Package org.apache.openjpa.persistence

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

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        OpenJPAEntityManager pm = getPM();
        AttachB b = (AttachB) pm.find(AttachB.class, oid);

        assertNotNull("b is null in doCollectionTest", b);
        b.getDs();
        b = (AttachB) pm.detach(b);
        endEm(pm);

        assertEquals("b is null in doCollectionTest", 1, b.getDs().size());
        if (remove) {
            for (Iterator it = b.getDs().iterator(); it.hasNext();) {
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        pm = (OpenJPAEntityManager) factory.createEntityManager();
        pc = (DetachSMPC) pm.find(DetachSMPC.class, pcoid);
        pc.getRelSet();
        pc.getStringIntMap();
        if (!auto) {
            pc = (DetachSMPC) pm.detach(pc);
            assertDetachedSM(pc);
        }
        pc = (DetachSMPC) roundtrip(pc, false);
        assertDetachedSM(pc);
        endEm(pm);
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    public void testAttachDetachSuccess()
        throws Exception {
        OpenJPAEntityManager pm1 = getPM(false, false);
        LockGroupPC pc1 = (LockGroupPC) pm1.find(LockGroupPC.class, oid);
        Object detached = pm1.detach(pc1);
        startTx(pm1);
        pc1.setLockGroup0IntField(1);
        pc1.setUnlockedStringField("pm1 changed value");
        endTx(pm1);
        endEm(pm1);
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    public void testAttachDetachFailure()
        throws Exception {
        OpenJPAEntityManager pm1 = getPM(false, false);
        LockGroupPC pc1 = (LockGroupPC) pm1.find(LockGroupPC.class, oid);
        Object detached = pm1.detach(pc1);
        startTx(pm1);
        pc1.setLockGroup0IntField(1);
        endTx(pm1);
        endEm(pm1);
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        pc.setName("changed");
        pc2.setName("changed2");
        endTx(pm);
        assertEquals(2, pc.getVersion());
        assertEquals(2, pc2.getVersion());
        ValueStrategyPC detached = (ValueStrategyPC) pm.detach(pc);
        ValueStrategyPC detached2 = (ValueStrategyPC) pm.detach(pc2);
        endEm(pm);

        // clean attach
        pm = (OpenJPAEntityManager) currentEntityManager();
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        pc2.setName("changed2");
        endTx(pm);
        assertEquals(2, pc.getVersion());
        assertEquals(2, pc2.getVersion());
        ValueStrategyPC detached = (ValueStrategyPC) pm.detach(pc);
        ValueStrategyPC detached2 = (ValueStrategyPC) pm.detach(pc2);
        endEm(pm);

        // clean attach
        pm = (OpenJPAEntityManager) currentEntityManager();
        startTx(pm);
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            c = new ArrayList((Collection) q.getResultList());
            assertEquals(1, c.size());
            CacheObjectA a = (CacheObjectA) c.iterator().next();
            if (related)
                a.getRelatedArray();
            em.detach(a);
            assertEquals(ORIG_NAME, a.getName());
            q.closeAll();
        }
        finally {
            rollbackTx(em);
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        assertTrue(em.contains(e20));
        assertFalse(em.isDetached(e20));
        verifySerializable(e20, true, false);
       
        // new openjpa-2.0.0 behavior, where detach() doesn't return updated entity, but does it in-place
        em.detach(e20);
        if (log.isTraceEnabled())
            log.trace("** testDetach20() - after detach");
        // in-place updated entity should not have any proxy classes and should be detached
        assertFalse(em.contains(e20));
        assertTrue(em.isDetached(e20));
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            c = new ArrayList((Collection) q.getResultList());
            assertEquals(1, c.size());
            CacheObjectA a = (CacheObjectA) c.iterator().next();
            if (related)
                a.getRelatedArray();
            em.detach(a);
            assertEquals(ORIG_NAME, a.getName());
            q.closeAll();
        }
        finally {
            rollbackTx(em);
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        OpenJPAEntityManager em = emf.createEntityManager();
        em.getTransaction().begin();
        intVer = em.find(IntVersionEntity.class, id);
        tsVer = em.find(TimestampVersionEntity.class, id);
        noVer = em.find(NoVersionEntity.class, id);
        em.detach(intVer);
        em.detach(tsVer);
        em.detach(noVer);
        em.getTransaction().commit();
        em.close();
       
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