1 files changed, 99 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.ui.compare/src/org/eclipse/emf/cdo/ui/compare/CDOCompareEditorInput.java b/plugins/org.eclipse.emf.cdo.ui.compare/src/org/eclipse/emf/cdo/ui/compare/CDOCompareEditorInput.java
new file mode 100644
index 0000000000..4d4aea290f
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo.ui.compare/src/org/eclipse/emf/cdo/ui/compare/CDOCompareEditorInput.java
@@ -0,0 +1,99 @@
+/*
+ * 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
+ */
+package org.eclipse.emf.cdo.ui.compare;
+
+import org.eclipse.emf.cdo.common.branch.CDOBranchPoint;
+import org.eclipse.emf.cdo.compare.CDOCompareUtil;
+import org.eclipse.emf.cdo.compare.CDOComparison;
+import org.eclipse.emf.cdo.session.CDOSession;
+import org.eclipse.emf.cdo.view.CDOView;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.compare.Comparison;
+import org.eclipse.emf.compare.scope.IComparisonScope;
+import org.eclipse.emf.edit.EMFEditPlugin;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
+
+import org.eclipse.compare.CompareConfiguration;
+import org.eclipse.compare.CompareEditorInput;
+import org.eclipse.compare.CompareUI;
+import org.eclipse.compare.structuremergeviewer.IDiffElement;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.widgets.Composite;
+
+import java.lang.reflect.InvocationTargetException;
+
+/**
+ * A CDO-specific implementation of the compare editor input.
+ *
+ * @author Eike Stepper
+ * @since 4.2
+ */
+@SuppressWarnings("restriction")
+public class CDOCompareEditorInput extends CompareEditorInput
+{
+  private final Comparison comparison;
+
+  private final AdapterFactory adapterFactory;
+
+  protected CDOCompareEditorInput(CompareConfiguration configuration, AdapterFactory adapterFactory)
+  {
+    super(configuration);
+    comparison = (Comparison)configuration
+        .getProperty(org.eclipse.emf.compare.ide.ui.internal.EMFCompareConstants.COMPARE_RESULT);
+    this.adapterFactory = adapterFactory;
+  }
+
+  @Override
+  protected Object prepareInput(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException
+  {
+    return adapterFactory.adapt(comparison, IDiffElement.class);
+  }
+
+  @Override
+  public Viewer createDiffViewer(Composite parent)
+  {
+    return new org.eclipse.emf.compare.ide.ui.internal.structuremergeviewer.EMFCompareStructureMergeViewer(parent,
+        getCompareConfiguration());
+  }
+
+  public static void openCompareDialog(CDOSession session, CDOBranchPoint left, CDOBranchPoint right)
+  {
+    CDOView leftView = session.openView(left);
+    CDOComparison comparison = CDOCompareUtil.compare(leftView, right);
+    IComparisonScope scope = comparison.getScope();
+
+    try
+    {
+      final CompareConfiguration configuration = new CompareConfiguration();
+      configuration.setProperty(org.eclipse.emf.compare.ide.ui.internal.EMFCompareConstants.COMPARE_RESULT, comparison);
+      configuration.setProperty(
+          org.eclipse.emf.compare.ide.ui.internal.EMFCompareConstants.EDITING_DOMAIN,
+          new org.eclipse.emf.compare.ide.ui.internal.util.EMFCompareEditingDomain(comparison, scope.getLeft(), scope
+              .getRight(), scope.getOrigin()));
+
+      ComposedAdapterFactory.Descriptor.Registry registry = EMFEditPlugin.getComposedAdapterFactoryDescriptorRegistry();
+      ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory(registry);
+
+      final CompareEditorInput input = new CDOCompareEditorInput(configuration, adapterFactory);
+      input.setTitle("My own compare dialog");
+
+      configuration.setContainer(input);
+      CompareUI.openCompareDialog(input);
+    }
+    finally
+    {
+      comparison.close();
+      leftView.close();
+    }
+  }
+}