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

Class org.apache.openjpa.persistence.OpenJPAEntityManager

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

org.apache.openjpa.persistence.OpenJPAEntityManager.detach()
Detach the specified object from the entity manager. @param pc the instance to detach @return the detached instance

        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();
        
        // Detach all internal implicitly with close()

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        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();
        
        // Detach all internal implicitly with close()
        em = emf.createEntityManager();

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            em.clear();


            // find the entity
            p = em.find(Person.class, p.getId());
            // detach the entity
            em.detach(p);
            assertFalse(em.contains(p));


            // Set name to an invalid value (contains a space) to force a CVE upon merge+update
            p.setFirstName("First Name");
            em.getTransaction().begin();

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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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        endEm(pm);


        pm = getPM();
        c2 = (CalendarFields) pm.find(CalendarFields.class, id2);
        assertTimeZonesEquals(c1, c2);
        assertTimeZonesEquals(c1, (CalendarFields) pm.detach(c2));
        endEm(pm);
    }


    public void testCalendarQuery() {
        long time = 1136660560572L;

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        plan.addFetchGroup("address.country");


        PCCompany company1 =
            (PCCompany) pm.find(PCCompany.class, _rootCompanyId);


        PCCompany company = (PCCompany) pm.detach(company1);
        assertTrue("company is equal company1", company != company1);
        Set departments = (Set) PCCompany.reflect(company, "departments");
        assertNotNull("department is null", departments);
        assertEquals("department size is not 2", 2, departments.size());
        PCDepartment dept = (PCDepartment) departments.iterator().next();

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        owner = (DependentFieldsPC) pm.find(DependentFieldsPC.class, oid);
        if (mapped)
            assertEquals(2, owner.getDependentMappedList().size());
        else
            assertEquals(2, owner.getDependentInverseKeyList().size());
        DependentFieldsPC detached = (DependentFieldsPC) pm.detach(owner);
        endEm(pm);


        if (mapped) {
            assertEquals(2, detached.getDependentMappedList().size());
            detached.getDependentMappedList().clear();

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        em.getTransaction().commit();
        em.close();


        em = emf.createEntityManager();
        ManagedIface pcx = em.find(ManagedIface.class, oid);
        pc = em.detach(pcx);
        em.close();


        assertTrue(em.isDetached(pc));
        pc.setIntField(7);

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