/**
  * Returns an object identifier
  *
  * @return Identifier of the object associated with the event. This is one of the object
  *     identifiers or a custom object ID.
  */
 public long getObjectId() {
   return objectId.getValue();
 }
 /**
  * Returns a child identifier.
  *
  * @return Value which identifies whether the event was triggered by an object or a child element
  *     of the object. If this value is CHILDID_SELF, the event was triggered by the object;
  *     otherwise, this value is the child ID of the element that triggered the event.
  */
 public long getChildId() {
   return childId.getValue();
 }