Package javax.persistence

Examples of javax.persistence.EntityManager.find()

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        em.getTransaction().commit();
        assertEquals(time, e.getId().getTime());
        em.close();

        em = emf.createEntityManager();
        e = em.find(SQLDateIdEntity.class, new Date(time));
        assertEquals(1, e.getData());
        em.close();
    }

    public static void main(String[] args) {
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        em.close();
    }

    public void testFind() {
        EntityManager em = emf.createEntityManager();
        NoGenEntityL3 ent = em.find(NoGenEntityL3.class, 1L);
        assertNotNull(ent);
        assertEquals(99, ent.getL2Data());
        assertEquals(100, ent.getL3Data());

        NoGenEntityL3Sibling sib = em.find(NoGenEntityL3Sibling.class, 1L);
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        NoGenEntityL3 ent = em.find(NoGenEntityL3.class, 1L);
        assertNotNull(ent);
        assertEquals(99, ent.getL2Data());
        assertEquals(100, ent.getL3Data());

        NoGenEntityL3Sibling sib = em.find(NoGenEntityL3Sibling.class, 1L);
        assertNotNull(sib);
        assertEquals(100, sib.getL2Data());
        assertEquals(101, sib.getSiblingL3Data());

        em.close();
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        em.close();
    }

    public void testEMClear() {
        EntityManager em = emf.createEntityManager();
        LRSEntity lrs = em.find(LRSEntity.class, id);
        assertLRS(lrs, "lrs");
        em.clear();
        assertNull(lrs.getLRSList());
        assertMerge(lrs);
        em.close();
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        em.close();
    }

    public void testEMClose() {
        EntityManager em = emf.createEntityManager();
        LRSEntity lrs = em.find(LRSEntity.class, id);
        assertLRS(lrs, "lrs");
        em.close();
        assertNull(lrs.getLRSList());
        assertMerge(lrs);
    }
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        assertLRS(em.merge(lrs), "changed");
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        assertLRS(em.find(LRSEntity.class, id), "changed");
        em.close();
    }

    public static void main(String[] args) {
        TestRunner.run(TestLRS.class);
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                    + "Expecting an InvalidStateException.");
        } catch (InvalidStateException e) {
        }

        em.getTransaction().begin();
        em.remove(em.find(XmlOverrideEntity.class, optional.getId()));
        em.getTransaction().commit();
    }
}
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        em.getTransaction().begin();
        em.persist(entity);
        em.getTransaction().commit();
        em.clear();

        EntityWithCompositeId persistedEntity = em.find(EntityWithCompositeId.class, id);
        StateManagerImpl smi = ((StateManagerImpl) ((PersistenceCapable) persistedEntity).pcGetStateManager());
        Object oid = smi.getObjectId();

        assertEquals(oid, JPAFacadeHelper.toOpenJPAObjectId(cmd, id));
    }
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        em.persist(entity);
        em.getTransaction().commit();
        em.clear();

        // Find the entity and retrieve the objectId we use internally
        BasicEntity persistedEntity = em.find(BasicEntity.class, entity.getId());
        StateManagerImpl smi = ((StateManagerImpl) ((PersistenceCapable) persistedEntity).pcGetStateManager());
        Object oid = smi.getObjectId();

        assertEquals(oid, JPAFacadeHelper.toOpenJPAObjectId(cmd, entity.getId()));
        Object o = JPAFacadeHelper.toOpenJPAObjectId(cmd, entity.getId());
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        em.getTransaction().begin();
        em.persist(entity);
        em.getTransaction().commit();
        em.clear();

        Person persistedEntity = em.find(Person.class, id);
        StateManagerImpl smi = ((StateManagerImpl) ((PersistenceCapable) persistedEntity).pcGetStateManager());
        Object oid = smi.getObjectId();

        assertEquals(oid, JPAFacadeHelper.toOpenJPAObjectId(cmd, id));
    }
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