Examples of org.apache.openjpa.util.Id

org.apache.openjpa.util.Id
Datastore identity type. Implementations may choose to use this type, or choose to use their own datastore identity values. @author Abe White

        assertEquals(1, sql.size());
        assertNotSQL(_outer);
        sql.clear();
        
        // should outer join with inexact oid
        oid = new Id(Base.class, ((Id) oid).getId());
        pm = (OpenJPAEntityManager)currentEntityManager();
        pc = (BaseSub2) pm.getObjectId(oid);
        assertEquals(3, pc.getBaseField());
        assertEquals(4, pc.getBaseSub2Field());
        assertEquals(BaseSub2.class, pc.getClass());

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        assertEquals(1, sql.size());
        assertNotSQL(_outer);
        sql.clear();
        
        // should outer join with inexact oid
        oid = new Id(Base.class, ((Id) oid).getId());
        pm = (OpenJPAEntityManager)currentEntityManager();
        pc = (BaseSub1) pm.getObjectId(oid);
        assertEquals(2, pc.getBaseField());
        assertEquals(3, pc.getBaseSub1Field());
        assertEquals(BaseSub1.class, pc.getClass());

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        return val;
    }


    public Object getJoinValue(OpenJPAStateManager sm, Column col,
        JDBCStore store) {
        Id id = (Id) sm.getObjectId();
        return (id == null) ? null : id.getIdObject();
    }

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        if (oid == null || meta == null)
            return null;


        Class cls = meta.getDescribedType();
        if (meta.getIdentityType() == ClassMetaData.ID_DATASTORE)
            return new Id(cls, ((Number) oid).longValue());


        if (oid instanceof Byte)
            return new ByteId(cls, (Byte) oid);
        if (oid instanceof Character)
            return new CharId(cls, (Character) oid);

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            .createEntityManager();
        startTx(em);
        ScheduledEviction pc = new ScheduledEviction("Foo");
        em.persist(pc);
        Object oid = em.getObjectId(pc);
        Object oidwithclass = new Id(ScheduledEviction.class, oid.toString());
        endTx(em);
        endEm(em);


        cache.clear();// clear and wait until next run.
        Calendar cal = Calendar.getInstance();

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        assertNotNull(listener2.updated);
        assertNotNull(listener2.deleted);


        boolean pass = false;
        for (Iterator iter = listener2.added.iterator(); iter.hasNext();) {
            Id roid = Id.newInstance(RuntimeTest1.class, oid);
            Id it = (Id) iter.next();
            //FixMe --det. why it.equals(roid) fails when the are actually equal
            if (it.toString().equals(roid.toString())) {
                pass = true;
                break;
            }
        }
        assertTrue("pass = " + pass, pass);
        assertTrue(listener2.updated.size() == 0);
        assertTrue(listener2.deleted.size() == 0);


        // modify an object
        startTx(pm);
        t1.setStringField("baz");
        endTx(pm);


        try {
            Thread.currentThread().sleep(250);
        }
        catch (InterruptedException ie) {
        }


        // ensure that the commit info was not propagated to factory1.
        assertFalse(listener1.commitNotificationReceived);


        // ensure that the commit info propagated to the remote
        // factories correctly.
        assertNotNull(listener2.added);
        assertNotNull(listener2.updated);
        assertNotNull(listener2.deleted);


        pass = false;
        for (Iterator iter = listener2.updated.iterator(); iter.hasNext();) {
            Id it = (Id) iter.next();
            if (it.toString().equals(roid.toString())) {
                pass = true;
                break;
            }
        }
        assertTrue(pass);
        assertTrue(listener2.added.size() == 0);
        assertTrue(listener2.deleted.size() == 0);


        // delete an object
        startTx(pm);
        pm.remove(t1);
        endTx(pm);


        try {
            Thread.currentThread().sleep(250);
        }
        catch (InterruptedException ie) {
        }


        // ensure that the commit info was not propagated to factory1.
        assertFalse(listener1.commitNotificationReceived);


        // ensure that the commit info propagated to the remote
        // factories correctly.
        assertNotNull(listener2.added);
        assertNotNull(listener2.updated);
        assertNotNull(listener2.deleted);


        pass = false;
        for (Iterator iter = listener2.deleted.iterator(); iter.hasNext();) {
            Id it = (Id) iter.next();
            if (it.toString().equals(roid.toString())) {
                pass = true;
                break;
            }
        }
        assertTrue(pass);

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            startTx(em);
            em.persist(a);
            em.persist(aparent);
            oid = em.getObjectId(a);
            oidwithclass = new Id(CacheObjectA.class, oid.toString());
            parentOid = em.getObjectId(aparent);
            endTx(em);
        }
        finally {
            endEm(em);

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    public void testExpiredRelations() {
        CacheObjectA a = (CacheObjectA) em.find(CacheObjectA.class, oid);
        em.refresh(a);
        Object relationOid = em.getObjectId(a.getRelatedObject());
        relationOid = new Id(CacheObjectA.class, relationOid.toString());


        ClassMetaData meta = repos.getMetaData(CacheObjectA.class, null, true);
        DataCache cache = meta.getDataCache();


        // drop the related data from the cache

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            em.persist(h);


            endTx(em);


            Object[] ids = new Object[4];
            ids[0] = new Id(CacheObjectE.class, em.getObjectId(e).toString());
            ids[1] = new Id(CacheObjectF.class, em.getObjectId(f).toString());
            ids[2] = new Id(CacheObjectG.class, em.getObjectId(g).toString());
            ids[3] = new Id(CacheObjectH.class, em.getObjectId(h).toString());


            // build up some queries to test


            // this one should be only on the superclass, since
            // CacheObjectF has a timeout.

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            em.persist(j);
            endTx(em);
            Object hoid = em.getObjectId(h);
            Object joid = em.getObjectId(j);


            Object hoidwithclass = new Id(CacheObjectH.class, hoid.toString());
            Object joidwithclass = new Id(CacheObjectJ.class, joid.toString());
            endEm(em);


            // make sure j and h are in cache; may not be if not LRU
            int attempts = 0;
            for (; attempts < 100 && !cache.contains(joidwithclass); attempts++)

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