code: @Override
  	public void check() throws JMSException
  	{
  		if (jdniInitialContextFactoryName == null)
  			throw new InvalidDescriptorException("Missing peer property : 'jdniInitialContextFactoryName'");
  		if (jndiConnectionFactoryName == null)
  			throw new InvalidDescriptorException("Missing peer property : 'jndiConnectionFactoryName'");
  		if (providerURL == null)
  			throw new InvalidDescriptorException("Missing peer property : 'providerURL'");
  	}
docs: /* (non-Javadoc)
  @see net.timewalker.ffmq4.utils.Checkable#check()