ApplicationId appId = ApplicationId.newInstance(0, 1);
ApplicationAttemptId appAttemptId =
ApplicationAttemptId.newInstance(appId, 1);
WebResource r = resource();
ClientResponse response =
r.path("ws").path("v1").path("applicationhistory").path("apps")
.path(appId.toString()).path("appattempts")
.path(appAttemptId.toString()).path("containers")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);