accounts.txt : Requirements in summary: 1) Develop a Java GUI application that r

Question

accounts.txt :

Requirements in summary: 1) Develop a Java GUI application that reads account information from the provided text file (accounts.txt, shows all account numbers in a JComboBox, and displays other GUI controls as shown in Fig. 1 (20 points); 2) Exit button Quit the application(1 point); 3) Deposit button: Make a deposit to a selected account (12 points); 4) Withdraw button: Make a withdrawal from a selected account (12 points); 5) Transfer To button: Make a transfer from a selected account to a beneficiary account (15 points). Bank Account Application Account Number: 1001 Deposit Withdraw Open Date: Transfer To Customer Name: Exit Balance: Fig. 1 When the Java program starts

Explanation / Answer

First Two points completed successfully..

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.*;

public class AppletLayout extends JApplet implements ActionListener
{

    private JComboBox selModeCombo;

    private JButton deposit;
    private JButton withdraw;
    private JButton transfer;
    private JButton exit;

    private String[] selectionModelString = {"1001","1002","1003","1004","1005","1006","1007","1008","1009","1010","1011"};

    public void init()
    {
        try
        {
            SwingUtilities.invokeLater(new Runnable()
            {
                public void run()
                {
                    createAndDisplayGUI();
                }
            });
        }
        catch(Exception e)
        {
            System.err.println("Unable to Create and Display GUI : " + e.getMessage());
            e.printStackTrace();
        }
    }

    private void createAndDisplayGUI()
    {
    
    JTextArea textArea = new JTextArea(
          "                       "
      );

        JLabel selModeLabel = new JLabel("Account Number", JLabel.LEFT);
        selModeCombo = new JComboBox(selectionModelString);

        JLabel opendate = new JLabel("Open Date", JLabel.LEFT);
        JTextField opendate1= new JTextField();
       
        JLabel custname = new JLabel("Customer Name", JLabel.LEFT);
        JTextField custname1= new JTextField();
       
        JLabel balance = new JLabel("Balance", JLabel.LEFT);
        JTextField balance1= new JTextField();
     
        deposit = new JButton("Deposit");
        deposit.addActionListener(this);
        withdraw = new JButton("Withdraw");
        withdraw.addActionListener(this);
        transfer = new JButton("Transfer");
        transfer.addActionListener(this);
        exit = new JButton("Exit");
        exit.addActionListener(this);

        JComponent contentPane = (JComponent) getContentPane();

       
        JPanel combopanel = new JPanel();
        combopanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
        combopanel.setLayout(new GridLayout(0, 1, 5, 5));
        combopanel.add(selModeLabel);
        combopanel.add(selModeCombo);
        combopanel.add(opendate);
        combopanel.add(opendate1);
        combopanel.add(custname);
        combopanel.add(custname1);
        combopanel.add(balance);
        combopanel.add(balance1);
       
        JPanel buttonPanel = new JPanel();
        buttonPanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
        buttonPanel.setLayout(new GridLayout(0, 1, 5, 5));
        buttonPanel.add(deposit);
        buttonPanel.add(withdraw);
        buttonPanel.add(transfer);
        buttonPanel.add(exit);

       
        JPanel mainPanel = new JPanel();
        mainPanel.setLayout(new BorderLayout(5, 5));
        mainPanel.add(combopanel);
        mainPanel.add(buttonPanel, BorderLayout.LINE_END);
     

        contentPane.add(mainPanel, BorderLayout.PAGE_START);

        setSize(1000, 1000);
    }

@Override
public void actionPerformed(ActionEvent e) {
  // TODO Auto-generated method stub
  
    if (( e.getSource ( ).equals ( deposit ) )) {
           JOptionPane.showMessageDialog(null, "Deposited Successfully");
        }else if (( e.getSource ( ).equals ( transfer ) )) {
            JOptionPane.showMessageDialog(null, "Transferred Successfully");
         }else if (( e.getSource ( ).equals ( withdraw ) )) {
             JOptionPane.showMessageDialog(null, "Withdrawed Successfully");
         }
        else if(e.getSource().equals (exit)) System.exit(0);
     }
  

}

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