JAVA BEAN PROGRAM TO DO LOGIN VALIDATION

Emailframe.java

package emaillogin;

import javafx.application.Platform;

import javafx.stage.WindowEvent;

import javax.swing.JOptionPane;

public class emailframe extends javax.swing.JFrame {

public emailframe() {

        initComponents();

    }

@SuppressWarnings("unchecked")

private void initComponents() {

        simpledialog = new javax.swing.JDialog();

        jLabel1 = new javax.swing.JLabel();

        mailid = new javax.swing.JTextField();

        jLabel2 = new javax.swing.JLabel();

        jButton1 = new javax.swing.JButton();

        jLabel3 = new javax.swing.JLabel();

        ExitButton = new javax.swing.JToggleButton();

        password = new javax.swing.JPasswordField();

        javax.swing.GroupLayout simpledialogLayout = new javax.swing.GroupLayout(simpledialog.getContentPane());

        simpledialog.getContentPane().setLayout(simpledialogLayout);

        simpledialogLayout.setHorizontalGroup(            simpledialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGap(0, 400, Short.MAX_VALUE)

        );

        simpledialogLayout.setVerticalGroup(            simpledialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGap(0, 300, Short.MAX_VALUE)

        );

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jLabel1.setText("Enter your Mail-Id:");

        jLabel2.setText("Enter Password:");

        jButton1.setText("Enter");

        jButton1.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton1ActionPerformed(evt);

            }

        });

        jLabel3.setFont(new java.awt.Font("Tahoma", 1, 36)); // NOI18N

        jLabel3.setText("LOGIN FORM");

        ExitButton.setText("Exit");

        ExitButton.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                ExitButtonActionPerformed(evt);

            }

        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());

        getContentPane().setLayout(layout);

        layout.setHorizontalGroup(

            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGroup(layout.createSequentialGroup()

             .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                    .addGroup(layout.createSequentialGroup()

                        .addGap(25, 25, 25)                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)

                            .addGroup(layout.createSequentialGroup()

                                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 106, javax.swing.GroupLayout.PREFERRED_SIZE)                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)

                                .addComponent(mailid, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE))

                            .addGroup(layout.createSequentialGroup()

                                .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 92, javax.swing.GroupLayout.PREFERRED_SIZE)

                                .addGap(18, 18, 18)                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                                    .addGroup(layout.createSequentialGroup()

                                        .addComponent(jButton1)                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)

                                        .addComponent(ExitButton, javax.swing.GroupLayout.PREFERRED_SIZE, 71, javax.swing.GroupLayout.PREFERRED_SIZE))

                                    .addComponent(password)))))

                    .addGroup(layout.createSequentialGroup()

                        .addGap(75, 75, 75)

                        .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 260, javax.swing.GroupLayout.PREFERRED_SIZE)))

                .addContainerGap(65, Short.MAX_VALUE))

        );

        layout.setVerticalGroup(

            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

            .addGroup(layout.createSequentialGroup()

                .addGap(5, 5, 5)

                .addComponent(jLabel3)

                .addGap(18, 18, 18)                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

                    .addComponent(mailid, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)

                    .addComponent(jLabel1))

                .addGap(24, 24, 24)                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)

                    .addComponent(jLabel2)

                    .addComponent(password, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))

                .addGap(28, 28, 28)                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)

                    .addComponent(jButton1)

                    .addComponent(ExitButton))

                .addContainerGap(118, Short.MAX_VALUE))

        );

        pack();

    }// </editor-fold>                       

    private void EnterButtonActionPerformed(java.awt.event.ActionEvent evt) {                                           

        // TODO add your handling code here:

        String a=mailid.getText();

        String b=password.getText();

       

        if (a.equals("krmmcollege@gmail.com")&&b.equals("mscit123")){

            JOptionPane.showMessageDialog(null,"LOGIN SUCCESSFUL!!!!!");

           

        }else{

         JOptionPane.showMessageDialog(null,"LOGIN FAILED!!!!!\n CLICK OK & TRY AGAIN","Wrong Pass",JOptionPane.ERROR_MESSAGE);

         mailid.setText("");

         password.setText("");

                

        }

    }                                       

    private void ExitButtonActionPerformed(java.awt.event.ActionEvent evt) {                                          

        // TODO add your handling code here:

        System.exit(0);

    }                                         

   OUTPUT:

Form Design:

 First screen:

Second Screen:

Third Screen:

Fourth Screen:

Fifth Screen: