JAVAWEB网上商城项目实现controller层的业务六------JAVA

电玩女神 2024-03-02 08:15 14阅读 0赞

>     package controller;
>     
>     import bean.product;
>     import dao.select;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ProductServlet", urlPatterns = "/controller.ProductServlet")
>     public class ProductServlet extends HttpServlet
>     {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String product_name = request.getParameter("product_name");
>             product product = new select().GetProduct(product_name);
>             HttpSession session = request.getSession();
>             session.setAttribute("product",product);
>             PrintWriter out = response.getWriter();
>             out.println("<script>window.location.href='product.jsp'</script>");
>         }
>     }
> 
>     package controller;
>     
>     import bean.product;
>     import dao.select;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ProductServlet", urlPatterns = "/controller.ProductServlet")
>     public class ProductServlet extends HttpServlet
>     {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String product_name = request.getParameter("product_name");
>             product product = new select().GetProduct(product_name);
>             HttpSession session = request.getSession();
>             session.setAttribute("product",product);
>             PrintWriter out = response.getWriter();
>             out.println("<script>window.location.href='product.jsp'</script>");
>         }
>     }

>     package controller;
>     
>     import bean.Manager;
>     import bean.user;
>     import dao.insert;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ManagerRegisterServlet", urlPatterns = "/controller.ManagerRegisterServlet")
>     public class ManagerRegisterServlet extends HttpServlet {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String username = request.getParameter("username");
>             String email = request.getParameter("email");
>             String userPassword = request.getParameter("password");
>             Manager manager = new Manager(username,userPassword,email);
>             response.setContentType("text/html;charset=GBK");
>             PrintWriter out = response.getWriter();
>             int count = new insert().insertManager(manager);
>             if(count == 1)
>             {
>                 out.println("<script>alert(\"创建成功\");</script>");
>                 out.println("<script>window.location.href='login.jsp'</script>");
>             }
>             else
>             {
>                 out.println("<script>alert(\"创建失败,该邮箱已被使用,请核验后重新注册\");</script>");
>                 out.println("<script>window.location.href='login.jsp'</script>");
>             }
>         }
>     }
> 
>     package controller;
>     
>     import bean.Manager;
>     import bean.user;
>     import dao.insert;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ManagerRegisterServlet", urlPatterns = "/controller.ManagerRegisterServlet")
>     public class ManagerRegisterServlet extends HttpServlet {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String username = request.getParameter("username");
>             String email = request.getParameter("email");
>             String userPassword = request.getParameter("password");
>             Manager manager = new Manager(username,userPassword,email);
>             response.setContentType("text/html;charset=GBK");
>             PrintWriter out = response.getWriter();
>             int count = new insert().insertManager(manager);
>             if(count == 1)
>             {
>                 out.println("<script>alert(\"创建成功\");</script>");
>                 out.println("<script>window.location.href='login.jsp'</script>");
>             }
>             else
>             {
>                 out.println("<script>alert(\"创建失败,该邮箱已被使用,请核验后重新注册\");</script>");
>                 out.println("<script>window.location.href='login.jsp'</script>");
>             }
>         }
>     }

>     package controller;
>     
>     import Service.Login;
>     import bean.Manager;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ManagerLoginServlet", urlPatterns = "/controller.ManagerLoginServlet")
>     public class ManagerLoginServlet extends HttpServlet {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String name = request.getParameter("username");
>             String inputPassword = request.getParameter("password");
>             response.setContentType("text/html;charset=GBK");
>             PrintWriter printWriter = response.getWriter();
>             String email = new Login().ManagerLogin(name,inputPassword);
>             if(!(email == null))
>             {
>                 Manager manager = new Manager(name,inputPassword,email);
>                 HttpSession session = request.getSession();
>                 session.setAttribute( "manager",manager);
>                 request.getRequestDispatcher("html/index.jsp").forward(request,response);
>             }
>             else
>             {
>                 printWriter.println("<script>alert(\"登陆失败,请检查后重新登陆\");</script>");
>                 printWriter.println("<script>window.location.href='login.jsp'</script>");
>             }
>         }
>     }
> 
>     package controller;
>     
>     import Service.Login;
>     import bean.Manager;
>     import jakarta.servlet.*;
>     import jakarta.servlet.http.*;
>     import jakarta.servlet.annotation.*;
>     
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     
>     @WebServlet(name = "controller.ManagerLoginServlet", urlPatterns = "/controller.ManagerLoginServlet")
>     public class ManagerLoginServlet extends HttpServlet {
>         @Override
>         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             this.doPost(request,response);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             String name = request.getParameter("username");
>             String inputPassword = request.getParameter("password");
>             response.setContentType("text/html;charset=GBK");
>             PrintWriter printWriter = response.getWriter();
>             String email = new Login().ManagerLogin(name,inputPassword);
>             if(!(email == null))
>             {
>                 Manager manager = new Manager(name,inputPassword,email);
>                 HttpSession session = request.getSession();
>                 session.setAttribute( "manager",manager);
>                 request.getRequestDispatcher("html/index.jsp").forward(request,response);
>             }
>             else
>             {
>                 printWriter.println("<script>alert(\"登陆失败,请检查后重新登陆\");</script>");
>                 printWriter.println("<script>window.location.href='login.jsp'</script>");
>             }
>         }
>     }