} catch (UserException re) {
// expected
}
// Initialize and persist entity
EmbeddedIdClass id = new EmbeddedIdClass();
id.setPk1(1);
id.setPk2(2);
EmbeddedIdEntity entity = new EmbeddedIdEntity();
entity.setId(id);
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();