CashDispenser.java
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上传日期:2022-07-30
资源大小:110k
文件大小:2k
源码类别:
金融证券系统
开发平台:
Java
- // CashDispenser.java
- // Represents the cash dispenser of the ATM
- public class CashDispenser
- {
- // the default initial number of bills in the cash dispenser
- private final static int INITIAL_COUNT = 500;
- private int count; // number of $20 bills remaining
- // no-argument CashDispenser constructor initializes count to default
- public CashDispenser()
- {
- count = INITIAL_COUNT; // set count attribute to default
- } // end CashDispenser constructor
- // simulates dispensing of specified amount of cash
- public void dispenseCash( int amount )
- {
- int billsRequired = amount / 20; // number of $20 bills required
- count -= billsRequired; // update the count of bills
- } // end method dispenseCash
- // indicates whether cash dispenser can dispense desired amount
- public boolean isSufficientCashAvailable( int amount )
- {
- int billsRequired = amount / 20; // number of $20 bills required
- if ( count >= billsRequired )
- return true; // enough bills available
- else
- return false; // not enough bills available
- } // end method isSufficientCashAvailable
- } // end class CashDispenser
- /**************************************************************************
- * (C) Copyright 1992-2005 by Deitel & Associates, Inc. and *
- * Pearson Education, Inc. All Rights Reserved. *
- * *
- * DISCLAIMER: The authors and publisher of this book have used their *
- * best efforts in preparing the book. These efforts include the *
- * development, research, and testing of the theories and programs *
- * to determine their effectiveness. The authors and publisher make *
- * no warranty of any kind, expressed or implied, with regard to these *
- * programs or to the documentation contained in these books. The authors *
- * and publisher shall not be liable in any event for incidental or *
- * consequential damages in connection with, or arising out of, the *
- * furnishing, performance, or use of these programs. *
- *************************************************************************/