System.out.println("Getting info about Fred's children");
wc.back(false).path("children");
getPersons(wc);
System.out.println("Fred and Catherine now have a child, adding a child info to PersonService");
Person child = new Person("Harry", 1);
Response response = wc.reset().path("4").path("children").post(child);
// 201 status and the Location header pointing to
// a newly created (child) Person resource is expected
if (response.getStatus() != 201) {