Esempio n. 1
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 // Subtract given amount of money, returning a new amount of money
 public Money subtract(Money money) {
   //		if (amount.compareTo(money.getAmount()) < 0){
   //			System.out.println("the amount withdraw is greater than the amount in the account!");
   //			return new Money(amount);
   //		}
   return new Money(amount.subtract(money.getAmount()));
 }
Esempio n. 2
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 // Add given amount of money, return a new amount of money
 public Money add(Money money) {
   return new Money(amount.add(money.getAmount()));
 }