Commit c44ae588 authored by tonymanou's avatar tonymanou Committed by topjohnwu

Optimize map operations

parent b9495cd1
......@@ -17,10 +17,9 @@ public class CallbackHandler {
}
public static void unRegister(Event event) {
HashSet<EventListener> list = listeners.get(event);
HashSet<EventListener> list = listeners.remove(event);
if (list != null) {
list.clear();
listeners.remove(event);
}
}
......
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