///////////
package org.xmlfiles;

import java.io.File;
import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Scanner;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.OutputKeys;
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.basex.data.Result;
import org.basex.query.QueryException;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

public class NewXML
{
     static String xmlfilename;

     static CheckXML comxml=new CheckXML();//object need  to call compareXml()


    public static void main(String ar[]) throws IOException, QueryException
    {


        System.out.println("Enter id to create the records:");
        Scanner kb=new Scanner(System.in);
        int i = kb.nextInt();
        try
        {
                DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
                DocumentBuilder docBuilder = docFactory.newDocumentBuilder();

                // root elements
                Document doc = docBuilder.newDocument();


                Element rootElement = (Element) doc.createElement("Transperfect");
                doc.appendChild(rootElement);

                // staff elements
                Element staff = doc.createElement("DEV");
                rootElement.appendChild(staff);

                // set attribute to staff element
                String id=String.valueOf(i);


                Attr attr = doc.createAttribute("id");
                attr.setValue(id);
                staff.setAttributeNode(attr);

                // shorten way
                // staff.setAttribute("id", "1");

                // firstname elements
                String fn="yong"+i;


                Element firstname = doc.createElement("firstname");
                firstname.appendChild(doc.createTextNode(fn));
                staff.appendChild(firstname);

                // lastname elements
                String ln="mook kim"+i;

                Element lastname = doc.createElement("lastname");
                lastname.appendChild(doc.createTextNode(ln));
                staff.appendChild(lastname);

                // nickname elements
                String nicknm="mkyong"+i;

                Element nickname = doc.createElement("nickname");
                nickname.appendChild(doc.createTextNode(nicknm));
                staff.appendChild(nickname);

                // salary elements
                Element salary = doc.createElement("salary");
                salary.appendChild(doc.createTextNode("100000"));
                staff.appendChild(salary);

                // write the content into xml file
                TransformerFactory transformerFactory = TransformerFactory.newInstance();
                Transformer transformer = transformerFactory.newTransformer();

                transformer.setOutputProperty(OutputKeys.INDENT, "yes");
                transformer.setOutputProperty(OutputKeys.METHOD, "xml");
                transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
                transformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, "staff");
                transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");

                DOMSource source = new DOMSource(doc);

                java.io.StringWriter sw = new java.io.StringWriter();
                StreamResult sr = new StreamResult(sw);
                transformer.transform(source, sr);
                String xml = sw.toString();

                xmlfilename="Staff_Member"+""+id+".xml";

                //StreamResult result = new StreamResult(new File(xmlfilename));

                StreamResult result = new StreamResult(System.out);

                transformer.transform(source, result);

                System.out.println(xmlfilename+":is createdn");


                //==============================Compare Xml file with the Database Xml Files=========================//

                 checkAndCompare(xml);


        }
        catch (ParserConfigurationException pce)
        {
            pce.printStackTrace();
        }
        catch (TransformerException tfe)
        {
            tfe.printStackTrace();
        }


    }

    //checkAndCompare method
    public static void checkAndCompare(String xml) throws QueryException, IOException
    {
        Result result=comxml.compareXml(xml);

        //System.out.println(result);

        if((result.toString()).equals("true"))
        {
            System.out.println(result);
            System.out.println("Both Xml FIles have same contents");
        }
        else
        {
            System.out.println(result);
            System.out.println("Both Xml Files have some different contents");
        }

    }



}

////////////////
package org.xmlfiles;

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;

import org.basex.core.BaseXException;
import org.basex.core.Context;
import org.basex.core.cmd.Open;
import org.basex.core.cmd.XQuery;
import org.basex.data.Result;
import org.basex.query.QueryException;
import org.basex.query.QueryProcessor;
import org.basex.query.value.item.Str;
import org.w3c.dom.NodeList;

public class CheckXML
{

    Context context = new Context();

    public Result compareXml(String xml) throws QueryException, IOException
    {

        new Open("db").execute(context);
        //System.out.println("n* Open collection database");



        String xmlFile=xml;



        // System.out.println("=================Comparing XML files====================");

        String query = "declare variable $xml-file as xs:string external;" +
                   "for $doc in collection('db')where matches(document-uri($doc), '" + xmlFile + "') return deep-equal($doc,$xml-file)";

        QueryProcessor proc = new QueryProcessor(query, context);

        proc.bind("xml-file", xmlFile);

        Result result = proc.execute(); // your result
        //System.out.println(result);


        context.close();

        return result;

    }

}