//DOM PARSER
import java.io.*;
import org.w3c.dom.*;
import javax.xml.parsers.*;

class XmlDemo
{
public static void main(String[] args)
{
//System.out.println("Hello World!");
try
{
DocumentBuilderFactory dbf;
DocumentBuilder db;

dbf = DocumentBuilderFactory.newInstance();
db = dbf.newDocumentBuilder();

File f = new File("catalog.xml");
Document xmldoc = db.parse(f);

NodeList nl = xmldoc.getElementsByTagName("college");

//System.out.println(nl.getLength());

Node root = nl.item(0);

NodeList nl1 = root.getChildNodes();

//System.out.println("No. of .Nodes : " + nl1.getLength());

for (int i = 0; i< nl1.getLength(); i++)
{
Node n = nl1.item(i);

if(n.getNodeType() == 1)
{
System.out.println("Node Name : " + n.getNodeName());
NamedNodeMap nnm = n.getAttributes();
Node nid=nnm.getNamedItem("id");

System.out.println("Attribute Value : " + nid.getNodeValue());

NodeList innerNodes = n.getChildNodes();

//System.out.println("Inner Nodes : " + innerNodes.getLength());

for(int j=0; j<innerNodes.getLength(); j++)
{
Node n1 = innerNodes.item(j);

if(n1.getNodeType() == 1)
{
System.out.println("Node Name : " + n1.getNodeName());
System.out.println("Node Value : " + n1.getFirstChild().getNodeValue());

}
}
System.out.println("******************************************************");
}

}
}
catch (Exception e)
{
e.printStackTrace();
}
}
}