Fifty-Sixth Commit: Implement popup error message for administrator login

Author: AAdewunmi

src/java/ValidateAd.java

@@ -65,7 +65,11 @@ protected void doPost(HttpServletRequest request, HttpServletResponse response)
                 requestDispatcher.forward(request, response);
                 // If username and password are invalid, enter else
             }else{
-                printWriterOut.println("<center><h4>Please Enter Valid Username & Password for Admin!!!</center></h4>");
+                //printWriterOut.println("<center><h4>Please Enter Valid Username & Password for Admin!!!</center></h4>");
+                response.setContentType("text/html");  
+                printWriterOut.println("<script type=\"text/javascript\">");  
+                printWriterOut.println("alert('Please Enter Valid Username & Password for Admin!!!');");  
+                printWriterOut.println("</script>");
                 RequestDispatcher requestDispatcher = request.getRequestDispatcher("Alogin.html");
                 requestDispatcher.include(request, response);
             }

web/Alogin.html

@@ -9,7 +9,6 @@
         <title>Admin Login Page</title>
         <meta charset="UTF-8">
         <meta name="viewport" content="width=device-width, initial-scale=1.0">
-        <!-- <h2 style="text-align: center" id="common">Please Login Using Valid Username and Password</h2> -->
         <h1 style="text-align: center">Welcome To Evently ... An Event Management Portal!</h1>
         <link rel="stylesheet" href="total.css"/>
         <link href="https://fonts.googleapis.com/css2?family=Balsamiq+Sans&display=swap" rel="stylesheet">