*/
protected void notifyListeners(final DatasetChangeEvent event) {
final Object[] listeners = this.listenerList.getListeners();
for (int i = 0; i < listeners.length; i++) {
final DatasetChangeListener listener = (DatasetChangeListener) listeners[i];
listener.datasetChanged(event);
}
}
/**
* Deregisters an object so that it no longer receives notification of