code: @Override
  	public Object evaluate(Message message) throws JMSException
      {
          String leftValue = leftOperand.evaluateString(message);
          String rightValue = rightOperand.evaluateString(message);
          if (leftValue == null || rightValue == null)
              return null;
          
          String escapeValue = escapeOperand != null ? escapeOperand.evaluateString(message) : null;
          
          return StringUtils.matches(leftValue, rightValue, escapeValue);
      }
docs: /*
  (non-Javadoc)
  @see net.timewalker.ffmq4.common.message.selector.expression.SelectorNode#evaluate(javax.jms.Message)