistSWModuleId = manageDistUIState.getSelectedBaseSwModuleId().isPresent()
+        if (softwareModule == null) {
-                ? manageDistUIState.getSelectedBaseSwModuleId().get() : null;
+            return false;
-        return softwareModule != null && selectedDistSWModuleId != null
+        }
-                && selectedDistSWModuleId.equals(softwareModule.getId());
+
+        return manageDistUIState.getSelectedBaseSwModuleId().map(module -> module.equals(softwareModule.getId()))
+                .orElse(false);
     }
 
     @Override

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwModuleTable.java

@@ -12,11 +12,13 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
+import org.eclipse.hawkbit.repository.ArtifactManagement;
 import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.repository.model.SoftwareModule;
 import org.eclipse.hawkbit.ui.artifacts.details.ArtifactDetailsLayout;
 import org.eclipse.hawkbit.ui.artifacts.event.SMFilterEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
+import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.ManagmentEntityState;
 import org.eclipse.hawkbit.ui.common.table.AbstractNamedVersionTable;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
@@ -27,15 +29,17 @@ import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteri
 import org.eclipse.hawkbit.ui.distributions.event.SaveActionWindowEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.HawkbitCommonUtil;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.TableColumn;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryDefinition;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -47,8 +51,6 @@ import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
 import com.vaadin.server.FontAwesome;
 import com.vaadin.server.Page;
 import com.vaadin.shared.ui.window.WindowMode;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.HorizontalLayout;
 import com.vaadin.ui.JavaScript;
@@ -60,39 +62,42 @@ import com.vaadin.ui.Window;
  * Implementation of software module table using generic abstract table styles .
  *
  */
-@SpringComponent
-@ViewScope
 public class SwModuleTable extends AbstractNamedVersionTable<SoftwareModule, Long> {
 
     private static final long serialVersionUID = 6785314784507424750L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
 
-    @Autowired
+    private final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
-    private DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
 
-    @Autowired
+    private final ArtifactDetailsLayout artifactDetailsLayout;
-    private ArtifactDetailsLayout artifactDetailsLayout;
 
-    @Autowired
+    private final SwMetadataPopupLayout swMetadataPopupLayout;
-    private SwMetadataPopupLayout swMetadataPopupLayout;
 
-    /**
+    SwModuleTable(final UIEventBus eventBus, final I18N i18n, final UINotification uiNotification,
-     * Initialize the filter layout.
+            final ManageDistUIState manageDistUIState, final SoftwareManagement softwareManagement,
-     */
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
-    @Override
+            final ArtifactManagement artifactManagement, final SwMetadataPopupLayout swMetadataPopupLayout,
-    protected void init() {
+            final ArtifactUploadState artifactUploadState) {
-        super.init();
+        super(eventBus, i18n, uiNotification);
+        this.manageDistUIState = manageDistUIState;
+        this.softwareManagement = softwareManagement;
+        this.distributionsViewAcceptCriteria = distributionsViewAcceptCriteria;
+        this.artifactDetailsLayout = new ArtifactDetailsLayout(i18n, eventBus, artifactUploadState, uiNotification,
+                artifactManagement);
+        this.swMetadataPopupLayout = swMetadataPopupLayout;
+
+        addNewContainerDS();
+        setColumnProperties();
+        setDataAvailable(getContainerDataSource().size() != 0);
         styleTableOnDistSelection();
     }
 
     /* All event Listeners */
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SMFilterEvent filterEvent) {
         UI.getCurrent().access(() -> {
 
@@ -105,7 +110,7 @@ public class SwModuleTable extends AbstractNamedVersionTable<SoftwareModule, Lon
         });
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionsUIEvent event) {
         UI.getCurrent().access(() -> {
             if (event == DistributionsUIEvent.ORDER_BY_DISTRIBUTION) {
@@ -115,14 +120,14 @@ public class SwModuleTable extends AbstractNamedVersionTable<SoftwareModule, Lon
         });
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent event) {
         if (event == SaveActionWindowEvent.DELETE_ALL_SOFWARE) {
             UI.getCurrent().access(this::refreshFilter);
         }
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleEvent event) {
         onBaseEntityEvent(event);
     }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwModuleTableHeader.java

@@ -8,6 +8,7 @@
  */
 package org.eclipse.hawkbit.ui.distributions.smtable;
 
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.ui.artifacts.event.SMFilterEvent;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleEvent;
 import org.eclipse.hawkbit.ui.artifacts.smtable.SoftwareModuleAddUpdateWindow;
@@ -15,14 +16,13 @@ import org.eclipse.hawkbit.ui.common.table.AbstractTableHeader;
 import org.eclipse.hawkbit.ui.common.table.BaseEntityEventType;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DropHandler;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.Window;
@@ -31,19 +31,20 @@ import com.vaadin.ui.Window;
  * Implementation of software module Header block using generic abstract details
  * style .
  */
-@SpringComponent
-@ViewScope
 public class SwModuleTableHeader extends AbstractTableHeader {
 
     private static final long serialVersionUID = 242961845006626297L;
 
-    @Autowired
+    private final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    SwModuleTableHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventbus,
-    private SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow;
+            final ManageDistUIState manageDistUIstate,
+            final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow) {
+        super(i18n, permChecker, eventbus, null, manageDistUIstate, null);
+        this.softwareModuleAddUpdateWindow = softwareModuleAddUpdateWindow;
+    }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionsUIEvent event) {
         if (event == DistributionsUIEvent.HIDE_SM_FILTER_BY_TYPE) {
             setFilterButtonsIconVisible(true);
@@ -72,10 +73,7 @@ public class SwModuleTableHeader extends AbstractTableHeader {
 
     @Override
     protected String onLoadSearchBoxValue() {
-        if (manageDistUIState.getSoftwareModuleFilters().getSearchText().isPresent()) {
+        return manageDistUIstate.getSoftwareModuleFilters().getSearchText().orElse(null);
-            return manageDistUIState.getSoftwareModuleFilters().getSearchText().get();
-        }
-        return null;
     }
 
     @Override
@@ -102,14 +100,14 @@ public class SwModuleTableHeader extends AbstractTableHeader {
 
     @Override
     protected void showFilterButtonsLayout() {
-        manageDistUIState.setSwTypeFilterClosed(false);
+        manageDistUIstate.setSwTypeFilterClosed(false);
         eventbus.publish(this, DistributionsUIEvent.SHOW_SM_FILTER_BY_TYPE);
     }
 
     @Override
     protected void resetSearchText() {
-        if (manageDistUIState.getSoftwareModuleFilters().getSearchText().isPresent()) {
+        if (manageDistUIstate.getSoftwareModuleFilters().getSearchText().isPresent()) {
-            manageDistUIState.getSoftwareModuleFilters().setSearchText(null);
+            manageDistUIstate.getSoftwareModuleFilters().setSearchText(null);
             eventbus.publish(this, SMFilterEvent.REMOVER_FILTER_BY_TEXT);
         }
     }
@@ -121,30 +119,30 @@ public class SwModuleTableHeader extends AbstractTableHeader {
 
     @Override
     public void maximizeTable() {
-        manageDistUIState.setSwModuleTableMaximized(Boolean.TRUE);
+        manageDistUIstate.setSwModuleTableMaximized(Boolean.TRUE);
         eventbus.publish(this, new SoftwareModuleEvent(BaseEntityEventType.MAXIMIZED, null));
 
     }
 
     @Override
     public void minimizeTable() {
-        manageDistUIState.setSwModuleTableMaximized(Boolean.FALSE);
+        manageDistUIstate.setSwModuleTableMaximized(Boolean.FALSE);
         eventbus.publish(this, new SoftwareModuleEvent(BaseEntityEventType.MINIMIZED, null));
     }
 
     @Override
     public Boolean onLoadIsTableMaximized() {
-        return manageDistUIState.isSwModuleTableMaximized();
+        return manageDistUIstate.isSwModuleTableMaximized();
     }
 
     @Override
     public Boolean onLoadIsShowFilterButtonDisplayed() {
-        return manageDistUIState.isSwTypeFilterClosed();
+        return manageDistUIstate.isSwTypeFilterClosed();
     }
 
     @Override
     protected void searchBy(final String newSearchText) {
-        manageDistUIState.getSoftwareModuleFilters().setSearchText(newSearchText);
+        manageDistUIstate.getSoftwareModuleFilters().setSearchText(newSearchText);
         eventbus.publish(this, SMFilterEvent.FILTER_BY_TEXT);
     }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtable/SwModuleTableLayout.java

@@ -8,37 +8,44 @@
  */
 package org.eclipse.hawkbit.ui.distributions.smtable;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.ArtifactManagement;
-
+import org.eclipse.hawkbit.repository.EntityFactory;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.ui.artifacts.smtable.SoftwareModuleAddUpdateWindow;
+import org.eclipse.hawkbit.ui.artifacts.state.ArtifactUploadState;
 import org.eclipse.hawkbit.ui.common.table.AbstractTableLayout;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteria;
-
+import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
-import com.vaadin.spring.annotation.SpringComponent;
+import org.eclipse.hawkbit.ui.utils.I18N;
-import com.vaadin.spring.annotation.ViewScope;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
 /**
  * Implementation of software module Layout
  */
-@SpringComponent
-@ViewScope
 public class SwModuleTableLayout extends AbstractTableLayout {
 
     private static final long serialVersionUID = 6464291374980641235L;
 
-    @Autowired
+    public SwModuleTableLayout(final I18N i18n, final UINotification uiNotification, final UIEventBus eventBus,
-    private SwModuleTableHeader swModuleTableHeader;
+            final SoftwareManagement softwareManagement, final EntityFactory entityFactory,
+            final ManageDistUIState manageDistUIState, final SpPermissionChecker permChecker,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
+            final ArtifactUploadState artifactUploadState, final ArtifactManagement artifactManagement) {
 
-    @Autowired
+        final SoftwareModuleAddUpdateWindow softwareModuleAddUpdateWindow = new SoftwareModuleAddUpdateWindow(i18n,
-    private SwModuleDetails swModuleDetails;
+                uiNotification, eventBus, softwareManagement, entityFactory);
 
-    @Autowired
+        final SwMetadataPopupLayout swMetadataPopupLayout = new SwMetadataPopupLayout(i18n, uiNotification, eventBus,
-    private SwModuleTable swModuleTable;
+                softwareManagement, entityFactory, permChecker);
 
-    /**
+        super.init(
-     * Initialize the filter layout.
+                new SwModuleTableHeader(i18n, permChecker, eventBus, manageDistUIState, softwareModuleAddUpdateWindow),
-     */
+                new SwModuleTable(eventBus, i18n, uiNotification, manageDistUIState, softwareManagement,
-    @PostConstruct
+                        distributionsViewAcceptCriteria, artifactManagement, swMetadataPopupLayout,
-    void init() {
+                        artifactUploadState),
-        super.init(swModuleTableHeader, swModuleTable, swModuleDetails);
+                new SwModuleDetails(i18n, eventBus, permChecker, softwareModuleAddUpdateWindow, manageDistUIState,
+                        softwareManagement, swMetadataPopupLayout, entityFactory));
     }
 }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtype/DistSMTypeFilterButtonClick.java

@@ -15,54 +15,37 @@ import org.eclipse.hawkbit.repository.model.SoftwareModuleType;
 import org.eclipse.hawkbit.ui.artifacts.event.SMFilterEvent;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterSingleButtonClick;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button;
 
 /**
  * Single button click behaviour of filter buttons layout.
- * 
- *
- * 
  */
-
-@SpringComponent
-@ViewScope
 public class DistSMTypeFilterButtonClick extends AbstractFilterSingleButtonClick implements Serializable {
 
     private static final long serialVersionUID = -4166632002904286983L;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final transient SoftwareManagement softwareManagement;
-    private transient SoftwareManagement softwareManagement;
+
+    DistSMTypeFilterButtonClick(final UIEventBus eventBus, final ManageDistUIState manageDistUIState,
+            final SoftwareManagement softwareManagement) {
+        this.eventBus = eventBus;
+        this.manageDistUIState = manageDistUIState;
+        this.softwareManagement = softwareManagement;
+    }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.common.filterlayout.
-     * AbstractFilterButtonClickBehaviour#filterUnClicked (com.vaadin.ui.Button)
-     */
     @Override
     protected void filterUnClicked(final Button clickedButton) {
         manageDistUIState.getSoftwareModuleFilters().setSoftwareModuleType(null);
         eventBus.publish(this, SMFilterEvent.FILTER_BY_TYPE);
-
     }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see org.eclipse.hawkbit.server.ui.common.filterlayout.
-     * AbstractFilterButtonClickBehaviour#filterClicked (com.vaadin.ui.Button)
-     */
     @Override
     protected void filterClicked(final Button clickedButton) {
         final SoftwareModuleType smType = softwareManagement

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtype/DistSMTypeFilterButtons.java

@@ -15,6 +15,7 @@ import static org.eclipse.hawkbit.ui.utils.UIComponentIdProvider.SW_MODULE_TYPE_
 
 import java.util.Collections;
 
+import org.eclipse.hawkbit.repository.SoftwareManagement;
 import org.eclipse.hawkbit.ui.artifacts.event.SoftwareModuleTypeEvent;
 import org.eclipse.hawkbit.ui.common.SoftwareModuleTypeBeanQuery;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterButtons;
@@ -23,33 +24,35 @@ import org.eclipse.hawkbit.ui.distributions.event.SaveActionWindowEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.addons.lazyquerycontainer.BeanQueryFactory;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryContainer;
 import org.vaadin.addons.lazyquerycontainer.LazyQueryDefinition;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.event.dd.DragAndDropEvent;
 import com.vaadin.event.dd.DropHandler;
 import com.vaadin.event.dd.acceptcriteria.AcceptCriterion;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 
 /**
  * Software Module Type filter buttons.
  */
-@ViewScope
-@SpringComponent
 public class DistSMTypeFilterButtons extends AbstractFilterButtons {
 
     private static final long serialVersionUID = 6804534533362387433L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
 
-    @Autowired
+    private final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
-    private DistributionsViewAcceptCriteria distributionsViewAcceptCriteria;
+
+    DistSMTypeFilterButtons(final UIEventBus eventBus, final ManageDistUIState manageDistUIState,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria,
+            final SoftwareManagement softwareManagement) {
+        super(eventBus, new DistSMTypeFilterButtonClick(eventBus, manageDistUIState, softwareManagement));
+        this.manageDistUIState = manageDistUIState;
+        this.distributionsViewAcceptCriteria = distributionsViewAcceptCriteria;
+    }
 
     @Override
     protected String getButtonsTableId() {
@@ -103,7 +106,7 @@ public class DistSMTypeFilterButtons extends AbstractFilterButtons {
         return SPUIDefinitions.SOFTWARE_MODULE_TAG_ID_PREFIXS;
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SoftwareModuleTypeEvent event) {
         if (isCreateOrUpdate(event) && event.getSoftwareModuleType() != null) {
             refreshTypeTable();
@@ -115,7 +118,7 @@ public class DistSMTypeFilterButtons extends AbstractFilterButtons {
                 || event.getSoftwareModuleTypeEnum() == UPDATE_SOFTWARE_MODULE_TYPE;
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final SaveActionWindowEvent event) {
         if (event == SaveActionWindowEvent.SAVED_DELETE_SW_MODULE_TYPES) {
             refreshTypeTable();

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtype/DistSMTypeFilterHeader.java

@@ -8,19 +8,21 @@
  */
 package org.eclipse.hawkbit.ui.distributions.smtype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.EntityFactory;
-
+import org.eclipse.hawkbit.repository.SoftwareManagement;
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.artifacts.smtype.CreateUpdateSoftwareTypeLayout;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterHeader;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
+import org.eclipse.hawkbit.ui.utils.I18N;
 import org.eclipse.hawkbit.ui.utils.SPUIDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Button.ClickEvent;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.Window;
@@ -28,22 +30,21 @@ import com.vaadin.ui.Window;
 /**
  * Software Module Type filter buttons header.
  */
-@SpringComponent
-@ViewScope
 public class DistSMTypeFilterHeader extends AbstractFilterHeader {
-
     private static final long serialVersionUID = -8763788280848718344L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private ManageDistUIState manageDistUIState;
+    private final CreateUpdateSoftwareTypeLayout createUpdateSWTypeLayout;
 
-    @Autowired
+    DistSMTypeFilterHeader(final I18N i18n, final SpPermissionChecker permChecker, final UIEventBus eventBus,
-    private CreateUpdateSoftwareTypeLayout createUpdateSWTypeLayout;
+            final ManageDistUIState manageDistUIState, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UINotification uiNotification,
+            final SoftwareManagement swTypeManagementService) {
+        super(permChecker, eventBus, i18n);
+        this.manageDistUIState = manageDistUIState;
+        this.createUpdateSWTypeLayout = new CreateUpdateSoftwareTypeLayout(i18n, tagManagement, entityFactory, eventBus,
+                permChecker, uiNotification, swTypeManagementService);
 
-    @Override
-    @PostConstruct
-    public void init() {
-        super.init();
         if (hasCreateUpdatePermission()) {
             createUpdateSWTypeLayout.init();
         }

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/smtype/DistSMTypeFilterLayout.java

@@ -8,58 +8,45 @@
  */
 package org.eclipse.hawkbit.ui.distributions.smtype;
 
-import javax.annotation.PostConstruct;
+import org.eclipse.hawkbit.repository.EntityFactory;
-import javax.annotation.PreDestroy;
+import org.eclipse.hawkbit.repository.SoftwareManagement;
-
+import org.eclipse.hawkbit.repository.SpPermissionChecker;
+import org.eclipse.hawkbit.repository.TagManagement;
 import org.eclipse.hawkbit.ui.common.filterlayout.AbstractFilterLayout;
 import org.eclipse.hawkbit.ui.distributions.event.DistributionsUIEvent;
+import org.eclipse.hawkbit.ui.distributions.event.DistributionsViewAcceptCriteria;
 import org.eclipse.hawkbit.ui.distributions.state.ManageDistUIState;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.eclipse.hawkbit.ui.utils.I18N;
-import org.vaadin.spring.events.EventBus;
+import org.eclipse.hawkbit.ui.utils.UINotification;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
-
 /**
  * Software Module Type filter layout.
- * 
- *
- * 
  */
-
-@SpringComponent
-@ViewScope
 public class DistSMTypeFilterLayout extends AbstractFilterLayout {
 
     private static final long serialVersionUID = 3042297420534417538L;
 
-    @Autowired
+    private final ManageDistUIState manageDistUIState;
-    private transient EventBus.SessionEventBus eventbus;
 
-    @Autowired
+    public DistSMTypeFilterLayout(final UIEventBus eventBus, final I18N i18n, final SpPermissionChecker permChecker,
-    private DistSMTypeFilterHeader smTypeFilterHeader;
+            final ManageDistUIState manageDistUIState, final TagManagement tagManagement,
+            final EntityFactory entityFactory, final UINotification uiNotification,
+            final SoftwareManagement softwareManagement,
+            final DistributionsViewAcceptCriteria distributionsViewAcceptCriteria) {
+        super(new DistSMTypeFilterHeader(i18n, permChecker, eventBus, manageDistUIState, tagManagement, entityFactory,
+                uiNotification, softwareManagement),
+                new DistSMTypeFilterButtons(eventBus, manageDistUIState, distributionsViewAcceptCriteria,
+                        softwareManagement));
+        this.manageDistUIState = manageDistUIState;
 
-    @Autowired
+        restoreState();
-    private DistSMTypeFilterButtons smTypeFilterButtons;
+        eventBus.subscribe(this);
-
-    @Autowired
-    private DistSMTypeFilterButtonClick smTypeFilterButtonClick;
-
-    @Autowired
-    private ManageDistUIState manageDistUIState;
-
-    /**
-     * Initialize the filter layout.
-     */
-    @PostConstruct
-    public void init() {
-        super.init(smTypeFilterHeader, smTypeFilterButtons, smTypeFilterButtonClick);
-        eventbus.subscribe(this);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final DistributionsUIEvent event) {
         if (event == DistributionsUIEvent.HIDE_SM_FILTER_BY_TYPE) {
             setVisible(false);
@@ -69,22 +56,6 @@ public class DistSMTypeFilterLayout extends AbstractFilterLayout {
         }
     }
 
-    @PreDestroy
-    void destroy() {
-        /*
-         * It's good manners to do this, even though vaadin-spring will
-         * automatically unsubscribe when this UI is garbage collected.
-         */
-        eventbus.unsubscribe(this);
-    }
-
-    /*
-     * (non-Javadoc)
-     * 
-     * @see
-     * org.eclipse.hawkbit.server.ui.common.filterlayout.AbstractFilterLayout#
-     * onLoadIsTypeFilterIsClosed()
-     */
     @Override
     public Boolean onLoadIsTypeFilterIsClosed() {
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/distributions/state/ManageDistUIState.java

@@ -36,11 +36,9 @@ public class ManageDistUIState implements ManagmentEntityState<DistributionSetId
 
     private static final long serialVersionUID = -7569047247017742928L;
 
-    @Autowired
+    private final ManageDistFilters manageDistFilters;
-    private ManageDistFilters manageDistFilters;
 
-    @Autowired
+    private final ManageSoftwareModuleFilters softwareModuleFilters;
-    private ManageSoftwareModuleFilters softwareModuleFilters;
 
     private final Map<DistributionSetIdName, HashSet<SoftwareModuleIdName>> assignedList = new HashMap<>();
 
@@ -76,6 +74,13 @@ public class ManageDistUIState implements ManagmentEntityState<DistributionSetId
 
     private boolean noDataAvailableDist;
 
+    @Autowired
+    ManageDistUIState(final ManageDistFilters manageDistFilters,
+            final ManageSoftwareModuleFilters softwareModuleFilters) {
+        this.manageDistFilters = manageDistFilters;
+        this.softwareModuleFilters = softwareModuleFilters;
+    }
+
     /**
      * @return the manageDistFilters
      */

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/filtermanagement/AutoCompleteTextFieldComponent.java

@@ -25,13 +25,14 @@ import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
 import com.vaadin.server.FontAwesome;
 import com.vaadin.shared.ui.label.ContentMode;
 import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
+import com.vaadin.spring.annotation.UIScope;
 import com.vaadin.ui.AbstractTextField.TextChangeEventMode;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.HorizontalLayout;
@@ -44,33 +45,39 @@ import com.vaadin.ui.UI;
  * suggestions in a suggestion-pop-up window while typing.
  */
 @SpringComponent
-@ViewScope
+@UIScope
 public class AutoCompleteTextFieldComponent extends HorizontalLayout {
 
     private static final long serialVersionUID = 1L;
 
-    @Autowired
+    private final FilterManagementUIState filterManagementUIState;
-    private FilterManagementUIState filterManagementUIState;
+
+    private final transient EventBus.UIEventBus eventBus;
+
+    private final transient RsqlValidationOracle rsqlValidationOracle;
+
+    private final transient Executor executor;
+
+    private final transient List<FilterQueryChangeListener> listeners = new LinkedList<>();
+
+    private Label validationIcon;
+    private TextField queryTextField;
 
     @Autowired
-    private transient EventBus.SessionEventBus eventBus;
+    public AutoCompleteTextFieldComponent(final FilterManagementUIState filterManagementUIState,
-
+            final UIEventBus eventBus, final RsqlValidationOracle rsqlValidationOracle,
-    @Autowired
+            @Qualifier("uiExecutor") final Executor executor) {
-    private transient RsqlValidationOracle rsqlValidationOracle;
+        this.filterManagementUIState = filterManagementUIState;
-
+        this.eventBus = eventBus;
-    @Autowired
+        this.rsqlValidationOracle = rsqlValidationOracle;
-    @Qualifier("uiExecutor")
+        this.executor = executor;
-    private transient Executor executor;
+    }
-
-    private transient List<FilterQueryChangeListener> listeners = new LinkedList<>();
-
-    private final Label validationIcon;
-    private final TextField queryTextField;
 
     /**
      * Constructor.
      */
-    public AutoCompleteTextFieldComponent() {
+    @PostConstruct
+    void init() {
 
         queryTextField = createSearchField();
         validationIcon = createStatusIcon();
@@ -80,13 +87,7 @@ public class AutoCompleteTextFieldComponent extends HorizontalLayout {
         addStyleName("custom-search-layout");
         addComponents(validationIcon, queryTextField);
         setComponentAlignment(validationIcon, Alignment.TOP_CENTER);
-    }
 
-    /**
-     * Called by the spring-framework when this bean has be post-constructed.
-     */
-    @PostConstruct
-    public void postConstruct() {
         eventBus.subscribe(this);
         new TextFieldSuggestionBox(rsqlValidationOracle, this).extend(queryTextField);
     }
@@ -96,7 +97,7 @@ public class AutoCompleteTextFieldComponent extends HorizontalLayout {
         eventBus.unsubscribe(this);
     }
 
-    @EventBusListenerMethod(scope = EventScope.SESSION)
+    @EventBusListenerMethod(scope = EventScope.UI)
     void onEvent(final CustomFilterUIEvent custFUIEvent) {
         if (custFUIEvent == CustomFilterUIEvent.UPDATE_TARGET_FILTER_SEARCH_ICON) {
             validationIcon.setValue(FontAwesome.CHECK_CIRCLE.getHtml());
@@ -222,7 +223,7 @@ public class AutoCompleteTextFieldComponent extends HorizontalLayout {
     class StatusCircledAsync implements Runnable {
         private final UI current;
 
-        public StatusCircledAsync(final UI current) {
+        StatusCircledAsync(final UI current) {
             this.current = current;
         }
 

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/filtermanagement/CreateOrUpdateFilterHeader.java

@@ -10,9 +10,6 @@ package org.eclipse.hawkbit.ui.filtermanagement;
 
 import java.util.Optional;
 
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-
 import org.eclipse.hawkbit.repository.EntityFactory;
 import org.eclipse.hawkbit.repository.SpPermissionChecker;
 import org.eclipse.hawkbit.repository.TargetFilterQueryManagement;
@@ -30,8 +27,8 @@ import org.eclipse.hawkbit.ui.utils.SPUILabelDefinitions;
 import org.eclipse.hawkbit.ui.utils.SPUIStyleDefinitions;
 import org.eclipse.hawkbit.ui.utils.UIComponentIdProvider;
 import org.eclipse.hawkbit.ui.utils.UINotification;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.vaadin.spring.events.EventBus;
+import org.vaadin.spring.events.EventBus.UIEventBus;
 import org.vaadin.spring.events.EventScope;
 import org.vaadin.spring.events.annotation.EventBusListenerMethod;
 
@@ -40,8 +37,6 @@ import com.vaadin.event.FieldEvents.BlurListener;
 import com.vaadin.event.FieldEvents.TextChangeEvent;
 import com.vaadin.event.LayoutEvents.LayoutClickListener;
 import com.vaadin.server.FontAwesome;
-import com.vaadin.spring.annotation.SpringComponent;
-import com.vaadin.spring.annotation.ViewScope;
 import com.vaadin.ui.Alignment;
 import com.vaadin.ui.Button;
 import com.vaadin.ui.Button.ClickEvent;
@@ -56,40 +51,29 @@ import com.vaadin.ui.themes.ValoTheme;
 /**
  * A Vaadin layout for create or update the target filter.
  */
-@SpringComponent
-@ViewScope
 public class CreateOrUpdateFilterHeader extends VerticalLayout implements Button.ClickListener {
 
     private static final long serialVersionUID = 7474232427119031474L;
 
     private static final String BREADCRUMB_CUSTOM_FILTERS = "breadcrumb.target.filter.custom.filters";
 
-    @Autowired
+    private final I18N i18n;
-    private I18N i18n;
 
-    @Autowired
+    private final transient EventBus.UIEventBus eventBus;
-    private transient EventBus.SessionEventBus eventBus;
 
-    @Autowired
+    private final FilterManagementUIState filterManagementUIState;
-    private FilterManagementUIState filterManagementUIState;
 
-    @Autowired
+    private final transient TargetFilterQueryManagement targetFilterQueryManagement;
-    private transient TargetFilterQueryManagement targetFilterQueryManagement;
 
-    @Autowired
+    private final SpPermissionChecker permissionChecker;
-    private SpPermissionChecker permissionChecker;
 
-    @Autowired
+    private final UINotification notification;
-    private UINotification notification;
 
-    @Autowired
+    private final UiProperties uiProperties;
-    private transient UiProperties uiProperties;
 
-    @Autowired
+    private final transient EntityFactory entityFactory;
-    private transient EntityFactory entityFactory;
 
-    @Autowired
+    private final AutoCompleteTextFieldComponent queryTextField;
-    private AutoCompleteTextFieldComponent queryTextField;
 
     private Button breadcrumbButton;
 
@@ -121,11 +105,21 @@ public class CreateOrUpdateFilterHeader extends VerticalLayout implements Button
 
     private LayoutClickListener nameLayoutClickListner;
 
-    /**
+    CreateOrUpdateFilterHeader(final I18N i18n, final UIEventBus eventBus,
-     * Initialize the Campaign Status History Header.
+            final FilterManagementUIState filterManagementUIState,
-     */
+            final TargetFilterQueryManagement targetFilterQueryManagement, final SpPermissionChecker permissionChecker,
-    @PostConstruct
+            final UINotification notification, final UiProperties uiProperties, final EntityFactory entityFactory,
-    public void init() {
+            final AutoCompleteTextFieldComponent queryTextField) {
+        this.i18n = i18n;
+        this.eventBus = eventBus;
+        this.filterManagementUIState = filterManagementUIState;
+        this.targetFilterQueryManagement = targetFilterQueryManagement;
+        this.permissionChecker = permissionChecker;
+        this.notification = notification;
+        this.uiProperties = uiProperties;
+        this.entityFactory = entityFactory;
+        this.queryTextField = queryTextField;
+
         createComponents();
         createListeners();
         buildLayout();
@@ -140,12 +134,7 @@ public class CreateOrUpdateFilterHeader extends VerticalLayout implements Button
         }
     }
 
-    @PreDestroy
+    @EventBusListenerMethod(scope = EventScope.UI)
-    void destroy() {
-        eventBus.unsubscribe(this);
-    }
-
-    @EventBusListenerMethod(scope = EventScope.SESSION)
     void onEvent(final CustomFilterUIEvent custFUIEvent) {
         if (custFUIEvent == CustomFilterUIEvent.TARGET_FILTER_DETAIL_VIEW) {
             populateComponents();