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package org.apache.tester;



import java.io.IOException;

import java.io.PrintWriter;

import java.net.MalformedURLException;

import java.net.URL;

import javax.servlet.*;

import javax.servlet.http.*;





/**

 * Ensure that we can use the Xerces parser while included in a web application

 * even though the servlet container might utilize its own parser for internal

 * use.

 *

 * @author Amy Roh

 * @author Craig McClanahan

 * @version $Revision: 1.1.1.1 $ $Date: 2002/07/18 16:47:29 $

 */



public class Xerces01 extends HttpServlet {





    // --------------------------------------------------------- Public Methods





    /**

     * Perform a simple SAX parse using Xerces (based on the SAXCount

     * example application).

     *

     * @param request The servlet request we are processing

     * @param response The servlet response we are creating

     *

     * @exception IOException if an input/output error occurs

     * @exception ServletException if a servlet error occurs

     */

    public void service(HttpServletRequest request,

                        HttpServletResponse response)

        throws ServletException, IOException

    {



        // Prepare our output stream

        response.setContentType("text/plain");

        PrintWriter writer = response.getWriter();

        boolean ok = true;



        // Construct a new instance of our parser driver

        URL url = null;

        try {

            url = getServletContext().getResource("/Xerces01.xml");

        } catch (MalformedURLException e) {

            writer.println("Xerces01 FAILED - " + e);

            e.printStackTrace(writer);

            ok = false;

        }

        Xerces01Parser parser = new Xerces01Parser();

        try {

            if (ok)

                parser.parse(url);

        } catch (Exception e) {

            writer.println("Xerces01 FAILED - " + e);

            e.printStackTrace(writer);

            ok = false;

        }



        // Report successful completion if OK

        if (ok)

            writer.println("Xerces01 PASSED");

        while (true) {

            String message = StaticLogger.read();

            if (message == null)

                break;

            writer.println(message);

        }

        StaticLogger.reset();



    }





}

