@Override
public void dispose() {
if (featureSource != null) {
if (sourceListener != null) {
featureSource.removeFeatureListener(sourceListener);
}
featureSource = null;
}
style = null;
query = null;
super.dispose();
}
/** Used to connect/disconnect a FeatureListener if any map layer listeners are registered. */
protected synchronized void connectDataListener(boolean listen) {
if (sourceListener == null) {
sourceListener =
new FeatureListener() {
public void changed(FeatureEvent featureEvent) {
fireMapLayerListenerLayerChanged(MapLayerEvent.DATA_CHANGED);
}
};
}
if (listen) {
featureSource.addFeatureListener(sourceListener);
} else {
featureSource.removeFeatureListener(sourceListener);
}
}