1   // joi/5/bank/CheckingAccount.java
2   //
3   //
4   // Copyright 2003 Bill Campbell and Ethan Bolker
5   
6   /**
7    * A CheckingAccount is a BankAccount with one new feature:
8    * the ability to cash a check by calling the honorCheck method.
9    * Each honored check costs the customer a checkFee.
10   *
11   * @version 5
12   */ 
13  
14  public class CheckingAccount extends BankAccount 
15  {
16      private static int checkFee = 2;  // pretty steep for each check
17  
18      /**
19       * Constructs a CheckingAccount with the given
20       * initial balance and issuing Bank.
21       * Counts as this account's first transaction.
22       *
23       * @param initialBalance the opening balance for this account.
24       * @param issuingBank the bank that issued this account.
25       */
26  
27      public CheckingAccount( int initialBalance, Bank issuingBank ) 
28      {
29          super( initialBalance, issuingBank );
30      }
31  
32      /**
33       * Honor a check:
34       * Charge the account the appropriate fee
35       * and withdraw the amount.
36       *
37       * @param amount amount (in whole dollars) to be withdrawn.
38       * @return the amount withdrawn.     
39       */
40  
41      public int honorCheck( int amount )  
42      {
43          incrementBalance( - checkFee );
44          return withdraw( amount );
45      }
46  
47      /**
48       * Action to take when a new month starts.
49       */
50  
51      public void newMonth()
52      {
53      }
54  }
55