tophead.java

一个运行成功的论坛

package mybbs;

import java.io.*;
//import com.mysql.jdbc.Driver;
import java.sql.*;
import java.io.IOException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
public class TopHead extends HttpServlet {

  PrintWriter out;
  ResultSet rs;
  String action,userid;
    public void doPost(HttpServletRequest request,
                      HttpServletResponse response)
        throws IOException
    {
        response.setContentType("text/html;charset=gbk");
        out = response.getWriter();

        HttpSession session = request.getSession();
        if(session.getAttribute("login")!=null){
           int power=0;
           if (session.getAttribute("userpower") != null) {
                 power = Integer.parseInt( (String) session.getAttribute("userpower"));
             }
              out.print("<TR><TD height='23' vAlign=top background='images/head.gif' bgColor=#ffffff ");
              out.print("style='PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; PADDING-TOP: 5px' >");
              out.print("<A href='default.jsp'>论坛首页&nbsp;&nbsp;|&nbsp;</A>");
              out.print((String)session.getAttribute("nickname")+"|&nbsp;");
              out.print("<A href='login.do'>重登陆</A>|&nbsp;");
              out.print("<A href='user_info.do'>查看资料</A>|&nbsp;");
              out.print("<A href='modifyinfo.do'>修改资料</A>|&nbsp;");
              out.print("<A href='modifypass.do'>修改密码</A>|&nbsp;");
              out.print("<A href='search.do?nickname="+session.getAttribute("nickname")+"'>搜索</A>|&nbsp;");
              out.print("<A href='Login.do?action=out'>退出</A>|&nbsp;");
              if(power>10){
              out.print("<A href='listbbs.do'>后台管理</A>|&nbsp;");
              }
              out.print("</TD></TR>");
        }
        else{
        out.print("<TR><TD height='23' vAlign=top background='images/head.gif' bgColor=#ffffff ");
        out.print("style='PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; PADDING-TOP: 5px' >");
        out.print("<A href='default.jsp'>论坛首页&nbsp;&nbsp;|&nbsp;</A>");
        out.print("<A href='login.do'>登陆</A>|&nbsp;");
        out.print("<A href='regist.do'>注册</A>|&nbsp;");
        out.print("</TD></TR>");
        }

    }

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