PetType dog = new PetType();
dog.setName("dog");
Pet bello = new Pet();
bello.setName("Bello");
bello.setType(dog);
Visit belloVisit = new Visit();
belloVisit.setPet(bello);
belloVisit.setDate(new Date(2009, 0, 1));
belloVisit.setDescription("Bello visit");
Pet wodan = new Pet();
wodan.setName("Wodan");
wodan.setType(dog);
Visit wodanVisit = new Visit();
wodanVisit.setPet(wodan);
wodanVisit.setDate(new Date(2009, 0, 2));
wodanVisit.setDescription("Wodan visit");
List<Visit> visits = new ArrayList<Visit>();
visits.add(belloVisit);
visits.add(wodanVisit);
model = new HashMap<String, Object>();