* @see org.springframework.beans.factory.DisposableBean#destroy()
*/
public void destroy() throws Exception {
Catalog catalog = getCatalog();
if (this.catalogLayerEventListener != null) {
catalog.removeListener(this.catalogLayerEventListener);
}
if (this.catalogStyleChangeListener != null) {
catalog.removeListener(this.catalogStyleChangeListener);
}
GWC.set(null);