TypedQuery<User> query = entityManager.createNamedQuery(
User.QUERY_FIND_BY_GROUP_NAME, User.class);
query.setParameter(User.NAME_PARAM, aGroup.getName());
TypedQuery<User> query = entityManager.createNamedQuery(
User.QUERY_FIND_BY_GROUP_NAME, User.class);
query.setParameter(User.NAME_PARAM, aGroup.getName());