throw new IllegalStateException("Cannot find consumer:" + consumerID);
throw new IllegalStateException("Cannot find consumer " + consumerID);
   protected void acknowledge(long messageID, int consumerID, Transaction tx) throws JMSException   {      if (trace) { log.trace("acknowledging " + messageID + " from consumer " + consumerID + " transactionally on " + tx); }      ServerConsumerEndpoint consumer = (ServerConsumerEndpoint)consumers.get(new Integer(consumerID));      if (consumer == null)      {         throw new IllegalStateException("Cannot find consumer:" + consumerID);      }      consumer.acknowledge(messageID, tx);   }