From a85862630e6f8e05dcb90b7ec5a6c1c8108de73a Mon Sep 17 00:00:00 2001
From: Dani Megert
Date: Thu, 4 Apr 2013 16:18:24 +0200
Subject: Fixed bug 161737: [quick diff] Show Annotations in QuickDiff ruler is
 wrong when server revision newer than local

---
 .../org/eclipse/jface/internal/text/revisions/RevisionPainter.java  | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/internal/text/revisions/RevisionPainter.java b/org.eclipse.jface.text/src/org/eclipse/jface/internal/text/revisions/RevisionPainter.java
index f7364107b72..18d22eb23f0 100644
--- a/org.eclipse.jface.text/src/org/eclipse/jface/internal/text/revisions/RevisionPainter.java
+++ b/org.eclipse.jface.text/src/org/eclipse/jface/internal/text/revisions/RevisionPainter.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2006, 2009 IBM Corporation and others.
+ * Copyright (c) 2006, 2013 IBM Corporation 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
@@ -986,7 +986,7 @@ public final class RevisionPainter {
 	 *
 	 * @return the list of all change regions, with diff information applied
 	 */
-	private List getRangeCache() {
+	private synchronized List getRangeCache() {
 		if (fRevisionRanges == null) {
 			if (fRevisionInfo == null) {
 				fRevisionRanges= Collections.EMPTY_LIST;
@@ -1007,7 +1007,7 @@ public final class RevisionPainter {
 	 *
 	 * @since 3.3
 	 */
-	private void clearRangeCache() {
+	private synchronized void clearRangeCache() {
 		fRevisionRanges= null;
 	}
 
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