Examples with AbstractPersistentCollection org.hibernate.collection.internal.AbstractPersistentCollection used on opensource projects

Example 1 with AbstractPersistentCollection

use of org.hibernate.collection.internal.AbstractPersistentCollection in project hibernate-orm by hibernate.

the class UnversionedCascadeDereferencedCollectionTest method testGetAndReplaceCollection.

@Test
@TestForIssue(jiraKey = "HHH-9777")
public void testGetAndReplaceCollection() {
    Session s = openSession();
    s.getTransaction().begin();
    UnversionedCascadeOne one = new UnversionedCascadeOne();
    assertNull(one.getManies());
    s.save(one);
    assertNull(one.getManies());
    EntityEntry eeOne = getEntityEntry(s, one);
    assertNull(eeOne.getLoadedValue("manies"));
    s.flush();
    assertNull(one.getManies());
    assertNull(eeOne.getLoadedValue("manies"));
    s.getTransaction().commit();
    s.close();
    final String role = UnversionedCascadeOne.class.getName() + ".manies";
    s = openSession();
    s.getTransaction().begin();
    one = (UnversionedCascadeOne) s.get(UnversionedCascadeOne.class, one.getId());
    // When returned by Session.get(), one.getManies() will return a PersistentCollection;
    // the EntityEntry loaded state should contain the same PersistentCollection.
    eeOne = getEntityEntry(s, one);
    assertNotNull(one.getManies());
    AbstractPersistentCollection maniesEEOneStateOrig = (AbstractPersistentCollection) eeOne.getLoadedValue("manies");
    assertSame(one.getManies(), maniesEEOneStateOrig);
    // Ensure maniesEEOneStateOrig has role, key, and session properly defined (even though one.manies == null)
    assertEquals(role, maniesEEOneStateOrig.getRole());
    assertEquals(one.getId(), maniesEEOneStateOrig.getKey());
    assertSame(s, maniesEEOneStateOrig.getSession());
    // Ensure there is a CollectionEntry for maniesEEOneStateOrig and that the role, persister, and key are set properly.
    CollectionEntry ceManiesOrig = getCollectionEntry(s, maniesEEOneStateOrig);
    assertNotNull(ceManiesOrig);
    assertEquals(role, ceManiesOrig.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManiesOrig.getLoadedPersister());
    assertEquals(one.getId(), ceManiesOrig.getKey());
    // replace collection
    one.setManies(new HashSet<Many>());
    s.flush();
    // Ensure the same EntityEntry is being used.
    assertSame(eeOne, getEntityEntry(s, one));
    // Ensure CollectionEntry for maniesEEOneStateOrig is no longer in the PersistenceContext.
    assertNull(getCollectionEntry(s, maniesEEOneStateOrig));
    // Ensure the original CollectionEntry has role, persister, and key set to null.
    assertNull(ceManiesOrig.getRole());
    assertNull(ceManiesOrig.getLoadedPersister());
    assertNull(ceManiesOrig.getKey());
    // Ensure the PersistentCollection (that was previously returned by eeOne.getLoadedState())
    // has key and role set to null.
    assertNull(maniesEEOneStateOrig.getKey());
    assertNull(maniesEEOneStateOrig.getRole());
    // one.getManies() should be "wrapped" by a PersistentCollection now; role, key, and session should be set properly.
    assertTrue(PersistentCollection.class.isInstance(one.getManies()));
    assertEquals(role, ((PersistentCollection) one.getManies()).getRole());
    assertEquals(one.getId(), ((PersistentCollection) one.getManies()).getKey());
    assertSame(s, ((AbstractPersistentCollection) one.getManies()).getSession());
    // Ensure eeOne.getLoadedState() contains the new collection.
    assertSame(one.getManies(), eeOne.getLoadedValue("manies"));
    // Ensure there is a new CollectionEntry for the new collection and that role, persister, and key are set properly.
    CollectionEntry ceManiesAfterReplace = getCollectionEntry(s, (PersistentCollection) one.getManies());
    assertNotNull(ceManiesAfterReplace);
    assertEquals(role, ceManiesAfterReplace.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManiesAfterReplace.getLoadedPersister());
    assertEquals(one.getId(), ceManiesAfterReplace.getKey());
    // Ensure the session in maniesEEOneStateOrig has been unset.
    assertNull(maniesEEOneStateOrig.getSession());
    s.getTransaction().commit();
    s.close();
}

Example 2 with AbstractPersistentCollection

use of org.hibernate.collection.internal.AbstractPersistentCollection in project hibernate-orm by hibernate.

the class VersionedNoCascadeDereferencedCollectionTest method testGetAndReplaceCollection.

@Test
@TestForIssue(jiraKey = "HHH-9777")
public void testGetAndReplaceCollection() {
    Session s = openSession();
    s.getTransaction().begin();
    VersionedNoCascadeOne one = new VersionedNoCascadeOne();
    assertNull(one.getManies());
    s.save(one);
    assertNull(one.getManies());
    EntityEntry eeOne = getEntityEntry(s, one);
    assertNull(eeOne.getLoadedValue("manies"));
    s.flush();
    assertNull(one.getManies());
    assertNull(eeOne.getLoadedValue("manies"));
    s.getTransaction().commit();
    s.close();
    final String role = VersionedNoCascadeOne.class.getName() + ".manies";
    s = openSession();
    s.getTransaction().begin();
    one = (VersionedNoCascadeOne) s.get(VersionedNoCascadeOne.class, one.getId());
    // When returned by Session.get(), one.getManies() will return a PersistentCollection;
    // the EntityEntry loaded state should contain the same PersistentCollection.
    eeOne = getEntityEntry(s, one);
    assertNotNull(one.getManies());
    AbstractPersistentCollection maniesEEOneStateOrig = (AbstractPersistentCollection) eeOne.getLoadedValue("manies");
    assertSame(one.getManies(), maniesEEOneStateOrig);
    // Ensure maniesEEOneStateOrig has role, key, and session properly defined (even though one.manies == null)
    assertEquals(role, maniesEEOneStateOrig.getRole());
    assertEquals(one.getId(), maniesEEOneStateOrig.getKey());
    assertSame(s, maniesEEOneStateOrig.getSession());
    // Ensure there is a CollectionEntry for maniesEEOneStateOrig and that the role, persister, and key are set properly.
    CollectionEntry ceManiesOrig = getCollectionEntry(s, maniesEEOneStateOrig);
    assertNotNull(ceManiesOrig);
    assertEquals(role, ceManiesOrig.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManiesOrig.getLoadedPersister());
    assertEquals(one.getId(), ceManiesOrig.getKey());
    // replace collection
    one.setManies(new HashSet<Many>());
    s.flush();
    // Ensure the same EntityEntry is being used.
    assertSame(eeOne, getEntityEntry(s, one));
    // Ensure CollectionEntry for maniesEEOneStateOrig is no longer in the PersistenceContext.
    assertNull(getCollectionEntry(s, maniesEEOneStateOrig));
    // Ensure the original CollectionEntry has role, persister, and key set to null.
    assertNull(ceManiesOrig.getRole());
    assertNull(ceManiesOrig.getLoadedPersister());
    assertNull(ceManiesOrig.getKey());
    // Ensure the PersistentCollection (that was previously returned by eeOne.getLoadedState())
    // has key and role set to null.
    assertNull(maniesEEOneStateOrig.getKey());
    assertNull(maniesEEOneStateOrig.getRole());
    // one.getManies() should be "wrapped" by a PersistentCollection now; role, key, and session should be set properly.
    assertTrue(PersistentCollection.class.isInstance(one.getManies()));
    assertEquals(role, ((PersistentCollection) one.getManies()).getRole());
    assertEquals(one.getId(), ((PersistentCollection) one.getManies()).getKey());
    assertSame(s, ((AbstractPersistentCollection) one.getManies()).getSession());
    // Ensure eeOne.getLoadedState() contains the new collection.
    assertSame(one.getManies(), eeOne.getLoadedValue("manies"));
    // Ensure there is a new CollectionEntry for the new collection and that role, persister, and key are set properly.
    CollectionEntry ceManiesAfterReplace = getCollectionEntry(s, (PersistentCollection) one.getManies());
    assertNotNull(ceManiesAfterReplace);
    assertEquals(role, ceManiesAfterReplace.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManiesAfterReplace.getLoadedPersister());
    assertEquals(one.getId(), ceManiesAfterReplace.getKey());
    // Ensure the session in maniesEEOneStateOrig has been unset.
    assertNull(maniesEEOneStateOrig.getSession());
    s.getTransaction().commit();
    s.close();
}

Example 3 with AbstractPersistentCollection

use of org.hibernate.collection.internal.AbstractPersistentCollection in project hibernate-orm by hibernate.

the class CollectionType method replace.

@Override
public Object replace(final Object original, final Object target, final SharedSessionContractImplementor session, final Object owner, final Map copyCache) throws HibernateException {
    if (original == null) {
        return null;
    }
    if (!Hibernate.isInitialized(original)) {
        if (((PersistentCollection) original).hasQueuedOperations()) {
            final AbstractPersistentCollection pc = (AbstractPersistentCollection) original;
            pc.replaceQueuedOperationValues(getPersister(session), copyCache);
        }
        return target;
    }
    // for a null target, or a target which is the same as the original, we
    // need to put the merged elements in a new collection
    Object result = (target == null || target == original || target == LazyPropertyInitializer.UNFETCHED_PROPERTY) ? instantiateResult(original) : target;
    // for arrays, replaceElements() may return a different reference, since
    // the array length might not match
    result = replaceElements(original, result, owner, copyCache, session);
    if (original == target) {
        // get the elements back into the target making sure to handle dirty flag
        boolean wasClean = PersistentCollection.class.isInstance(target) && !((PersistentCollection) target).isDirty();
        // TODO: this is a little inefficient, don't need to do a whole
        // deep replaceElements() call
        replaceElements(result, target, owner, copyCache, session);
        if (wasClean) {
            ((PersistentCollection) target).clearDirty();
        }
        result = target;
    }
    return result;
}

Example 4 with AbstractPersistentCollection

use of org.hibernate.collection.internal.AbstractPersistentCollection in project hibernate-orm by hibernate.

the class VersionedNoCascadeDereferencedCollectionTest method testGetAndNullifyCollection.

@Test
@TestForIssue(jiraKey = "HHH-9777")
public void testGetAndNullifyCollection() {
    Session s = openSession();
    s.getTransaction().begin();
    VersionedNoCascadeOne one = new VersionedNoCascadeOne();
    assertNull(one.getManies());
    s.save(one);
    assertNull(one.getManies());
    EntityEntry eeOne = getEntityEntry(s, one);
    assertNull(eeOne.getLoadedValue("manies"));
    s.flush();
    assertNull(one.getManies());
    assertNull(eeOne.getLoadedValue("manies"));
    s.getTransaction().commit();
    s.close();
    final String role = VersionedNoCascadeOne.class.getName() + ".manies";
    s = openSession();
    s.getTransaction().begin();
    one = (VersionedNoCascadeOne) s.get(VersionedNoCascadeOne.class, one.getId());
    // When returned by Session.get(), one.getManies() will return a PersistentCollection;
    // the EntityEntry loaded state should contain the same PersistentCollection.
    eeOne = getEntityEntry(s, one);
    assertNotNull(one.getManies());
    AbstractPersistentCollection maniesEEOneStateOrig = (AbstractPersistentCollection) eeOne.getLoadedValue("manies");
    assertSame(one.getManies(), maniesEEOneStateOrig);
    // Ensure maniesEEOneStateOrig has role, key, and session properly defined (even though one.manies == null)
    assertEquals(role, maniesEEOneStateOrig.getRole());
    assertEquals(one.getId(), maniesEEOneStateOrig.getKey());
    assertSame(s, maniesEEOneStateOrig.getSession());
    // Ensure there is a CollectionEntry for maniesEEOneStateOrig and that the role, persister, and key are set properly.
    CollectionEntry ceManies = getCollectionEntry(s, maniesEEOneStateOrig);
    assertNotNull(ceManies);
    assertEquals(role, ceManies.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManies.getLoadedPersister());
    assertEquals(one.getId(), ceManies.getKey());
    // nullify collection
    one.setManies(null);
    s.flush();
    // Ensure the same EntityEntry is being used.
    assertSame(eeOne, getEntityEntry(s, one));
    // Ensure one.getManies() is still null.
    assertNull(one.getManies());
    // Ensure CollectionEntry for maniesEEOneStateOrig is no longer in the PersistenceContext.
    assertNull(getCollectionEntry(s, maniesEEOneStateOrig));
    // Ensure the original CollectionEntry has role, persister, and key set to null.
    assertNull(ceManies.getRole());
    assertNull(ceManies.getLoadedPersister());
    assertNull(ceManies.getKey());
    // Ensure the PersistentCollection (that was previously returned by eeOne.getLoadedState())
    // has key and role set to null.
    assertNull(maniesEEOneStateOrig.getKey());
    assertNull(maniesEEOneStateOrig.getRole());
    // Ensure eeOne.getLoadedState() returns null for collection after flush.
    assertNull(eeOne.getLoadedValue("manies"));
    // Ensure the session in maniesEEOneStateOrig has been unset.
    assertNull(maniesEEOneStateOrig.getSession());
    s.getTransaction().commit();
    s.close();
}

Example 5 with AbstractPersistentCollection

use of org.hibernate.collection.internal.AbstractPersistentCollection in project hibernate-orm by hibernate.

the class UnversionedCascadeDereferencedCollectionTest method testMergeNullCollection.

@Test
@TestForIssue(jiraKey = "HHH-9777")
public void testMergeNullCollection() {
    Session s = openSession();
    s.getTransaction().begin();
    UnversionedCascadeOne one = new UnversionedCascadeOne();
    assertNull(one.getManies());
    s.save(one);
    assertNull(one.getManies());
    EntityEntry eeOne = getEntityEntry(s, one);
    assertNull(eeOne.getLoadedValue("manies"));
    s.flush();
    assertNull(one.getManies());
    assertNull(eeOne.getLoadedValue("manies"));
    s.getTransaction().commit();
    s.close();
    final String role = UnversionedCascadeOne.class.getName() + ".manies";
    s = openSession();
    s.getTransaction().begin();
    one = (UnversionedCascadeOne) s.merge(one);
    // after merging, one.getManies() should still be null;
    // the EntityEntry loaded state should contain a PersistentCollection though.
    assertNull(one.getManies());
    eeOne = getEntityEntry(s, one);
    AbstractPersistentCollection maniesEEOneStateOrig = (AbstractPersistentCollection) eeOne.getLoadedValue("manies");
    assertNotNull(maniesEEOneStateOrig);
    // Ensure maniesEEOneStateOrig has role, key, and session properly defined (even though one.manies == null)
    assertEquals(role, maniesEEOneStateOrig.getRole());
    assertEquals(one.getId(), maniesEEOneStateOrig.getKey());
    assertSame(s, maniesEEOneStateOrig.getSession());
    // Ensure there is a CollectionEntry for maniesEEOneStateOrig and that the role, persister, and key are set properly.
    CollectionEntry ceManiesOrig = getCollectionEntry(s, maniesEEOneStateOrig);
    assertNotNull(ceManiesOrig);
    assertEquals(role, ceManiesOrig.getRole());
    assertSame(sessionFactory().getCollectionPersister(role), ceManiesOrig.getLoadedPersister());
    assertEquals(one.getId(), ceManiesOrig.getKey());
    s.flush();
    // Ensure the same EntityEntry is being used.
    assertSame(eeOne, getEntityEntry(s, one));
    // Ensure one.getManies() is still null.
    assertNull(one.getManies());
    // Ensure CollectionEntry for maniesEEOneStateOrig is no longer in the PersistenceContext.
    assertNull(getCollectionEntry(s, maniesEEOneStateOrig));
    // Ensure the original CollectionEntry has role, persister, and key set to null.
    assertNull(ceManiesOrig.getRole());
    assertNull(ceManiesOrig.getLoadedPersister());
    assertNull(ceManiesOrig.getKey());
    // Ensure the PersistentCollection (that was previously returned by eeOne.getLoadedState())
    // has key and role set to null.
    assertNull(maniesEEOneStateOrig.getKey());
    assertNull(maniesEEOneStateOrig.getRole());
    // Ensure eeOne.getLoadedState() returns null for collection after flush.
    assertNull(eeOne.getLoadedValue("manies"));
    // Ensure the session in maniesEEOneStateOrig has been unset.
    assertNull(maniesEEOneStateOrig.getSession());
    s.getTransaction().commit();
    s.close();
}