[#2651] Add notNullableToOneAssociationMissingKey IllegalStateException to Log

Author: dreab8

hibernate-reactive-core/src/main/java/org/hibernate/reactive/logging/impl/Log.java

@@ -274,6 +274,9 @@ public interface Log extends BasicLogger {
 	@Message(id = 86, value = "Error closing reactive connection")
 	void errorClosingConnection(@Cause Throwable throwable);
 
+	@Message(id = 87, value = "Retrieved key was null, but to-one is not nullable : %s")
+	IllegalStateException notNullableToOneAssociationMissingKey(String toOneNavigablePath);
+
 	// Same method that exists in CoreMessageLogger
 	@LogMessage(level = WARN)
 	@Message(id = 104, value = "firstResult/maxResults specified with collection fetch; applying in memory!" )

hibernate-reactive-core/src/main/java/org/hibernate/reactive/sql/exec/internal/lock/ReactiveTableLock.java

@@ -154,6 +154,7 @@ public CompletionStage<Void> reactiveApplyResult(
 	}
 
 	protected static class ReactiveToOneResultHandler extends ToOneResultHandler implements ReactiveResulHandler {
+		public static final Log LOG = LoggerFactory.make( Log.class, MethodHandles.lookup() );
 
 		public ReactiveToOneResultHandler(Integer statePosition, ToOneAttributeMapping toOne) {
 			super( statePosition, toOne );
@@ -166,8 +167,7 @@ public CompletionStage<Void> reactiveApplyResult(
 				ReactiveSessionImpl session) {
 			if ( stateValue == null ) {
 				if ( !toOne.isNullable() ) {
-					throw new IllegalStateException( "Retrieved key was null, but to-one is not nullable : " + toOne.getNavigableRole()
-							.getFullPath() );
+					throw LOG.notNullableToOneAssociationMissingKey( toOne.getNavigableRole().getFullPath() );
 				}
 				applyLoadedState( entityDetails, statePosition, null );
 				applyModelState( entityDetails, statePosition, null );