@Override // Keep subtracting an amount from the account public void run() { while (true) { account.withdraw((int) (Math.random() * 10) + 1); } }
@Override // Keep adding an amount to the account public void run() { try { // Purposely delay it to let the withdraw method proceed while (true) { account.deposit((int) (Math.random() * 10) + 1); Thread.sleep(1000); } } catch (InterruptedException ex) { ex.printStackTrace(); } }