Package org.apache.openjpa.persistence

Examples of org.apache.openjpa.persistence.OpenJPAEntityManager

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        return (OpenJPAEntityManager) currentEntityManager();
    }

    protected OpenJPAEntityManager getEM(boolean optimistic,
        boolean retainValues) {
        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        em.setNontransactionalRead(true);
        em.setRetainState(retainValues);
        em.setOptimistic(optimistic);
        return em;
    }
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        assertTrue(embeddableMeta.isManagedInterface());
        assertTrue(embeddableMeta.isIntercepting());
    }

    public void testManagedInterface() throws Exception {
        OpenJPAEntityManager em = emf.createEntityManager();
        em.getTransaction().begin();
        ManagedIface pc = em.createInstance(ManagedIface.class);
        pc.setIntFieldSup(3);
        pc.setIntField(4);
        pc.setEmbed(em.createInstance(ManagedInterfaceEmbed.class));

        pc.getEmbed().setEmbedIntField(5);
        assertEquals(5, pc.getEmbed().getEmbedIntField());
        em.persist(pc);
        Object oid = em.getObjectId(pc);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        assertEquals(3, pc.getIntFieldSup());
        assertEquals(4, pc.getIntField());
        assertEquals(5, pc.getEmbed().getEmbedIntField());
        em.getTransaction().begin();
        pc.setIntField(14);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager ();
        em.getTransaction().begin();
        Query query = em.createQuery("select o from ManagedIface o " +
            "where o.intField = 14");
        pc = (ManagedIface) query.getSingleResult();
        assertEquals(14, pc.getIntField());
        em.remove(pc);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        try {
            assertNull(em.find(ManagedIface.class, oid));
        } catch (EntityNotFoundException onfe) {}

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

    public void testInterfaceOwner() {
        OpenJPAEntityManager em = emf.createEntityManager();
        ManagedInterfaceOwner pc = new ManagedInterfaceOwner();
        pc.setIFace(em.createInstance(ManagedInterfaceSup.class));
        pc.setEmbed(em.createInstance(ManagedInterfaceEmbed.class));
        pc.getIFace().setIntFieldSup(3);
        pc.getEmbed().setEmbedIntField(5);

        em.getTransaction().begin();
        em.persist(pc);
        Object oid = em.getObjectId(pc);
        em.getTransaction().commit();
        pc = em.find(ManagedInterfaceOwner.class, oid);
        assertEquals(3, pc.getIFace().getIntFieldSup());
        assertEquals(5, pc.getEmbed().getEmbedIntField());
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedInterfaceOwner.class, oid);
        assertEquals(3, pc.getIFace().getIntFieldSup());
        assertEquals(5, pc.getEmbed().getEmbedIntField());
        em.close();

        em = emf.createEntityManager();
        em.getTransaction().begin();
        Query q = em.createQuery("select o from ManagedInterfaceOwner o " +
            "where o.iface.intFieldSup = 3 and o.embed.embedIntField = 5");
        pc = (ManagedInterfaceOwner) q.getSingleResult();
        assertEquals(3, pc.getIFace().getIntFieldSup());
        assertEquals(5, pc.getEmbed().getEmbedIntField());

        pc.getIFace().setIntFieldSup(13);
        pc.getEmbed().setEmbedIntField(15);
        assertEquals(13, pc.getIFace().getIntFieldSup());
        assertEquals(15, pc.getEmbed().getEmbedIntField());
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedInterfaceOwner.class, oid);
        assertEquals(13, pc.getIFace().getIntFieldSup());
        assertEquals(15, pc.getEmbed().getEmbedIntField());
        em.close();
    }
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        assertEquals(15, pc.getEmbed().getEmbedIntField());
        em.close();
    }

    public void testCollection() {
        OpenJPAEntityManager em = emf.createEntityManager();
        em.getTransaction().begin();
        ManagedIface pc = em.createInstance(ManagedIface.class);
        Set set = new HashSet();
        set.add(new Integer(3));
        set.add(new Integer(4));
        set.add(new Integer(5));
        pc.setSetInteger(set);
        em.persist(pc);
        Object oid = em.getObjectId(pc);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetInteger();
        assertEquals(3, set.size());
        assertTrue(set.contains(new Integer(3)));
        assertTrue(set.contains(new Integer(4)));
        assertTrue(set.contains(new Integer(5)));
        em.getTransaction().begin();
        set.remove(new Integer(4));
        set.add(new Integer(14));
        set.add(new Integer(15));
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetInteger();
        assertEquals(4, set.size());
        assertTrue(set.contains(new Integer(3)));
        assertTrue(set.contains(new Integer(5)));
        assertTrue(set.contains(new Integer(14)));
        assertTrue(set.contains(new Integer(15)));
        em.getTransaction().begin();
        pc.setSetInteger(null);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetInteger();
        assertTrue (set == null || set.size() == 0);
        em.close();
    }
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        assertTrue (set == null || set.size() == 0);
        em.close();
    }

    public void testCollectionPC() {
        OpenJPAEntityManager em = emf.createEntityManager();
        em.getTransaction().begin();
        ManagedIface pc = em.createInstance(ManagedIface.class);
        Set set = new HashSet();
        set.add(new SimpleEntity("a", "3"));
        set.add(new SimpleEntity("b", "4"));
        set.add(new SimpleEntity("c", "5"));
        pc.setSetPC(set);
        em.persist(pc);
        Object oid = em.getObjectId(pc);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetPC();
        assertEquals(3, set.size());
        Collection seen = new ArrayList();
        SimpleEntity rel;
        SimpleEntity toRem = null;
        for (Iterator it = set.iterator(); it.hasNext();) {
            rel = (SimpleEntity) it.next();
            seen.add(rel.getName());
            if (rel.getValue().equals("4"))
                toRem = rel;
        }
        assertEquals(3, seen.size());
        assertTrue(seen.contains("a"));
        assertTrue(seen.contains("b"));
        assertTrue(seen.contains("c"));
        em.getTransaction().begin();
        assertNotNull(toRem);
        set.remove(toRem);
        set.add(new SimpleEntity("x", "14"));
        set.add(new SimpleEntity("y", "15"));
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetPC();
        assertEquals(4, set.size());
        seen.clear();
        for (Iterator it = set.iterator(); it.hasNext();) {
            rel = (SimpleEntity) it.next();
            seen.add(rel.getName());
        }
        assertEquals(4, seen.size());
        assertTrue(seen.contains("a"));
        assertTrue(seen.contains("c"));
        assertTrue(seen.contains("x"));
        assertTrue(seen.contains("y"));
        em.getTransaction().begin();
        pc.setSetPC(null);
        em.getTransaction().commit();
        em.close();

        em = emf.createEntityManager();
        pc = em.find(ManagedIface.class, oid);
        set = pc.getSetPC();
        assertTrue (set == null || set.size() == 0);
        em.close();
    }
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    }

    public void setUp() {
        deleteAll(RuntimeTest1.class);

        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        startTx(em);
        em.persist(new RuntimeTest1("TestQueryResults1", 10));
        em.persist(new RuntimeTest1("TestQueryResults3", 10));
        em.persist(new RuntimeTest1("TestQueryResults5", 10));
        em.persist(new RuntimeTest3("TestQueryResults2", 10));
        em.persist(new RuntimeTest3("TestQueryResults4", 10));
        em.persist(new RuntimeTest3("TestQueryResults6", 10));
        endTx(em);
        endEm(em);
    }
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        endTx(em);
        endEm(em);
    }

    public void testQueryIteratorsReturnFalseForClosedQuery() {
        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        startTx(em);

        OpenJPAQuery q = em.createQuery("SELECT o FROM RuntimeTest1 o");
        List c = q.getResultList();
        Iterator i = c.iterator();
        if (!(i.hasNext()))
            fail("Iterator should have had next()");
        q.closeAll();
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            fail("Iterator obtained from Query should return false "
                + "for hasNext() after Query has been closed");
    }

    public void testQueryIteratorsThrowExceptionForClosedQuery() {
        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        startTx(em);

        OpenJPAQuery q = em.createQuery("SELECT o FROM RuntimeTest1 o");
        List c = q.getResultList();
        Iterator i = c.iterator();
        if (!(i.hasNext()))
            fail("Iterator should have had next()");
        q.closeAll();
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            //
        }
    }

    public void testLazyQueryIteratorsReturnFalseForClosedem() {
        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        startTx(em);

        String query = "SELECT o FROM RuntimeTest1 o";
        OpenJPAQuery q = em.createQuery(query);
        q.getFetchPlan().setFetchBatchSize(5);
        List c = q.getResultList();

        Iterator i = c.iterator();
        if (!(i.hasNext()))
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            fail("Lazy result iterator obtained from Query should return "
                + "false for hasNext() after em has been closed");
    }

    public void testEagerQueryIteratorsWorkForClosedem() {
        OpenJPAEntityManager em =
            (OpenJPAEntityManager) currentEntityManager();
        startTx(em);

        String query = "SELECT o FROM RuntimeTest1 o";
        OpenJPAQuery q = em.createQuery(query);
        q.getFetchPlan().setFetchBatchSize(-1);

        List c = q.getResultList();

        Iterator i = c.iterator();
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