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Minor cosmetics. (mk rev 209)

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This commit is contained in:
Marcel Kronfeld 2008-09-17 09:58:26 +00:00
parent 8bdafeb957
commit 45d35a68e3
1 changed files with 6 additions and 4 deletions
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10
src/eva2/server/go/populations/Population.java
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@ -232,7 +232,7 @@ public class Population extends ArrayList implements PopulationInterface, Clonea
if (listeners != null) {
for (Iterator iterator = listeners.iterator(); iterator.hasNext();) {
InterfacePopulationChangedEventListener listener = (InterfacePopulationChangedEventListener) iterator.next();
listener.registerPopulationStateChanged(this, name);
if (listener!=null) listener.registerPopulationStateChanged(this, name);
}
}
}
@ -300,9 +300,11 @@ public class Population extends ArrayList implements PopulationInterface, Clonea
* @param ea
*/
public void addPopulationChangedEventListener(InterfacePopulationChangedEventListener ea) {
if (listeners == null) listeners = new ArrayList<InterfacePopulationChangedEventListener>(3);
if (!listeners.contains(ea)) {
listeners.add(ea);
if (ea != null) {
if (listeners == null) listeners = new ArrayList<InterfacePopulationChangedEventListener>(3);
if (!listeners.contains(ea)) {
listeners.add(ea);
}
}
}