if ( idClass != null && ! idClass.isInstance( event.getEntityId() ) ) {
// we may have the kooky jpa requirement of allowing find-by-id where
// "id" is the "simple pk value" of a dependent objects parent. This
// is part of its generally goofy "derived identity" "feature"
if ( persister.getEntityMetamodel().getIdentifierProperty().isEmbedded() ) {
final EmbeddedComponentType dependentIdType =
(EmbeddedComponentType) persister.getEntityMetamodel().getIdentifierProperty().getType();
if ( dependentIdType.getSubtypes().length == 1 ) {
final Type singleSubType = dependentIdType.getSubtypes()[0];
if ( singleSubType.isEntityType() ) {
final EntityType dependentParentType = (EntityType) singleSubType;
final Type dependentParentIdType = dependentParentType.getIdentifierOrUniqueKeyType( source.getFactory() );
if ( dependentParentIdType.getReturnedClass().isInstance( event.getEntityId() ) ) {
// yep that's what we have...