1 files changed, 544 insertions, 545 deletions
diff --git a/plugins/org.eclipse.emf.cdo.ui.ide/src/org/eclipse/emf/cdo/ui/ide/RepositoryContentProvider.java b/plugins/org.eclipse.emf.cdo.ui.ide/src/org/eclipse/emf/cdo/ui/ide/RepositoryContentProvider.java
index b8435398fa..9ed47fdc76 100644
--- a/plugins/org.eclipse.emf.cdo.ui.ide/src/org/eclipse/emf/cdo/ui/ide/RepositoryContentProvider.java
+++ b/plugins/org.eclipse.emf.cdo.ui.ide/src/org/eclipse/emf/cdo/ui/ide/RepositoryContentProvider.java
@@ -1,545 +1,544 @@
-/*
- * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- *    Eike Stepper - initial API and implementation
- *    Victor Roldan Betancort - maintenance
- */
-package org.eclipse.emf.cdo.ui.ide;
-
-import org.eclipse.emf.cdo.CDOObject;
-import org.eclipse.emf.cdo.common.branch.CDOBranch;
-import org.eclipse.emf.cdo.common.branch.CDOBranchCreatedEvent;
-import org.eclipse.emf.cdo.eresource.CDOResource;
-import org.eclipse.emf.cdo.internal.ui.editor.CDOEditor;
-import org.eclipse.emf.cdo.team.IRepositoryManager;
-import org.eclipse.emf.cdo.team.IRepositoryProject;
-import org.eclipse.emf.cdo.ui.CDOEditorInput;
-import org.eclipse.emf.cdo.ui.CDOEditorUtil;
-import org.eclipse.emf.cdo.ui.CDOEventHandler;
-import org.eclipse.emf.cdo.ui.ide.CommonNavigatorUtils.MessageType;
-import org.eclipse.emf.cdo.ui.ide.Node.BranchNode;
-import org.eclipse.emf.cdo.ui.ide.Node.PackagesNode;
-import org.eclipse.emf.cdo.ui.ide.Node.ResourcesNode;
-import org.eclipse.emf.cdo.ui.ide.Node.SessionsNode;
-import org.eclipse.emf.cdo.ui.internal.ide.actions.RemoveResourceActionDelegate;
-import org.eclipse.emf.cdo.ui.internal.ide.bundle.OM;
-import org.eclipse.emf.cdo.ui.internal.ide.messages.Messages;
-import org.eclipse.emf.cdo.util.CDOUtil;
-import org.eclipse.emf.cdo.view.CDOView;
-import org.eclipse.emf.cdo.view.CDOViewInvalidationEvent;
-import org.eclipse.emf.cdo.view.CDOViewTargetChangedEvent;
-
-import org.eclipse.emf.internal.cdo.view.CDOStateMachine;
-
-import org.eclipse.net4j.util.container.ContainerEventAdapter;
-import org.eclipse.net4j.util.container.IContainer;
-import org.eclipse.net4j.util.event.IEvent;
-import org.eclipse.net4j.util.event.IListener;
-import org.eclipse.net4j.util.ui.StructuredContentProvider;
-import org.eclipse.net4j.util.ui.UIUtil;
-
-import org.eclipse.emf.common.notify.Notifier;
-import org.eclipse.emf.edit.EMFEditPlugin;
-import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
-import org.eclipse.emf.edit.provider.ComposedAdapterFactory.Descriptor.Registry;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
-import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
-import org.eclipse.emf.spi.cdo.InternalCDOObject;
-
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.resources.IWorkspaceRoot;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IAdaptable;
-import org.eclipse.core.runtime.NullProgressMonitor;
-import org.eclipse.jface.viewers.DoubleClickEvent;
-import org.eclipse.jface.viewers.IDoubleClickListener;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.KeyAdapter;
-import org.eclipse.swt.events.KeyEvent;
-import org.eclipse.ui.IWorkbenchPage;
-import org.eclipse.ui.PartInitException;
-import org.eclipse.ui.PlatformUI;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-/**
- * {@link org.eclipse.jface.viewers.ITreeContentProvider ITreeContentProvider} implementation for the CDO Team
- * integration. Capable of providing containment information for an {@link org.eclipse.core.resources.IProject project}
- * synchronized with a repository. Understands containment information of the {@link org.eclipse.emf.cdo.ui.ide.Node
- * node} abstraction.
- * 
- * @author Eike Stepper
- */
-public class RepositoryContentProvider extends StructuredContentProvider<IWorkspaceRoot> implements
-    ITreeContentProvider
-{
-  private static final Object[] EMPTY = {};
-
-  private ComposedAdapterFactory adapterFactory;
-
-  private Map<IRepositoryProject, RepositoryInfo> infos = new HashMap<IRepositoryProject, RepositoryInfo>();
-
-  private Map<IRepositoryProject, RepositoryCDOEventHandler> eventHandlers = new HashMap<IRepositoryProject, RepositoryCDOEventHandler>();
-
-  private boolean sessionsNodeHidden;
-
-  private boolean packagesNodeHidden;
-
-  private boolean resourcesNodeHidden;
-
-  private IListener repositoryManagerListener = new ContainerEventAdapter<IRepositoryProject>()
-  {
-    @Override
-    protected void onAdded(IContainer<IRepositoryProject> container, IRepositoryProject element)
-    {
-      refreshViewer(element);
-    }
-
-    @Override
-    protected void onRemoved(IContainer<IRepositoryProject> container, IRepositoryProject element)
-    {
-      refreshViewer(element);
-    }
-
-    private void refreshViewer(IRepositoryProject element)
-    {
-      getViewer().refresh(element.getProject());
-    }
-  };
-
-  public RepositoryContentProvider()
-  {
-    adapterFactory = createAdapterFactory();
-    IRepositoryManager.INSTANCE.addListener(repositoryManagerListener);
-  }
-
-  @Override
-  public void dispose()
-  {
-    IRepositoryManager.INSTANCE.removeListener(repositoryManagerListener);
-    adapterFactory.dispose();
-    super.dispose();
-  }
-
-  public boolean isSessionsNodeHidden()
-  {
-    return sessionsNodeHidden;
-  }
-
-  public void setSessionsNodeHidden(boolean sessionNodesHidden)
-  {
-    sessionsNodeHidden = sessionNodesHidden;
-  }
-
-  public boolean isPackagesNodeHidden()
-  {
-    return packagesNodeHidden;
-  }
-
-  public void setPackagesNodeHidden(boolean packageNodesHidden)
-  {
-    packagesNodeHidden = packageNodesHidden;
-  }
-
-  public boolean isResourcesNodeHidden()
-  {
-    return resourcesNodeHidden;
-  }
-
-  public void setResourcesNodeHidden(boolean resourceNodesHidden)
-  {
-    resourcesNodeHidden = resourceNodesHidden;
-  }
-
-  public Object[] getChildren(Object parentElement)
-  {
-    try
-    {
-      return doGetChildren(parentElement);
-    }
-    catch (Exception e)
-    {
-      OM.LOG.error(e);
-      return CommonNavigatorUtils.createMessageProviderChild(Messages.getString("RepositoryContentProvider_0"), //$NON-NLS-1$
-          MessageType.ERROR);
-    }
-  }
-
-  private Object[] doGetChildren(Object parentElement)
-  {
-    if (parentElement instanceof IProject)
-    {
-      IProject project = (IProject)parentElement;
-      IRepositoryProject repositoryProject = IRepositoryManager.INSTANCE.getElement(project);
-      if (repositoryProject != null)
-      {
-        return getChildren(repositoryProject);
-      }
-    }
-
-    if (parentElement instanceof Node)
-    {
-      Node node = (Node)parentElement;
-      return node.getChildren();
-    }
-
-    if (parentElement instanceof Notifier)
-    {
-      Notifier notifier = (Notifier)parentElement;
-      ITreeItemContentProvider adapter = (ITreeItemContentProvider)adapterFactory.adapt(notifier,
-          ITreeItemContentProvider.class);
-      if (adapter != null)
-      {
-        return adapter.getChildren(notifier).toArray();
-      }
-    }
-
-    return EMPTY;
-  }
-
-  public Object[] getElements(Object parentElement)
-  {
-    return getChildren(parentElement);
-  }
-
-  public Object getParent(Object element)
-  {
-    if (element instanceof Node)
-    {
-      Node node = (Node)element;
-      return node.getParent();
-    }
-
-    if (element instanceof Notifier)
-    {
-      Notifier notifier = (Notifier)element;
-      ITreeItemContentProvider adapter = (ITreeItemContentProvider)adapterFactory.adapt(notifier,
-          ITreeItemContentProvider.class);
-      if (adapter != null)
-      {
-        return adapter.getParent(notifier);
-      }
-    }
-
-    return null;
-  }
-
-  private Object[] getChildren(IRepositoryProject repositoryProject)
-  {
-    List<Object> children = new ArrayList<Object>();
-    RepositoryInfo info = getRepositoryInfo(repositoryProject);
-
-    children.add(info.getMainBranch());
-
-    // First try virtual parent nodes
-    if (!isPackagesNodeHidden())
-    {
-      children.add(info.getPackages());
-    }
-
-    if (!isResourcesNodeHidden())
-    {
-      children.add(info.getResources());
-    }
-
-    if (!isSessionsNodeHidden())
-    {
-      children.add(info.getSessions());
-    }
-
-    // Then try flattened sub nodes
-    if (isPackagesNodeHidden())
-    {
-      addChildren(children, info.getPackages());
-    }
-
-    if (isResourcesNodeHidden())
-    {
-      addChildren(children, info.getResources());
-    }
-
-    if (isSessionsNodeHidden())
-    {
-      addChildren(children, info.getSessions());
-    }
-
-    return children.toArray(new Object[children.size()]);
-  }
-
-  private void addChildren(List<Object> result, Node node)
-  {
-    Object[] children = node.getChildren();
-    for (Object child : children)
-    {
-      result.add(child);
-    }
-  }
-
-  private RepositoryInfo getRepositoryInfo(IRepositoryProject repositoryProject)
-  {
-    RepositoryInfo info = infos.get(repositoryProject);
-    if (info == null)
-    {
-      info = new RepositoryInfo(repositoryProject);
-      infos.put(repositoryProject, info);
-
-      wireUpViewerRefresher(repositoryProject, info);
-      prepareViewerEventHandlers();
-
-      // TODO Get rid of info mappings that are no longer needed (lifecycle or weakref)
-    }
-
-    return info;
-  }
-
-  private void prepareViewerEventHandlers()
-  {
-    // Mouse double-click
-    getViewer().addDoubleClickListener(new MouseListener());
-
-    // Keyboard actions
-    getViewer().getControl().addKeyListener(new CDONavigatorKeyListener());
-  }
-
-  private void wireUpViewerRefresher(IRepositoryProject repositoryProject, RepositoryInfo info)
-  {
-    // Handles invalidated objects
-    eventHandlers.put(repositoryProject, new RepositoryCDOEventHandler(info.getResources(),
-        repositoryProject.getView(), (TreeViewer)getViewer()));
-
-    repositoryProject.getView().getBranch().getBranchManager().addListener(new IListener()
-    {
-      public void notifyEvent(IEvent event)
-      {
-        if (event instanceof CDOBranchCreatedEvent)
-        {
-          refreshViewer(true);
-        }
-      }
-    });
-
-    repositoryProject.getView().addListener(new IListener()
-    {
-      public void notifyEvent(IEvent event)
-      {
-        if (event instanceof CDOViewInvalidationEvent || event instanceof CDOViewTargetChangedEvent)
-        {
-          refreshViewer(true);
-        }
-      }
-    });
-  }
-
-  public static ComposedAdapterFactory createAdapterFactory()
-  {
-    Registry registry = EMFEditPlugin.getComposedAdapterFactoryDescriptorRegistry();
-    ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory(registry);
-    adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());
-    return adapterFactory;
-  }
-
-  /**
-   * @author Victor Roldan Betancort
-   */
-  private final class RepositoryCDOEventHandler extends CDOEventHandler
-  {
-    private Node resourcesNode;
-
-    public RepositoryCDOEventHandler(Node resourcesNode, CDOView view, TreeViewer treeViewer)
-    {
-      super(view, treeViewer);
-      this.resourcesNode = resourcesNode;
-    }
-
-    @Override
-    protected void objectInvalidated(InternalCDOObject cdoObject)
-    {
-      if (CDOUtil.isLegacyObject(cdoObject))
-      {
-        CDOStateMachine.INSTANCE.read(cdoObject);
-      }
-
-      if (cdoObject instanceof CDOResource)
-      {
-        if (((CDOResource)cdoObject).isRoot())
-        {
-          refreshViewer(true);
-          return;
-        }
-      }
-
-      refreshElement(cdoObject, true);
-    }
-
-    @Override
-    protected void viewInvalidated(Set<? extends CDOObject> dirtyObjects)
-    {
-      // Necessary when the parent of the dirtyObject is ResourcesNode
-      // (since viewer.getInput() is IWorkspaceRoot)
-      for (CDOObject cdoObject : dirtyObjects)
-      {
-        if (cdoObject instanceof CDOResource)
-        {
-          if (((CDOResource)cdoObject).isRoot())
-          {
-            refreshElement(resourcesNode, true);
-            return;
-          }
-        }
-      }
-
-      super.viewInvalidated(dirtyObjects);
-    }
-
-    @Override
-    protected void viewConflict(final CDOObject conflictingObject, boolean firstConflict)
-    {
-      refreshElement(conflictingObject, true);
-    }
-
-    @Override
-    protected void viewClosed()
-    {
-      // TODO what should we do here? CDOObjects become disconnected, exceptions could arise everywhere
-      // Temporary closing the project.
-
-      try
-      {
-        // View gets on shutdown, but we shouldn't close the project
-        if (PlatformUI.isWorkbenchRunning())
-        {
-          resourcesNode.getRepositoryProject().getProject().close(new NullProgressMonitor());
-        }
-      }
-      catch (CoreException ex)
-      {
-        OM.LOG.error(ex);
-      }
-    }
-
-    @Override
-    protected void viewDirtyStateChanged()
-    {
-    }
-  }
-
-  /**
-   * @author Eike Stepper
-   */
-  private static final class RepositoryInfo
-  {
-    private BranchNode mainBranch;
-
-    private PackagesNode packages;
-
-    private ResourcesNode resources;
-
-    private SessionsNode sessions;
-
-    public RepositoryInfo(IRepositoryProject repositoryProject)
-    {
-      CDOBranch main = repositoryProject.getView().getSession().getBranchManager().getMainBranch();
-      mainBranch = new BranchNode(repositoryProject, main);
-      packages = new PackagesNode(repositoryProject);
-      resources = new ResourcesNode(repositoryProject);
-      sessions = new SessionsNode(repositoryProject);
-    }
-
-    public BranchNode getMainBranch()
-    {
-      return mainBranch;
-    }
-
-    public PackagesNode getPackages()
-    {
-      return packages;
-    }
-
-    public ResourcesNode getResources()
-    {
-      return resources;
-    }
-
-    public SessionsNode getSessions()
-    {
-      return sessions;
-    }
-  }
-
-  /**
-   * @author Victor Roldan Betancort
-   */
-  private static final class MouseListener implements IDoubleClickListener
-  {
-    public MouseListener()
-    {
-    }
-
-    public void doubleClick(DoubleClickEvent event)
-    {
-      Object selection = UIUtil.getElement(event.getSelection());
-      if (selection instanceof CDOResource)
-      {
-        IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
-        CDOView view = ((CDOResource)selection).cdoView().getSession().openTransaction();
-
-        try
-        {
-          CDOEditorInput editorInput = CDOEditorUtil.createCDOEditorInput(view, ((CDOResource)selection).getPath(),
-              true);
-          page.openEditor(editorInput, CDOEditor.EDITOR_ID);
-        }
-        catch (PartInitException ex)
-        {
-          OM.LOG.error(ex);
-        }
-      }
-      if (selection instanceof IAdaptable)
-      {
-        Runnable runnable = (Runnable)((IAdaptable)selection).getAdapter(Runnable.class);
-        if (runnable != null)
-        {
-          UIUtil.getDisplay().asyncExec(runnable);
-        }
-      }
-    }
-  }
-
-  public boolean hasChildren(Object parentElement)
-  {
-    Object[] children = getChildren(parentElement);
-    return children != null && children.length != 0;
-  }
-
-  /**
-   * @author Victor Roldan Betancort
-   */
-  private final class CDONavigatorKeyListener extends KeyAdapter
-  {
-    public CDONavigatorKeyListener()
-    {
-    }
-
-    @Override
-    public void keyPressed(KeyEvent e)
-    {
-      if (e.keyCode == SWT.DEL)
-      {
-        RemoveResourceActionDelegate action = new RemoveResourceActionDelegate();
-        action.selectionChanged(null, getViewer().getSelection());
-        action.run(null);
-      }
-    }
-  }
-}
+/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ *    Victor Roldan Betancort - maintenance
+ */
+package org.eclipse.emf.cdo.ui.ide;
+
+import org.eclipse.emf.cdo.CDOObject;
+import org.eclipse.emf.cdo.common.branch.CDOBranch;
+import org.eclipse.emf.cdo.common.branch.CDOBranchCreatedEvent;
+import org.eclipse.emf.cdo.eresource.CDOResource;
+import org.eclipse.emf.cdo.team.IRepositoryManager;
+import org.eclipse.emf.cdo.team.IRepositoryProject;
+import org.eclipse.emf.cdo.ui.CDOEditorInput;
+import org.eclipse.emf.cdo.ui.CDOEditorUtil;
+import org.eclipse.emf.cdo.ui.CDOEventHandler;
+import org.eclipse.emf.cdo.ui.ide.CommonNavigatorUtils.MessageType;
+import org.eclipse.emf.cdo.ui.ide.Node.BranchNode;
+import org.eclipse.emf.cdo.ui.ide.Node.PackagesNode;
+import org.eclipse.emf.cdo.ui.ide.Node.ResourcesNode;
+import org.eclipse.emf.cdo.ui.ide.Node.SessionsNode;
+import org.eclipse.emf.cdo.ui.internal.ide.actions.RemoveResourceActionDelegate;
+import org.eclipse.emf.cdo.ui.internal.ide.bundle.OM;
+import org.eclipse.emf.cdo.ui.internal.ide.messages.Messages;
+import org.eclipse.emf.cdo.util.CDOUtil;
+import org.eclipse.emf.cdo.view.CDOView;
+import org.eclipse.emf.cdo.view.CDOViewInvalidationEvent;
+import org.eclipse.emf.cdo.view.CDOViewTargetChangedEvent;
+
+import org.eclipse.emf.internal.cdo.view.CDOStateMachine;
+
+import org.eclipse.net4j.util.container.ContainerEventAdapter;
+import org.eclipse.net4j.util.container.IContainer;
+import org.eclipse.net4j.util.event.IEvent;
+import org.eclipse.net4j.util.event.IListener;
+import org.eclipse.net4j.util.ui.StructuredContentProvider;
+import org.eclipse.net4j.util.ui.UIUtil;
+
+import org.eclipse.emf.common.notify.Notifier;
+import org.eclipse.emf.edit.EMFEditPlugin;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory.Descriptor.Registry;
+import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
+import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
+import org.eclipse.emf.spi.cdo.InternalCDOObject;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IWorkspaceRoot;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.jface.viewers.DoubleClickEvent;
+import org.eclipse.jface.viewers.IDoubleClickListener;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.KeyAdapter;
+import org.eclipse.swt.events.KeyEvent;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.PlatformUI;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * {@link org.eclipse.jface.viewers.ITreeContentProvider ITreeContentProvider} implementation for the CDO Team
+ * integration. Capable of providing containment information for an {@link org.eclipse.core.resources.IProject project}
+ * synchronized with a repository. Understands containment information of the {@link org.eclipse.emf.cdo.ui.ide.Node
+ * node} abstraction.
+ *
+ * @author Eike Stepper
+ */
+public class RepositoryContentProvider extends StructuredContentProvider<IWorkspaceRoot> implements
+    ITreeContentProvider
+{
+  private static final Object[] EMPTY = {};
+
+  private ComposedAdapterFactory adapterFactory;
+
+  private Map<IRepositoryProject, RepositoryInfo> infos = new HashMap<IRepositoryProject, RepositoryInfo>();
+
+  private Map<IRepositoryProject, RepositoryCDOEventHandler> eventHandlers = new HashMap<IRepositoryProject, RepositoryCDOEventHandler>();
+
+  private boolean sessionsNodeHidden;
+
+  private boolean packagesNodeHidden;
+
+  private boolean resourcesNodeHidden;
+
+  private IListener repositoryManagerListener = new ContainerEventAdapter<IRepositoryProject>()
+  {
+    @Override
+    protected void onAdded(IContainer<IRepositoryProject> container, IRepositoryProject element)
+    {
+      refreshViewer(element);
+    }
+
+    @Override
+    protected void onRemoved(IContainer<IRepositoryProject> container, IRepositoryProject element)
+    {
+      refreshViewer(element);
+    }
+
+    private void refreshViewer(IRepositoryProject element)
+    {
+      getViewer().refresh(element.getProject());
+    }
+  };
+
+  public RepositoryContentProvider()
+  {
+    adapterFactory = createAdapterFactory();
+    IRepositoryManager.INSTANCE.addListener(repositoryManagerListener);
+  }
+
+  @Override
+  public void dispose()
+  {
+    IRepositoryManager.INSTANCE.removeListener(repositoryManagerListener);
+    adapterFactory.dispose();
+    super.dispose();
+  }
+
+  public boolean isSessionsNodeHidden()
+  {
+    return sessionsNodeHidden;
+  }
+
+  public void setSessionsNodeHidden(boolean sessionNodesHidden)
+  {
+    sessionsNodeHidden = sessionNodesHidden;
+  }
+
+  public boolean isPackagesNodeHidden()
+  {
+    return packagesNodeHidden;
+  }
+
+  public void setPackagesNodeHidden(boolean packageNodesHidden)
+  {
+    packagesNodeHidden = packageNodesHidden;
+  }
+
+  public boolean isResourcesNodeHidden()
+  {
+    return resourcesNodeHidden;
+  }
+
+  public void setResourcesNodeHidden(boolean resourceNodesHidden)
+  {
+    resourcesNodeHidden = resourceNodesHidden;
+  }
+
+  public Object[] getChildren(Object parentElement)
+  {
+    try
+    {
+      return doGetChildren(parentElement);
+    }
+    catch (Exception e)
+    {
+      OM.LOG.error(e);
+      return CommonNavigatorUtils.createMessageProviderChild(Messages.getString("RepositoryContentProvider_0"), //$NON-NLS-1$
+          MessageType.ERROR);
+    }
+  }
+
+  private Object[] doGetChildren(Object parentElement)
+  {
+    if (parentElement instanceof IProject)
+    {
+      IProject project = (IProject)parentElement;
+      IRepositoryProject repositoryProject = IRepositoryManager.INSTANCE.getElement(project);
+      if (repositoryProject != null)
+      {
+        return getChildren(repositoryProject);
+      }
+    }
+
+    if (parentElement instanceof Node)
+    {
+      Node node = (Node)parentElement;
+      return node.getChildren();
+    }
+
+    if (parentElement instanceof Notifier)
+    {
+      Notifier notifier = (Notifier)parentElement;
+      ITreeItemContentProvider adapter = (ITreeItemContentProvider)adapterFactory.adapt(notifier,
+          ITreeItemContentProvider.class);
+      if (adapter != null)
+      {
+        return adapter.getChildren(notifier).toArray();
+      }
+    }
+
+    return EMPTY;
+  }
+
+  public Object[] getElements(Object parentElement)
+  {
+    return getChildren(parentElement);
+  }
+
+  public Object getParent(Object element)
+  {
+    if (element instanceof Node)
+    {
+      Node node = (Node)element;
+      return node.getParent();
+    }
+
+    if (element instanceof Notifier)
+    {
+      Notifier notifier = (Notifier)element;
+      ITreeItemContentProvider adapter = (ITreeItemContentProvider)adapterFactory.adapt(notifier,
+          ITreeItemContentProvider.class);
+      if (adapter != null)
+      {
+        return adapter.getParent(notifier);
+      }
+    }
+
+    return null;
+  }
+
+  private Object[] getChildren(IRepositoryProject repositoryProject)
+  {
+    List<Object> children = new ArrayList<Object>();
+    RepositoryInfo info = getRepositoryInfo(repositoryProject);
+
+    children.add(info.getMainBranch());
+
+    // First try virtual parent nodes
+    if (!isPackagesNodeHidden())
+    {
+      children.add(info.getPackages());
+    }
+
+    if (!isResourcesNodeHidden())
+    {
+      children.add(info.getResources());
+    }
+
+    if (!isSessionsNodeHidden())
+    {
+      children.add(info.getSessions());
+    }
+
+    // Then try flattened sub nodes
+    if (isPackagesNodeHidden())
+    {
+      addChildren(children, info.getPackages());
+    }
+
+    if (isResourcesNodeHidden())
+    {
+      addChildren(children, info.getResources());
+    }
+
+    if (isSessionsNodeHidden())
+    {
+      addChildren(children, info.getSessions());
+    }
+
+    return children.toArray(new Object[children.size()]);
+  }
+
+  private void addChildren(List<Object> result, Node node)
+  {
+    Object[] children = node.getChildren();
+    for (Object child : children)
+    {
+      result.add(child);
+    }
+  }
+
+  private RepositoryInfo getRepositoryInfo(IRepositoryProject repositoryProject)
+  {
+    RepositoryInfo info = infos.get(repositoryProject);
+    if (info == null)
+    {
+      info = new RepositoryInfo(repositoryProject);
+      infos.put(repositoryProject, info);
+
+      wireUpViewerRefresher(repositoryProject, info);
+      prepareViewerEventHandlers();
+
+      // TODO Get rid of info mappings that are no longer needed (lifecycle or weakref)
+    }
+
+    return info;
+  }
+
+  private void prepareViewerEventHandlers()
+  {
+    // Mouse double-click
+    getViewer().addDoubleClickListener(new MouseListener());
+
+    // Keyboard actions
+    getViewer().getControl().addKeyListener(new CDONavigatorKeyListener());
+  }
+
+  private void wireUpViewerRefresher(IRepositoryProject repositoryProject, RepositoryInfo info)
+  {
+    // Handles invalidated objects
+    eventHandlers.put(repositoryProject, new RepositoryCDOEventHandler(info.getResources(),
+        repositoryProject.getView(), (TreeViewer)getViewer()));
+
+    repositoryProject.getView().getBranch().getBranchManager().addListener(new IListener()
+    {
+      public void notifyEvent(IEvent event)
+      {
+        if (event instanceof CDOBranchCreatedEvent)
+        {
+          refreshViewer(true);
+        }
+      }
+    });
+
+    repositoryProject.getView().addListener(new IListener()
+    {
+      public void notifyEvent(IEvent event)
+      {
+        if (event instanceof CDOViewInvalidationEvent || event instanceof CDOViewTargetChangedEvent)
+        {
+          refreshViewer(true);
+        }
+      }
+    });
+  }
+
+  public static ComposedAdapterFactory createAdapterFactory()
+  {
+    Registry registry = EMFEditPlugin.getComposedAdapterFactoryDescriptorRegistry();
+    ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory(registry);
+    adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());
+    return adapterFactory;
+  }
+
+  /**
+   * @author Victor Roldan Betancort
+   */
+  private final class RepositoryCDOEventHandler extends CDOEventHandler
+  {
+    private Node resourcesNode;
+
+    public RepositoryCDOEventHandler(Node resourcesNode, CDOView view, TreeViewer treeViewer)
+    {
+      super(view, treeViewer);
+      this.resourcesNode = resourcesNode;
+    }
+
+    @Override
+    protected void objectInvalidated(InternalCDOObject cdoObject)
+    {
+      if (CDOUtil.isLegacyObject(cdoObject))
+      {
+        CDOStateMachine.INSTANCE.read(cdoObject);
+      }
+
+      if (cdoObject instanceof CDOResource)
+      {
+        if (((CDOResource)cdoObject).isRoot())
+        {
+          refreshViewer(true);
+          return;
+        }
+      }
+
+      refreshElement(cdoObject, true);
+    }
+
+    @Override
+    protected void viewInvalidated(Set<? extends CDOObject> dirtyObjects)
+    {
+      // Necessary when the parent of the dirtyObject is ResourcesNode
+      // (since viewer.getInput() is IWorkspaceRoot)
+      for (CDOObject cdoObject : dirtyObjects)
+      {
+        if (cdoObject instanceof CDOResource)
+        {
+          if (((CDOResource)cdoObject).isRoot())
+          {
+            refreshElement(resourcesNode, true);
+            return;
+          }
+        }
+      }
+
+      super.viewInvalidated(dirtyObjects);
+    }
+
+    @Override
+    protected void viewConflict(final CDOObject conflictingObject, boolean firstConflict)
+    {
+      refreshElement(conflictingObject, true);
+    }
+
+    @Override
+    protected void viewClosed()
+    {
+      // TODO what should we do here? CDOObjects become disconnected, exceptions could arise everywhere
+      // Temporary closing the project.
+
+      try
+      {
+        // View gets on shutdown, but we shouldn't close the project
+        if (PlatformUI.isWorkbenchRunning())
+        {
+          resourcesNode.getRepositoryProject().getProject().close(new NullProgressMonitor());
+        }
+      }
+      catch (CoreException ex)
+      {
+        OM.LOG.error(ex);
+      }
+    }
+
+    @Override
+    protected void viewDirtyStateChanged()
+    {
+    }
+  }
+
+  /**
+   * @author Eike Stepper
+   */
+  private static final class RepositoryInfo
+  {
+    private BranchNode mainBranch;
+
+    private PackagesNode packages;
+
+    private ResourcesNode resources;
+
+    private SessionsNode sessions;
+
+    public RepositoryInfo(IRepositoryProject repositoryProject)
+    {
+      CDOBranch main = repositoryProject.getView().getSession().getBranchManager().getMainBranch();
+      mainBranch = new BranchNode(repositoryProject, main);
+      packages = new PackagesNode(repositoryProject);
+      resources = new ResourcesNode(repositoryProject);
+      sessions = new SessionsNode(repositoryProject);
+    }
+
+    public BranchNode getMainBranch()
+    {
+      return mainBranch;
+    }
+
+    public PackagesNode getPackages()
+    {
+      return packages;
+    }
+
+    public ResourcesNode getResources()
+    {
+      return resources;
+    }
+
+    public SessionsNode getSessions()
+    {
+      return sessions;
+    }
+  }
+
+  /**
+   * @author Victor Roldan Betancort
+   */
+  private static final class MouseListener implements IDoubleClickListener
+  {
+    public MouseListener()
+    {
+    }
+
+    public void doubleClick(DoubleClickEvent event)
+    {
+      Object selection = UIUtil.getElement(event.getSelection());
+      if (selection instanceof CDOResource)
+      {
+        IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
+        CDOView view = ((CDOResource)selection).cdoView().getSession().openTransaction();
+
+        try
+        {
+          CDOEditorInput editorInput = CDOEditorUtil.createCDOEditorInput(view, ((CDOResource)selection).getPath(),
+              true);
+          page.openEditor(editorInput, CDOEditorUtil.getEditorID());
+        }
+        catch (PartInitException ex)
+        {
+          OM.LOG.error(ex);
+        }
+      }
+      if (selection instanceof IAdaptable)
+      {
+        Runnable runnable = (Runnable)((IAdaptable)selection).getAdapter(Runnable.class);
+        if (runnable != null)
+        {
+          UIUtil.getDisplay().asyncExec(runnable);
+        }
+      }
+    }
+  }
+
+  public boolean hasChildren(Object parentElement)
+  {
+    Object[] children = getChildren(parentElement);
+    return children != null && children.length != 0;
+  }
+
+  /**
+   * @author Victor Roldan Betancort
+   */
+  private final class CDONavigatorKeyListener extends KeyAdapter
+  {
+    public CDONavigatorKeyListener()
+    {
+    }
+
+    @Override
+    public void keyPressed(KeyEvent e)
+    {
+      if (e.keyCode == SWT.DEL)
+      {
+        RemoveResourceActionDelegate action = new RemoveResourceActionDelegate();
+        action.selectionChanged(null, getViewer().getSelection());
+        action.run(null);
+      }
+    }
+  }
+}