Here you can find the source of selectNodes(String express, Object source)
public static NodeList selectNodes(String express, Object source)
//package com.java2s; /*/*from w ww. j ava2 s . com*/ * Copyright Beijing 58 Information Technology Co.,Ltd. * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ import org.w3c.dom.*; import javax.xml.xpath.*; public class Main { public static NodeList selectNodes(String express, Object source) { NodeList result = null; XPathFactory xpathFactory = XPathFactory.newInstance(); XPath xpath = xpathFactory.newXPath(); try { result = (NodeList) xpath.evaluate(express, source, XPathConstants.NODESET); } catch (XPathExpressionException e) { e.printStackTrace(); } return result; } }