package web.servlet.student;

import service.NotifyService;
import service.StudentService;
import service.impl.NotifyServiceImpl;
import service.impl.StudentServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/deleteStudentServlet")
public class DeleteStudentServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        request.setCharacterEncoding("utf-8");
        HttpSession session = request.getSession();
        String studentid = request.getParameter("s_id");
        StudentService service = new StudentServiceImpl();
        service.deleteStudentById(studentid);
//        request.getRequestDispatcher("/findStudentByPageServlet").forward(request,response);
        response.sendRedirect("findStudentByPageServlet");
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }
}
//package web.servlet.student;
//
//import service.NotifyService;
//import service.StudentService;
//import service.impl.NotifyServiceImpl;
//import service.impl.StudentServiceImpl;
//
//import javax.servlet.ServletException;
//import javax.servlet.annotation.WebServlet;
//import javax.servlet.http.HttpServlet;
//import javax.servlet.http.HttpServletRequest;
//import javax.servlet.http.HttpServletResponse;
//import javax.servlet.http.HttpSession;
//import java.io.IOException;
//
//@WebServlet("/deleteStudentServlet")
//// 删除学生的Servlet
//public class DeleteStudentServlet extends HttpServlet {
//
//    // 处理POST请求
//    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//        // 设置请求的字符编码为UTF-8
//        request.setCharacterEncoding("utf-8");
//
//        // 获取当前会话
//        HttpSession session = request.getSession();
//
//        // 获取要删除的学生ID
//        String studentid = request.getParameter("s_id");
//
//        // 创建学生服务的实例
//        StudentService service = new StudentServiceImpl();
//
//        // 调用服务方法通过学生ID删除学生
//        service.deleteStudentById(studentid);
//
//        // 重定向到查找学生的页面
//        response.sendRedirect("findStudentByPageServlet");
//        // 如果需要使用转发，可以使用下面的代码
//        // request.getRequestDispatcher("/findStudentByPageServlet").forward(request, response);
//    }
//
//    // 处理GET请求，直接调用doPost方法
//    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//        doPost(request, response);
//    }
//}