authenticationservlet.java

Sun公司Dream项目

/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 *
 * You can obtain a copy of the license at
 * http://www.opensource.org/licenses/cddl1.php
 * See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * http://www.opensource.org/licenses/cddl1.php.  If 
 * applicable, add the following below this CDDL HEADER, 
 * with the fields enclosed by brackets "[]" replaced 
 * with your own identifying information: 
 * Portions Copyright [yyyy]
 * [name of copyright owner]
 */ 

/*
 * $(@)AuthenticationServlet.java $Revision: 1.2 $ $Date: 2006/07/24 21:58:58 $
 * 
 * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
 */
package com.sun.sjc.idtv.vod.server.http;

import javax.servlet.*;
import javax.servlet.http.*;
import com.sun.sjc.idtv.vod.server.subscriber.*;
import javax.naming.*;
import javax.rmi.*;
import com.sun.sjc.idtv.vod.shared.data.*;

public class AuthenticationServlet extends HttpServlet {
    InitialContext initContext = null;
    SubscriberManagementSystem sms;
    SubscriberManagementSystemHome smsHome;
    
    public void init(ServletConfig config) throws ServletException {
        try {
                super.init(config);
                initContext = new javax.naming.InitialContext();
                
                String JNDIName = "java:comp/env/ejb/SubscriberManagementSystem";
                Object objref = initContext.lookup(JNDIName);
                smsHome = (SubscriberManagementSystemHome)PortableRemoteObject.narrow(objref, SubscriberManagementSystemHome.class);
                sms = smsHome.create();    
        }
        catch(Exception e) {
            e.printStackTrace();
        }
    }

    public void destroy() {
        smsHome = null;
        sms = null;
    }

    public void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException
    {
        doPost(request, response);
    }

    public void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException
    {
        String username = request.getParameter("username");
        String password = request.getParameter("password");
        try {
        Subscriber[] subs = sms.getSubscriberList("127.0.0.1");
        for(int i=0;i<subs.length; i++) {
           if(subs[i].firstname.equals(username)) {
               Subscriber subb = null;
               try {
                   subs[i].pin = password;
                   subb = sms.authenticate((Subscriber) subs[i]);
               }
               catch(Exception e2) {
                e2.printStackTrace();
               }
                if(subb != null ) {
                    // Login successful
                    System.out.println("AuthenticationServlet: Login successful");
                    request.getSession().setAttribute("userid",username);
                    request.getSession().setAttribute("subscriber",subb);
                    //getServletContext().getRequestDispatcher(response.encodeURL("/MovieCatalog.jsp")).forward(request,response);
                    //getServletContext().getRequestDispatcher(response.encodeURL("/StoredSessions.jsp")).forward(request,response);
                    getServletContext().getRequestDispatcher(response.encodeURL("/MainMenu.jsp")).forward(request,response);
                }
                else {
                    // Login failed
                    getServletContext().getRequestDispatcher(response.encodeURL("/login.jsp")).forward(request,response);
                }
           }
        }
        }
        catch(Exception e) {
            e.printStackTrace();
        }
    }
}