editroomservlet.java

jsp2.0动态网站开发实例指南原代码

import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import AccountsPack.Administrator;
import RoomPackage.Room;

public class editRoomServlet extends HttpServlet{
    public void doPost (HttpServletRequest request,
		       HttpServletResponse response) {
     doGet(request, response);
     
    }
 
 public void doGet (HttpServletRequest request,
		       HttpServletResponse response) {
     try{
         Integer roomid = (Integer)request.getAttribute("roomid");
         String action = (String)request.getAttribute("action");

         Administrator user = new Administrator();
         Room room = user.GetRoomInfo(roomid.intValue());

         if (  "edit".equals(action) ) {
	         request.setAttribute("action", "edit");
	         if (room != null) {
	             request.setAttribute("room", room);
	         }
	         
	         getServletConfig().getServletContext().getRequestDispatcher("/addroom.jsp").forward(request, response);
         } else if ("delete".equals(action) ) {
             if (room != null) {
                 user.DelRoom(room.get_roomID());
             }
             request.removeAttribute("roomList");
             getServletConfig().getServletContext().getRequestDispatcher("/roomlist.jsp").forward(request, response);
         }
     }
     catch(Exception ex){
         ex.printStackTrace();
     }
 }
}