Files
GuestBook/src/com/landaiqing/servlet/system/DeleteAdmin.java
2023-06-10 00:07:58 +08:00

45 lines
1.7 KiB
Java

package com.landaiqing.servlet.system;
import com.landaiqing.service.AdminUserService;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet("/deleteAdmin")
public class DeleteAdmin extends HttpServlet {
private AdminUserService adminUserService=new AdminUserService();
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String idStr = req.getParameter("id");
if (idStr==null || idStr==""){
req.setAttribute("errorMsg","ID的值不能为空!!!");
req.getRequestDispatcher("error.jsp").forward(req,resp);
return;
}
try {
Integer id = Integer.parseInt(idStr);
int result = adminUserService.deleteAdmin(id);
if (result > 0) {
// req.getRequestDispatcher("showFlight.jsp").forward(req,resp);
resp.sendRedirect("./System/index.jsp");
}else {
req.setAttribute("errorMsg","删除失败!!!");
req.getRequestDispatcher("error.jsp").forward(req,resp);
}
} catch (NumberFormatException e) {
req.setAttribute("errorMsg","类型转换异常,id 不能转换成Int类型!!!");
req.getRequestDispatcher("error.jsp").forward(req,resp);
e.printStackTrace();
}catch (Exception e){
req.setAttribute("errorMsg","系统异常!!!");
req.getRequestDispatcher("error.jsp").forward(req,resp);
}
}
}