Package org.apache.openjpa.persistence

Examples of org.apache.openjpa.persistence.OpenJPAEntityManager.find()

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        // this assumes that we invalidate the cache, rather than update it
        // according to the bulk rule.
        assertFalse(OpenJPAPersistence.cast(emf).getStoreCache()
            .contains(AllFieldTypes.class, oid));

        assertNull(em.find(AllFieldTypes.class, oid));
        em.close();
    }

    public void testBulkUpdate() {
        OpenJPAEntityManager em = emf.createEntityManager();
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        em.getTransaction().commit();

        if (!userDefined) {
            em.close();
            em = emf.createEntityManager();
            un = em.find(getUnenhancedClass(), un.getId());
        }

        assertNotNull(em.getObjectId(un));
    }
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            assertEquals("bar", un.getStringField());
            assertPersistenceContext(em, un, true, true, sub);
            em.flush();
            assertPersistenceContext(em, un, true, true, sub);
            assertTrue(un.getId() != 0);
            UnenhancedType un2 = em.find(getUnenhancedClass(), un.getId());
            assertSame(un, un2);
            em.getTransaction().commit();
            assertPersistenceContext(em, un, false, false, sub);
            un2 = em.find(getUnenhancedClass(), un.getId());
            assertSame(un, un2);
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            assertTrue(un.getId() != 0);
            UnenhancedType un2 = em.find(getUnenhancedClass(), un.getId());
            assertSame(un, un2);
            em.getTransaction().commit();
            assertPersistenceContext(em, un, false, false, sub);
            un2 = em.find(getUnenhancedClass(), un.getId());
            assertSame(un, un2);

            if (!userDefined) {
                em.close();
                em = emf.createEntityManager();
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            if (!userDefined) {
                em.close();
                em = emf.createEntityManager();
            }

            un = em.find(getUnenhancedClass(), un.getId());
            assertNotNull(un);
            if (!userDefined)
                assertTrue(un instanceof PersistenceCapable);
            assertEquals("bar", un.getStringField());
            em.getTransaction().begin();
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            assertEquals("baz", un.getStringField());
           
            em.close();

            em = emf.createEntityManager();
            un = em.find(getUnenhancedClass(), un.getId());
            assertNotNull(un);
            assertTrue(un instanceof PersistenceCapable);
            assertEquals("baz", un.getStringField());
            if (sub)
                assertEquals(17, ((UnenhancedSubtype) un).getIntField());
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        related.setStringField("snth");
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        un = (UnenhancedSubtype) em.find(getUnenhancedClass(), un.getId());
        assertEquals("aoeu", un.getStringField());
        assertNotNull(un.getRelated());
        assertEquals("snth", un.getRelated().getStringField());
        em.close();
    }
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        em.getTransaction().commit();

        if (!userDefined) {
            em.close();
            em = emf.createEntityManager();
            un = em.find(getUnenhancedClass(), un.getId());
            assertTrue(getUnenhancedClass() != un.getClass());
        }

        em.evict(un);
        OpenJPAStateManager sm = (OpenJPAStateManager)
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        em.persist(un);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        un = em.find(getUnenhancedClass(), un.getId());
        assertTrue(getUnenhancedClass() != un.getClass());
        OpenJPAStateManager sm = (OpenJPAStateManager)
            ImplHelper.toPersistenceCapable(un, null).pcGetStateManager();

        // we only expect lazy loading to work when we can redefine classes
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        if (!userDefined) {
            em.close();
            em = emf.createEntityManager();
        }

        un = em.find(getUnenhancedClass(), un.getId());
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ObjectOutputStream oout = new ObjectOutputStream(out);
        oout.writeObject(un);
        oout.flush();
        byte[] bytes = out.toByteArray();
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