CollectionDao extends HibernateDao<Collection, String> { public boolean contains (final String cid, final Long pid) { Collection collection = read(cid); Hibernate.initialize (collection.getProducts()); return collection.getProducts().contains(productDao.read(pid)); }  @Override void delete(final Collection collection); @Override void deleteAll(); boolean contains(final String cid, final Long pid); void removeProduct(final String cid, final Long pid, User user); void removeProducts(final String cid, final Long[] pids, User user); @SuppressWarnings ("unchecked") List<Collection> getCollectionsOfProduct(final Long product_id); List<Long> getProductIds(final String collection_uuid, User user); @SuppressWarnings("unchecked") List<String> getCollectionsUUID(); String getCollectionUUIDByName(final String collection_name); Collection getByName(final String name); Iterator<Collection> getAllCollections(); final static String HIDDEN_PREFIX; final static String COLLECTION_ROOT_NAME; }
@Test public void contains () { long productId = 5; String collectionIdTrue = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa2"; String collectionIdFalse = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3"; Assert.assertTrue (dao.contains (collectionIdTrue, productId)); Assert.assertFalse (dao.contains (collectionIdFalse, productId)); }