ChrisEllsworth.com

This example will get you started in the exciting world of XML parsing with Java and DOM!

Test.xml

<root>
    <foo>someFoo</foo>
    <child>
        <subchild name="chris">valueOne</subchild>
    </child>
    <child>
        <subchild name="barry">valueTwo</subchild>
    </child>
</root>

XMLParsingExample.java

import java.io.*;

import javax.xml.parsers.*;
import org.w3c.dom.*;

import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerConfigurationException;

import javax.xml.transform.dom.DOMSource;
 
import javax.xml.transform.stream.StreamSource;
import javax.xml.transform.stream.StreamResult;

public class XMLParsingExample {
    public static void main(String [] args) {
        System.out.println("Starting...");

        try {
            String fileName = "test.xml";

            DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();

            // Could use an InputStream instead of a File
            Document xmlDocument = builder.parse(new File(fileName));
            Element rootNode = xmlDocument.getDocumentElement();

            NodeList nodeList = rootNode.getElementsByTagName("child");
            for(int i=0;i < nodeList.getLength();i++) {
                Node node = nodeList.item(i);
                System.out.println(node);
            }
        }
        catch(Exception e) { e.printStackTrace(); }
    }
}