package web.servlet.student;

import service.StudentService;
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 java.io.IOException;

@WebServlet("/deleteSelectStudentServlet")
// 删除选定学生的Servlet
public class DeleteSelectStudentServlet extends HttpServlet {

    // 处理POST请求
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // 获取选定学生的ID数组
        String[] sids = request.getParameterValues("sid");

        // 创建学生服务的实例
        StudentService service = new StudentServiceImpl();

        // 调用服务方法删除选定的学生
        service.deleteSelectStudent(sids);

        // 重定向到查找学生的页面
        response.sendRedirect(request.getContextPath() + "/findStudentByPageServlet");
    }

    // 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);
    }
}