Metacat

  /**

   * Update the system metadata of the specified pid.

   */

  @Override

  public boolean updateSystemMetadata(Session session, Identifier pid,

          SystemMetadata sysmeta) throws NotImplemented, NotAuthorized,

          ServiceFailure, InvalidRequest, InvalidSystemMetadata, InvalidToken {

   if(sysmeta == null) {

       throw  new InvalidRequest("4863", "The system metadata object should NOT be null in the updateSystemMetadata request.");

   }

   if(pid == null || pid.getValue() == null) {

       throw new InvalidRequest("4863", "Please specify the id in the updateSystemMetadata request ") ;

   }

   if (session == null) {

       //TODO: many of the thrown exceptions do not use the correct error codes

       //check these against the docs and correct them

       throw new NotAuthorized("4861", "No Session - could not authorize for updating system metadata." +

               "  If you are not logged in, please do so and retry the request.");

   } else {

         //only CN is allwoed

         if(!isCNAdmin(session)) {

               throw new NotAuthorized("4861", "The client -"+ session.getSubject().getValue()+ "is not authorized for updating the system metadata of the object "+pid.getValue());

         }

   }

    //update the system metadata locally  

    boolean success = super.updateSystemMetadata(session, pid, sysmeta);

    return success;

  }