XML Parsing with JAVA

see following class:

ParseMYXML.java

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;


/**
 *
 * @author prasobh.k
 */
public class ParseMYXML {


    private Document doc = null;


    public ParseMYXML() {
        try {


            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            DocumentBuilder db = dbf.newDocumentBuilder();
            doc = db.parse("c://myxml.xml");
            doc.getDocumentElement().normalize();
            printCompanyNames();
            printAttributeOfRootTag();


        } catch (Exception e) {
            System.out.println("exc " + e);
        }
    }


    public static void main(String[] args) {
        new ParseMYXML();


    }


    public void printCompanyNames() {


        NodeList lastNameList = doc.getElementsByTagName("companyname");
        Element fstNmElmnt = (Element) lastNameList.item(0);
        NodeList fstNm = fstNmElmnt.getChildNodes();
        System.out.println(((Node) fstNm.item(0)).getNodeValue());


    }


    public void printAttributeOfRootTag() {
        Element link = null;
        try {
            NodeList links = doc.getElementsByTagName("company");
            link = (Element) links.item(0);
        } catch (Exception e) {
        }
        String date = link.getAttribute("date");
        System.out.println("date :" + date);


    }
}

myxml.xml

<?xml version="1.0"?>
<company date="8/4/2011">
<staff >
<firstname>yong</firstname>
<lastname>mook kim</lastname>
<nickname>mkyong</nickname>
<salary>100000</salary>
</staff>
<staff>
<firstname>low</firstname>
<lastname>yin fong</lastname>
<nickname>fong fong</nickname>
<salary>200000</salary>
</staff >
<companyname>MyCompany</companyname>
</company>

output:

MyCompany
date :8/4/2011