docs: public void deleteSet(SIMessageHandle[] msgHandles, SITransaction tran)
              throws SISessionUnavailableException, SISessionDroppedException,
              SIConnectionUnavailableException, SIConnectionDroppedException,
              SIResourceException, SIConnectionLostException,
              SILimitExceededException, SIIncorrectCallException,
              SIMessageNotLockedException {
  
          throw new SibRaNotSupportedException(NLS
                  .getString("ASYNCHRONOUS_METHOD_CWSIV0250"));
  
      }