code: @Override
  	public void check() throws JMSException
      {
  	    if (StringTools.isEmpty(name))
  	        throw new InvalidDescriptorException("Missing user name in security descriptor");
  	    if (password == null)
  	        throw new InvalidDescriptorException("Missing password definition for user "+name);
      }
docs: /*
  (non-Javadoc)
  @see net.timewalker.ffmq4.utils.Checkable#check()