appserver/tests/appserv-tests/devtests/web/form-based/servlet/ServletTest.java

/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package test;

import java.io.*;
import java.net.*;
import java.util.*;
import jakarta.servlet.*;
import jakarta.servlet.http.*;
import org.xml.sax.InputSource;
import org.w3c.dom.Element;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.w3c.dom.Node;

import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.SAXException;

// jaxp 1.0.1 imports
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilder;

import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;

import javax.naming.*;
import javax.sql.*;
import java.sql.*;

public class ServletTest extends HttpServlet implements HttpSessionListener {

    private ServletContext context;

    public void init(ServletConfig config) throws ServletException {
        super.init(config);
        System.out.println("[Servlet.init]");
        context = config.getServletContext();
        System.out.println("[Servlet.init] " + context.getMajorVersion());

    }

    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        System.out.println("[Servlet.doGet]");
        doPost(request, response);
    }

    public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        System.out.println("[Servlet.doPost]");

        response.setContentType("text/html");
        PrintWriter out = response.getWriter();

        request.getSession().setAttribute("FILTER-REQUEST", request.getSession().getAttribute("FILTER"));
        request.getSession().setAttribute("FILTER", "FAIL");

        RequestDispatcher rd = context.getRequestDispatcher("/ServletTest2");
        rd.forward(request, response);
    }

    public void sessionCreated(jakarta.servlet.http.HttpSessionEvent httpSessionEvent) {
        System.out.println("[Servlet.sessionCreated]");
    }

    public void sessionDestroyed(jakarta.servlet.http.HttpSessionEvent httpSessionEvent) {
        System.out.println("[Servlet.sessionDestroyed]");
        System.out.println("Attributes: " + httpSessionEvent.getSession().getAttribute("test"));
    }
}