Examples with EntityPersister org.hibernate.persister.entity.EntityPersister used on opensource projects

Example 36 with EntityPersister

use of org.hibernate.persister.entity.EntityPersister in project hibernate-orm by hibernate.

the class CompositesWalkingTest method testEntityComposite.

/**
	 * Test one-level composites defined as part of an entity.
	 */
@Test
public void testEntityComposite() {
    final SessionFactory sf = new Configuration().addAnnotatedClass(TestCourse.class).buildSessionFactory();
    try {
        final EntityPersister ep = (EntityPersister) sf.getClassMetadata(TestCourse.class);
        MetamodelGraphWalker.visitEntity(new LoggingAssociationVisitationStrategy(), ep);
    } finally {
        sf.close();
    }
}

Example 37 with EntityPersister

use of org.hibernate.persister.entity.EntityPersister in project hibernate-orm by hibernate.

the class KeyManyToOneWalkingTest method testWalkingKeyManyToOneGraphs.

@Test
public void testWalkingKeyManyToOneGraphs() {
    // Address has a composite id with a bi-directional key-many to Person
    final EntityPersister ep = (EntityPersister) sessionFactory().getClassMetadata(Address.class);
    MetamodelGraphWalker.visitEntity(new LoggingAssociationVisitationStrategy(), ep);
}

Example 38 with EntityPersister

use of org.hibernate.persister.entity.EntityPersister in project hibernate-orm by hibernate.

the class ImmutableNaturalIdTest method testNaturalIdNullability.

@Test
@TestForIssue(jiraKey = "HHH-10360")
public void testNaturalIdNullability() {
    final EntityPersister persister = sessionFactory().getEntityPersister(User.class.getName());
    final int propertyIndex = persister.getEntityMetamodel().getPropertyIndex("userName");
    // nullability is not specified, so it should be non-nullable by hbm-specific default
    assertFalse(persister.getPropertyNullability()[propertyIndex]);
}

Example 39 with EntityPersister

use of org.hibernate.persister.entity.EntityPersister in project hibernate-orm by hibernate.

the class Example method toSqlString.

@Override
public String toSqlString(Criteria criteria, CriteriaQuery criteriaQuery) {
    final StringBuilder buf = new StringBuilder().append('(');
    final EntityPersister meta = criteriaQuery.getFactory().getEntityPersister(criteriaQuery.getEntityName(criteria));
    final String[] propertyNames = meta.getPropertyNames();
    final Type[] propertyTypes = meta.getPropertyTypes();
    final Object[] propertyValues = meta.getPropertyValues(exampleEntity);
    for (int i = 0; i < propertyNames.length; i++) {
        final Object propertyValue = propertyValues[i];
        final String propertyName = propertyNames[i];
        final boolean isVersionProperty = i == meta.getVersionProperty();
        if (!isVersionProperty && isPropertyIncluded(propertyValue, propertyName, propertyTypes[i])) {
            if (propertyTypes[i].isComponentType()) {
                appendComponentCondition(propertyName, propertyValue, (CompositeType) propertyTypes[i], criteria, criteriaQuery, buf);
            } else {
                appendPropertyCondition(propertyName, propertyValue, criteria, criteriaQuery, buf);
            }
        }
    }
    if (buf.length() == 1) {
        buf.append("1=1");
    }
    return buf.append(')').toString();
}

Example 40 with EntityPersister

use of org.hibernate.persister.entity.EntityPersister in project hibernate-orm by hibernate.

the class TwoPhaseLoad method doInitializeEntity.

private static void doInitializeEntity(final Object entity, final EntityEntry entityEntry, final boolean readOnly, final SharedSessionContractImplementor session, final PreLoadEvent preLoadEvent) throws HibernateException {
    final PersistenceContext persistenceContext = session.getPersistenceContext();
    final EntityPersister persister = entityEntry.getPersister();
    final Serializable id = entityEntry.getId();
    final Object[] hydratedState = entityEntry.getLoadedState();
    final boolean debugEnabled = LOG.isDebugEnabled();
    if (debugEnabled) {
        LOG.debugf("Resolving associations for %s", MessageHelper.infoString(persister, id, session.getFactory()));
    }
    final Type[] types = persister.getPropertyTypes();
    for (int i = 0; i < hydratedState.length; i++) {
        final Object value = hydratedState[i];
        if (value == LazyPropertyInitializer.UNFETCHED_PROPERTY) {
            // No resolution is necessary, unless the lazy property is a collection.
            if (types[i].isCollectionType()) {
                // IMPLEMENTATION NOTE: this is a lazy collection property on a bytecode-enhanced entity.
                // HHH-10989: We need to resolve the collection so that a CollectionReference is added to StatefulPersistentContext.
                // As mentioned above, hydratedState[i] needs to remain LazyPropertyInitializer.UNFETCHED_PROPERTY
                // so do not assign the resolved, unitialized PersistentCollection back to hydratedState[i].
                types[i].resolve(value, session, entity);
            }
        } else if (value != PropertyAccessStrategyBackRefImpl.UNKNOWN) {
            // we know value != LazyPropertyInitializer.UNFETCHED_PROPERTY
            hydratedState[i] = types[i].resolve(value, session, entity);
        }
    }
    //Must occur afterQuery resolving identifiers!
    if (session.isEventSource()) {
        preLoadEvent.setEntity(entity).setState(hydratedState).setId(id).setPersister(persister);
        final EventListenerGroup<PreLoadEventListener> listenerGroup = session.getFactory().getServiceRegistry().getService(EventListenerRegistry.class).getEventListenerGroup(EventType.PRE_LOAD);
        for (PreLoadEventListener listener : listenerGroup.listeners()) {
            listener.onPreLoad(preLoadEvent);
        }
    }
    persister.setPropertyValues(entity, hydratedState);
    final SessionFactoryImplementor factory = session.getFactory();
    if (persister.hasCache() && session.getCacheMode().isPutEnabled()) {
        if (debugEnabled) {
            LOG.debugf("Adding entity to second-level cache: %s", MessageHelper.infoString(persister, id, session.getFactory()));
        }
        final Object version = Versioning.getVersion(hydratedState, persister);
        final CacheEntry entry = persister.buildCacheEntry(entity, hydratedState, version, session);
        final EntityRegionAccessStrategy cache = persister.getCacheAccessStrategy();
        final Object cacheKey = cache.generateCacheKey(id, persister, factory, session.getTenantIdentifier());
        // we need to be careful not to clobber the lock here in the cache so that it can be rolled back if need be
        if (session.getPersistenceContext().wasInsertedDuringTransaction(persister, id)) {
            cache.update(session, cacheKey, persister.getCacheEntryStructure().structure(entry), version, version);
        } else {
            final SessionEventListenerManager eventListenerManager = session.getEventListenerManager();
            try {
                eventListenerManager.cachePutStart();
                final boolean put = cache.putFromLoad(session, cacheKey, persister.getCacheEntryStructure().structure(entry), session.getTimestamp(), version, useMinimalPuts(session, entityEntry));
                if (put && factory.getStatistics().isStatisticsEnabled()) {
                    factory.getStatistics().secondLevelCachePut(cache.getRegion().getName());
                }
            } finally {
                eventListenerManager.cachePutEnd();
            }
        }
    }
    if (persister.hasNaturalIdentifier()) {
        persistenceContext.getNaturalIdHelper().cacheNaturalIdCrossReferenceFromLoad(persister, id, persistenceContext.getNaturalIdHelper().extractNaturalIdValues(hydratedState, persister));
    }
    boolean isReallyReadOnly = readOnly;
    if (!persister.isMutable()) {
        isReallyReadOnly = true;
    } else {
        final Object proxy = persistenceContext.getProxy(entityEntry.getEntityKey());
        if (proxy != null) {
            // there is already a proxy for this impl
            // only set the status to read-only if the proxy is read-only
            isReallyReadOnly = ((HibernateProxy) proxy).getHibernateLazyInitializer().isReadOnly();
        }
    }
    if (isReallyReadOnly) {
        //no need to take a snapshot - this is a
        //performance optimization, but not really
        //important, except for entities with huge
        //mutable property values
        persistenceContext.setEntryStatus(entityEntry, Status.READ_ONLY);
    } else {
        //take a snapshot
        TypeHelper.deepCopy(hydratedState, persister.getPropertyTypes(), persister.getPropertyUpdateability(), //afterQuery setting values to object
        hydratedState, session);
        persistenceContext.setEntryStatus(entityEntry, Status.MANAGED);
    }
    persister.afterInitialize(entity, session);
    if (debugEnabled) {
        LOG.debugf("Done materializing entity %s", MessageHelper.infoString(persister, id, session.getFactory()));
    }
    if (factory.getStatistics().isStatisticsEnabled()) {
        factory.getStatistics().loadEntity(persister.getEntityName());
    }
}