// Marty Stepp, CSE 142, Autumn 2009
// This is another example class.
// Each BankAccount object represents account information for a bank customer.
// We use private fields and public methods to make sure that the user
// cannot ever have a negative account balance.

public class BankAccount {
    // private fields -- cannot be directly accessed outside this file
    private String name;
    private int id;
    private int pin;
    private String password;
    private double balance;
    
    // Deposits the given amount of money into the user's account.
    // If the deposit amount is too big (more than $500), or if it is 
    // negative, the method does nothing.
    public void deposit(double money) {
        if (0 <= money && money <= 500) {
            balance = balance + money;
        }
    }
    
    // Withdraws the given amount of money from the user's account.
    // If the user does not have enough money, or if the amount of money
    // is negative, the method does nothing.
    public void withdraw(double money) {
        if (0 <= money && money <= balance) {
            balance = balance - money;
        }
    }
    
    // Returns the account user's current balance.
    public double getBalance() {
        return balance;
    }
}