Here you can find the source of getElementByClass(Element ele, String name)
| Parameter | Description |
|---|---|
| ele | parent element |
| name | of elements to find |
public static Element getElementByClass(Element ele, String name)
//package com.java2s; /* ======================================================================== * Copyright (c) 2010 The University of Washington * * Licensed 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.//from w w w.ja va 2s .co m * ======================================================================== */ import java.util.List; import java.util.Vector; import org.w3c.dom.Element; import org.w3c.dom.NodeList; import org.w3c.dom.Node; public class Main { /** * Get child element by classname * * @param ele parent element * @param name of elements to find */ public static Element getElementByClass(Element ele, String name) { List<Element> list = getElementsByClass(ele, name); if (list.size() > 0) return list.get(0); return null; } /** * Get child elements by classname * * @param ele parent element * @param cname of elements to find */ public static List<Element> getElementsByClass(Element ele, String cname) { Vector<Element> list = new Vector(); NodeList nl = ele.getChildNodes(); for (int j = 0; j < nl.getLength(); j++) { if (nl.item(j).getNodeType() != Node.ELEMENT_NODE) continue; Element e = (Element) nl.item(j); if (e.getAttribute("class").equals(cname)) list.add(e); } return (list); } }