Examples with FROM_PARENT org.hibernate.type.ForeignKeyDirection.FROM_PARENT used on opensource projects

Example 1 with FROM_PARENT

use of org.hibernate.type.ForeignKeyDirection.FROM_PARENT in project hibernate-reactive by hibernate.

the class DefaultReactiveMergeEventListener method entityIsTransient.

protected CompletionStage<Void> entityIsTransient(MergeEvent event, MergeContext copyCache) {
    LOG.trace("Merging transient instance");
    final Object entity = event.getEntity();
    final EventSource session = event.getSession();
    final String entityName = event.getEntityName();
    final EntityPersister persister = session.getEntityPersister(entityName, entity);
    final Serializable id = persister.hasIdentifierProperty() ? persister.getIdentifier(entity, session) : null;
    final Object copy;
    final Object existingCopy = copyCache.get(entity);
    if (existingCopy != null) {
        persister.setIdentifier(copyCache.get(entity), id, session);
        copy = existingCopy;
    } else {
        copy = session.instantiate(persister, id);
        // before cascade!
        copyCache.put(entity, copy, true);
    }
    // cascadeOnMerge(event, persister, entity, copyCache, Cascades.CASCADE_BEFORE_MERGE);
    return super.cascadeBeforeSave(session, persister, entity, copyCache).thenCompose(v -> copyValues(persister, entity, copy, session, copyCache, FROM_PARENT)).thenCompose(v -> saveTransientEntity(copy, entityName, event.getRequestedId(), session, copyCache)).thenCompose(v -> super.cascadeAfterSave(session, persister, entity, copyCache)).thenCompose(v -> copyValues(persister, entity, copy, session, copyCache, TO_PARENT)).thenAccept(v -> {
        event.setResult(copy);
        if (copy instanceof PersistentAttributeInterceptable) {
            final PersistentAttributeInterceptable interceptable = (PersistentAttributeInterceptable) copy;
            final PersistentAttributeInterceptor interceptor = interceptable.$$_hibernate_getInterceptor();
            if (interceptor == null) {
                persister.getBytecodeEnhancementMetadata().injectInterceptor(copy, id, session);
            }
        }
    });
}