CHAR / SWITCH (FIX AT HOME)

// PROBLEM: Somewhere after the last input. It does not go through the switch statements to output.

package Java;
import java.io.FileReader;
import java.io.PrintWriter;
import java.io.FileNotFoundException;
import java.util.Scanner;

import javax.swing.*;

public class lab3 {

	public static void main(String[] args) throws FileNotFoundException {

			PrintWriter balance = new PrintWriter ("cust.txt");

			String name;
			char code;
			double oldbal;
			int amount;


			name = JOptionPane.showInputDialog("Please enter your name");
			amount = Integer.parseInt(JOptionPane.showInputDialog("Enter the amount"));
			oldbal = Double.parseDouble(JOptionPane.showInputDialog("Enter your old balance"));
			code = JOptionPane.showInputDialog("Please enter your transaction code").charAt(0);

			balance.println(name + " " + code + " " + amount);
			balance.close();


			Scanner infile = new Scanner (new FileReader("cust.txt"));
			String fname;
			char fcode;
			int famount;

			fname = infile.next();
			fcode = infile.next().charAt(0);
			famount = infile.nextInt();

			infile.close();

			switch (fcode) {

			case 'D':
				double add = (famount+oldbal);
				JOptionPane.showMessageDialog(null, "full name: " + name + "\n Trx code: " + code + "\n Old balance: " + oldbal + "\n New Balance: " + add);
				break;

			case 'W':
				double deduct = (oldbal-famount);
				JOptionPane.showMessageDialog(null, "full name: " + name + "\n Trx code: " + code + "\n Old balance: " + oldbal + "\n New Balance: " + deduct);
				break;

			case 'C':
				double deposit = (famount+oldbal);
				JOptionPane.showMessageDialog(null, "full name: " + name + "\n Trx code: " + code + "\n Old balance: " + oldbal + "\n New Balance: " + deposit);
				break;

			default:
				break;
			}

			}

	}