1 files changed, 90 insertions, 0 deletions
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ReplaceWithEditionAction.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ReplaceWithEditionAction.java
new file mode 100644
index 000000000..e62dee7c4
--- /dev/null
+++ b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/ReplaceWithEditionAction.java
@@ -0,0 +1,90 @@
+/*
+ * Licensed Materials - Property of IBM,
+ * WebSphere Studio Workbench
+ * (c) Copyright IBM Corp 2001
+ */
+package org.eclipse.compare.internal;
+
+import java.io.InputStream;
+import java.util.ResourceBundle;
+
+import org.eclipse.swt.widgets.Shell;
+
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.ISelection;
+
+import org.eclipse.core.resources.*;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.ui.IActionDelegate;
+import org.eclipse.compare.*;
+
+
+public class ReplaceWithEditionAction implements IActionDelegate {
+		
+	private static final String ACTION_LABEL= "Replace with Edition";
+	private ISelection fSelection;
+	
+
+	public void run(IAction action) {
+			
+		Object[] s= Utilities.toArray(fSelection);
+		
+		for (int i= 0; i < s.length; i++) {
+			Object o= s[i];
+			if (o instanceof IFile) {
+				replaceFromHistory((IFile)o);
+				continue;
+			}
+			if (o instanceof IAdaptable) {
+				IAdaptable a= (IAdaptable) o;
+				Object adapter= a.getAdapter(IResource.class);
+				if (adapter instanceof IFile)
+					replaceFromHistory((IFile)adapter);
+				continue;
+			}
+		}
+	}
+	
+	public void selectionChanged(IAction a, ISelection s) {
+		fSelection= s;
+	}
+
+	void replaceFromHistory(IFile file) {
+				
+		Shell parent= CompareUIPlugin.getShell();
+
+		IFileState states[]= null;
+		try {
+			states= file.getHistory(null);
+		} catch (CoreException ex) {		
+			MessageDialog.openError(parent, ACTION_LABEL, ex.getMessage());
+			return;
+		}
+		
+		if (states != null && states.length > 0) {
+
+			ITypedElement base= new ResourceNode(file);
+		
+			ITypedElement[] editions= new ITypedElement[states.length];
+			for (int i= 0; i < states.length; i++)
+				editions[i]= new HistoryItem(base, states[i]);
+
+			ResourceBundle bundle= ResourceBundle.getBundle("org.eclipse.compare.internal.ReplaceWithEditionAction");
+			EditionSelectionDialog d= new EditionSelectionDialog(parent, bundle);
+
+			ITypedElement ti= d.selectEdition(base, editions, null);			
+			if (ti instanceof IStreamContentAccessor) {
+				try {
+					InputStream is= ((IStreamContentAccessor)ti).getContents();
+					file.setContents(is, false, true, null);
+				} catch (CoreException ex) {
+					MessageDialog.openError(parent, ACTION_LABEL, ex.getMessage());
+				}
+			}
+		} else
+			MessageDialog.openInformation(parent, ACTION_LABEL, "No local editions available for selected resource.");
+	}
+}
+