HHH-17876 Changes for Hibernate Reactive 2.3

Change the scope of some methods and add some getters, so that
subclasses in Hibernate Reactive can reuse some of the existing code.

hibernate-core/src/main/java/org/hibernate/dialect/SqlAstTranslatorWithUpsert.java

@@ -50,7 +50,7 @@ public MutationOperation createMergeOperation(OptionalTableUpdate optionalTableU
 		);
 	}
 
-	private void renderUpsertStatement(OptionalTableUpdate optionalTableUpdate) {
+	protected void renderUpsertStatement(OptionalTableUpdate optionalTableUpdate) {
 		// template:
 		//
 		// merge into [table] as t

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/internal/GeneratedValuesProcessor.java

@@ -211,4 +211,8 @@ public JdbcParametersList getJdbcParameters() {
 	public EntityMappingType getEntityDescriptor() {
 		return entityDescriptor;
 	}
+
+	public JdbcOperationQuerySelect getJdbcSelect() {
+		return jdbcSelect;
+	}
 }

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/internal/PluralAttributeMappingImpl.java

@@ -506,6 +506,7 @@ public Fetch generateFetch(
 							fetchablePath,
 							this,
 							collectionTableGroup,
+							referencedPropertyName != null,
 							fetchParent,
 							creationState
 					);
@@ -570,13 +571,14 @@ protected Fetch buildEagerCollectionFetch(
 			NavigablePath fetchedPath,
 			PluralAttributeMapping fetchedAttribute,
 			TableGroup collectionTableGroup,
+			boolean needsCollectionKeyResult,
 			FetchParent fetchParent,
 			DomainResultCreationState creationState) {
 		return new EagerCollectionFetch(
 				fetchedPath,
 				fetchedAttribute,
 				collectionTableGroup,
-				referencedPropertyName != null,
+				needsCollectionKeyResult,
 				fetchParent,
 				creationState
 		);

hibernate-core/src/main/java/org/hibernate/persister/entity/AbstractEntityPersister.java

@@ -2048,7 +2048,7 @@ public String generateSelectVersionString() {
 		return select.addRestriction( rootTableKeyColumnNames ).toStatementString();
 	}
 
-	private GeneratedValuesProcessor createGeneratedValuesProcessor(
+	protected GeneratedValuesProcessor createGeneratedValuesProcessor(
 			EventType timing,
 			List<AttributeMapping> generatedAttributes) {
 		return new GeneratedValuesProcessor( this, generatedAttributes, timing, getFactory() );
@@ -3433,16 +3433,12 @@ private void doLateInit() {
 		insertGeneratedProperties = initInsertGeneratedProperties( insertGeneratedAttributes );
 		updateGeneratedProperties = initUpdateGeneratedProperties( updateGeneratedAttributes );
 
+		insertDelegate = createInsertDelegate();
+		updateDelegate = createUpdateDelegate();
+
 		if ( isIdentifierAssignedByInsert() ) {
-			final OnExecutionGenerator generator = (OnExecutionGenerator) getGenerator();
-			insertDelegate = generator.getGeneratedIdentifierDelegate( this );
 			identitySelectString = getIdentitySelectString( factory.getJdbcServices().getDialect() );
 		}
-		else {
-			insertDelegate = GeneratedValuesHelper.getGeneratedValuesDelegate( this, INSERT );
-		}
-
-		updateDelegate = GeneratedValuesHelper.getGeneratedValuesDelegate( this, UPDATE );
 
 		if ( hasInsertGeneratedProperties() ) {
 			insertGeneratedValuesProcessor = createGeneratedValuesProcessor( INSERT, insertGeneratedAttributes );
@@ -3469,6 +3465,18 @@ private void doLateInit() {
 		sqlVersionSelectString = generateSelectVersionString();
 	}
 
+	protected GeneratedValuesMutationDelegate createInsertDelegate() {
+		if ( isIdentifierAssignedByInsert() ) {
+			final OnExecutionGenerator generator = (OnExecutionGenerator) getGenerator();
+			return generator.getGeneratedIdentifierDelegate( this );
+		}
+		return GeneratedValuesHelper.getGeneratedValuesDelegate( this, INSERT );
+	}
+
+	protected GeneratedValuesMutationDelegate createUpdateDelegate() {
+		return GeneratedValuesHelper.getGeneratedValuesDelegate( this, UPDATE );
+	}
+
 	private EntityTableMapping findTableMapping(String tableName) {
 		for ( int i = 0; i < tableMappings.length; i++ ) {
 			if ( tableMappings[i].getTableName().equals( tableName ) ) {

hibernate-core/src/main/java/org/hibernate/persister/entity/mutation/AbstractMutationCoordinator.java

@@ -117,7 +117,7 @@ protected MutationOperationGroup createOperationGroup(ValuesAnalysis valuesAnaly
 		}
 	}
 
-	void handleValueGeneration(
+	protected void handleValueGeneration(
 			AttributeMapping attributeMapping,
 			MutationGroupBuilder mutationGroupBuilder,
 			OnExecutionGenerator generator) {

hibernate-core/src/main/java/org/hibernate/query/sqm/mutation/internal/cte/AbstractCteMutationHandler.java

@@ -212,7 +212,10 @@ public <T> MappingModelExpressible<T> getResolvedMappingModelType(SqmParameter<T
 		return ( (Number) list.get( 0 ) ).intValue();
 	}
 
-	private Expression createCountStar(
+	/**
+	 * Used by Hibernate Raective
+	 */
+	protected Expression createCountStar(
 			SessionFactoryImplementor factory,
 			MultiTableSqmMutationConverter sqmConverter) {
 		final SqmExpression<?> arg = new SqmStar( factory.getNodeBuilder() );

hibernate-core/src/main/java/org/hibernate/sql/results/graph/entity/AbstractEntityInitializer.java

@@ -113,7 +113,7 @@ public abstract class AbstractEntityInitializer extends AbstractFetchParentAcces
 	private EntityKey entityKey;
 	private Object version;
 	private Object entityInstance;
-	private Object entityInstanceForNotify;
+	protected Object entityInstanceForNotify;
 	protected State state = State.UNINITIALIZED;
 	private boolean isOwningInitializer;
 	private Object[] resolvedEntityState;

hibernate-core/src/main/java/org/hibernate/sql/results/graph/entity/internal/EntityDelayedFetchInitializer.java

@@ -264,6 +264,10 @@ protected void setProcessed(boolean processed) {
 		this.processed = processed;
 	}
 
+	protected boolean isProcessed() {
+		return processed;
+	}
+
 	protected Object getIdentifier() {
 		return identifier;
 	}

hibernate-core/src/main/java/org/hibernate/sql/results/graph/entity/internal/EntityFetchJoinedImpl.java

@@ -197,4 +197,22 @@ public EntityResultImpl getEntityResult() {
 	public void collectValueIndexesToCache(BitSet valueIndexes) {
 		entityResult.collectValueIndexesToCache( valueIndexes );
 	}
+
+	/*
+	 * BEGIN: For Hibernate Reactive
+	 */
+	protected DomainResult<?> getKeyResult() {
+		return keyResult;
+	}
+
+	protected NotFoundAction getNotFoundAction() {
+		return notFoundAction;
+	}
+
+	protected String getSourceAlias() {
+		return sourceAlias;
+	}
+	/*
+	 * END: Hibernate Reactive: make sure values are accessible from subclass
+	 */
 }