1GF9QKD

1 files changed, 3 insertions, 3 deletions

diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ListenerList.java b/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ListenerList.java
index b096398e6..8688726fd 100644
--- a/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ListenerList.java
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ListenerList.java
@@ -58,7 +58,7 @@ public class ListenerList {
 	 *

 	 * @param listener a listener

 	 */

-	public void add(Object listener) {

+	public synchronized void add(Object listener) {

 		if (listener == null) {

 			throw new IllegalArgumentException();

 		}

@@ -88,7 +88,7 @@ public class ListenerList {
 	 * to the listener list during the notification will have no effect on the

 	 * notification itself.

 	 */

-	public Object[] getListeners() {

+	public synchronized Object[] getListeners() {

 		if (fSize == 0)

 			return EmptyArray;

 		Object[] result= new Object[fSize];

@@ -110,7 +110,7 @@ public class ListenerList {
 	 *

 	 * @param listener a listener

 	 */

-	public void remove(Object listener) {

+	public synchronized void remove(Object listener) {

 		if (listener == null) {

 			throw new IllegalArgumentException();

 		}