EasyTravelScenarioService.java 文件源码

private NodeList getNodeListForDocAndExpression(String objectString, String expression) throws Exception {
    DocumentBuilder builder = documentBuilderFactory.newDocumentBuilder();
    InputSource source = new InputSource(new StringReader(objectString));
    Document doc = builder.parse(source);
    XPath xpath = xPathFactory.newXPath();
    return (NodeList) xpath.compile(expression).evaluate(doc, XPathConstants.NODESET);
}