private static final RestClient REST_CLIENT = new RestClient(CLIENT, URI_PREFIX);
@BeforeClass
public void initClass() throws Exception
{
super.init(Collections.<RequestFilter>emptyList(), ImmutableList.of(new ResponseFilter() {
@Override
public void onResponse(FilterRequestContext requestContext, FilterResponseContext responseContext) {
//Add a custom header to the response to make sure that 404s/500s returned by
//nulls in resource methods are also given a chance to experience the filter
responseContext.getResponseHeaders().put("X-Null-Greetings-Filter", "Ack");