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| Copyright 2004 The Apache Software Foundation |
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| Licensed under the Apache License, Version 2.0 (the "License"); |
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| <html> |
| <head> |
| <title>Untitled Document</title> |
| <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> |
| </head> |
| |
| <body bgcolor="#FFFFFF"> |
| <p><font color="#0000FF"><a href="servlet/SessionExample"><img src="images/execute.gif" align="right" border="0"></a><a href="index.html"><img src="images/return.gif" width="24" height="24" align="right" border="0"></a></font></p> |
| <h3>Source Code for Session Example<font color="#0000FF"><br> |
| </font> </h3> |
| <font color="#0000FF"></font> |
| <pre><font color="#0000FF">import</font> java.io.*; |
| <font color="#0000FF">import</font> java.util.*; |
| <font color="#0000FF">import</font> javax.servlet.*; |
| <font color="#0000FF">import</font> javax.servlet.http.*; |
| |
| <font color="#0000FF">public class</font> SessionExample <font color="#0000FF">extends</font> HttpServlet { |
| |
| <font color="#0000FF">public void</font> doGet(HttpServletRequest request, HttpServletResponse response) |
| <font color="#0000FF">throws</font> IOException, ServletException |
| { |
| response.setContentType("<font color="#009900">text/html</font>"); |
| PrintWriter out = response.getWriter(); |
| |
| HttpSession session = request.getSession(true); |
| |
| <font color="#CC0000">// print session info</font> |
| |
| Date created = new Date(session.getCreationTime()); |
| Date accessed = new Date(session.getLastAccessedTime()); |
| out.println("<font color="#009900">ID </font>" + session.getId()); |
| out.println("<font color="#009900">Created: </font>" + created); |
| out.println("<font color="#009900">Last Accessed: </font>" + accessed); |
| |
| <font color="#CC0000">// set session info if needed</font> |
| |
| String dataName = request.getParameter("<font color="#009900">dataName</font>"); |
| if (dataName != null && dataName.length() > 0) { |
| String dataValue = request.getParameter("<font color="#009900">dataValue</font>"); |
| session.setAttribute(dataName, dataValue); |
| } |
| |
| // print session contents |
| |
| Enumeration e = session.getAttributeNames(); |
| while (e.hasMoreElements()) { |
| String name = (String)e.nextElement(); |
| String value = session.getAttribute(name).toString(); |
| out.println(name + " <font color="#009900">= </font>" + value); |
| } |
| } |
| }</pre> |
| </body> |
| </html> |