private PropertyChangeListener getWeakListener(AXIComponent proxy, boolean remove) {
if (listenerMap == null) {
listenerMap = new WeakHashMap<AXIComponent, PropertyChangeListener>();
}
if (remove) return listenerMap.remove(proxy);
if (proxy.getComponentType() != ComponentType.PROXY) {
Set<AXIComponent> keySet = listenerMap.keySet();
for (AXIComponent key : keySet) {
if (key.getPeer() == proxy.getPeer()) return null;
}
}
PropertyChangeListener listener = listenerMap.get(proxy);
if (listener == null) {
listener =
(PropertyChangeListener) WeakListeners.create(PropertyChangeListener.class, proxy, this);
listenerMap.put(proxy, listener);
return listener;
}
// if exists, return null.
return null;
}
