管理员登录

src/com/hellogithub/dao/AdminDao.java

@@ -39,18 +39,16 @@ public class AdminDao {
         }
     }
 
-    public int  updateAdminLoginTime(String name){
-        String label="";
+    public int  updateAdminLoginTime(String adminName, String loginTime){
         int num;
         try {
             Connection conn = JdbcUtils.getConnection();
             QueryRunner runner = new QueryRunner();
-            String sql="UPDATE user SET searchHistory = ? WHERE userName= ? and isValid = 1";
-            num = runner.update(conn,sql,label,name);
+            String sql="UPDATE admin SET loginTime = ? WHERE adminName= ? and isValid = 1";
+            num = runner.update(conn,sql,loginTime,adminName);
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
-
         return num;
     }
 

src/com/hellogithub/service/AdminService.java

@@ -8,7 +8,14 @@ public class AdminService {
     AdminDao adminDao=new AdminDao();
 
     public adminEntity adminLogin(String userName, String password,String loginTime){
-        return AdminDao.AdminLogin(userName,password,loginTime);
+        int num=adminDao.updateAdminLoginTime(userName,loginTime);
+        if(num==1){
+            return AdminDao.AdminLogin(userName,password,loginTime);
+        }
+        else {
+            return null;
+        }
+
     }
 
 }

src/com/hellogithub/servlet/systemAdmin/AdminLoginServlet.java

@@ -16,6 +16,9 @@ import org.apache.commons.lang3.StringUtils;
 import javax.servlet.http.Cookie;
 import java.io.IOException;
 import java.io.PrintWriter;
+import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.util.Date;
 import java.util.HashMap;
 
 @WebServlet("/adminLogin")
@@ -23,7 +26,7 @@ public class AdminLoginServlet extends HttpServlet {
     AdminService adminService=new AdminService();
     @Override
     protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
-        doGet(req, resp);
+        doPost(req, resp);
     }
 
     @Override
@@ -46,7 +49,6 @@ public class AdminLoginServlet extends HttpServlet {
             setResultError("用户名不能够是为空！", writer);
             return;
         }
-
         String adminPwd = req.getParameter("password");
         // 参数验证
         if (StringUtils.isEmpty(adminPwd)) {
@@ -54,13 +56,10 @@ public class AdminLoginServlet extends HttpServlet {
             setResultError("密码不能够是为空！", writer);
             return;
         }
-
-        String loginTime=req.getParameter("loginTime");
-        if (StringUtils.isEmpty(loginTime)){
-            //转发到错误页面
-            setResultError("登陆时间不能够是为空！", writer);
-            return;
-        }
+        Date now = new Date();
+        SimpleDateFormat sdf= new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        String loginTime=sdf.format(now);
+        System.out.println(loginTime);
 
         // 从session中获取图形验证码
         HttpSession session = req.getSession();