}
@Test
public void testGetIterableOfQextendsKeyOfQextendsT() {
User user1 = create("aaa");
User user2 = create("bbb");
persiter.put(user1, user2);
List<Key<User>> keys = new ArrayList<Key<User>>();
keys.add(new Key<User>(User.class, user1.getId()));
keys.add(new Key<User>(User.class, user2.getId()));
Map<Key<User>, User> results = persiter.get(keys);
List<User> users = new ArrayList<User>();
users.add(user1);