Java parse xml file/string

/**
 * @author lautturi.com 
 * Java example: parse xml string in java
 */

import java.io.IOException;
import java.io.StringReader;
import java.util.*;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;

public class Lautturi {

	public static void main(String[] args) throws Exception {

		try
        {
			String xml = "<?xml version=\"1.0\"?>\r\n" + 
					"<catalog>\r\n" + 
					"   <book id=\"bk101\">\r\n" + 
					"      <author>Gambardella, Matthew</author>\r\n" + 
					"      <title>XML Developer's Guide</title>\r\n" + 
					"      <genre>Computer</genre>\r\n" + 
					"      <price>44.95</price>\r\n" + 
					"      <publish_date>2000-10-01</publish_date>\r\n" + 
					"      <description>An in-depth look at creating applications \r\n" + 
					"      with XML.</description>\r\n" + 
					"   </book>\r\n" + 
					"   <book id=\"bk102\">\r\n" + 
					"      <author>Ralls, Kim</author>\r\n" + 
					"      <title>Midnight Rain</title>\r\n" + 
					"      <genre>Fantasy</genre>\r\n" + 
					"      <price>5.95</price>\r\n" + 
					"      <publish_date>2000-12-16</publish_date>\r\n" + 
					"      <description>A former architect battles corporate zombies, \r\n" + 
					"      an evil sorceress, and her own childhood to become queen \r\n" + 
					"      of the world.</description>\r\n" + 
					"   </book>\r\n" + 
					"</catalog>";

    		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    	    DocumentBuilder builder = factory.newDocumentBuilder();
    	    InputSource is = new InputSource(new StringReader(xml));
    	    Document doc = builder.parse(is);
            
        } 
        catch (IOException e) 
        {
            e.printStackTrace();
        }
		
	}
}