Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Main {

    public static String elementText(Element element, String tagName) {
        Element child = getElement(element, tagName);
        return child == null ? null : child.getTextContent();
    }

    public static String elementText(Element element, String tagName, String defaultValue) {
        Element child = getElement(element, tagName);
        return child == null ? defaultValue : child.getTextContent();
    }

    public static Element getElement(Element element, String tagName) {
        final NodeList nodeList = element.getElementsByTagName(tagName);
        if (nodeList == null || nodeList.getLength() < 1) {
            return null;
        }
        int length = nodeList.getLength();
        for (int i = 0; i < length; i++) {
            Element childEle = (Element) nodeList.item(i);
            if (childEle == null || childEle.getParentNode() == element) {
                return childEle;
            }
        }
        return null;
    }
}