/**
  * JDO 2.0 spec 12.15 "LifecycleListeners".
  *
  * @param listener The instance lifecycle listener to sends events to
  * @param classes The classes that it is interested in
  * @since 1.1
  */
 public void addInstanceLifecycleListener(InstanceLifecycleListener listener, Class... classes) {
   checkStatus();
   pm.addInstanceLifecycleListener(listener, classes);
 }