code: @Override
  	public final void setJMSPriority(int priority) throws JMSException
      {
          if (priority < 0 || priority > 9)
              throw new FFMQException("Invalid priority value : "+priority,"INVALID_PRIORITY");
              
          assertDeserializationLevel(MessageSerializationLevel.FULL);
          this.priority = priority;
      }
docs: /* (non-Javadoc)
  @see javax.jms.Message#setJMSPriority(int)