HHH-17504 - Ongoing JPA 32 work

HHH-17460 - Ongoing JPA 32 work
HHH-17350 - Work on hibernate-models, XSD and JAXB
HHH-16114 - Improve boot metamodel binding
HHH-15996 - Develop an abstraction for Annotation in annotation processing
HHH-16012 - Develop an abstraction for domain model Class refs
HHH-15997 - Support for dynamic models in orm.xml
HHH-15698 - Support for entity-name in mapping.xsd

hibernate-core/src/main/java/org/hibernate/boot/internal/SessionFactoryOptionsBuilder.java

@@ -57,6 +57,7 @@ import org.hibernate.jpa.spi.MutableJpaCompliance;
 import org.hibernate.loader.BatchFetchStyle;
 import org.hibernate.proxy.EntityNotFoundDelegate;
 import org.hibernate.query.ImmutableEntityUpdateQueryHandlingMode;
+import org.hibernate.query.NullPrecedence;
 import org.hibernate.query.criteria.ValueHandlingMode;
 import org.hibernate.query.hql.HqlTranslator;
 import org.hibernate.query.internal.NullPrecedenceHelper;
@@ -386,8 +387,11 @@ public class SessionFactoryOptionsBuilder implements SessionFactoryOptions {
 		this.maximumFetchDepth = getInteger( MAX_FETCH_DEPTH, configurationSettings );
 
 		final Object defaultNullPrecedence = configurationSettings.get( DEFAULT_NULL_ORDERING );
-		if ( defaultNullPrecedence instanceof NullPrecedence ) {
+		if ( defaultNullPrecedence instanceof Nulls jpaValue ) {
-			this.defaultNullPrecedence = (NullPrecedence) defaultNullPrecedence;
+			this.defaultNullPrecedence = jpaValue;
+		}
+		else if ( defaultNullPrecedence instanceof NullPrecedence hibernateValue ) {
+			this.defaultNullPrecedence = hibernateValue.getJpaValue();
 		}
 		else if ( defaultNullPrecedence instanceof String ) {
 			this.defaultNullPrecedence = NullPrecedenceHelper.parse( (String) defaultNullPrecedence );

hibernate-core/src/main/java/org/hibernate/boot/model/internal/AnnotationHelper.java

@@ -6,12 +6,35 @@
  */
 package org.hibernate.boot.model.internal;
 
+import java.lang.reflect.ParameterizedType;
 import java.util.HashMap;
 import java.util.List;
 
 import org.hibernate.annotations.Parameter;
+import org.hibernate.boot.model.convert.spi.ConverterDescriptor;
+import org.hibernate.boot.spi.BootstrapContext;
+import org.hibernate.boot.spi.MetadataBuildingContext;
+import org.hibernate.dialect.Dialect;
+import org.hibernate.metamodel.mapping.JdbcMapping;
 import org.hibernate.models.spi.AnnotationUsage;
+import org.hibernate.resource.beans.internal.FallbackBeanInstanceProducer;
+import org.hibernate.resource.beans.spi.ManagedBean;
+import org.hibernate.resource.beans.spi.ManagedBeanRegistry;
+import org.hibernate.type.BasicType;
+import org.hibernate.type.CustomType;
+import org.hibernate.type.descriptor.converter.internal.JpaAttributeConverterImpl;
+import org.hibernate.type.descriptor.java.JavaType;
+import org.hibernate.type.descriptor.java.spi.JavaTypeRegistry;
+import org.hibernate.type.descriptor.jdbc.JdbcType;
+import org.hibernate.type.descriptor.jdbc.JdbcTypeIndicators;
+import org.hibernate.type.internal.ConvertedBasicTypeImpl;
+import org.hibernate.type.spi.TypeConfiguration;
+import org.hibernate.usertype.UserType;
 
+import jakarta.persistence.AttributeConverter;
+
+import static org.hibernate.internal.util.GenericsHelper.extractClass;
+import static org.hibernate.internal.util.GenericsHelper.extractParameterizedType;
 import static org.hibernate.internal.util.collections.CollectionHelper.mapOfSize;
 
 /**
@@ -25,4 +48,121 @@ public class AnnotationHelper {
 		} );
 		return paramMap;
 	}
+
+	public static JdbcMapping resolveUserType(Class<UserType<?>> userTypeClass, MetadataBuildingContext context) {
+		final BootstrapContext bootstrapContext = context.getBootstrapContext();
+		final UserType<?> userType = !context.getBuildingOptions().isAllowExtensionsInCdi()
+				? FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( userTypeClass )
+				: bootstrapContext.getServiceRegistry().requireService( ManagedBeanRegistry.class ).getBean( userTypeClass ).getBeanInstance();
+		return new CustomType<>( userType, bootstrapContext.getTypeConfiguration() );
+	}
+
+	public static JdbcMapping resolveAttributeConverter(Class<AttributeConverter<?, ?>> type, MetadataBuildingContext context) {
+		final BootstrapContext bootstrapContext = context.getBootstrapContext();
+		final ManagedBean<AttributeConverter<?, ?>> bean = bootstrapContext.getServiceRegistry()
+				.requireService( ManagedBeanRegistry.class )
+				.getBean( type );
+
+		final TypeConfiguration typeConfiguration = bootstrapContext.getTypeConfiguration();
+		final JavaTypeRegistry jtdRegistry = typeConfiguration.getJavaTypeRegistry();
+
+		final ParameterizedType converterParameterizedType = extractParameterizedType( bean.getBeanClass() );
+		final Class<?> domainJavaClass = extractClass( converterParameterizedType.getActualTypeArguments()[0] );
+		final Class<?> relationalJavaClass = extractClass( converterParameterizedType.getActualTypeArguments()[1] );
+
+		final JavaType<?> domainJtd = jtdRegistry.resolveDescriptor( domainJavaClass );
+		final JavaType<?> relationalJtd = jtdRegistry.resolveDescriptor( relationalJavaClass );
+
+		final JavaType<? extends AttributeConverter<?,?>> converterJtd =
+				jtdRegistry.resolveDescriptor( bean.getBeanClass() );
+		@SuppressWarnings({"rawtypes", "unchecked"})
+		final JpaAttributeConverterImpl<?,?> valueConverter =
+				new JpaAttributeConverterImpl( bean, converterJtd, domainJtd, relationalJtd );
+		return new ConvertedBasicTypeImpl<>(
+				ConverterDescriptor.TYPE_NAME_PREFIX
+						+ valueConverter.getConverterJavaType().getTypeName(),
+				String.format(
+						"BasicType adapter for AttributeConverter<%s,%s>",
+						domainJtd.getTypeName(),
+						relationalJtd.getTypeName()
+				),
+				relationalJtd.getRecommendedJdbcType( typeConfiguration.getCurrentBaseSqlTypeIndicators() ),
+				valueConverter
+		);
+	}
+
+	public static BasicType<Object> resolveBasicType(Class<?> type, MetadataBuildingContext context) {
+		final TypeConfiguration typeConfiguration = context.getBootstrapContext().getTypeConfiguration();
+		final JavaType<Object> jtd = typeConfiguration.getJavaTypeRegistry().findDescriptor( type );
+		if ( jtd != null ) {
+			final JdbcType jdbcType = jtd.getRecommendedJdbcType(
+					new JdbcTypeIndicators() {
+						@Override
+						public TypeConfiguration getTypeConfiguration() {
+							return typeConfiguration;
+						}
+
+						@Override
+						public int getPreferredSqlTypeCodeForBoolean() {
+							return context.getPreferredSqlTypeCodeForBoolean();
+						}
+
+						@Override
+						public int getPreferredSqlTypeCodeForDuration() {
+							return context.getPreferredSqlTypeCodeForDuration();
+						}
+
+						@Override
+						public int getPreferredSqlTypeCodeForUuid() {
+							return context.getPreferredSqlTypeCodeForUuid();
+						}
+
+						@Override
+						public int getPreferredSqlTypeCodeForInstant() {
+							return context.getPreferredSqlTypeCodeForInstant();
+						}
+
+						@Override
+						public int getPreferredSqlTypeCodeForArray() {
+							return context.getPreferredSqlTypeCodeForArray();
+						}
+
+						@Override
+						public Dialect getDialect() {
+							return context.getMetadataCollector().getDatabase().getDialect();
+						}
+					}
+			);
+			return typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType );
+		}
+		else {
+			return null;
+		}
+	}
+
+	public static JdbcMapping resolveJavaType(Class<JavaType<?>> type, MetadataBuildingContext context) {
+		final TypeConfiguration typeConfiguration = context.getBootstrapContext().getTypeConfiguration();
+		final JavaType<?> jtd = getJavaType( type, context, typeConfiguration );
+		final JdbcType jdbcType = jtd.getRecommendedJdbcType( typeConfiguration.getCurrentBaseSqlTypeIndicators() );
+		return typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType );
+	}
+
+	private static JavaType<?> getJavaType(
+			Class<JavaType<?>> javaTypeClass,
+			MetadataBuildingContext context,
+			TypeConfiguration typeConfiguration) {
+		final JavaType<?> registeredJtd = typeConfiguration.getJavaTypeRegistry().findDescriptor( javaTypeClass );
+		if ( registeredJtd != null ) {
+			return registeredJtd;
+		}
+		else if ( !context.getBuildingOptions().isAllowExtensionsInCdi() ) {
+			return FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( javaTypeClass );
+		}
+		else {
+			return context.getBootstrapContext().getServiceRegistry()
+					.requireService( ManagedBeanRegistry.class )
+					.getBean( javaTypeClass )
+					.getBeanInstance();
+		}
+	}
 }

hibernate-core/src/main/java/org/hibernate/boot/model/internal/AnyBinder.java

@@ -124,7 +124,7 @@ public class AnyBinder {
 		binder.setCascade( cascadeStrategy );
 		binder.setBuildingContext( context );
 		binder.setHolder( propertyHolder );
-		binder.setProperty( property );
+		binder.setMemberDetails( property );
 		binder.setEntityBinder( entityBinder );
 		Property prop = binder.makeProperty();
 		prop.setOptional( optional && value.isNullable() );

hibernate-core/src/main/java/org/hibernate/boot/model/internal/FilterDefBinder.java

@@ -6,7 +6,6 @@
  */
 package org.hibernate.boot.model.internal;
 
-import java.lang.reflect.ParameterizedType;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
@@ -17,46 +16,47 @@ import org.hibernate.MappingException;
 import org.hibernate.annotations.FilterDef;
 import org.hibernate.annotations.FilterDefs;
 import org.hibernate.annotations.ParamDef;
-import org.hibernate.boot.model.convert.spi.ConverterDescriptor;
-import org.hibernate.boot.spi.BootstrapContext;
 import org.hibernate.boot.spi.MetadataBuildingContext;
-import org.hibernate.dialect.Dialect;
 import org.hibernate.engine.spi.FilterDefinition;
 import org.hibernate.internal.CoreMessageLogger;
 import org.hibernate.metamodel.mapping.JdbcMapping;
 import org.hibernate.models.spi.AnnotationTarget;
 import org.hibernate.models.spi.AnnotationUsage;
 import org.hibernate.models.spi.ClassDetails;
-import org.hibernate.resource.beans.internal.FallbackBeanInstanceProducer;
-import org.hibernate.resource.beans.spi.ManagedBean;
-import org.hibernate.resource.beans.spi.ManagedBeanRegistry;
-import org.hibernate.type.BasicType;
-import org.hibernate.type.CustomType;
-import org.hibernate.type.descriptor.converter.internal.JpaAttributeConverterImpl;
 import org.hibernate.type.descriptor.java.JavaType;
-import org.hibernate.type.descriptor.java.spi.JavaTypeRegistry;
-import org.hibernate.type.descriptor.jdbc.JdbcType;
-import org.hibernate.type.descriptor.jdbc.JdbcTypeIndicators;
-import org.hibernate.type.internal.ConvertedBasicTypeImpl;
-import org.hibernate.type.spi.TypeConfiguration;
 import org.hibernate.usertype.UserType;
 
 import jakarta.persistence.AttributeConverter;
 import java.util.function.Supplier;
 
 import static java.util.Collections.emptyMap;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveAttributeConverter;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveBasicType;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveJavaType;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveUserType;
 import static org.hibernate.boot.model.internal.BinderHelper.getOverridableAnnotation;
 import static org.hibernate.internal.CoreLogging.messageLogger;
-import static org.hibernate.internal.util.GenericsHelper.extractClass;
-import static org.hibernate.internal.util.GenericsHelper.extractParameterizedType;
 
 /**
  * @author Gavin King
  */
 class FilterDefBinder {
-
 	private static final CoreMessageLogger LOG = messageLogger( FilterDefBinder.class );
 
+	public static void bindFilterDefs(AnnotationTarget annotatedElement, MetadataBuildingContext context) {
+		final AnnotationUsage<FilterDef> filterDef = annotatedElement.getAnnotationUsage( FilterDef.class );
+		final AnnotationUsage<FilterDefs> filterDefs = getOverridableAnnotation( annotatedElement, FilterDefs.class, context );
+		if ( filterDef != null ) {
+			bindFilterDef( filterDef, context );
+		}
+		if ( filterDefs != null ) {
+			final List<AnnotationUsage<FilterDef>> nestedDefs = filterDefs.getList( "value" );
+			for ( AnnotationUsage<FilterDef> def : nestedDefs ) {
+				bindFilterDef( def, context );
+			}
+		}
+	}
+
 	public static void bindFilterDef(AnnotationUsage<FilterDef> filterDef, MetadataBuildingContext context) {
 		final String name = filterDef.getString( "name" );
 		if ( context.getMetadataCollector().getFilterDefinition( name ) != null ) {
@@ -134,137 +134,4 @@ class FilterDefBinder {
 			return resolveBasicType( type, context );
 		}
 	}
-
-	private static BasicType<Object> resolveBasicType(Class<?> type, MetadataBuildingContext context) {
-		final TypeConfiguration typeConfiguration = context.getBootstrapContext().getTypeConfiguration();
-		final JavaType<Object> jtd = typeConfiguration.getJavaTypeRegistry().findDescriptor( type );
-		if ( jtd != null ) {
-			final JdbcType jdbcType = jtd.getRecommendedJdbcType(
-					new JdbcTypeIndicators() {
-						@Override
-						public TypeConfiguration getTypeConfiguration() {
-							return typeConfiguration;
-						}
-
-						@Override
-						public int getPreferredSqlTypeCodeForBoolean() {
-							return context.getPreferredSqlTypeCodeForBoolean();
-						}
-
-						@Override
-						public int getPreferredSqlTypeCodeForDuration() {
-							return context.getPreferredSqlTypeCodeForDuration();
-						}
-
-						@Override
-						public int getPreferredSqlTypeCodeForUuid() {
-							return context.getPreferredSqlTypeCodeForUuid();
-						}
-
-						@Override
-						public int getPreferredSqlTypeCodeForInstant() {
-							return context.getPreferredSqlTypeCodeForInstant();
-						}
-
-						@Override
-						public int getPreferredSqlTypeCodeForArray() {
-							return context.getPreferredSqlTypeCodeForArray();
-						}
-
-						@Override
-						public Dialect getDialect() {
-							return context.getMetadataCollector().getDatabase().getDialect();
-						}
-					}
-			);
-			return typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType );
-		}
-		else {
-			return null;
-		}
-	}
-
-	private static JdbcMapping resolveUserType(Class<UserType<?>> userTypeClass, MetadataBuildingContext context) {
-		final BootstrapContext bootstrapContext = context.getBootstrapContext();
-		final UserType<?> userType =
-				!context.getBuildingOptions().isAllowExtensionsInCdi()
-						? FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( userTypeClass )
-						: bootstrapContext.getServiceRegistry().requireService( ManagedBeanRegistry.class )
-								.getBean( userTypeClass ).getBeanInstance();
-		return new CustomType<>( userType, bootstrapContext.getTypeConfiguration() );
-	}
-
-	private static JdbcMapping resolveAttributeConverter(Class<AttributeConverter<?, ?>> type, MetadataBuildingContext context) {
-		final BootstrapContext bootstrapContext = context.getBootstrapContext();
-		final ManagedBean<AttributeConverter<?, ?>> bean =
-				bootstrapContext.getServiceRegistry()
-						.requireService( ManagedBeanRegistry.class )
-						.getBean( type );
-
-		final TypeConfiguration typeConfiguration = bootstrapContext.getTypeConfiguration();
-		final JavaTypeRegistry jtdRegistry = typeConfiguration.getJavaTypeRegistry();
-
-		final ParameterizedType converterParameterizedType = extractParameterizedType( bean.getBeanClass() );
-		final Class<?> domainJavaClass = extractClass( converterParameterizedType.getActualTypeArguments()[0] );
-		final Class<?> relationalJavaClass = extractClass( converterParameterizedType.getActualTypeArguments()[1] );
-
-		final JavaType<?> domainJtd = jtdRegistry.resolveDescriptor( domainJavaClass );
-		final JavaType<?> relationalJtd = jtdRegistry.resolveDescriptor( relationalJavaClass );
-
-		final JavaType<? extends AttributeConverter<?,?>> converterJtd =
-				jtdRegistry.resolveDescriptor( bean.getBeanClass() );
-		@SuppressWarnings({"rawtypes", "unchecked"})
-		final JpaAttributeConverterImpl<?,?> valueConverter =
-				new JpaAttributeConverterImpl( bean, converterJtd, domainJtd, relationalJtd );
-		return new ConvertedBasicTypeImpl<>(
-				ConverterDescriptor.TYPE_NAME_PREFIX
-						+ valueConverter.getConverterJavaType().getTypeName(),
-				String.format(
-						"BasicType adapter for AttributeConverter<%s,%s>",
-						domainJtd.getTypeName(),
-						relationalJtd.getTypeName()
-				),
-				relationalJtd.getRecommendedJdbcType( typeConfiguration.getCurrentBaseSqlTypeIndicators() ),
-				valueConverter
-		);
-	}
-
-	private static JdbcMapping resolveJavaType(Class<JavaType<?>> type, MetadataBuildingContext context) {
-		final TypeConfiguration typeConfiguration = context.getBootstrapContext().getTypeConfiguration();
-		final JavaType<?> jtd = getJavaType( type, context, typeConfiguration );
-		final JdbcType jdbcType = jtd.getRecommendedJdbcType( typeConfiguration.getCurrentBaseSqlTypeIndicators() );
-		return typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType );
-	}
-
-	private static JavaType<?> getJavaType(Class<JavaType<?>> javaTypeClass,
-			MetadataBuildingContext context,
-			TypeConfiguration typeConfiguration) {
-		final JavaType<?> registeredJtd = typeConfiguration.getJavaTypeRegistry().findDescriptor( javaTypeClass );
-		if ( registeredJtd != null ) {
-			return registeredJtd;
-		}
-		else if ( !context.getBuildingOptions().isAllowExtensionsInCdi() ) {
-			return FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( javaTypeClass );
-		}
-		else {
-			return context.getBootstrapContext().getServiceRegistry()
-					.requireService( ManagedBeanRegistry.class )
-					.getBean( javaTypeClass )
-					.getBeanInstance();
-		}
-	}
-
-	public static void bindFilterDefs(AnnotationTarget annotatedElement, MetadataBuildingContext context) {
-		final AnnotationUsage<FilterDef> filterDef = annotatedElement.getAnnotationUsage( FilterDef.class );
-		final AnnotationUsage<FilterDefs> filterDefs = getOverridableAnnotation( annotatedElement, FilterDefs.class, context );
-		if ( filterDef != null ) {
-			bindFilterDef( filterDef, context );
-		}
-		if ( filterDefs != null ) {
-			final List<AnnotationUsage<FilterDef>> nestedDefs = filterDefs.getList( "value" );
-			for ( AnnotationUsage<FilterDef> def : nestedDefs ) {
-				bindFilterDef( def, context );
-			}
-		}
-	}
 }

hibernate-core/src/main/java/org/hibernate/boot/model/source/internal/annotations/AnnotationMetadataSourceProcessorImpl.java

@@ -44,10 +44,10 @@ import jakarta.persistence.Entity;
 import jakarta.persistence.MappedSuperclass;
 
 import static org.hibernate.boot.jaxb.SourceType.OTHER;
-import static org.hibernate.boot.model.internal.AnnotationBinder.resolveAttributeConverter;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveAttributeConverter;
-import static org.hibernate.boot.model.internal.AnnotationBinder.resolveBasicType;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveBasicType;
-import static org.hibernate.boot.model.internal.AnnotationBinder.resolveJavaType;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveJavaType;
-import static org.hibernate.boot.model.internal.AnnotationBinder.resolveUserType;
+import static org.hibernate.boot.model.internal.AnnotationHelper.resolveUserType;
 import static org.hibernate.models.spi.ClassDetails.VOID_CLASS_DETAILS;
 import static org.hibernate.models.spi.ClassDetails.VOID_OBJECT_CLASS_DETAILS;
 

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

@@ -281,7 +281,7 @@ public abstract class AbstractDomainPath implements DomainPath {
 				collation,
 				creationState
 		);
-		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence ) );
+		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence.getJpaValue() ) );
 	}
 
 	private static boolean selectClauseDoesNotContainOrderExpression(Expression expression, SelectClause selectClause) {

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/ordering/ast/ColumnReference.java

@@ -106,7 +106,7 @@ public class ColumnReference implements OrderingExpression, SequencePart {
 				collation,
 				creationState
 		);
-		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence ) );
+		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence.getJpaValue() ) );
 	}
 
 	TableReference getTableReference(TableGroup tableGroup) {

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/ordering/ast/FunctionExpression.java

@@ -105,7 +105,7 @@ public class FunctionExpression implements OrderingExpression, FunctionRenderer
 				collation,
 				creationState
 		);
-		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence ) );
+		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence.getJpaValue() ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/ordering/ast/SelfRenderingOrderingExpression.java

@@ -63,7 +63,7 @@ public class SelfRenderingOrderingExpression extends SelfRenderingSqlFragmentExp
 				creationState
 		);
 
-		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence ) );
+		ast.addSortSpecification( new SortSpecification( sortExpression, sortOrder, nullPrecedence.getJpaValue() ) );
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/query/criteria/HibernateCriteriaBuilder.java

@@ -189,8 +189,8 @@ public interface HibernateCriteriaBuilder extends CriteriaBuilder {
 
 	<T> JpaSubQuery<T> union(boolean all, Subquery<? extends T> query1, Subquery<?>... queries);
 
-	default <T> JpaSubQuery<T> unionAll(Subquery<? extends T> query1, Subquery<?>... queries) {
+	default <T> JpaSubQuery<T> unionAll(JpaSubQuery<? extends T> query1, JpaSubQuery<? extends T> query2) {
-		return union( true, query1, queries );
+		return union( true, query1, query2 );
 	}
 
 	@Override
@@ -1035,15 +1035,34 @@ public interface HibernateCriteriaBuilder extends CriteriaBuilder {
 	// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 	// Ordering
 
-	JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence, boolean ignoreCase);
-	JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence);
 
-	default JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence) {
+	JpaOrder sort(JpaExpression<?> sortExpression);
-		return sort( sortExpression, sortOrder, NullPrecedence.fromJpaValue( nullPrecedence ) );
-	}
 
 	JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder);
-	JpaOrder sort(JpaExpression<?> sortExpression);
+
+	JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence);
+
+	JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence, boolean ignoreCase);
+
+	/**
+	 * @deprecated Use {@linkplain #sort(JpaExpression, SortDirection, Nulls)} instead
+	 */
+	@Deprecated
+	default JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence) {
+		return sort( sortExpression, sortOrder, nullPrecedence.getJpaValue() );
+	}
+
+	/**
+	 * @deprecated Use {@linkplain #sort(JpaExpression, SortDirection, Nulls, boolean)} instead
+	 */
+	@Deprecated
+	default JpaOrder sort(
+			JpaExpression<?> sortExpression,
+			SortDirection sortOrder,
+			NullPrecedence nullPrecedence,
+			boolean ignoreCase) {
+		return sort( sortExpression, sortOrder, nullPrecedence.getJpaValue(), ignoreCase );
+	}
 
 	@Override
 	JpaOrder asc(Expression<?> x);

hibernate-core/src/main/java/org/hibernate/query/criteria/spi/HibernateCriteriaBuilderDelegate.java

@@ -218,8 +218,8 @@ public class HibernateCriteriaBuilderDelegate implements HibernateCriteriaBuilde
 	}
 
 	@Override
-	public <T> JpaSubQuery<T> unionAll(Subquery<? extends T> query1, Subquery<?>... queries) {
+	public <T> JpaSubQuery<T> unionAll(JpaSubQuery<? extends T> query1, JpaSubQuery<? extends T> query2) {
-		return criteriaBuilder.unionAll( query1, queries );
+		return criteriaBuilder.unionAll( query1, query2 );
 	}
 
 	@Override
@@ -1305,6 +1305,20 @@ public class HibernateCriteriaBuilderDelegate implements HibernateCriteriaBuilde
 		return criteriaBuilder.sort( sortExpression, sortOrder );
 	}
 
+	@Override
+	public JpaOrder sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence) {
+		return criteriaBuilder.sort( sortExpression, sortOrder, nullPrecedence );
+	}
+
+	@Override
+	public JpaOrder sort(
+			JpaExpression<?> sortExpression,
+			SortDirection sortOrder,
+			Nulls nullPrecedence,
+			boolean ignoreCase) {
+		return criteriaBuilder.sort( sortExpression, sortOrder, nullPrecedence, ignoreCase );
+	}
+
 	@Override
 	public JpaOrder sort(JpaExpression<?> sortExpression) {
 		return criteriaBuilder.sort( sortExpression );

hibernate-core/src/main/java/org/hibernate/query/sqm/NodeBuilder.java

@@ -64,6 +64,7 @@ import jakarta.persistence.criteria.Expression;
 import jakarta.persistence.criteria.Join;
 import jakarta.persistence.criteria.ListJoin;
 import jakarta.persistence.criteria.MapJoin;
+import jakarta.persistence.criteria.Nulls;
 import jakarta.persistence.criteria.Path;
 import jakarta.persistence.criteria.Predicate;
 import jakarta.persistence.criteria.Root;
@@ -1150,18 +1151,29 @@ public interface NodeBuilder extends HibernateCriteriaBuilder {
 	<M extends Map<?, ?>> SqmExpression<Integer> mapSize(M map);
 
 	@Override
-	SqmSortSpecification sort(
+	SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence);
-			JpaExpression<?> sortExpression,
-			SortDirection sortOrder,
-			NullPrecedence nullPrecedence);
 
 	@Override
 	SqmSortSpecification sort(
 			JpaExpression<?> sortExpression,
 			SortDirection sortOrder,
-			NullPrecedence nullPrecedence,
+			Nulls nullPrecedence,
 			boolean ignoreCase);
 
+	@Override
+	default SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence) {
+		return (SqmSortSpecification) HibernateCriteriaBuilder.super.sort( sortExpression, sortOrder, nullPrecedence );
+	}
+
+	@Override
+	default SqmSortSpecification sort(
+			JpaExpression<?> sortExpression,
+			SortDirection sortOrder,
+			NullPrecedence nullPrecedence,
+			boolean ignoreCase) {
+		return (SqmSortSpecification) HibernateCriteriaBuilder.super.sort( sortExpression, sortOrder, nullPrecedence, ignoreCase );
+	}
+
 	@Override
 	SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder);
 

hibernate-core/src/main/java/org/hibernate/query/sqm/internal/SqmCriteriaNodeBuilder.java

@@ -723,12 +723,16 @@ public class SqmCriteriaNodeBuilder implements NodeBuilder, SqmCreationContext,
 	}
 
 	@Override
-	public SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence) {
+	public SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder, Nulls nullPrecedence) {
 		return new SqmSortSpecification( (SqmExpression<?>) sortExpression, sortOrder, nullPrecedence );
 	}
 
 	@Override
-	public SqmSortSpecification sort(JpaExpression<?> sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence, boolean ignoreCase) {
+	public SqmSortSpecification sort(
+			JpaExpression<?> sortExpression,
+			SortDirection sortOrder,
+			Nulls nullPrecedence,
+			boolean ignoreCase) {
 		return new SqmSortSpecification( (SqmExpression<?>) sortExpression, sortOrder, nullPrecedence, ignoreCase );
 	}
 

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/from/SqmFromClause.java

@@ -152,9 +152,9 @@ public class SqmFromClause implements Serializable {
 				}
 				appendJoins( sqmJoin, sb );
 			}
-			else if ( sqmJoin instanceof SqmCrossJoin<?> ) {
+			else if ( sqmJoin instanceof SqmCrossJoin<?> sqmCrossJoin ) {
-				sb.append( ( (SqmCrossJoin<?>) sqmJoin ).getEntityName() );
+				sb.append( sqmCrossJoin.getEntityName() );
-				sb.append( ' ' ).append( sqmJoin.resolveAlias() );
+				sb.append( ' ' ).append( sqmCrossJoin.resolveAlias() );
 				appendJoins( sqmJoin, sb );
 			}
 			else if ( sqmJoin instanceof SqmEntityJoin<?, ?> sqmEntityJoin ) {

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/select/SqmSelectStatement.java

@@ -345,12 +345,12 @@ public class SqmSelectStatement<T> extends AbstractSqmSelectQuery<T> implements
 					return (Selection<? extends T>) selectionList.get( 0 );
 				}
 				default: {
-					return (Selection<? extends T>) nodeBuilder().array( selectionList );
+					return (Selection<? extends T>) nodeBuilder().array( (List) selectionList );
 				}
 			}
 		}
 		else if ( Tuple.class.isAssignableFrom( resultType ) ) {
-			return (Selection<? extends T>) nodeBuilder().tuple( selectionList );
+			return (Selection<? extends T>) nodeBuilder().tuple( (List) selectionList );
 		}
 		else if ( resultType.isArray() ) {
 			return nodeBuilder().array( resultType, selections );
@@ -519,8 +519,6 @@ public class SqmSelectStatement<T> extends AbstractSqmSelectQuery<T> implements
 			query.select( nodeBuilder().count() );
 			return query;
 		}
-
-		querySpec.getSelectClause().setSelection( (SqmSelectableNode<?>) nodeBuilder.tuple( subSelections ) );
 	}
 
 	private <S> void aliasSelections(SqmQueryPart<S> queryPart) {

hibernate-core/src/main/java/org/hibernate/query/sqm/tree/select/SqmSortSpecification.java

@@ -37,7 +37,7 @@ public class SqmSortSpecification implements JpaOrder {
 	public SqmSortSpecification(
 				SqmExpression sortExpression,
 				SortDirection sortOrder,
-				NullPrecedence nullPrecedence,
+				Nulls nullPrecedence,
 				boolean ignoreCase) {
 		assert sortExpression != null;
 		assert sortOrder != null;

hibernate-core/src/main/java/org/hibernate/sql/ast/spi/AbstractSqlAstTranslator.java

@@ -61,10 +61,9 @@ import org.hibernate.persister.entity.AbstractEntityPersister;
 import org.hibernate.persister.entity.Loadable;
 import org.hibernate.persister.internal.SqlFragmentPredicate;
 import org.hibernate.query.IllegalQueryOperationException;
-import org.hibernate.query.NullPrecedence;
 import org.hibernate.query.ReturnableType;
 import org.hibernate.query.SortDirection;
-import org.hibernate.query.results.TableGroupImpl;
+import org.hibernate.query.internal.NullPrecedenceHelper;
 import org.hibernate.query.spi.Limit;
 import org.hibernate.query.spi.QueryOptions;
 import org.hibernate.query.sqm.BinaryArithmeticOperator;
@@ -3320,8 +3319,7 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 			case LONG:
 				return castNumberToString( expression, 19, 0 );
 			case FIXED:
-				if ( expression.getExpressionType() instanceof SqlTypedMapping ) {
+				if ( expression.getExpressionType() instanceof SqlTypedMapping sqlTypedMapping ) {
-					final SqlTypedMapping sqlTypedMapping = (SqlTypedMapping) expression.getExpressionType();
 					if ( sqlTypedMapping.getPrecision() != null && sqlTypedMapping.getScale() != null ) {
 						return castNumberToString(
 								expression,
@@ -3946,8 +3944,7 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 		if ( expression instanceof Literal ) {
 			appendSql( "()" );
 		}
-		else if ( expression instanceof Summarization ) {
+		else if ( expression instanceof Summarization summarization ) {
-			Summarization summarization = (Summarization) expression;
 			appendSql( summarization.getKind().sqlText() );
 			appendSql( OPEN_PARENTHESIS );
 			renderCommaSeparated( summarization.getGroupings() );
@@ -5691,7 +5688,7 @@ public abstract class AbstractSqlAstTranslator<T extends JdbcOperation> implemen
 							new SortSpecification(
 									new SqlSelectionExpression( sqlSelections.get( i ) ),
 									SortDirection.ASCENDING,
-									NullPrecedence.NONE
+									Nulls.NONE
 							)
 					);
 				}

hibernate-core/src/main/java/org/hibernate/sql/ast/tree/select/SortSpecification.java

@@ -27,8 +27,16 @@ public class SortSpecification implements SqlAstNode {
 		this( sortExpression, sortOrder, Nulls.NONE, false );
 	}
 
+	public SortSpecification(Expression sortExpression, SortDirection sortOrder, Nulls nullPrecedence) {
+		this( sortExpression, sortOrder, nullPrecedence, false );
+	}
+
+	/**
+	 * @deprecated Use {@linkplain #SortSpecification(Expression, SortDirection, Nulls)} instead
+	 */
+	@Deprecated
 	public SortSpecification(Expression sortExpression, SortDirection sortOrder, NullPrecedence nullPrecedence) {
-		this( sortExpression, sortOrder, nullPrecedence.getJpaValue(), false );
+		this( sortExpression, sortOrder, nullPrecedence.getJpaValue() );
 	}
 
 	public SortSpecification(Expression sortExpression, SortDirection sortOrder, Nulls nullPrecedence, boolean ignoreCase) {

hibernate-core/src/test/java/org/hibernate/orm/test/jpa/criteria/subquery/SubqueryCorrelatedEntityJoinTest.java

@@ -13,6 +13,7 @@ import org.hibernate.Session;
 import org.hibernate.query.criteria.HibernateCriteriaBuilder;
 import org.hibernate.query.criteria.JpaCriteriaQuery;
 import org.hibernate.query.criteria.JpaEntityJoin;
+import org.hibernate.query.criteria.JpaJoin;
 import org.hibernate.query.criteria.JpaRoot;
 import org.hibernate.query.criteria.JpaSubQuery;
 
@@ -63,13 +64,13 @@ public class SubqueryCorrelatedEntityJoinTest {
 			final HibernateCriteriaBuilder cb = em.unwrap( Session.class ).getCriteriaBuilder();
 			final JpaCriteriaQuery<Tuple> query = cb.createTupleQuery();
 			final JpaRoot<Primary> primary = query.from( Primary.class );
-			final JpaEntityJoin<Secondary> secondaryJoin = primary.join( Secondary.class );
+			final JpaEntityJoin<Primary,Secondary> secondaryJoin = primary.join( Secondary.class );
 			secondaryJoin.on(
 					cb.equal( primary.get( "secondaryFk" ), secondaryJoin.get( "id" ) )
 			);
 			final JpaSubQuery<String> subquery = query.subquery( String.class );
 			final JpaRoot<Tertiary> tertiary = subquery.from( Tertiary.class );
-			final JpaEntityJoin<Secondary> correlatedSecondaryJoin = subquery.correlate( secondaryJoin );
+			final JpaJoin<Primary,Secondary> correlatedSecondaryJoin = subquery.correlate( secondaryJoin );
 			subquery.select( tertiary.get( "name" ) ).where( cb.equal(
 					tertiary.get( "secondaryFk" ),
 					correlatedSecondaryJoin.get( "id" )

hibernate-core/src/test/java/org/hibernate/orm/test/query/hql/DeleteJoinTests.java

@@ -82,7 +82,7 @@ public class DeleteJoinTests {
 					final HibernateCriteriaBuilder cb = session.getCriteriaBuilder();
 					final JpaCriteriaDelete<BasicEntity> criteriaDelete = cb.createCriteriaDelete( BasicEntity.class );
 					final JpaRoot<BasicEntity> b = criteriaDelete.from( BasicEntity.class );
-					final JpaEntityJoin<Contact> c = b.join( Contact.class, SqmJoinType.LEFT );
+					final JpaEntityJoin<BasicEntity, Contact> c = b.join( Contact.class, SqmJoinType.LEFT );
 					c.on( b.get( "id" ).equalTo( c.get( "id" ) ) );
 					criteriaDelete.where( c.get( "id" ).isNotNull() );
 					int updated = session.createMutationQuery( criteriaDelete ).executeUpdate();

hibernate-core/src/test/java/org/hibernate/orm/test/query/hql/UpdateJoinTests.java

@@ -83,7 +83,7 @@ public class UpdateJoinTests {
 					final HibernateCriteriaBuilder cb = session.getCriteriaBuilder();
 					final JpaCriteriaUpdate<BasicEntity> criteriaUpdate = cb.createCriteriaUpdate( BasicEntity.class );
 					final JpaRoot<BasicEntity> b = criteriaUpdate.from( BasicEntity.class );
-					final JpaEntityJoin<Contact> c = b.join( Contact.class, SqmJoinType.LEFT );
+					final JpaEntityJoin<BasicEntity,Contact> c = b.join( Contact.class, SqmJoinType.LEFT );
 					c.on( b.get( "id" ).equalTo( c.get( "id" ) ) );
 					criteriaUpdate.set( b.<String>get( "data" ), c.get( "name" ).get( "first" ) );
 					criteriaUpdate.where( c.get( "id" ).isNotNull() );

tooling/metamodel-generator/hibernate-jpamodelgen.gradle

@@ -113,4 +113,11 @@ test.dependsOn quarkusHrPanacheTestTask
 test.dependsOn quarkusOrmPanacheTestTask
 
 tasks.sourcesJar.dependsOn ':hibernate-core:generateHqlParser'
-tasks.sourcesJar.dependsOn ':hibernate-core:generateSqlScriptParser'
+tasks.sourcesJar.dependsOn ':hibernate-core:generateSqlScriptParser'
+
+compileTestJava {
+	options.compilerArgs += [
+			"-proc:none",
+			"-AsuppressJakartaDataMetamodel=true"
+	]
+}

tooling/metamodel-generator/src/main/java/org/hibernate/processor/Context.java

@@ -27,10 +27,7 @@ import javax.lang.model.util.Elements;
 import javax.lang.model.util.Types;
 import javax.tools.Diagnostic;
 
-import org.hibernate.jpamodelgen.model.Metamodel;
-import org.hibernate.jpamodelgen.util.AccessTypeInformation;
 import org.hibernate.processor.model.Metamodel;
-import org.hibernate.processor.util.AccessType;
 import org.hibernate.processor.util.AccessTypeInformation;
 
 import jakarta.persistence.AccessType;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/HibernateProcessor.java

@@ -204,7 +204,7 @@ public class HibernateProcessor extends AbstractProcessor {
 
 		final boolean fullyAnnotationConfigured = handleSettings( processingEnvironment );
 		if ( !fullyAnnotationConfigured ) {
-			new JpaDescriptorParser( context ).parseXml();
+			new JpaDescriptorParser( context ).parseMappingXml();
 			if ( context.isFullyXmlConfigured() ) {
 				createMetaModelClasses();
 			}

tooling/metamodel-generator/src/main/java/org/hibernate/processor/annotation/AnnotationMetaEntity.java

@@ -17,7 +17,6 @@ import org.hibernate.processor.ProcessLaterException;
 import org.hibernate.processor.model.ImportContext;
 import org.hibernate.processor.model.MetaAttribute;
 import org.hibernate.processor.model.Metamodel;
-import org.hibernate.processor.util.AccessType;
 import org.hibernate.processor.util.AccessTypeInformation;
 import org.hibernate.processor.util.Constants;
 import org.hibernate.processor.validation.ProcessorSessionFactory;
@@ -55,25 +54,6 @@ import javax.lang.model.util.Elements;
 import javax.lang.model.util.Types;
 import javax.tools.Diagnostic;
 
-import org.checkerframework.checker.nullness.qual.Nullable;
-import org.hibernate.jpamodelgen.Context;
-import org.hibernate.jpamodelgen.ImportContextImpl;
-import org.hibernate.jpamodelgen.ProcessLaterException;
-import org.hibernate.jpamodelgen.model.ImportContext;
-import org.hibernate.jpamodelgen.model.MetaAttribute;
-import org.hibernate.jpamodelgen.model.Metamodel;
-import org.hibernate.jpamodelgen.util.AccessTypeInformation;
-import org.hibernate.jpamodelgen.util.Constants;
-import org.hibernate.jpamodelgen.validation.ProcessorSessionFactory;
-import org.hibernate.jpamodelgen.validation.Validation;
-import org.hibernate.metamodel.model.domain.EntityDomainType;
-import org.hibernate.query.criteria.JpaEntityJoin;
-import org.hibernate.query.criteria.JpaRoot;
-import org.hibernate.query.criteria.JpaSelection;
-import org.hibernate.query.sqm.SqmExpressible;
-import org.hibernate.query.sqm.tree.SqmStatement;
-import org.hibernate.query.sqm.tree.expression.SqmParameter;
-import org.hibernate.query.sqm.tree.select.SqmSelectStatement;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/annotation/MetaAttributeGenerationVisitor.java

@@ -6,9 +6,9 @@
  */
 package org.hibernate.processor.annotation;
 
+import jakarta.persistence.AccessType;
 import org.checkerframework.checker.nullness.qual.Nullable;
 import org.hibernate.processor.Context;
-import org.hibernate.processor.util.AccessType;
 import org.hibernate.processor.util.AccessTypeInformation;
 import org.hibernate.processor.util.Constants;
 import org.hibernate.processor.util.NullnessUtil;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/util/AccessType.java

@@ -1,36 +0,0 @@
-/*
- * Hibernate, Relational Persistence for Idiomatic Java
- *
- * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
- * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
- */
-package org.hibernate.processor.util;
-
-/**
- * @author Hardy Ferentschik
- */
-public enum AccessType {
-	PROPERTY( jakarta.persistence.AccessType.PROPERTY ),
-	FIELD( jakarta.persistence.AccessType.FIELD );
-
-	private final jakarta.persistence.AccessType jpaAccessType;
-
-	AccessType(jakarta.persistence.AccessType jpaAccessType) {
-		this.jpaAccessType = jpaAccessType;
-	}
-
-	public jakarta.persistence.AccessType getJpaAccessType() {
-		return jpaAccessType;
-	}
-
-	public static AccessType fromJpaAccessType(jakarta.persistence.AccessType jpaAccessType) {
-		if ( jpaAccessType == jakarta.persistence.AccessType.FIELD ) {
-			return FIELD;
-		}
-		if ( jpaAccessType == jakarta.persistence.AccessType.PROPERTY ) {
-			return PROPERTY;
-		}
-
-		throw new IllegalArgumentException( "Unknown JPA AccessType - " + jpaAccessType.name() );
-	}
-}

tooling/metamodel-generator/src/main/java/org/hibernate/processor/util/TypeUtils.java

@@ -33,8 +33,6 @@ import javax.lang.model.util.SimpleTypeVisitor8;
 import javax.tools.Diagnostic;
 
 import jakarta.persistence.AccessType;
-import org.hibernate.jpamodelgen.Context;
-import org.hibernate.jpamodelgen.MetaModelGenerationException;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/util/xml/XmlParserHelper.java

@@ -25,11 +25,8 @@ import javax.xml.validation.SchemaFactory;
 
 import org.hibernate.boot.jaxb.cfg.spi.ObjectFactory;
 
-import org.hibernate.jpamodelgen.Context;
-import org.hibernate.jpamodelgen.util.NullnessUtil;
 import org.hibernate.processor.Context;
 import org.hibernate.processor.util.NullnessUtil;
-import org.hibernate.processor.xml.jaxb.ObjectFactory;
 
 import org.checkerframework.checker.nullness.qual.Nullable;
 import org.xml.sax.SAXException;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/xml/JpaDescriptorParser.java

@@ -38,25 +38,12 @@ import org.hibernate.boot.jaxb.mapping.spi.JaxbPersistenceUnitDefaultsImpl;
 import org.hibernate.boot.jaxb.mapping.spi.JaxbPersistenceUnitMetadataImpl;
 import org.hibernate.boot.jaxb.spi.Binding;
 import org.hibernate.boot.jaxb.spi.JaxbBindableMappingDescriptor;
-import org.hibernate.jpamodelgen.Context;
-import org.hibernate.jpamodelgen.util.AccessTypeInformation;
-import org.hibernate.jpamodelgen.util.FileTimeStampChecker;
-import org.hibernate.jpamodelgen.util.StringUtil;
-import org.hibernate.jpamodelgen.util.TypeUtils;
-import org.hibernate.jpamodelgen.util.xml.XmlParserHelper;
 import org.hibernate.processor.Context;
-import org.hibernate.processor.util.AccessType;
 import org.hibernate.processor.util.AccessTypeInformation;
 import org.hibernate.processor.util.FileTimeStampChecker;
 import org.hibernate.processor.util.StringUtil;
 import org.hibernate.processor.util.TypeUtils;
 import org.hibernate.processor.util.xml.XmlParserHelper;
-import org.hibernate.processor.util.xml.XmlParsingException;
-import org.hibernate.processor.xml.jaxb.Entity;
-import org.hibernate.processor.xml.jaxb.EntityMappings;
-import org.hibernate.processor.xml.jaxb.Persistence;
-import org.hibernate.processor.xml.jaxb.PersistenceUnitDefaults;
-import org.hibernate.processor.xml.jaxb.PersistenceUnitMetadata;
 
 import jakarta.persistence.AccessType;
 import org.checkerframework.checker.nullness.qual.Nullable;

tooling/metamodel-generator/src/main/java/org/hibernate/processor/xml/ResourceStreamLocatorImpl.java

@@ -0,0 +1,78 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+ * See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html.
+ */
+package org.hibernate.processor.xml;
+
+import java.io.IOException;
+import java.io.InputStream;
+import javax.tools.FileObject;
+import javax.tools.StandardLocation;
+
+import org.hibernate.boot.ResourceStreamLocator;
+import org.hibernate.processor.Context;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+
+/**
+ * @author Steve Ebersole
+ */
+public class ResourceStreamLocatorImpl implements ResourceStreamLocator {
+	/**
+	 * Path separator used for resource loading
+	 */
+	private static final String RESOURCE_PATH_SEPARATOR = "/";
+
+	private final Context context;
+
+	public ResourceStreamLocatorImpl(Context context) {
+		this.context = context;
+	}
+
+	@Override
+	public @Nullable InputStream locateResourceStream(String resourceName) {
+		// METAGEN-75
+		if ( !resourceName.startsWith( RESOURCE_PATH_SEPARATOR ) ) {
+			resourceName = RESOURCE_PATH_SEPARATOR + resourceName;
+		}
+
+		String pkg = getPackage( resourceName );
+		String name = getRelativeName( resourceName );
+		InputStream ormStream;
+		try {
+			FileObject fileObject = context.getProcessingEnvironment()
+					.getFiler()
+					.getResource( StandardLocation.CLASS_OUTPUT, pkg, name );
+			ormStream = fileObject.openInputStream();
+		}
+		catch ( IOException e1 ) {
+			// TODO - METAGEN-12
+			// unfortunately, the Filer.getResource API seems not to be able to load from /META-INF. One gets a
+			// FilerException with the message with "Illegal name /META-INF". This means that we have to revert to
+			// using the classpath. This might mean that we find a persistence.xml which is 'part of another jar.
+			// Not sure what else we can do here
+			ormStream = this.getClass().getResourceAsStream( resourceName );
+		}
+		return ormStream;
+	}
+
+	private String getPackage(String resourceName) {
+		if ( !resourceName.contains("/") ) {
+			return "";
+		}
+		else {
+			return resourceName.substring( 0, resourceName.lastIndexOf("/") );
+		}
+	}
+
+	private String getRelativeName(String resourceName) {
+		if ( !resourceName.contains("/") ) {
+			return resourceName;
+		}
+		else {
+			return resourceName.substring( resourceName.lastIndexOf("/") + 1 );
+		}
+	}
+}

tooling/metamodel-generator/src/main/java/org/hibernate/processor/xml/XmlMetaEntity.java

@@ -33,17 +33,6 @@ import org.hibernate.boot.jaxb.mapping.spi.JaxbMapKeyClassImpl;
 import org.hibernate.boot.jaxb.mapping.spi.JaxbMappedSuperclassImpl;
 import org.hibernate.boot.jaxb.mapping.spi.JaxbOneToManyImpl;
 import org.hibernate.boot.jaxb.mapping.spi.JaxbOneToOneImpl;
-import org.hibernate.jpamodelgen.Context;
-import org.hibernate.jpamodelgen.ImportContextImpl;
-import org.hibernate.jpamodelgen.MetaModelGenerationException;
-import org.hibernate.jpamodelgen.model.ImportContext;
-import org.hibernate.jpamodelgen.model.MetaAttribute;
-import org.hibernate.jpamodelgen.model.Metamodel;
-import org.hibernate.jpamodelgen.util.AccessTypeInformation;
-import org.hibernate.jpamodelgen.util.Constants;
-import org.hibernate.jpamodelgen.util.NullnessUtil;
-import org.hibernate.jpamodelgen.util.StringUtil;
-import org.hibernate.jpamodelgen.util.TypeUtils;
 import org.hibernate.processor.Context;
 import org.hibernate.processor.ImportContextImpl;
 import org.hibernate.processor.MetaModelGenerationException;
@@ -55,21 +44,6 @@ import org.hibernate.processor.util.Constants;
 import org.hibernate.processor.util.NullnessUtil;
 import org.hibernate.processor.util.StringUtil;
 import org.hibernate.processor.util.TypeUtils;
-import org.hibernate.processor.xml.jaxb.Attributes;
-import org.hibernate.processor.xml.jaxb.Basic;
-import org.hibernate.processor.xml.jaxb.ElementCollection;
-import org.hibernate.processor.xml.jaxb.Embeddable;
-import org.hibernate.processor.xml.jaxb.EmbeddableAttributes;
-import org.hibernate.processor.xml.jaxb.Embedded;
-import org.hibernate.processor.xml.jaxb.EmbeddedId;
-import org.hibernate.processor.xml.jaxb.Entity;
-import org.hibernate.processor.xml.jaxb.Id;
-import org.hibernate.processor.xml.jaxb.ManyToMany;
-import org.hibernate.processor.xml.jaxb.ManyToOne;
-import org.hibernate.processor.xml.jaxb.MapKeyClass;
-import org.hibernate.processor.xml.jaxb.MappedSuperclass;
-import org.hibernate.processor.xml.jaxb.OneToMany;
-import org.hibernate.processor.xml.jaxb.OneToOne;
 
 import jakarta.persistence.AccessType;
 import org.checkerframework.checker.nullness.qual.Nullable;
@@ -82,7 +56,6 @@ import static org.hibernate.processor.util.StringUtil.determineFullyQualifiedCla
 import static org.hibernate.processor.util.TypeUtils.extractClosestRealTypeAsString;
 import static org.hibernate.processor.util.TypeUtils.findMappedSuperClass;
 import static org.hibernate.processor.util.TypeUtils.getElementKindForAccessType;
-import static org.hibernate.processor.xml.jaxb.AccessType.*;
 
 /**
  * Collects XML-based meta information about an annotated type (entity, embeddable or mapped superclass).