functies verwijderd die niet nodig zijn

training-assignments/src/java/eu/sig/training/ch04-duplication/bankaccounts/CheckingAccount.java

@@ -2,17 +2,10 @@
 
 // tag::CheckingAccount[]
 public class CheckingAccount {
-    private static final float INTEREST_PERCENTAGE = 0.01f;
     private Money balance = new Money();
-    private int transferLimit = 100;
 
     public Transfer makeTransfer(String counterAccount, Money amount)
-        throws BusinessException {
-        // 1. Check withdrawal limit:
-        if (amount.greaterThan(this.transferLimit)) {
-            throw new BusinessException("Limit exceeded!");
-        }
-        // 2. Assuming result is 9-digit bank account number, validate 11-test:
+        throws BusinessException {     
         int sum = 0;
         for (int i = 0; i < counterAccount.length(); i++) {
             char character = counterAccount.charAt(i);
@@ -28,14 +21,5 @@ public Transfer makeTransfer(String counterAccount, Money amount)
             throw new BusinessException("Invalid account number!");
         }
     }
-
-    public void addInterest() {
-        Money interest = balance.multiply(INTEREST_PERCENTAGE);
-        if (interest.greaterThan(0)) {
-            balance.add(interest);
-        } else {
-            balance.substract(interest);
-        }
-    }
 }
 // end::CheckingAccount[]