Arrays and Array Lists - Java Concepts - page 405

14 accounts.add( new BankAccount( 1729 ));
15 accounts.add( 1 , new BankAccount( 1008 ));
16 accounts.remove( 0 );
17
18 System.out.println( "Size: " +
accounts.size()) ;
19 System.out.println( "Expected: 3" );
20 BankAccount first = accounts.get( 0 );
21 System.out.println( "First account
number: "
22 + first.getAccountNumber());
23 System.out.println( "Expected: 1008" );
24 BankAccount last =
accounts.get(accounts.size() - 1 );
25 System.out.println( "Last account number:
"
26 + last.getAccountNumber());
27 System.out.println( "Expected: 1729" );
28 }
29 }
ch07/arraylist/ArrayListTester.java
1 /**
2 A bank account has a balance that can be
changed by
3 deposits and withdrawals.
4 */
5 public class BankAccount
6 {
7 /**
8 Constructs a bank account with a zero
balance.
9 @param anAccountNumber the account
number for this account
10 */
11 public BankAccount( int anAccountNumber)
12 {
13 accountNumber = anAccountNumber;
14 balance = 0 ;
15 }
16
17 /**
18 Constructs a bank account with a given
balance.