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hibernate-orm
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HHH-16298 Failure merging a referenced entity

This commit is contained in:
Andrea Boriero 2023-05-03 09:49:35 +02:00 committed by Christian Beikov
parent 4db54a931d
commit 726a3929ba
1 changed files with 35 additions and 10 deletions
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45
hibernate-core/src/main/java/org/hibernate/type/EntityType.java
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@ -13,20 +13,25 @@ import java.util.Map;
import org.hibernate.AssertionFailure;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.bytecode.enhance.spi.interceptor.EnhancementAsProxyLazinessInterceptor;
import org.hibernate.engine.internal.ForeignKeys;
import org.hibernate.engine.spi.EntityUniqueKey;
import org.hibernate.engine.spi.Mapping;
import org.hibernate.engine.spi.PersistenceContext;
import org.hibernate.engine.spi.PersistentAttributeInterceptor;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.persister.entity.EntityPersister;
import org.hibernate.persister.entity.Joinable;
import org.hibernate.persister.entity.UniqueKeyLoadable;
import org.hibernate.proxy.HibernateProxy;
import org.hibernate.proxy.LazyInitializer;
import org.hibernate.type.spi.TypeConfiguration;
import static org.hibernate.engine.internal.ManagedTypeHelper.asPersistentAttributeInterceptable;
import static org.hibernate.engine.internal.ManagedTypeHelper.isPersistentAttributeInterceptable;
import static org.hibernate.proxy.HibernateProxy.extractLazyInitializer;
/**
* Base for types which map associations to persistent entities.
*
@ -341,7 +346,7 @@ public abstract class EntityType extends AbstractType implements AssociationType
public int getHashCode(Object x, SessionFactoryImplementor factory) {
final EntityPersister persister = getAssociatedEntityPersister( factory );
final Object id;
final LazyInitializer lazyInitializer = HibernateProxy.extractLazyInitializer( x );
final LazyInitializer lazyInitializer = extractLazyInitializer( x );
if ( lazyInitializer != null ) {
id = lazyInitializer.getInternalIdentifier();
}
@ -370,7 +375,7 @@ public abstract class EntityType extends AbstractType implements AssociationType
final EntityPersister persister = getAssociatedEntityPersister( factory );
final Class<?> mappedClass = persister.getMappedClass();
Object xid;
final LazyInitializer lazyInitializerX = HibernateProxy.extractLazyInitializer( x );
final LazyInitializer lazyInitializerX = extractLazyInitializer( x );
if ( lazyInitializerX != null ) {
xid = lazyInitializerX.getInternalIdentifier();
}
@ -385,7 +390,7 @@ public abstract class EntityType extends AbstractType implements AssociationType
}
Object yid;
final LazyInitializer lazyInitializerY = HibernateProxy.extractLazyInitializer( y );
final LazyInitializer lazyInitializerY = extractLazyInitializer( y );
if ( lazyInitializerY != null ) {
yid = lazyInitializerY.getInternalIdentifier();
}
@ -460,14 +465,34 @@ public abstract class EntityType extends AbstractType implements AssociationType
return null;
}
else {
EntityPersister entityPersister = getAssociatedEntityPersister( session.getFactory() );
Object propertyValue = entityPersister.getPropertyValue( value, uniqueKeyPropertyName );
final LazyInitializer lazyInitializer = extractLazyInitializer( value );
if ( lazyInitializer != null ) {
/*
If the value is a Proxy and the property access is field, the value returned by
`attributeMapping.getAttributeMetadata().getPropertyAccess().getGetter().get( object )`
is always null except for the id, we need the to use the proxy implementation to
extract the property value.
*/
value = lazyInitializer.getImplementation();
}
else if ( isPersistentAttributeInterceptable( value ) ) {
/*
If the value is an instance of PersistentAttributeInterceptable, and it is not initialized
we need to force initialization the get the property value
*/
final PersistentAttributeInterceptor interceptor = asPersistentAttributeInterceptable( value ).$$_hibernate_getInterceptor();
if ( interceptor instanceof EnhancementAsProxyLazinessInterceptor ) {
( (EnhancementAsProxyLazinessInterceptor) interceptor ).forceInitialize( value, null );
}
}
final EntityPersister entityPersister = getAssociatedEntityPersister( session.getFactory() );
final Object propertyValue = entityPersister.getPropertyValue( value, uniqueKeyPropertyName );
// We now have the value of the property-ref we reference. However,
// we need to dig a little deeper, as that property might also be
// an entity type, in which case we need to resolve its identifier
Type type = entityPersister.getPropertyType( uniqueKeyPropertyName );
final Type type = entityPersister.getPropertyType( uniqueKeyPropertyName );
if ( type.isEntityType() ) {
propertyValue = ( (EntityType) type ).getIdentifier( propertyValue, session );
return ( (EntityType) type ).getIdentifier( propertyValue, session );
}
return propertyValue;
@ -526,7 +551,7 @@ public abstract class EntityType extends AbstractType implements AssociationType
if ( persister.hasIdentifierProperty() ) {
final Object id;
final LazyInitializer lazyInitializer = HibernateProxy.extractLazyInitializer( value );
final LazyInitializer lazyInitializer = extractLazyInitializer( value );
if ( lazyInitializer != null ) {
id = lazyInitializer.getInternalIdentifier();
}
@ -673,7 +698,7 @@ public abstract class EntityType extends AbstractType implements AssociationType
isNullable()
);
final LazyInitializer lazyInitializer = HibernateProxy.extractLazyInitializer( proxyOrEntity );
final LazyInitializer lazyInitializer = extractLazyInitializer( proxyOrEntity );
if ( lazyInitializer != null ) {
lazyInitializer.setUnwrap( isProxyUnwrapEnabled );
}