__UNDOCUMENTED__
// Create some objects.
Person p = new Person();
p.setFirstName("Robert");
p.setLastName("Simmons");
p.setGender(Gender.MALE);
p.setTaxID("123abc456");
Customer c = new Customer();
c.setPerson(p);
c.setCustomerID(new Integer(414122));
c.setEmail("foo@bar.com");
SavingsAccount a = new SavingsAccount();
a.setCustomer(c);
a.setBalance(new Float(2212.5f));
a.setID(new Integer(412413789));
a.setInterestRate(new Float(0.062f));
Set accounts = new HashSet();
accounts.add(a);
c.setAccounts(accounts);
// Now print them.
System.out.println(p);
System.out.println(c);
System.out.println(a);
