package com.dom;

import java.io.File;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerFactory;

import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.Attr;

import org.w3c.dom.Document;

import org.w3c.dom.Element;

public class DOMCreateXMLExample {

public static void main(String[] args) {

try {

DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();

DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();

Document doc = dBuilder.newDocument();

Element rootElement = doc.createElement("class");

doc.appendChild(rootElement);

Attr totalStudentAttr = doc.createAttribute("totalStudents");

totalStudentAttr.setValue("2");

rootElement.setAttributeNode(totalStudentAttr);

// Create a new student 1:

Element student1 = doc.createElement("student");

rootElement.appendChild(student1);

Attr attr1 = doc.createAttribute("rollno");

attr1.setValue("1");

student1.setAttributeNode(attr1);

Element firstname = doc.createElement("firstname");

firstname.appendChild(doc.createTextNode("Manh"));

student1.appendChild(firstname);

Element lastname = doc.createElement("lastname");

lastname.appendChild(doc.createTextNode("KM"));

student1.appendChild(lastname);

// Create a new student 2:

Element student2 = doc.createElement("student");

rootElement.appendChild(student2);

Attr attr2 = doc.createAttribute("rollno");

attr2.setValue("2");

student1.setAttributeNode(attr2);

Element firstname2 = doc.createElement("firstname");

firstname2.appendChild(doc.createTextNode("Thang"));

student2.appendChild(firstname2);

Element lastname2 = doc.createElement("lastname");

lastname2.appendChild(doc.createTextNode("LV"));

student2.appendChild(lastname2);

// write content to file XML:

TransformerFactory transformerFacotory = TransformerFactory.newInstance();

Transformer transformer = transformerFacotory.newTransformer();

DOMSource source = new DOMSource(doc);

StreamResult result = new StreamResult(new File("students.xml"));

transformer.transform(source, result);

StreamResult consoleResult = new StreamResult(System.out);

transformer.transform(source, consoleResult);

} catch (Exception e) {

e.printStackTrace();

}

}

}