public abstract class Transaction{
    private int accountNumber;
    private Screen screen;
    private BankDatabase bankDatabase;
    public Transaction(int userAccountNumber, Screen gtoScreen, BankDatabase gtoBankDatabase){
        accountNumber = userAccountNumber;
        screen = gtoScreen;
        bankDatabase = gtoBankDatabase;
    }
    public int getAccountNumber(){
        return accountNumber;
    }
    public Screen getScreen(){
        return screen;
    }
    public BankDatabase getBankDatabase(){
        return bankDatabase;
    }
    abstract public void execute();
}