Code example for TransientObjectException

0
			if ( id == null ) {
				// context-entity-identifier returns null explicitly if the entity 
				// is not associated with the persistence context; so make some 
				// deeper checks... 
				if ( isTransient(entityName, object, Boolean.FALSE, session) ) {
					throw new TransientObjectException(
							"object references an unsaved transient instance - save the transient instance before flushing: " + 
							(entityName == null ? session.guessEntityName( object ) : entityName)
					); 
				} 
				id = session.getEntityPersister( entityName, object ).getIdentifier( object, session );
			} 
			return id;
		} 
	} 
 
} 
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