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Posted to commits@uima.apache.org by cw...@apache.org on 2013/06/06 22:46:23 UTC

svn commit: r1490435 - /uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java

Author: cwiklik
Date: Thu Jun  6 20:46:22 2013
New Revision: 1490435

URL: http://svn.apache.org/r1490435
Log:
UIMA-2751 modified to make sure only one instance of callback listener is registered

Modified:
    uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java

Modified: uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java
URL: http://svn.apache.org/viewvc/uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java?rev=1490435&r1=1490434&r2=1490435&view=diff
==============================================================================
--- uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java (original)
+++ uima/uima-as/trunk/uimaj-as-core/src/main/java/org/apache/uima/aae/controller/BaseAnalysisEngineController.java Thu Jun  6 20:46:22 2013
@@ -2414,8 +2414,9 @@ public abstract class BaseAnalysisEngine
    *          - application listener object to register
    */
   public void addControllerCallbackListener(ControllerCallbackListener aListener) {
-
-    controllerListeners.add(aListener);
+    if ( !controllerListeners.contains(aListener)) {
+      controllerListeners.add(aListener);
+    }
     if (initException != null) {
       notifyListenersWithInitializationStatus(initException);
     } else if (serviceInitialized) {