insertfriend.java

来自「功能描述 1） 后台：管理员负责对整个论坛进行管理」· Java 代码 · 共 62 行

package bbs.servlet;
//insertfriend
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import bbs.db.FriendDBAccess;
import bbs.bean.BbsFriend;

public class InsertFriend
    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();
    //获得网站的名称和地址
    String fname = request.getParameter("friendname");
    String faddress = request.getParameter("friendaddress");
    try{
      FriendDBAccess db = new FriendDBAccess();
      BbsFriend friend = new BbsFriend();
      friend.setFname(fname);
      friend.setFaddress(faddress);
      //通过判断在转发
      if(!(fname.equals("")||faddress.equals(""))&&db.insert(friend)>0)
      {
        request.getRequestDispatcher("selectfriend").forward(request,response);
        return;
      }
      else
      {
        request.setAttribute("message","对不起，名称和地址不能为空！！");
      }
      request.getRequestDispatcher("selectfriend").forward(request,response);
      System.out.println("OK3");
    }catch(Exception ex)
        {
           ex.printStackTrace();
           request.setAttribute("message", "数据库操作发生错误！");
            request.getRequestDispatcher("error.jsp").forward(request, response);
        }
    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() {
  }
}