Create XML File

import java.io.File;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.parsers.ParserConfigurationException;

import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerException;

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 CreateXMLFile {

       public static void main(String[] args) throws ParserConfigurationException, TransformerException {

             

              //get the Document Builder Factory instance

              DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();

             

              //create the document Builder from Document Builder

              DocumentBuilder docBuilder = docFactory.newDocumentBuilder();

             

             

              //create the new Document object from Document Builder

              Document doc = docBuilder.newDocument();

             

              //create root Element

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

             

              //append root element to the document

              doc.appendChild(rootElement);

             

              //create child Element

              Element employee = doc.createElement("Employee");

             

              //append child to root element

              rootElement.appendChild(employee);

             

              //create new Attribute

              Attr attr = doc.createAttribute("id");

              //set the value of the attribute

              attr.setValue("1");

             

              //attach it to element

              employee.setAttributeNode(attr);

             

              //first Element

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

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

              employee.appendChild(firstname);

             

             

              //last elements

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

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

              employee.appendChild(lastname);

             

              //create the DOMSource of the doc

              DOMSource source = new DOMSource(doc);

             

              //get the instance of the transformer factory

              TransformerFactory transformerFactory = TransformerFactory.newInstance();

             

              //create the new Transformer Object

              Transformer transformer = transformerFactory.newTransformer();

             

              //create the StreamResult object with File object

              StreamResult result = new StreamResult(new File("C:\\file.xml"));

             

              //create the file now

              transformer.transform(source, result);

       }

}