From 69fb14ec1b90a84205fec49ea06425525e8745ab Mon Sep 17 00:00:00 2001
From: Andre Weinand
Date: Sun, 7 Nov 2004 22:08:01 +0000
Subject: first half of fix for #77599

---
 .../org.eclipse.compare/buildnotes_compare.html    |  8 ++++++++
 .../compare/org/eclipse/compare/HistoryItem.java   | 14 ++++++++++---
 .../compare/org/eclipse/compare/ResourceNode.java  |  3 ++-
 .../compare/internal/IResourceProvider.java        | 23 ++++++++++++++++++++++
 4 files changed, 44 insertions(+), 4 deletions(-)
 create mode 100644 bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/IResourceProvider.java

(limited to 'bundles/org.eclipse.compare/plugins')

diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/buildnotes_compare.html b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/buildnotes_compare.html
index c73ea0eab..dedaa6fb2 100644
--- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/buildnotes_compare.html
+++ b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/buildnotes_compare.html
@@ -12,6 +12,14 @@
 Eclipse Platform Build Notes<br>
 Compare</h1>
 
+Eclipse Build Input November 9th 2004
+
+<h2>Problem reports fixed</h2>
+<a href="http://dev.eclipse.org/bugs/show_bug.cgi?id=77599">77599</a>: [5.0] Structure comparing of enums does not work<br>
+
+
+<h1><hr WIDTH="100%"></h1>
+
 Eclipse Build Input November 1st 2004
 
 <h2>Problem reports fixed</h2>
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/HistoryItem.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/HistoryItem.java
index 9e1b4bddf..3c9dff749 100644
--- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/HistoryItem.java
+++ b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/HistoryItem.java
@@ -15,6 +15,7 @@ import java.io.BufferedInputStream;
 
 import org.eclipse.swt.graphics.Image;
 
+import org.eclipse.compare.internal.IResourceProvider;
 import org.eclipse.core.resources.IEncodedStorage;
 import org.eclipse.core.resources.IFileState;
 import org.eclipse.core.resources.IResource;
@@ -31,7 +32,7 @@ import org.eclipse.core.runtime.IPath;
  * Clients may instantiate this class; it is not intended to be subclassed.
  * </p>
  */
-public class HistoryItem implements IEncodedStreamContentAccessor, ITypedElement, IModificationDate {
+public class HistoryItem implements IEncodedStreamContentAccessor, ITypedElement, IModificationDate, IResourceProvider {
 	
 	private ITypedElement fBase;
 	private IFileState fFileState; 
@@ -90,12 +91,19 @@ public class HistoryItem implements IEncodedStreamContentAccessor, ITypedElement
 	public String getCharset() throws CoreException {
 	    String charset= fFileState.getCharset(); 
 	    if (charset == null) {
-		    IPath fullPath = fFileState.getFullPath();
-		    IResource resource = ResourcesPlugin.getWorkspace().getRoot().findMember(fullPath);
+		    IResource resource= getResource();
 		    if (resource instanceof IEncodedStorage)
 		    	charset= ((IEncodedStorage)resource).getCharset();
 	    }
 		return charset;
 	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.compare.internal.IResourceProvider#getResource()
+	 */
+	public IResource getResource() {
+	    IPath fullPath= fFileState.getFullPath();
+	    return ResourcesPlugin.getWorkspace().getRoot().findMember(fullPath);
+	}
 }
 
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/ResourceNode.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/ResourceNode.java
index 39a88a93a..ad07219e3 100644
--- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/ResourceNode.java
+++ b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/ResourceNode.java
@@ -20,6 +20,7 @@ import org.eclipse.jface.util.Assert;
 import org.eclipse.core.resources.*;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
+import org.eclipse.compare.internal.IResourceProvider;
 import org.eclipse.compare.internal.Utilities;
 import org.eclipse.compare.structuremergeviewer.IStructureComparator;
 
@@ -35,7 +36,7 @@ import org.eclipse.compare.structuremergeviewer.IStructureComparator;
  */
 public class ResourceNode extends BufferedContent
 			implements IEncodedStreamContentAccessor, IStructureComparator, ITypedElement,
-							IEditableContent, IModificationDate {
+							IEditableContent, IModificationDate, IResourceProvider {
 			
 	private IResource fResource;
 	private ArrayList fChildren;
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/IResourceProvider.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/IResourceProvider.java
new file mode 100644
index 000000000..359d6a293
--- /dev/null
+++ b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/IResourceProvider.java
@@ -0,0 +1,23 @@
+/*******************************************************************************
+ * Copyright (c) 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.compare.internal;
+
+import org.eclipse.core.resources.IResource;
+
+public interface IResourceProvider {
+
+	/**
+	 * Returns the corresponding resource for this object or <code>null</code>.
+	 *
+	 * @return the corresponding resource or <code>null</code>
+	 */
+	IResource getResource();
+}
-- 
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