usesessionservlet.java

《j2ee应用开发祥解》一书的源代码

package com.j2ee14.ch8;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
/**
 *在Session中设置一些属性。
 */
public class UseSessionServlet extends HttpServlet
{
	public void doGet(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException, ServletException
    {
        request.setCharacterEncoding("gb2312");
        response.setContentType("text/html;charset=gb2312");
        PrintWriter out = response.getWriter();
        //获得session
        HttpSession session=request.getSession(true);
        
        //在session中使用两个不同的方式设置属性。
        session.setAttribute("userName",request.getParameter("userName"));
        session.putValue("anotherAttr","anotherValue");
        out.println("<a href='/ch08/servlet/getsession'>获取session中的值</a>");    

        out.flush();
    }   
}