public static <T> Set<T> emptyIsNotFound(Set<T> item, String message) {
        if (item == null || item.isEmpty()) {
            log.error(message);
            throw new ItemNotFoundException(message);
        }
        return item;
    }
@Test(expected = ItemNotFoundException.class)
    public void testEmptyIsNotFoundNullThrow() {
        Tools.emptyIsNotFound(null, "Not found!");
        fail("Should've thrown some thing");
    }