get rid of extremely useless log messages

These messages were added in HHH-7454 and HHH-11426.

- I'm pretty sure that the claim made in HHH-7454 is simply incorrect,
  whereas the message added in
- On the other hand, HHH-11426 is warning about an error that might,
  but probably won't occur.

Author: gavinking

hibernate-core/src/main/java/org/hibernate/jpa/internal/PersistenceUnitUtilImpl.java

@@ -30,7 +30,6 @@
  * @author Steve Ebersole
  */
 public class PersistenceUnitUtilImpl implements PersistenceUnitUtil, Serializable {
-	private static final Logger log = Logger.getLogger( PersistenceUnitUtilImpl.class );
 
 	private final SessionFactoryImplementor sessionFactory;
 	private final transient PersistenceUtilHelper.MetadataCache cache = new PersistenceUtilHelper.MetadataCache();
@@ -41,16 +40,11 @@ public PersistenceUnitUtilImpl(SessionFactoryImplementor sessionFactory) {
 
 	@Override
 	public boolean isLoaded(Object entity, String attributeName) {
-		// added log message to help with HHH-7454, if state == LoadState,NOT_LOADED, returning true or false is not accurate.
-		log.debug( "PersistenceUnitUtil#isLoaded is not always accurate; consider using EntityManager#contains instead" );
-		switch ( isLoadedWithoutReference( entity, attributeName, cache ) ) {
-			case LOADED:
-				return true;
-			case NOT_LOADED:
-				return false;
-			default:
-				return isLoadedWithReference( entity, attributeName, cache ) != NOT_LOADED;
-		}
+		return switch ( isLoadedWithoutReference( entity, attributeName, cache ) ) {
+			case LOADED -> true;
+			case NOT_LOADED -> false;
+			default -> isLoadedWithReference( entity, attributeName, cache ) != NOT_LOADED;
+		};
 	}
 
 	@Override
@@ -60,8 +54,6 @@ public <E> boolean isLoaded(E entity, Attribute<? super E, ?> attribute) {
 
 	@Override
 	public boolean isLoaded(Object entity) {
-		// added log message to help with HHH-7454, if state == LoadState,NOT_LOADED, returning true or false is not accurate.
-		log.debug( "PersistenceUnitUtil#isLoaded is not always accurate; consider using EntityManager#contains instead" );
 		return getLoadState( entity ) != NOT_LOADED;
 	}
 
@@ -106,17 +98,10 @@ else if ( isManagedEntity( entity ) ) {
 				return entityEntry.getId();
 			}
 			else {
-				// HHH-11426 - best effort to deal with the case of detached entities
-				log.debug( "jakarta.persistence.PersistenceUnitUtil.getIdentifier may not be able to read identifier of a detached entity" );
 				return getIdentifierFromPersister( entity );
 			}
 		}
 		else {
-			log.debug(
-					"jakarta.persistence.PersistenceUnitUtil.getIdentifier is only intended to work with enhanced entities " +
-							"(although Hibernate also adapts this support to its proxies); " +
-							"however the passed entity was not enhanced (nor a proxy).. may not be able to read identifier"
-			);
 			return getIdentifierFromPersister( entity );
 		}
 	}