fix problem where Hibernate refused to instantiate non-public UserType

also:

- clean up some code with respect to generic typing
- improve some exception reporting

hibernate-core/src/main/java/org/hibernate/InstantiationException.java

@@ -15,7 +15,7 @@ public class InstantiationException extends HibernateException {
 	private final Class<?> clazz;
 
 	/**
-	 * Constructs a {@code InstantiationException}.
+	 * Constructs an {@code InstantiationException}.
 	 *
 	 * @param message A message explaining the exception condition
 	 * @param clazz The Class we are attempting to instantiate

hibernate-core/src/main/java/org/hibernate/boot/model/TypeBeanInstanceProducer.java

@@ -6,15 +6,16 @@
  */
 package org.hibernate.boot.model;
 
+import org.hibernate.InstantiationException;
+import org.hibernate.Internal;
+import org.hibernate.engine.config.spi.ConfigurationService;
+import org.hibernate.resource.beans.spi.BeanInstanceProducer;
+import org.hibernate.type.spi.TypeBootstrapContext;
+
 import java.lang.reflect.Constructor;
 import java.util.Map;
 
-import org.hibernate.Internal;
+import static org.hibernate.internal.util.ReflectHelper.getConstructor;
-import org.hibernate.MappingException;
-import org.hibernate.engine.config.spi.ConfigurationService;
-import org.hibernate.internal.util.ReflectHelper;
-import org.hibernate.resource.beans.spi.BeanInstanceProducer;
-import org.hibernate.type.spi.TypeBootstrapContext;
 
 /**
  * {@link BeanInstanceProducer} implementation for building beans related to custom types.
@@ -31,20 +32,29 @@ public TypeBeanInstanceProducer(ConfigurationService configurationService) {
 
 	@Override
 	public <B> B produceBeanInstance(Class<B> beanType) {
+		final Constructor<B> bootstrapContextAwareConstructor =
+				getConstructor( beanType, TypeBootstrapContext.class );
+		if ( bootstrapContextAwareConstructor != null ) {
 			try {
-			final Constructor<B> bootstrapContextAwareTypeConstructor = ReflectHelper.getConstructor(
+				return bootstrapContextAwareConstructor.newInstance( this );
-					beanType,
-					TypeBootstrapContext.class
-			);
-			if ( bootstrapContextAwareTypeConstructor != null ) {
-				return bootstrapContextAwareTypeConstructor.newInstance( this );
-			}
-			else {
-				return beanType.newInstance();
-			}
 			}
 			catch ( Exception e ) {
-			throw new MappingException( "Could not instantiate Type: " + beanType.getName(), e );
+				throw new InstantiationException( "Could not instantiate type", beanType, e );
+			}
+		}
+		else {
+			final Constructor<B> constructor = getConstructor( beanType );
+			if ( constructor != null ) {
+				try {
+					return constructor.newInstance();
+				}
+				catch ( Exception e ) {
+					throw new InstantiationException( "Could not instantiate type", beanType, e );
+				}
+			}
+			else {
+				throw new InstantiationException( "No appropriate constructor for type", beanType );
+			}
 		}
 	}
 

hibernate-core/src/main/java/org/hibernate/boot/model/TypeDefinition.java

@@ -15,7 +15,6 @@
 import java.util.Properties;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.hibernate.boot.model.process.internal.InferredBasicValueResolver;
 import org.hibernate.boot.model.process.internal.UserTypeResolution;
 import org.hibernate.boot.registry.StandardServiceRegistry;
 import org.hibernate.boot.spi.BootstrapContext;
@@ -42,6 +41,7 @@
 import org.hibernate.type.spi.TypeConfigurationAware;
 import org.hibernate.usertype.UserType;
 
+import static org.hibernate.boot.model.process.internal.InferredBasicValueResolver.resolveSqlTypeIndicators;
 import static org.hibernate.mapping.MappingHelper.injectParameters;
 
 /**
@@ -131,9 +131,9 @@ private BasicValue.Resolution<?> createResolution(
 		);
 	}
 
-	private static BasicValue.Resolution<?> createResolution(
+	private static <T> BasicValue.Resolution<T> createResolution(
 			String name,
-			Class<?> typeImplementorClass,
+			Class<T> typeImplementorClass,
 			Map<?,?> parameters,
 			Map<?,?> usageSiteProperties,
 			JdbcTypeIndicators indicators,
@@ -141,16 +141,18 @@ private static BasicValue.Resolution<?> createResolution(
 		final BootstrapContext bootstrapContext = context.getBootstrapContext();
 		final TypeConfiguration typeConfiguration = bootstrapContext.getTypeConfiguration();
 		final BeanInstanceProducer instanceProducer = bootstrapContext.getCustomTypeProducer();
-		final boolean isKnownType = Type.class.isAssignableFrom( typeImplementorClass )
+		final boolean isKnownType =
+				Type.class.isAssignableFrom( typeImplementorClass )
 				|| UserType.class.isAssignableFrom( typeImplementorClass );
 
 		// support for AttributeConverter would be nice too
 		if ( isKnownType ) {
-			final Object typeInstance = instantiateType( bootstrapContext.getServiceRegistry(),
+			final T typeInstance = instantiateType( bootstrapContext.getServiceRegistry(),
 					context.getBuildingOptions(), name, typeImplementorClass, instanceProducer );
 
 			if ( typeInstance instanceof TypeConfigurationAware ) {
-				( (TypeConfigurationAware) typeInstance ).setTypeConfiguration( typeConfiguration );
+				final TypeConfigurationAware configurationAware = (TypeConfigurationAware) typeInstance;
+				configurationAware.setTypeConfiguration( typeConfiguration );
 			}
 
 			final Properties combinedTypeParameters = new Properties();
@@ -164,22 +166,23 @@ private static BasicValue.Resolution<?> createResolution(
 			injectParameters( typeInstance, combinedTypeParameters );
 
 			if ( typeInstance instanceof UserType ) {
-				final UserType<?> userType = (UserType<?>) typeInstance;
+				@SuppressWarnings("unchecked")
-				final CustomType<?> customType = new CustomType<>( userType, typeConfiguration );
+				final UserType<T> userType = (UserType<T>) typeInstance;
-
+				final CustomType<T> customType = new CustomType<>( userType, typeConfiguration );
-				return new UserTypeResolution( customType, null, combinedTypeParameters );
+				return new UserTypeResolution<>( customType, null, combinedTypeParameters );
 			}
 
 			if ( typeInstance instanceof BasicType ) {
-				final BasicType<?> resolvedBasicType = (BasicType<?>) typeInstance;
+				@SuppressWarnings("unchecked")
+				final BasicType<T> resolvedBasicType = (BasicType<T>) typeInstance;
 				return new BasicValue.Resolution<>() {
 					@Override
 					public JdbcMapping getJdbcMapping() {
 						return resolvedBasicType;
 					}
 
-					@Override @SuppressWarnings({"rawtypes", "unchecked"})
+					@Override
-					public BasicType getLegacyResolvedBasicType() {
+					public BasicType<T> getLegacyResolvedBasicType() {
 						return resolvedBasicType;
 					}
 
@@ -188,8 +191,8 @@ public Properties getCombinedTypeParameters() {
 						return combinedTypeParameters;
 					}
 
-					@Override @SuppressWarnings({"rawtypes", "unchecked"})
+					@Override
-					public JavaType getDomainJavaType() {
+					public JavaType<T> getDomainJavaType() {
 						return resolvedBasicType.getMappedJavaType();
 					}
 
@@ -204,12 +207,12 @@ public JdbcType getJdbcType() {
 					}
 
 					@Override
-					public BasicValueConverter getValueConverter() {
+					public BasicValueConverter<T,?> getValueConverter() {
 						return resolvedBasicType.getValueConverter();
 					}
 
-					@Override @SuppressWarnings({"rawtypes", "unchecked"})
+					@Override
-					public MutabilityPlan getMutabilityPlan() {
+					public MutabilityPlan<T> getMutabilityPlan() {
 						// a TypeDefinition does not explicitly provide a MutabilityPlan (yet?)
 						return resolvedBasicType.isMutable()
 								? getDomainJavaType().getMutabilityPlan()
@@ -220,37 +223,35 @@ public MutabilityPlan getMutabilityPlan() {
 		}
 
 		// Series of backward compatible special cases
+		return resolveLegacyCases( typeImplementorClass, indicators, typeConfiguration );
+	}
 
+	private static <T> BasicValue.Resolution<T> resolveLegacyCases(
+			Class<T> typeImplementorClass, JdbcTypeIndicators indicators, TypeConfiguration typeConfiguration) {
+		final BasicType<T> legacyType;
 		if ( Serializable.class.isAssignableFrom( typeImplementorClass ) ) {
-			@SuppressWarnings({"rawtypes", "unchecked"})
+			legacyType = new SerializableType( typeImplementorClass );
-			final SerializableType legacyType = new SerializableType( typeImplementorClass );
+		}
+		else if ( typeImplementorClass.isInterface() ) {
+			legacyType = (BasicType<T>) new JavaObjectType();
+		}
+		else {
+			throw new IllegalArgumentException( "Named type [" + typeImplementorClass
+					+ "] did not implement BasicType nor UserType" );
+		}
+
 		return createBasicTypeResolution( legacyType, typeImplementorClass, indicators, typeConfiguration );
 	}
 
-		if ( typeImplementorClass.isInterface() ) {
+	private static <T> BasicValue.Resolution<T> createBasicTypeResolution(
-			return createBasicTypeResolution( new JavaObjectType(), typeImplementorClass, indicators, typeConfiguration );
+			BasicType<T> type,
-		}
+			Class<? extends T> typeImplementorClass,
-
-		throw new IllegalArgumentException(
-				"Named type [" + typeImplementorClass + "] did not implement BasicType nor UserType"
-		);
-	}
-
-	private static BasicValue.Resolution<Object> createBasicTypeResolution(
-			BasicType<?> type,
-			Class<?> typeImplementorClass,
 			JdbcTypeIndicators indicators,
-			TypeConfiguration typeConfiguration
+			TypeConfiguration typeConfiguration) {
-			) {
+		final JavaType<T> jtd = typeConfiguration.getJavaTypeRegistry().resolveDescriptor( typeImplementorClass );
-		final JavaType<Serializable> jtd = typeConfiguration
-				.getJavaTypeRegistry()
-				.resolveDescriptor( typeImplementorClass );
 		final JdbcType jdbcType = typeConfiguration.getJdbcTypeRegistry().getDescriptor( Types.VARBINARY );
-		final BasicType<Serializable> resolved = InferredBasicValueResolver.resolveSqlTypeIndicators(
+		final BasicType<T> basicType = typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType );
-				indicators,
+		final BasicType<T> resolved = resolveSqlTypeIndicators( indicators, basicType, jtd );
-				typeConfiguration.getBasicTypeRegistry().resolve( jtd, jdbcType ),
-				jtd
-		);
 
 		return new BasicValue.Resolution<>() {
 			@Override
@@ -259,14 +260,12 @@ public JdbcMapping getJdbcMapping() {
 			}
 
 			@Override
-			@SuppressWarnings({ "rawtypes", "unchecked" })
+			public BasicType<T> getLegacyResolvedBasicType() {
-			public BasicType getLegacyResolvedBasicType() {
 				return type;
 			}
 
 			@Override
-			@SuppressWarnings({ "rawtypes", "unchecked" })
+			public JavaType<T> getDomainJavaType() {
-			public JavaType getDomainJavaType() {
 				return resolved.getMappedJavaType();
 			}
 
@@ -281,13 +280,12 @@ public JdbcType getJdbcType() {
 			}
 
 			@Override
-			public BasicValueConverter getValueConverter() {
+			public BasicValueConverter<T,?> getValueConverter() {
 				return resolved.getValueConverter();
 			}
 
 			@Override
-			@SuppressWarnings({ "rawtypes", "unchecked" })
+			public MutabilityPlan<T> getMutabilityPlan() {
-			public MutabilityPlan getMutabilityPlan() {
 				// a TypeDefinition does not explicitly provide a MutabilityPlan (yet?)
 				return resolved.isMutable()
 						? getDomainJavaType().getMutabilityPlan()
@@ -296,11 +294,11 @@ public MutabilityPlan getMutabilityPlan() {
 		};
 	}
 
-	private static Object instantiateType(
+	private static <T> T instantiateType(
 			StandardServiceRegistry serviceRegistry,
 			MetadataBuildingOptions buildingOptions,
 			String name,
-			Class<?> typeImplementorClass,
+			Class<T> typeImplementorClass,
 			BeanInstanceProducer instanceProducer) {
 		if ( buildingOptions.disallowExtensionsInCdi() ) {
 			return name != null
@@ -308,8 +306,8 @@ private static Object instantiateType(
 					: instanceProducer.produceBeanInstance( typeImplementorClass );
 		}
 		else {
-			final ManagedBeanRegistry beanRegistry = serviceRegistry.getService( ManagedBeanRegistry.class );
+			final ManagedBeanRegistry beanRegistry = serviceRegistry.requireService( ManagedBeanRegistry.class );
-			final ManagedBean<?> typeBean = name != null
+			final ManagedBean<T> typeBean = name != null
 					? beanRegistry.getBean( name, typeImplementorClass, instanceProducer )
 					: beanRegistry.getBean( typeImplementorClass, instanceProducer );
 			return typeBean.getBeanInstance();

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

@@ -48,6 +48,7 @@
 import org.hibernate.boot.model.convert.spi.RegisteredConversion;
 import org.hibernate.boot.registry.StandardServiceRegistry;
 import org.hibernate.boot.registry.classloading.spi.ClassLoaderService;
+import org.hibernate.boot.spi.BootstrapContext;
 import org.hibernate.boot.spi.InFlightMetadataCollector;
 import org.hibernate.boot.spi.MetadataBuildingContext;
 import org.hibernate.dialect.Dialect;
@@ -601,6 +602,8 @@ private static void bindUserTypeRegistrations(
 	private static void handleUserTypeRegistration(
 			MetadataBuildingContext context,
 			TypeRegistration compositeTypeRegistration) {
+		// TODO: check that the two classes agree, i.e. that
+		//       the user type knows how to handle the type
 		context.getMetadataCollector().registerUserType(
 				compositeTypeRegistration.basicClass(),
 				compositeTypeRegistration.userType()
@@ -610,6 +613,8 @@ private static void handleUserTypeRegistration(
 	private static void handleCompositeUserTypeRegistration(
 			MetadataBuildingContext context,
 			CompositeTypeRegistration compositeTypeRegistration) {
+		// TODO: check that the two classes agree, i.e. that
+		//       the user type knows how to handle the type
 		context.getMetadataCollector().registerCompositeUserType(
 				compositeTypeRegistration.embeddableClass(),
 				compositeTypeRegistration.userType()
@@ -755,25 +760,21 @@ public Dialect getDialect() {
 	}
 
 	private static JdbcMapping resolveUserType(Class<UserType<?>> userTypeClass, MetadataBuildingContext context) {
-		final UserType<?> userType;
+		final UserType<?> userType = context.getBuildingOptions().disallowExtensionsInCdi()
-		if ( context.getBuildingOptions().disallowExtensionsInCdi() ) {
+				? FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( userTypeClass )
-			userType = FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( userTypeClass );
+				: context.getBootstrapContext().getServiceRegistry()
-		}
+						.requireService( ManagedBeanRegistry.class )
-		else {
+						.getBean( userTypeClass ).getBeanInstance();
-			final StandardServiceRegistry serviceRegistry = context.getBootstrapContext().getServiceRegistry();
-			final ManagedBeanRegistry beanRegistry = serviceRegistry.getService( ManagedBeanRegistry.class );
-			userType = beanRegistry.getBean( userTypeClass ).getBeanInstance();
-		}
-
 		return new CustomType<>( userType, context.getBootstrapContext().getTypeConfiguration() );
 	}
 
 	private static JdbcMapping resolveAttributeConverter(Class<AttributeConverter<?, ?>> type, MetadataBuildingContext context) {
-		final StandardServiceRegistry serviceRegistry = context.getBootstrapContext().getServiceRegistry();
+		final BootstrapContext bootstrapContext = context.getBootstrapContext();
-		final ManagedBeanRegistry beanRegistry = serviceRegistry.getService( ManagedBeanRegistry.class );
+		final ManagedBeanRegistry beanRegistry =
+				bootstrapContext.getServiceRegistry().requireService( ManagedBeanRegistry.class );
 		final ManagedBean<AttributeConverter<?, ?>> bean = beanRegistry.getBean( type );
 
-		final TypeConfiguration typeConfiguration = context.getBootstrapContext().getTypeConfiguration();
+		final TypeConfiguration typeConfiguration = bootstrapContext.getTypeConfiguration();
 		final JavaTypeRegistry jtdRegistry = typeConfiguration.getJavaTypeRegistry();
 		final JavaType<? extends AttributeConverter<?,?>> converterJtd = jtdRegistry.resolveDescriptor( bean.getBeanClass() );
 

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

@@ -20,9 +20,9 @@
 /**
  * @author Steve Ebersole
  */
-public class UserTypeResolution implements BasicValue.Resolution {
+public class UserTypeResolution<T> implements BasicValue.Resolution<T> {
-	private final CustomType<?> userTypeAdapter;
+	private final CustomType<T> userTypeAdapter;
-	private final MutabilityPlan<?> mutabilityPlan;
+	private final MutabilityPlan<T> mutabilityPlan;
 
 	/**
 	 * We need this for the way envers interprets the boot-model
@@ -31,8 +31,8 @@ public class UserTypeResolution implements BasicValue.Resolution {
 	private final Properties combinedTypeParameters;
 
 	public UserTypeResolution(
-			CustomType<?> userTypeAdapter,
+			CustomType<T> userTypeAdapter,
-			MutabilityPlan<?> explicitMutabilityPlan,
+			MutabilityPlan<T> explicitMutabilityPlan,
 			Properties combinedTypeParameters) {
 		this.userTypeAdapter = userTypeAdapter;
 		this.combinedTypeParameters = combinedTypeParameters;
@@ -42,7 +42,7 @@ public UserTypeResolution(
 	}
 
 	@Override
-	public JavaType<?> getDomainJavaType() {
+	public JavaType<T> getDomainJavaType() {
 		return userTypeAdapter.getJavaTypeDescriptor();
 	}
 
@@ -57,7 +57,7 @@ public JdbcType getJdbcType() {
 	}
 
 	@Override
-	public BasicValueConverter getValueConverter() {
+	public BasicValueConverter<T,?> getValueConverter() {
 		// Even though we could expose the value converter of the user type here,
 		// we can not do it, as the conversion is done behind the scenes in the binder/extractor,
 		// whereas the converter returned here would, AFAIU, be used to construct a converted attribute mapping
@@ -65,12 +65,12 @@ public BasicValueConverter getValueConverter() {
 	}
 
 	@Override
-	public MutabilityPlan getMutabilityPlan() {
+	public MutabilityPlan<T> getMutabilityPlan() {
 		return mutabilityPlan;
 	}
 
 	@Override
-	public BasicType getLegacyResolvedBasicType() {
+	public BasicType<T> getLegacyResolvedBasicType() {
 		return userTypeAdapter;
 	}
 

hibernate-core/src/main/java/org/hibernate/boot/model/source/internal/hbm/ModelBinder.java

@@ -147,7 +147,6 @@
 import org.hibernate.mapping.UniqueKey;
 import org.hibernate.mapping.Value;
 import org.hibernate.resource.beans.internal.FallbackBeanInstanceProducer;
-import org.hibernate.resource.beans.spi.ManagedBean;
 import org.hibernate.resource.beans.spi.ManagedBeanRegistry;
 import org.hibernate.spi.NavigablePath;
 import org.hibernate.tuple.GenerationTiming;
@@ -156,6 +155,7 @@
 import org.hibernate.type.CustomType;
 import org.hibernate.type.ForeignKeyDirection;
 import org.hibernate.type.StandardBasicTypes;
+import org.hibernate.type.spi.TypeConfiguration;
 import org.hibernate.usertype.CompositeUserType;
 import org.hibernate.usertype.ParameterizedType;
 import org.hibernate.usertype.UserType;
@@ -2349,13 +2349,11 @@ private BasicType<?> resolveExplicitlyNamedAnyDiscriminatorType(
 			Map<String,String> parameters,
 			Any.MetaValue discriminatorMapping) {
 		final BootstrapContext bootstrapContext = metadataBuildingContext.getBootstrapContext();
+		final TypeConfiguration typeConfiguration = bootstrapContext.getTypeConfiguration();
 
 		if ( isEmpty( parameters ) ) {
 			// can use a standard one
-			final BasicType<?> basicTypeByName = bootstrapContext
+			final BasicType<?> basicTypeByName = typeConfiguration.getBasicTypeRegistry().getRegisteredType( typeName );
-					.getTypeConfiguration()
-					.getBasicTypeRegistry()
-					.getRegisteredType( typeName );
 			if ( basicTypeByName != null ) {
 				return basicTypeByName;
 			}
@@ -2368,7 +2366,7 @@ private BasicType<?> resolveExplicitlyNamedAnyDiscriminatorType(
 					parameters,
 					null,
 					metadataBuildingContext,
-					bootstrapContext.getTypeConfiguration().getCurrentBaseSqlTypeIndicators()
+					typeConfiguration.getCurrentBaseSqlTypeIndicators()
 			);
 
 			if ( resolution.getCombinedTypeParameters() != null ) {
@@ -2377,25 +2375,11 @@ private BasicType<?> resolveExplicitlyNamedAnyDiscriminatorType(
 
 			return resolution.getLegacyResolvedBasicType();
 		}
-
-		final ClassLoaderService classLoaderService = bootstrapContext
-				.getServiceRegistry()
-				.getService( ClassLoaderService.class );
-
-		try {
-			final Class<?> typeJavaType = classLoaderService.classForName( typeName );
-			final Object typeInstance;
-			if ( metadataBuildingContext.getBuildingOptions().disallowExtensionsInCdi() ) {
-				typeInstance = FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( typeJavaType );
-			}
 		else {
-				final ManagedBeanRegistry beanRegistry = bootstrapContext
+			final ClassLoaderService classLoaderService =
-						.getServiceRegistry()
+					bootstrapContext.getServiceRegistry().requireService( ClassLoaderService.class );
-						.getService( ManagedBeanRegistry.class );
+			try {
-				final String beanName = typeName + ":" + TypeDefinition.NAME_COUNTER.getAndIncrement();
+				final Object typeInstance = typeInstance( typeName, classLoaderService.classForName( typeName ) );
-				final ManagedBean<?> bean = beanRegistry.getBean( beanName, typeJavaType );
-				typeInstance = bean.getBeanInstance();
-			}
 
 				if ( typeInstance instanceof ParameterizedType ) {
 					if ( parameters != null ) {
@@ -2406,14 +2390,9 @@ private BasicType<?> resolveExplicitlyNamedAnyDiscriminatorType(
 				}
 
 				if ( typeInstance instanceof UserType ) {
-				//noinspection unchecked
+					return new CustomType<>( (UserType<?>) typeInstance, typeConfiguration);
-				return new CustomType<>(
-						(UserType<Object>) typeInstance,
-						bootstrapContext.getTypeConfiguration()
-				);
 				}
 
-			assert typeInstance instanceof BasicType;
 				return (BasicType<?>) typeInstance;
 			}
 			catch (ClassLoadingException e) {
@@ -2428,6 +2407,19 @@ private BasicType<?> resolveExplicitlyNamedAnyDiscriminatorType(
 					)
 			);
 		}
+	}
+
+	private Object typeInstance(String typeName, Class<?> typeJavaType) {
+		if ( metadataBuildingContext.getBuildingOptions().disallowExtensionsInCdi() ) {
+			return FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( typeJavaType );
+		}
+		else {
+			final String beanName = typeName + ":" + TypeDefinition.NAME_COUNTER.getAndIncrement();
+			return metadataBuildingContext.getBootstrapContext()
+					.getServiceRegistry().requireService( ManagedBeanRegistry.class )
+					.getBean( beanName, typeJavaType ).getBeanInstance();
+		}
+	}
 
 	private void prepareValueTypeViaReflection(
 			MappingDocument sourceDocument,

hibernate-core/src/main/java/org/hibernate/boot/spi/BasicTypeRegistration.java

@@ -28,8 +28,7 @@ public BasicTypeRegistration(BasicType<?> basicType, String[] registrationKeys)
 	}
 
 	public BasicTypeRegistration(UserType<?> type, String[] keys, TypeConfiguration typeConfiguration) {
-		//noinspection unchecked
+		this( new CustomType<>( type, keys, typeConfiguration ), keys );
-		this( new CustomType<>( (UserType<Object>) type, keys, typeConfiguration ), keys );
 	}
 
 	public BasicType<?> getBasicType() {

hibernate-core/src/main/java/org/hibernate/internal/util/ReflectHelper.java

@@ -250,7 +250,7 @@ public static java.lang.reflect.Type reflectedPropertyType(
 			String name,
 			ClassLoaderService classLoaderService) throws MappingException {
 		try {
-			Class clazz = classLoaderService.classForName( className );
+			Class<?> clazz = classLoaderService.classForName( className );
 			return getter( clazz, name ).getReturnType();
 		}
 		catch ( ClassLoadingException e ) {
@@ -368,7 +368,7 @@ public static <T> Constructor<T> getConstructor(
 		try {
 			constructor = clazz.getDeclaredConstructor( constructorArgs );
 			try {
-				ReflectHelper.ensureAccessibility( constructor );
+				ensureAccessibility( constructor );
 			}
 			catch ( SecurityException e ) {
 				constructor = null;
@@ -425,12 +425,10 @@ else if ( containerClass == Object.class ) {
 	}
 
 	public static void ensureAccessibility(AccessibleObject accessibleObject) {
-		if ( accessibleObject.isAccessible() ) {
+		if ( !accessibleObject.isAccessible() ) {
-			return;
-		}
-
 			accessibleObject.setAccessible( true );
 		}
+	}
 
 	private static Field locateField(Class clazz, String propertyName) {
 		if ( clazz == null || Object.class.equals( clazz ) ) {

hibernate-core/src/main/java/org/hibernate/mapping/BasicValue.java

@@ -67,6 +67,7 @@
 import jakarta.persistence.TemporalType;
 
 import static java.lang.Boolean.parseBoolean;
+import static org.hibernate.internal.util.collections.CollectionHelper.isNotEmpty;
 import static org.hibernate.mapping.MappingHelper.injectParameters;
 
 /**
@@ -260,14 +261,14 @@ private void checkSelectable(Selectable incomingColumn) {
 		final Selectable column = getColumn();
 		if ( column == incomingColumn || column.getText().equals( incomingColumn.getText() ) ) {
 			log.debugf( "Skipping column re-registration: %s.%s", getTable().getName(), column.getText() );
-			return;
 		}
-
+//		else {
 //			throw new IllegalStateException(
 //					"BasicValue [" + ownerName + "." + propertyName +
 //							"] already had column associated: `" + column.getText() +
 //							"` -> `" + incomingColumn.getText() + "`"
 //			);
+//		}
 	}
 
 	@Override
@@ -390,12 +391,13 @@ public SelectablePath createSelectablePath(String selectableName) {
 	}
 
 	protected Resolution<?> buildResolution() {
-		Properties typeParameters = getTypeParameters();
+		final Properties typeParameters = getTypeParameters();
 		if ( typeParameters != null
 				&& parseBoolean( typeParameters.getProperty(DynamicParameterizedType.IS_DYNAMIC) )
 				&& typeParameters.get(DynamicParameterizedType.PARAMETER_TYPE) == null ) {
 			createParameterImpl();
 		}
+
 		if ( explicitTypeName != null ) {
 			return interpretExplicitlyNamedType(
 					explicitTypeName,
@@ -410,23 +412,67 @@ && parseBoolean( typeParameters.getProperty(DynamicParameterizedType.IS_DYNAMIC)
 			);
 		}
 
-
 		if ( isVersion() ) {
 			return VersionResolution.from( implicitJavaTypeAccess, timeZoneStorageType, getBuildingContext() );
 		}
 
 		// determine JavaType if we can
-
+		final BasicJavaType<?> explicitJavaType =
-		final BasicJavaType explicitJavaType = explicitJavaTypeAccess == null ? null
+				explicitJavaTypeAccess == null ? null : explicitJavaTypeAccess.apply( getTypeConfiguration() );
-				: explicitJavaTypeAccess.apply( getTypeConfiguration() );
-
 		final JavaType<?> javaType = determineJavaType( explicitJavaType );
 
 		final ConverterDescriptor attributeConverterDescriptor = getAttributeConverterDescriptor();
-		final Selectable column = getColumn();
+		return attributeConverterDescriptor != null
-		if ( attributeConverterDescriptor != null ) {
+				? converterResolution( javaType, attributeConverterDescriptor )
-			final ManagedBeanRegistry managedBeanRegistry = getServiceRegistry().getService( ManagedBeanRegistry.class );
+				: resolution( explicitJavaType, javaType );
+	}
 
+	private Resolution<?> resolution(BasicJavaType explicitJavaType, JavaType<?> javaType) {
+		final JavaType<?> basicJavaType;
+		final JdbcType jdbcType;
+		if ( explicitJdbcTypeAccess != null ) {
+			final TypeConfiguration typeConfiguration = getTypeConfiguration();
+			jdbcType = explicitJdbcTypeAccess.apply( typeConfiguration );
+			basicJavaType = javaType == null && jdbcType != null
+					? jdbcType.getJdbcRecommendedJavaTypeMapping(null, null, typeConfiguration)
+					: javaType;
+		}
+		else {
+			jdbcType = null;
+			basicJavaType = javaType;
+		}
+		if ( basicJavaType == null ) {
+			throw new MappingException( "Unable to determine JavaType to use : " + this );
+		}
+
+		if ( basicJavaType instanceof BasicJavaType<?>
+				&& ( !basicJavaType.getJavaTypeClass().isEnum() || enumerationStyle == null ) ) {
+			final TypeDefinition autoAppliedTypeDef =
+					getBuildingContext().getTypeDefinitionRegistry()
+							.resolveAutoApplied( (BasicJavaType<?>) basicJavaType );
+			if ( autoAppliedTypeDef != null ) {
+				log.debug("BasicValue resolution matched auto-applied type-definition");
+				return autoAppliedTypeDef.resolve( getTypeParameters(), null, getBuildingContext(), this );
+			}
+		}
+
+		return InferredBasicValueResolver.from(
+				explicitJavaType,
+				jdbcType,
+				resolvedJavaType,
+				this::determineReflectedJavaType,
+				explicitMutabilityPlanAccess,
+				this,
+				getTable(),
+				getColumn(),
+				ownerName,
+				propertyName,
+				getBuildingContext()
+		);
+	}
+
+	private Resolution<?> converterResolution(JavaType<?> javaType, ConverterDescriptor attributeConverterDescriptor) {
+		final ManagedBeanRegistry managedBeanRegistry = getServiceRegistry().getService( ManagedBeanRegistry.class );
 		final NamedConverterResolution<?> converterResolution = NamedConverterResolution.from(
 				attributeConverterDescriptor,
 				explicitJavaTypeAccess,
@@ -447,12 +493,12 @@ public TypeConfiguration getTypeConfiguration() {
 		);
 
 		if ( javaType instanceof BasicPluralJavaType<?>
-					&& !attributeConverterDescriptor.getDomainValueResolvedType()
+				&& !attributeConverterDescriptor.getDomainValueResolvedType().getErasedType()
-							.getErasedType()
 						.isAssignableFrom( javaType.getJavaTypeClass() ) ) {
 			// In this case, the converter applies to the element of a BasicPluralJavaType
 			final BasicPluralJavaType<?> containerJtd = (BasicPluralJavaType<?>) javaType;
 			final BasicType registeredElementType = converterResolution.getLegacyResolvedBasicType();
+			final Selectable column = getColumn();
 			final BasicType<?> registeredType = registeredElementType == null ? null
 					: containerJtd.resolveType(
 							getTypeConfiguration(),
@@ -463,7 +509,6 @@ public TypeConfiguration getTypeConfiguration() {
 			);
 			if ( registeredType != null ) {
 				getTypeConfiguration().getBasicTypeRegistry().register( registeredType );
-
 				return new InferredBasicValueResolution(
 						registeredType,
 						registeredType.getJavaTypeDescriptor(),
@@ -478,42 +523,6 @@ public TypeConfiguration getTypeConfiguration() {
 		return converterResolution;
 	}
 
-		final JdbcType jdbcType = explicitJdbcTypeAccess != null
-				? explicitJdbcTypeAccess.apply( getTypeConfiguration() )
-				: null;
-
-		final JavaType<?> basicJavaType = javaType == null && jdbcType != null
-				? jdbcType.getJdbcRecommendedJavaTypeMapping( null, null, getTypeConfiguration() )
-				: javaType;
-		if ( basicJavaType == null ) {
-			throw new MappingException( "Unable to determine JavaType to use : " + this );
-		}
-
-		final TypeDefinition autoAppliedTypeDef = basicJavaType instanceof BasicJavaType<?>
-				? getBuildingContext().getTypeDefinitionRegistry().resolveAutoApplied( (BasicJavaType<?>) basicJavaType )
-				: null;
-		if ( autoAppliedTypeDef != null
-				&& ( !basicJavaType.getJavaTypeClass().isEnum() || enumerationStyle == null ) ) {
-			log.debug( "BasicValue resolution matched auto-applied type-definition" );
-			return autoAppliedTypeDef.resolve( typeParameters, null, getBuildingContext(), this );
-		}
-		else {
-			return InferredBasicValueResolver.from(
-					explicitJavaType,
-					jdbcType,
-					resolvedJavaType,
-					this::determineReflectedJavaType,
-					explicitMutabilityPlanAccess,
-					this,
-					getTable(),
-					column,
-					ownerName,
-					propertyName,
-					getBuildingContext()
-			);
-		}
-	}
-
 	private JavaType<?> determineJavaType(JavaType<?> explicitJavaType) {
 		JavaType<?> javaType = explicitJavaType;
 
@@ -549,7 +558,7 @@ else if ( ownerName != null && propertyName != null ) {
 			impliedJavaType = ReflectHelper.reflectedPropertyType(
 					ownerName,
 					propertyName,
-					getServiceRegistry().getService( ClassLoaderService.class )
+					getServiceRegistry().requireService( ClassLoaderService.class )
 			);
 		}
 		else {
@@ -666,7 +675,7 @@ public TypeConfiguration getTypeConfiguration() {
 
 
 		// see if the name is a UserType or BasicType implementor class name
-		final ClassLoaderService cls = serviceRegistry.getService( ClassLoaderService.class );
+		final ClassLoaderService cls = serviceRegistry.requireService( ClassLoaderService.class );
 		try {
 			final Class<?> typeNamedClass = cls.classForName( name );
 
@@ -779,7 +788,7 @@ public void setTypeName(String typeName) {
 		if ( StringHelper.isNotEmpty( typeName ) ) {
 			if ( typeName.startsWith( ConverterDescriptor.TYPE_NAME_PREFIX ) ) {
 				final String converterClassName = typeName.substring( ConverterDescriptor.TYPE_NAME_PREFIX.length() );
-				final ClassLoaderService cls = getServiceRegistry().getService( ClassLoaderService.class );
+				final ClassLoaderService cls = getServiceRegistry().requireService( ClassLoaderService.class );
 				try {
 					final Class<AttributeConverter<?,?>> converterClass = cls.classForName( converterClassName );
 					setAttributeConverterDescriptor( new ClassBasedConverterDescriptor(
@@ -803,65 +812,70 @@ public void setTypeName(String typeName) {
 
 	private static int COUNTER;
 
-	public <T extends UserType<?>> void setExplicitCustomType(Class<T> explicitCustomType) {
+	public void setExplicitCustomType(Class<? extends UserType<?>> explicitCustomType) {
 		if ( explicitCustomType != null ) {
 			if ( resolution != null ) {
 				throw new UnsupportedOperationException( "Unsupported attempt to set an explicit-custom-type when value is already resolved" );
 			}
+			else {
+				resolution = new UserTypeResolution<>(
+						new CustomType<>(
+								getConfiguredUserTypeBean( explicitCustomType, getCustomTypeProperties() ),
+								getTypeConfiguration()
+						),
+						null,
+						getCustomTypeProperties()
+				);
+			}
+		}
+	}
 
-			final BeanInstanceProducer instanceProducer =
+	private Properties getCustomTypeProperties() {
-					getBuildingContext().getBootstrapContext().getCustomTypeProducer();
-
 		final Properties properties = new Properties();
-			if ( CollectionHelper.isNotEmpty( getTypeParameters() ) ) {
+		if ( isNotEmpty( getTypeParameters() ) ) {
 			properties.putAll( getTypeParameters() );
 		}
-			if ( CollectionHelper.isNotEmpty( explicitLocalTypeParams ) ) {
+		if ( isNotEmpty( explicitLocalTypeParams ) ) {
 			properties.putAll( explicitLocalTypeParams );
 		}
+		return properties;
+	}
 
-			final T typeInstance;
+	private UserType<?> getConfiguredUserTypeBean(Class<? extends UserType<?>> explicitCustomType, Properties properties) {
-			if ( getBuildingContext().getBuildingOptions().disallowExtensionsInCdi() ) {
+		final UserType<?> typeInstance =
-				typeInstance = FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( explicitCustomType );
+				getBuildingContext().getBuildingOptions().disallowExtensionsInCdi()
-			}
+						? FallbackBeanInstanceProducer.INSTANCE.produceBeanInstance( explicitCustomType )
-			else {
+						: getUserTypeBean( explicitCustomType, properties ).getBeanInstance();
-				final boolean hasParameters = CollectionHelper.isNotEmpty( properties );
-
-				final ManagedBean<T> typeBean;
-				if ( hasParameters ) {
-					final String name = explicitCustomType.getName() + COUNTER++;
-					typeBean = getServiceRegistry().getService( ManagedBeanRegistry.class )
-							.getBean( name, explicitCustomType, instanceProducer );
-				}
-				else {
-					typeBean = getServiceRegistry().getService( ManagedBeanRegistry.class )
-							.getBean( explicitCustomType, instanceProducer );
-				}
-				typeInstance = typeBean.getBeanInstance();
-			}
 
 		if ( typeInstance instanceof TypeConfigurationAware ) {
-				( (TypeConfigurationAware) typeInstance ).setTypeConfiguration( getTypeConfiguration() );
+			final TypeConfigurationAware configurationAware = (TypeConfigurationAware) typeInstance;
+			configurationAware.setTypeConfiguration( getTypeConfiguration() );
 		}
 
 		if ( typeInstance instanceof DynamicParameterizedType ) {
-				if (parseBoolean(properties.getProperty(DynamicParameterizedType.IS_DYNAMIC))) {
+			if ( parseBoolean( properties.getProperty( DynamicParameterizedType.IS_DYNAMIC ) ) ) {
-					if (properties.get(DynamicParameterizedType.PARAMETER_TYPE) == null) {
+				if ( properties.get( DynamicParameterizedType.PARAMETER_TYPE ) == null ) {
-						final DynamicParameterizedType.ParameterType parameterType = makeParameterImpl();
+					properties.put( DynamicParameterizedType.PARAMETER_TYPE, makeParameterImpl() );
-						properties.put(DynamicParameterizedType.PARAMETER_TYPE, parameterType);
 				}
 			}
 		}
 
-			injectParameters( typeInstance, properties );
+		injectParameters( typeInstance, properties);
 		// envers - grr
 		setTypeParameters( properties );
 
-			this.resolution = new UserTypeResolution(
+		return typeInstance;
-					new CustomType<>( (UserType<?>) typeInstance, getTypeConfiguration() ),
+	}
-					null,
+
-					properties
+	private <T> ManagedBean<T> getUserTypeBean(Class<T> explicitCustomType, Properties properties) {
-			);
+		final BeanInstanceProducer producer = getBuildingContext().getBootstrapContext().getCustomTypeProducer();
+		final ManagedBeanRegistry registry = getServiceRegistry().requireService( ManagedBeanRegistry.class );
+		if ( isNotEmpty( properties ) ) {
+			final String name = explicitCustomType.getName() + COUNTER++;
+			return registry.getBean( name, explicitCustomType, producer );
+		}
+		else {
+			return registry.getBean( explicitCustomType, producer );
 		}
 	}
 

hibernate-core/src/main/java/org/hibernate/mapping/SimpleValue.java

@@ -957,6 +957,7 @@ protected void createParameterImpl() {
 			throw new MappingException( "Could not create DynamicParameterizedType for type: " + typeName, e );
 		}
 	}
+
 	public DynamicParameterizedType.ParameterType makeParameterImpl() {
 		try {
 			final String[] columnNames = new String[ columns.size() ];

hibernate-core/src/main/java/org/hibernate/query/internal/ResultMementoBasicStandard.java

@@ -113,16 +113,19 @@ else if ( AttributeConverter.class.isAssignableFrom( definedType ) ) {
 			else {
 				final JavaTypeRegistry jtdRegistry = typeConfiguration.getJavaTypeRegistry();
 				final JavaType<Object> registeredJtd = jtdRegistry.getDescriptor( definition.type() );
-				final ManagedBeanRegistry beanRegistry = sessionFactory.getServiceRegistry().getService( ManagedBeanRegistry.class );
+				final ManagedBeanRegistry beanRegistry =
+						sessionFactory.getServiceRegistry().requireService( ManagedBeanRegistry.class );
 				if ( BasicType.class.isAssignableFrom( registeredJtd.getJavaTypeClass() ) ) {
-					final ManagedBean<BasicType<?>> typeBean = (ManagedBean) beanRegistry.getBean( registeredJtd.getJavaTypeClass() );
+					final ManagedBean<BasicType<?>> typeBean =
+							(ManagedBean) beanRegistry.getBean( registeredJtd.getJavaTypeClass() );
 					explicitType = typeBean.getBeanInstance();
 					explicitJavaType = explicitType.getJavaTypeDescriptor();
 				}
 				else if ( UserType.class.isAssignableFrom( registeredJtd.getJavaTypeClass() ) ) {
-					final ManagedBean<UserType<?>> userTypeBean = (ManagedBean) beanRegistry.getBean( registeredJtd.getJavaTypeClass() );
+					final ManagedBean<UserType<?>> userTypeBean =
+							(ManagedBean) beanRegistry.getBean( registeredJtd.getJavaTypeClass() );
 					// todo (6.0) : is this the best approach?  or should we keep a Class<? extends UserType> -> @Type mapping somewhere?
-					explicitType = new CustomType<>( (UserType<Object>) userTypeBean.getBeanInstance(), typeConfiguration );
+					explicitType = new CustomType<>( userTypeBean.getBeanInstance(), typeConfiguration );
 					explicitJavaType = explicitType.getJavaTypeDescriptor();
 				}
 				else {

hibernate-core/src/main/java/org/hibernate/type/CustomType.java

@@ -68,7 +68,8 @@ public CustomType(UserType<J> userType, TypeConfiguration typeConfiguration) thr
 		this( userType, ArrayHelper.EMPTY_STRING_ARRAY, typeConfiguration );
 	}
 
-	public CustomType(UserType<J> userType, String[] registrationKeys, TypeConfiguration typeConfiguration) throws MappingException {
+	public CustomType(UserType<J> userType, String[] registrationKeys, TypeConfiguration typeConfiguration)
+			throws MappingException {
 		this.userType = userType;
 		name = userType.getClass().getName();