import java.awt.Graphics;
import javax.swing.JPanel;
public class Renderer extends JPanel
{
private static final long serialVersionUID = 1L;
@Override
protected void paintComponent(Graphics g)
{
super.paintComponent(g);
FlappyBird.flappyBird.repaint(g);
}
}
public class ATM
{
private boolean userAuthenticated;
private int currentAccountNumber;
private Screen screen;
private Keypad keypad;
private CashDispenser cashDispenser;
private DepositSlot depositSlot;
private BankDatabase bankDatabase;
private static final int BALANCE_INQUIRY = 1;
private static final int WITHDRAWAL = 2;
private static final int DEPOSIT = 3;
private static final int EXIT = 4;
public ATM()
{
userAuthenticated = false;
currentAccountNumber = 0;
screen = new Screen();
keypad = new Keypad();
cashDispenser = new CashDispenser();
depositSlot = new DepositSlot();
bankDatabase = new BankDatabase();
}
public void run()
{
while ( true )
{
while ( !userAuthenticated )
{
screen.displayMessageLine( "\nWelcome!" );
authenticateUser();
}
performTransactions();
userAuthenticated = false;
currentAccountNumber = 0;
screen.displayMessageLine( "\nThank you! Goodbye!" );
}
}
private void authenticateUser()
{
screen.displayMessage( "\nPlease enter your account number: " );
int accountNumber = keypad.getInput();
screen.displayMessage( "\nEnter your PIN: " );
int pin = keypad.getInput();
userAuthenticated =
bankDatabase.authenticateUser( accountNumber, pin );
if ( userAuthenticated )
{
currentAccountNumber = accountNumber;
}
else
{
screen.displayMessageLine("Invalid account number or PIN. Please try again." );
}
}
private void performTransactions()
{
Transaction currentTransaction = null;
boolean userExited = false;
while ( !userExited )
{
int mainMenuSelection = displayMainMenu();
switch ( mainMenuSelection )
{
case BALANCE_INQUIRY:
case WITHDRAWAL:
case DEPOSIT:
currentTransaction = createTransaction( mainMenuSelection );
currentTransaction.execute();
break;
case EXIT:
screen.displayMessageLine( "\nExiting the system..." );
userExited = true;
break;
default:
screen.displayMessageLine("\nYou did not enter a valid selection. Try again." );
break;
}
}
}
private int displayMainMenu()
{
screen.displayMessageLine( "\nMain menu:" );
screen.displayMessageLine( "1 - View my balance" );
screen.displayMessageLine( "2 - Withdraw cash" );
screen.displayMessageLine( "3 - Deposit funds" );
screen.displayMessageLine( "4 - Exit\n" );
screen.displayMessage( "Enter a choice: " );
return keypad.getInput();
}
private Transaction createTransaction( int type )
{
Transaction temp = null;
switch ( type )
{
case BALANCE_INQUIRY:
temp = new BalanceInquiry( currentAccountNumber, screen, bankDatabase );
break;
case WITHDRAWAL:
temp = new Withdrawal( currentAccountNumber, screen, bankDatabase, keypad, cashDispenser );
break;
case DEPOSIT:
temp = new Deposit( currentAccountNumber, screen, bankDatabase, keypad, depositSlot );
break;
}
return temp;
}
}public class Screen
{
public void displayMessage( String message )
{
System.out.print( message );
}
public void displayMessageLine( String message )
{
System.out.println( message );
}
public void displayDollarAmount( double amount )
{
System.out.printf( "$%,.2f", amount );
}
} public class Account
{
private double Balance;
public Account(double initialBalance)
{
if(initialBalance>0.0)
Balance=initialBalance;
}
public void credit(double amount)
{
Balance=Balance+amount;
}
public double getBalance()
{
return Balance;
}
}
import java.util.Scanner;
public class AccountTest
{
public static void main(String[] args)
{
Account account1=new Account(50.00);
Account account2=new Account(-7.53);
System.out.printf("account1 balance: $%.2f\n", account1.getBalance());
System.out.printf("account2 balance: $%.2f\n\n", account2.getBalance());
Scanner input=new Scanner(System.in);
double depositAmount;
System.out.print("Enter deposit amount for account1: ");
depositAmount=input.nextDouble();
System.out.printf("\nadding %.2f to account1 balance\n\n",
depositAmount );
account1.credit(depositAmount);
System.out.printf("Enter deposit amount for account2: ");
depositAmount=input.nextDouble();
System.out.printf("\nadding %.2f to account2 balance\n\n",
depositAmount);
account2.credit(depositAmount);
System.out.printf("account1 balance: $%.2f\n",
account1.getBalance());
System.out.printf("account2 balance: $%.2f\n",
account2.getBalance());
}
}
Antrian
|
- TL : int
- CS : int - getTanggal : String |
+ PrintTel
+ PrintCus |
AntriNih(Main)
|
+ Main
|
import java.util.Scanner;
public class layanglayang{
public static void main (String [] args)
{
Scanner nilai = new Scanner (System.in);
double keliling, luas;
System.out.println("Menghitung Luas Layang-Layang");
{
int d1, d2;
System.out.println("Diagonal 1 = ");
d1 = nilai.nextInt();
System.out.println("Diagonal 2 = ");
d2 = nilai.nextInt();
luas = d1*d2/2;
System.out.println("Luas layang-layang = "+luas);
}
System.out.println("\nMenghitung Keliling Layang-Layang");
{
int sisiA, sisiB;
System.out.println("Sisi A = ");
sisiA = nilai.nextInt();
System.out.println("Sisi B = ");
sisiB = nilai.nextInt();
keliling = 2*sisiA + 2*sisiB;
System.out.println("Keliling layang-layang = "+keliling);
}
}
}
/**
* Date
* Ivan Fadhila
* PBO
*/
public class Date
{
private int month;
private int day;
private int year;
private static final int[] daysPerMonth =
{0,31,28,31,30,31,30,31,31,30,31,30,31};
public Date(int theMonth, int theDay, int theYear)
{
month = checkMonth( theMonth );
year = theYear;
day = checkDay (theDay);
System.out.printf(
"Date object constructor for date %s\n", this);
}
private int CheckMonth(int testMonth)
{
if (testMonth > 0 && testMonth <=12)
return testMonth;
else
throw new IllegalArgumentException ("month must be 1-12");
}
private int checkDay(int testDay)
{
if (testDay > 0 && testDay <= daysPerMonth [month])
return testDay;
if(month == 2 && testDay == 29 && (year % 400 == 0 ||
(year % 4 == 0 && year % 100 != 0 )))
return testDay;
throw new IllegalArgumentException(
"day out-of-range for the specified month and year");
}
public String toString()
{
return String.format("%d/%d/%d", month, day, year);
}
}
/**
* TicketMachine
* Ivan Fadhila
* PBO
*/
public class TicketMachine
{
// The price of a ticket from this machine.
private int price;
//The amount of money entered by a customer so far.
private int balance;
// The total amount of money collected by this machine.
private int total;
public TicketMachine (int ticketCost)
{
price=ticketCost;
balance=0;
total=0;
}
public int getPrice()
{
return price;
}
public int getBalance()
{
return balance;
}
public void insertMoney(int amount)
{
balance=balance+amount;
}
public void printTicket()
{
// Simulate the printing of a ticket.
System.out.println("##################");
System.out.println("# The BlueJ Line");
System.out.println("# Ticket");
System.out.println("# " + price + " cents.");
System.out.println("##################");
System.out.println();
// Update the total collected with the balance.
total=total+balance;
// Clear the balance.
balance=0;
}
}