if (log.isTraceEnabled()) { log.trace("Cancelling messages"); }
if (trace) { log.trace("Cancelling messages"); }
	public void cancelDeliveries() throws JMSException	{      if (closed)      {         throw new IllegalStateException("Session is closed");      }            if (log.isTraceEnabled()) { log.trace("Cancelling messages"); }            		for(Iterator i = this.consumers.values().iterator(); i.hasNext(); )		{			ServerConsumerEndpoint scd = (ServerConsumerEndpoint)i.next();         scd.cancelAllDeliveries();		}     	}