[577300] Optimize CDOLockState caching

https://bugs.eclipse.org/bugs/show_bug.cgi?id=577300

1 files changed, 0 insertions, 261 deletions

diff --git a/plugins/org.eclipse.emf.cdo.ui/src/org/eclipse/emf/cdo/internal/ui/views/CDOLockStatesView.java b/plugins/org.eclipse.emf.cdo.ui/src/org/eclipse/emf/cdo/internal/ui/views/CDOLockStatesView.java
deleted file mode 100644
index 81be619f1e..0000000000
--- a/plugins/org.eclipse.emf.cdo.ui/src/org/eclipse/emf/cdo/internal/ui/views/CDOLockStatesView.java
+++ /dev/null
@@ -1,261 +0,0 @@
-/*
- * Copyright (c) 2021 Eike Stepper (Loehne, 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
- */
-package org.eclipse.emf.cdo.internal.ui.views;
-
-import org.eclipse.emf.cdo.CDOElement;
-import org.eclipse.emf.cdo.CDOObject;
-import org.eclipse.emf.cdo.common.lock.CDOLockState;
-import org.eclipse.emf.cdo.common.revision.CDORevision;
-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.internal.cdo.view.CDOViewImpl;
-import org.eclipse.emf.internal.cdo.view.CDOViewImpl.LockStatesChangedEvent;
-
-import org.eclipse.net4j.util.AdapterUtil;
-import org.eclipse.net4j.util.HexUtil;
-import org.eclipse.net4j.util.StringUtil;
-import org.eclipse.net4j.util.event.IEvent;
-import org.eclipse.net4j.util.lifecycle.ILifecycleEvent;
-import org.eclipse.net4j.util.lifecycle.ILifecycleEvent.Kind;
-import org.eclipse.net4j.util.ui.StructuredContentProvider;
-import org.eclipse.net4j.util.ui.UIUtil;
-import org.eclipse.net4j.util.ui.actions.SafeAction;
-import org.eclipse.net4j.util.ui.views.ContainerView;
-import org.eclipse.net4j.util.ui.views.ItemProvider;
-
-import org.eclipse.emf.common.notify.Notifier;
-
-import org.eclipse.jface.action.IToolBarManager;
-import org.eclipse.jface.layout.TableColumnLayout;
-import org.eclipse.jface.viewers.ColumnLabelProvider;
-import org.eclipse.jface.viewers.ColumnWeightData;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.jface.viewers.TableViewer;
-import org.eclipse.jface.viewers.TableViewerColumn;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.TableColumn;
-import org.eclipse.ui.IActionBars;
-import org.eclipse.ui.ISelectionListener;
-import org.eclipse.ui.IViewSite;
-import org.eclipse.ui.IWorkbenchPage;
-import org.eclipse.ui.IWorkbenchPart;
-import org.eclipse.ui.part.ViewPart;
-
-import java.util.Arrays;
-import java.util.Comparator;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.Set;
-
-/**
- * @author Eike Stepper
- */
-public class CDOLockStatesView extends ViewPart implements ISelectionListener
-{
-  public static final String ID = "org.eclipse.emf.cdo.ui.CDOLockStatesView"; //$NON-NLS-1$
-
-  private TableViewer viewer;
-
-  public CDOLockStatesView()
-  {
-  }
-
-  @Override
-  public void createPartControl(Composite parent)
-  {
-    TableColumnLayout tableLayout = new TableColumnLayout();
-
-    Composite tableComposite = new Composite(parent, SWT.NONE);
-    tableComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
-    tableComposite.setLayout(tableLayout);
-
-    viewer = new TableViewer(tableComposite, SWT.SINGLE | SWT.FULL_SELECTION | SWT.H_SCROLL | SWT.V_SCROLL);
-    viewer.setContentProvider(new ContentProvider());
-
-    TableViewerColumn objectViewerColumn = new TableViewerColumn(viewer, SWT.NONE);
-    TableColumn objectColumn = objectViewerColumn.getColumn();
-    objectColumn.setText("Object");
-    tableLayout.setColumnData(objectColumn, new ColumnWeightData(20, 100, true));
-    objectViewerColumn.setLabelProvider(new ColumnLabelProvider()
-    {
-      @Override
-      public String getText(Object element)
-      {
-        @SuppressWarnings("unchecked")
-        CDOObject object = ((Map.Entry<CDOObject, CDOLockState>)element).getKey();
-        CDORevision revision = object.cdoRevision(false);
-        if (revision != null)
-        {
-          return StringUtil.safe(revision);
-        }
-
-        return StringUtil.safe(object);
-      }
-    });
-
-    TableViewerColumn lockStateViewerColumn = new TableViewerColumn(viewer, SWT.NONE);
-    TableColumn lockStateColumn = lockStateViewerColumn.getColumn();
-    lockStateColumn.setText("Lock State");
-    tableLayout.setColumnData(lockStateColumn, new ColumnWeightData(80, 150, true));
-    lockStateViewerColumn.setLabelProvider(new ColumnLabelProvider()
-    {
-      @Override
-      public String getText(Object element)
-      {
-        @SuppressWarnings("unchecked")
-        CDOLockState lockState = ((Map.Entry<CDOObject, CDOLockState>)element).getValue();
-        int XXX;
-        return StringUtil.safe(lockState) + "@" + HexUtil.identityHashCode(lockState);
-      }
-    });
-
-    IViewSite site = getViewSite();
-    site.setSelectionProvider(viewer);
-
-    IWorkbenchPage page = site.getPage();
-    selectionChanged(null, page.getSelection());
-    page.addSelectionListener(this);
-
-    IActionBars bars = site.getActionBars();
-    IToolBarManager toolBarManager = bars.getToolBarManager();
-    toolBarManager.add(new SafeAction("Refresh", ContainerView.getRefreshImageDescriptor())
-    {
-      @Override
-      protected void safeRun() throws Exception
-      {
-        viewer.refresh();
-      }
-    });
-  }
-
-  @Override
-  public void dispose()
-  {
-    getSite().getPage().removeSelectionListener(this);
-    super.dispose();
-  }
-
-  @Override
-  public void setFocus()
-  {
-    viewer.getControl().setFocus();
-  }
-
-  @Override
-  public void selectionChanged(IWorkbenchPart part, ISelection selection)
-  {
-    CDOViewImpl view = getView(selection);
-    if (view != null && view.isActive())
-    {
-      viewer.setInput(view);
-    }
-  }
-
-  private CDOViewImpl getView(ISelection selection)
-  {
-    if (selection instanceof IStructuredSelection)
-    {
-      IStructuredSelection ssel = (IStructuredSelection)selection;
-      for (Iterator<?> it = ssel.iterator(); it.hasNext();)
-      {
-        Object element = it.next();
-        if (element instanceof CDOElement)
-        {
-          element = ((CDOElement)element).getDelegate();
-        }
-
-        if (element instanceof Notifier)
-        {
-          Notifier notifier = (Notifier)element;
-
-          CDOView view = CDOUtil.getView(notifier);
-          if (view instanceof CDOViewImpl)
-          {
-            return (CDOViewImpl)view;
-          }
-        }
-
-        CDOView view = AdapterUtil.adapt(element, CDOView.class);
-        if (view instanceof CDOViewImpl)
-        {
-          return (CDOViewImpl)view;
-        }
-      }
-    }
-
-    return null;
-  }
-
-  /**
-   * @author Eike Stepper
-   */
-  public class ContentProvider extends StructuredContentProvider<CDOViewImpl>
-  {
-    public ContentProvider()
-    {
-    }
-
-    @Override
-    protected void connectInput(CDOViewImpl view)
-    {
-      view.addListener(this);
-    }
-
-    @Override
-    protected void disconnectInput(CDOViewImpl view)
-    {
-      view.removeListener(this);
-    }
-
-    @Override
-    public void notifyEvent(IEvent event)
-    {
-      if (event instanceof ILifecycleEvent)
-      {
-        ILifecycleEvent e = (ILifecycleEvent)event;
-        if (e.getKind() == Kind.DEACTIVATED)
-        {
-          UIUtil.asyncExec(() -> getViewer().setInput(null));
-        }
-      }
-      else if (event instanceof CDOViewInvalidationEvent)
-      {
-        refreshViewer(true);
-      }
-      else if (event instanceof LockStatesChangedEvent)
-      {
-        refreshViewer(true);
-      }
-    }
-
-    @Override
-    public Object[] getElements(Object inputElement)
-    {
-      CDOViewImpl view = getInput();
-      if (view == null)
-      {
-        return ItemProvider.NO_ELEMENTS;
-      }
-
-      Set<Map.Entry<CDOObject, CDOLockState>> entrySet = view.getLockStates().entrySet();
-
-      @SuppressWarnings("unchecked")
-      Map.Entry<CDOObject, CDOLockState>[] elements = entrySet.toArray(new Map.Entry[entrySet.size()]);
-      Arrays.sort(elements, Comparator.comparing(Map.Entry::getKey, Comparator.comparing(CDOObject::cdoID)));
-      return elements;
-    }
-  }
-}