?? servletsession.java
字號:
package com.chapter6;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class ServletSession extends HttpServlet
{
public void doPost(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
{
doGet(request,response);
}
public void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
{
response.setContentType("text/html;charset=gb2312");
PrintWriter out = response.getWriter();
HttpSession session = request.getSession();
//設置Session值
session.setAttribute("user","better");
session.setAttribute("password","qetrw123");
out.println("<html>");
out.println("<head><title>");
out.println("Servlet中的Session實例");
out.println("</title></head>");
out.println("<body><div align=center>");
out.println("<h1>");
out.println("Servlet中的Session實例");
out.println("</h1>");
out.println("<table width=350 border=1 cellpadding=0 cellspacing=0");
out.println("<tr><th align=center height=25>名稱</td><th align=center height=25>值</td></tr>");
//獲取Session值,并打印到頁面上
java.util.Enumeration e = session.getAttributeNames();
while(e.hasMoreElements())
{
String sessionName = (String) e.nextElement();
out.println("<tr><td align=left height=25>"+sessionName+"</td>");
String sessionValue = (String) session.getAttribute(sessionName);
out.println("<td align=left height=25>"+sessionValue+"</td></tr>");
}
out.println("</table>");
out.println("<p>session id:"+session.getId()+"<p>");
out.println("<p>session創建時間:"+ new java.util.Date(session.getCreationTime())+"<p>");
out.println("</div></body></html>");
}
}
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