sendtopic.java

功能描述 1） 后台：管理员负责对整个论坛进行管理

package bbs.servlet;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;

public class SendTopic
    extends HttpServlet {
  private static final String CONTENT_TYPE = "text/html; charset=GBK";

  //Initialize global variables
  public void init() throws ServletException {
  }

  //Process the HTTP Get request
  public void doGet(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    response.setContentType(CONTENT_TYPE);
    PrintWriter out = response.getWriter();
    //字符集
    request.setCharacterEncoding("GB2312");
    //获得用户名，版块ID，版块名称.....
    String username = request.getParameter("uname");
    String tid = request.getParameter("tid");
    String sname = request.getParameter("sname");
    String kname = request.getParameter("kname");
    String topicuser = request.getParameter("topicuser");
    String replay = request.getParameter("replay");
    kname = new String(kname.getBytes("ISO-8859-1"));
    sname = new String(sname.getBytes("ISO-8859-1"));

    //如果该用户已登陆就转发到发帖的页面，否则就让其登陆
    if (!username.equals("") || Integer.parseInt(replay) == 1) {
      request.setAttribute("tid", tid);
      request.setAttribute("uname", username);
      request.setAttribute("sname", sname);
      request.setAttribute("kname", kname);
      request.setAttribute("topicuser", topicuser);
      request.getRequestDispatcher("sendtopic.jsp").forward(request, response);
    }
    else {
      request.setAttribute("message", "您目前还没登录，不能发贴。请在这里进行登录！");
      request.getRequestDispatcher("login.jsp").forward(request, response);
      return;
    }
    out.close();
  }

  //Process the HTTP Post request
  public void doPost(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    doGet(request, response);
  }

  //Clean up resources
  public void destroy() {
  }
}