Metacat

   * Deletes an object from the Coordinating Node, where the object is a 

   * a science metadata object.

   * 

   * @param session - the Session object containing the credentials for the Subject

   * @param pid - The object identifier to be deleted

   * 

   * @return pid - the identifier of the object used for the deletion

   * 

   * @throws InvalidToken

   * @throws ServiceFailure

   * @throws NotAuthorized

   * @throws NotFound

   * @throws NotImplemented

   * @throws InvalidRequest

   */

  @Override

  public Identifier delete(Session session, Identifier pid) 

      throws InvalidToken, ServiceFailure, NotAuthorized, NotFound, NotImplemented {

	  // TODO: any CN-specific checks to perform?

	  // defer to superclass implementation

      return super.delete(session, pid);

  }

  /**