XPathFactory xPathFactory = XPathFactory.newInstance();

             XPath xpath = xPathFactory.newXPath();

             try {

                 String rdfID = xpath.evaluate("/validateResponse/id", respValtElement);

                 String rdfResult = xpath.evaluate("/validateResponse/content", respValtElement);

                 System.out.println("校验结果：" + rdfResult);

             } catch (XPathExpressionException e) {

                 // TODO Auto-generated catch block

                 e.printStackTrace();

             }