protected Object getControlObject() {
Root root = new Root();
root.employees = new ArrayList<Employee>();
root.addresses = new ArrayList<Address>();
root.phones = new ArrayList<PhoneNumber>();
Employee employee = new Employee();
employee.name = "Jane Doe";
employee.contact = new ArrayList();
Address addr = new Address();
addr.id = "1";
addr.street = "123 Abc Street";
addr.zip = "123456";
root.addresses.add(addr);
addr = new Address();
addr.id = "2";
addr.street = "321 Cba Street";
addr.zip = "654321";
root.addresses.add(addr);
root.employees.add(employee);
PhoneNumber phone = new PhoneNumber();
phone.id = "0";
phone.number = "234-4321";
root.phones.add(phone);
phone = new PhoneNumber();
phone.id = "1";
phone.number = "123-3456";
employee.contact = phone;
root.phones.add(phone);
phone = new PhoneNumber();
phone.id = "11";
phone.number = "555-7777";
root.phones.add(phone);
return root;
}
@Test
public void convertsAddressCorrectly() {
Address address = new Address();
address.city = "New York";
address.street = "Broadway";
DBObject dbObject = new BasicDBObject();
converter.write(address, dbObject);
assertThat(dbObject.get("city").toString(), is("New York"));
assertThat(dbObject.get("street").toString(), is("Broadway"));
}
@Test
public void testOneToOneOnSubclass() {
Person p = new Person();
p.name = "Gavin";
Address a = new Address();
a.entityName = "Gavin";
a.zip = "3181";
a.state = "VIC";
a.street = "Karbarook Ave";
p.address = a;
Session s = openSession();
Transaction t = s.beginTransaction();
s.persist(p);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
EntityStatistics addressStats =
sessionFactory().getStatistics().getEntityStatistics(Address.class.getName());
EntityStatistics mailingAddressStats =
sessionFactory().getStatistics().getEntityStatistics("MailingAddress");
p =
(Person)
s.createQuery("from Person p join fetch p.address left join fetch p.mailingAddress")
.uniqueResult();
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 0);
assertEquals(mailingAddressStats.getFetchCount(), 0);
p = (Person) s.createQuery("from Person p join fetch p.address").uniqueResult();
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 0);
assertEquals(mailingAddressStats.getFetchCount(), 1);
p = (Person) s.createQuery("from Person").uniqueResult();
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 1);
assertEquals(mailingAddressStats.getFetchCount(), 2);
p = (Person) s.createQuery("from Entity").uniqueResult();
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 2);
assertEquals(mailingAddressStats.getFetchCount(), 3);
// note that in here join fetch is used for the nullable
// one-to-one, due to a very special case of default
p = (Person) s.get(Person.class, "Gavin");
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 2);
assertEquals(mailingAddressStats.getFetchCount(), 3);
p = (Person) s.get(Entity.class, "Gavin");
assertNotNull(p.address);
assertNull(p.mailingAddress);
s.clear();
assertEquals(addressStats.getFetchCount(), 2);
assertEquals(mailingAddressStats.getFetchCount(), 3);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Org org = new Org();
org.name = "IFA";
Address a2 = new Address();
a2.entityName = "IFA";
a2.zip = "3181";
a2.state = "VIC";
a2.street = "Orrong Rd";
org.addresses.add(a2);
s.persist(org);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
org = (Org) s.get(Entity.class, "IFA");
s.clear();
List list = s.createQuery("from Entity e order by e.name").list();
p = (Person) list.get(0);
assertNotNull(p.address);
assertNull(p.mailingAddress);
org = (Org) list.get(1);
assertEquals(org.addresses.size(), 1);
s.clear();
list =
s.createQuery(
"from Entity e left join fetch e.address left join fetch e.mailingAddress order by e.name")
.list();
p = (Person) list.get(0);
org = (Org) list.get(1);
assertNotNull(p.address);
assertNull(p.mailingAddress);
assertEquals(org.addresses.size(), 1);
s.delete(p);
s.delete(org);
t.commit();
s.close();
}
protected Object getControlObject() {
Address addr = new Address();
addr.city = "Ottawa";
addr.street = "Main Street";
return addr;
}