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 {
    /**
     * Calls getTextValue and returns a int value
     * @param ele
     * @param tagName
     * @return
     */
    public static int getIntValue(Element ele, String tagName) {
        //in production application you would catch the exception
        return Integer.parseInt(getTextValue(ele, tagName));
    }

    /**
     * I take a xml element and the tag name, look for the tag and get
     * the text content 
     * i.e for <employee><name>John</name></employee> xml snippet if
     * the Element points to employee node and tagName is name I will return John  
     * @param ele
     * @param tagName
     * @return
     */
    public static String getTextValue(Element ele, String tagName) {
        String textVal = null;
        NodeList nl = ele.getElementsByTagName(tagName);
        if (nl != null && nl.getLength() > 0) {
            Element el = (Element) nl.item(0);
            textVal = el.getFirstChild().getNodeValue();
            if (textVal != null) {
                textVal = textVal.trim();
            }
        }

        return textVal;
    }
}