HHH-15782 make @ValueGenerationType work with the new "split" hierarchy of value generators

this was a lot easier than I thought it would be

hibernate-core/src/main/java/org/hibernate/annotations/SourceGeneration.java

@@ -13,8 +13,9 @@ import org.hibernate.dialect.Dialect;
 import org.hibernate.engine.jdbc.spi.JdbcCoordinator;
 import org.hibernate.engine.spi.SharedSessionContractImplementor;
 import org.hibernate.internal.CoreMessageLogger;
-import org.hibernate.tuple.AnnotationValueGeneration;
+import org.hibernate.tuple.AnnotationValueGenerationStrategy;
 import org.hibernate.tuple.GenerationTiming;
+import org.hibernate.tuple.InMemoryValueGenerationStrategy;
 import org.hibernate.tuple.TimestampGenerators;
 import org.hibernate.tuple.ValueGenerator;
 import org.jboss.logging.Logger;
@@ -42,7 +43,8 @@ import static org.hibernate.tuple.GenerationTiming.ALWAYS;
  */
 @Deprecated(since = "6.2")
 @Internal
-public class SourceGeneration implements AnnotationValueGeneration<Source>, ValueGenerator<Object> {
+public class SourceGeneration
+		implements AnnotationValueGenerationStrategy<Source>, InMemoryValueGenerationStrategy, ValueGenerator<Object> {
 
 	private static final CoreMessageLogger log = Logger.getMessageLogger(
 			CoreMessageLogger.class,
@@ -53,6 +55,10 @@ public class SourceGeneration implements AnnotationValueGeneration<Source>, Valu
 	private ValueGenerator<?> valueGenerator;
 
 	@Override
+	public void initialize(Source annotation, Class<?> propertyType, String entityName, String propertyName) {
+		initialize( annotation, propertyType );
+	}
+
 	public void initialize(Source annotation, Class<?> propertyType) {
 		this.propertyType = propertyType;
 		switch ( annotation.value() ) {
@@ -77,16 +83,6 @@ public class SourceGeneration implements AnnotationValueGeneration<Source>, Valu
 		return valueGenerator;
 	}
 
-	@Override
-	public boolean referenceColumnInSql() {
-		return true;
-	}
-
-	@Override
-	public String getDatabaseGeneratedReferencedColumnValue() {
-		return null;
-	}
-
 	@Override
 	public Object generateValue(Session session, Object owner) {
 		SharedSessionContractImplementor implementor = (SharedSessionContractImplementor) session;

hibernate-core/src/main/java/org/hibernate/annotations/ValueGenerationType.java

@@ -6,25 +6,25 @@
  */
 package org.hibernate.annotations;
 
-import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
-import org.hibernate.tuple.AnnotationValueGeneration;
+import org.hibernate.tuple.ValueGenerationStrategy;
-import org.hibernate.tuple.ValueGeneration;
 
 import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 
 /**
  * Meta-annotation used to mark another annotation as providing configuration
- * for a custom {@linkplain ValueGeneration value generation strategy}. This
+ * for a custom {@linkplain ValueGenerationStrategy value generation strategy}.
- * is the best way to work with customized value generation in Hibernate.
+ * This is the best way to work with customized value generation in Hibernate.
  * <p>
  * For example, if we have a custom value generator:
  * <pre>{@code
- * public class SKUGeneration implements AnnotationValueGeneration<SKU>, ValueGenerator<String> {
+ * public class SKUGeneration
+ *         implements InMemoryValueGenerationStrategy,
+ *                    ValueGenerator<String> {
  *     ...
  * }
  * }</pre>
@@ -43,10 +43,18 @@ import static java.lang.annotation.RetentionPolicy.RUNTIME;
  * property to be generated when any SQL statement to {@code insert} or
  * {@code update} the entity is executed.
  * <p>
- * Each generator annotation type has an {@link AnnotationValueGeneration}
+ * Every generator annotation type has an {@link ValueGenerationStrategy}
- * implementation which is responsible for generating values. The generator
+ * implementation which is responsible for generating values. It must be either:
- * annotation may have members, which are used to configure the generator,
+ * <ul>
- * when {@link AnnotationValueGeneration#initialize} is called.
+ * <li>an {@link org.hibernate.tuple.InMemoryValueGenerationStrategy}, for
+ *     values that are generated in Java code, using a
+ *     {@link org.hibernate.tuple.ValueGenerator}, or
+ * <li>an {@link org.hibernate.tuple.InDatabaseValueGenerationStrategy}, for
+ *     values which are generated by the database.
+ * </ul>
+ * A generator annotation may have members, which are used to configure the
+ * generation strategy, when the strategy instance in initialized via
+ * {@link org.hibernate.tuple.AnnotationValueGenerationStrategy#initialize}.
  * <p>
  * There are several excellent examples of the use of this machinery right
  * here in this package. {@link TenantId} and its corresponding generator
@@ -55,16 +63,22 @@ import static java.lang.annotation.RetentionPolicy.RUNTIME;
  * A {@code @ValueGenerationType} annotation must have retention policy
  * {@link RetentionPolicy#RUNTIME}.
  *
+ * @see ValueGenerationStrategy
+ * @see org.hibernate.tuple.InMemoryValueGenerationStrategy
+ * @see org.hibernate.tuple.InDatabaseValueGenerationStrategy
+ * @see org.hibernate.tuple.AnnotationValueGenerationStrategy
+ *
  * @author Gunnar Morling
  */
 @Target(ANNOTATION_TYPE)
 @Retention(RUNTIME)
 public @interface ValueGenerationType {
 	/**
-	 * The type of value generation associated with the annotated value generator annotation type. The referenced
+	 * A class that implements {@link ValueGenerationStrategy}.
-	 * generation type must be parameterized with the type of the given generator annotation.
+	 * <p>
-	 *
+	 * If the generator annotation has members used to configure the
-	 * @return the value generation type
+	 * generation strategy instance, the strategy should implement
+	 * {@link org.hibernate.tuple.AnnotationValueGenerationStrategy}.
 	 */
-	Class<? extends AnnotationValueGeneration<?>> generatedBy();
+	Class<? extends ValueGenerationStrategy> generatedBy();
 }

hibernate-core/src/main/java/org/hibernate/cfg/annotations/PropertyBinder.java

@@ -40,8 +40,8 @@ import org.hibernate.mapping.ToOne;
 import org.hibernate.mapping.Value;
 import org.hibernate.metamodel.spi.EmbeddableInstantiator;
 import org.hibernate.property.access.spi.PropertyAccessStrategy;
+import org.hibernate.tuple.AnnotationValueGenerationStrategy;
 import org.hibernate.tuple.ValueGenerationStrategy;
-import org.hibernate.tuple.AnnotationValueGeneration;
 import org.hibernate.tuple.AttributeBinder;
 import org.hibernate.tuple.InDatabaseValueGenerationStrategy;
 import org.hibernate.tuple.GenerationTiming;
@@ -402,10 +402,10 @@ public class PropertyBinder {
 	/**
 	 * Returns the value generation strategy for the given property, if any.
 	 */
-	private ValueGeneration getValueGenerationFromAnnotations(XProperty property) {
+	private ValueGenerationStrategy getValueGenerationFromAnnotations(XProperty property) {
-		AnnotationValueGeneration<?> valueGeneration = null;
+		ValueGenerationStrategy valueGeneration = null;
 		for ( Annotation annotation : property.getAnnotations() ) {
-			AnnotationValueGeneration<?> candidate = getValueGenerationFromAnnotation( property, annotation );
+			final ValueGenerationStrategy candidate = getValueGenerationFromAnnotation( property, annotation );
 			if ( candidate != null ) {
 				if ( valueGeneration != null ) {
 					throw new AnnotationException( "Property '" + qualify( holder.getPath(), name )
@@ -423,16 +423,16 @@ public class PropertyBinder {
 	 * In case the given annotation is a value generator annotation, the corresponding value generation strategy to be
 	 * applied to the given property is returned, {@code null} otherwise.
 	 */
-	private <A extends Annotation> AnnotationValueGeneration<A> getValueGenerationFromAnnotation(
+	private ValueGenerationStrategy getValueGenerationFromAnnotation(
 			XProperty property,
-			A annotation) {
+			Annotation annotation) {
 		final ValueGenerationType generatorAnnotation = annotation.annotationType().getAnnotation( ValueGenerationType.class );
 		if ( generatorAnnotation == null ) {
 			return null;
 		}
 
-		final Class<? extends AnnotationValueGeneration<?>> generationType = generatorAnnotation.generatedBy();
+		final ValueGenerationStrategy valueGeneration =
-		final AnnotationValueGeneration<A> valueGeneration = instantiateAndInitializeValueGeneration( annotation, generationType, property );
+				instantiateAndInitializeValueGeneration( annotation, generatorAnnotation.generatedBy(), property );
 
 		if ( annotation.annotationType() == Generated.class && property.isAnnotationPresent(Version.class) ) {
 			switch ( valueGeneration.getGenerationTiming() ) {
@@ -456,23 +456,26 @@ public class PropertyBinder {
 	 * Instantiates the given generator annotation type, initializing it with the given instance of the corresponding
 	 * generator annotation and the property's type.
 	 */
-	private <A extends Annotation> AnnotationValueGeneration<A> instantiateAndInitializeValueGeneration(
+	private <A extends Annotation> ValueGenerationStrategy instantiateAndInitializeValueGeneration(
 			A annotation,
-			Class<? extends AnnotationValueGeneration<?>> generationType,
+			Class<? extends ValueGenerationStrategy> generationType,
 			XProperty property) {
 
 		try {
-			// This will cause a CCE in case the generation type doesn't match the annotation type; As this would be a
+			final ValueGenerationStrategy valueGeneration = generationType.newInstance();
-			// programming error of the generation type developer and thus should show up during testing, we don't
+			if ( valueGeneration instanceof AnnotationValueGenerationStrategy ) {
+				// This will cause a CCE in case the generation type doesn't match the annotation type; As this would be
+				// a programming error of the generation type developer and thus should show up during testing, we don't
 				// check this explicitly; If required, this could be done e.g. using ClassMate
 				@SuppressWarnings("unchecked")
-			AnnotationValueGeneration<A> valueGeneration = (AnnotationValueGeneration<A>) generationType.newInstance();
+				final AnnotationValueGenerationStrategy<A> generation = (AnnotationValueGenerationStrategy<A>) valueGeneration;
-			valueGeneration.initialize(
+				generation.initialize(
 						annotation,
 						buildingContext.getBootstrapContext().getReflectionManager().toClass( property.getType() ),
 						entityBinder.getPersistentClass().getEntityName(),
 						property.getName()
 				);
+			}
 
 			return valueGeneration;
 		}

hibernate-core/src/main/java/org/hibernate/tuple/AnnotationValueGeneration.java

@@ -14,18 +14,19 @@ import java.lang.annotation.Annotation;
  *
  * @param <A> The generator annotation type supported by an implementation
  *
+ * @see org.hibernate.annotations.ValueGenerationType
+ *
  * @author Gunnar Morling
  */
-public interface AnnotationValueGeneration<A extends Annotation> extends ValueGeneration {
+public interface AnnotationValueGeneration<A extends Annotation>
-
+		extends ValueGeneration, AnnotationValueGenerationStrategy<A> {
 	/**
 	 * Initializes this generation strategy for the given annotation instance.
 	 *
-	 * @param annotation an instance of the strategy's annotation type. Typically implementations will retrieve the
+	 * @param annotation   an instance of the strategy's annotation type. Typically, implementations will retrieve the
 	 *                     annotation's attribute values and store them in fields.
 	 * @param propertyType the type of the property annotated with the generator annotation. Implementations may use
 	 *                     the type to determine the right {@link ValueGenerator} to be applied.
-	 *
 	 * @throws org.hibernate.HibernateException in case an error occurred during initialization, e.g. if
 	 *                                          an implementation can't create a value for the given property type.
 	 */
@@ -34,7 +35,7 @@ public interface AnnotationValueGeneration<A extends Annotation> extends ValueGe
 	/**
 	 * Initializes this generation strategy for the given annotation instance.
 	 *
-	 * @param annotation an instance of the strategy's annotation type. Typically implementations will retrieve the
+	 * @param annotation an instance of the strategy's annotation type. Typically, implementations will retrieve the
 	 * annotation's attribute values and store them in fields.
 	 * @param propertyType the type of the property annotated with the generator annotation. Implementations may use
 	 * the type to determine the right {@link ValueGenerator} to be applied.

hibernate-core/src/main/java/org/hibernate/tuple/AnnotationValueGenerationStrategy.java

@@ -0,0 +1,40 @@
+/*
+ * 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.tuple;
+
+import java.lang.annotation.Annotation;
+
+
+/**
+ * A {@link ValueGenerationStrategy} based on a custom Java generator annotation type.
+ * Every instance must implement either {@link InMemoryValueGenerationStrategy} or
+ * {@link InDatabaseValueGenerationStrategy}.
+ *
+ * @param <A> The generator annotation type supported by an implementation
+ *
+ * @see org.hibernate.annotations.ValueGenerationType
+ *
+ * @author Gunnar Morling
+ * @author Gavin King
+ *
+ * @since 6.2
+ */
+public interface AnnotationValueGenerationStrategy<A extends Annotation> extends ValueGenerationStrategy {
+	/**
+	 * Initializes this generation strategy for the given annotation instance.
+	 *
+	 * @param annotation   an instance of the strategy's annotation type. Typically, implementations will retrieve the
+	 *                     annotation's attribute values and store them in fields.
+	 * @param propertyType the type of the property annotated with the generator annotation. Implementations may use
+	 *                     the type to determine the right {@link ValueGenerator} to be applied.
+	 * @param entityName the name of the entity to which the annotated property belongs
+	 * @param propertyName the name of the annotated property
+	 * @throws org.hibernate.HibernateException in case an error occurred during initialization, e.g. if
+	 *                                          an implementation can't create a value for the given property type.
+	 */
+	void initialize(A annotation, Class<?> propertyType, String entityName, String propertyName);
+}

hibernate-core/src/main/java/org/hibernate/tuple/GeneratedAlwaysValueGeneration.java

@@ -7,37 +7,35 @@
 package org.hibernate.tuple;
 
 import org.hibernate.annotations.GeneratedColumn;
+import org.hibernate.dialect.Dialect;
 
 /**
- * For {@link GeneratedColumn}
+ * For {@link GeneratedColumn}.
  *
  * @author Gavin King
  */
-public class GeneratedAlwaysValueGeneration implements AnnotationValueGeneration<GeneratedColumn> {
+public class GeneratedAlwaysValueGeneration
+		implements InDatabaseValueGenerationStrategy {
 
 	public GeneratedAlwaysValueGeneration() {}
 
-	@Override
-	public void initialize(GeneratedColumn annotation, Class<?> propertyType) {}
-
 	@Override
 	public GenerationTiming getGenerationTiming() {
 		return GenerationTiming.ALWAYS;
 	}
 
 	@Override
-	public ValueGenerator<?> getValueGenerator() {
+	public boolean writePropertyValue() {
-		// database generated values do not have a value generator
-		return null;
-	}
-
-	@Override
-	public boolean referenceColumnInSql() {
 		return false;
 	}
 
 	@Override
-	public String getDatabaseGeneratedReferencedColumnValue() {
+	public boolean referenceColumnsInSql() {
+		return false;
+	}
+
+	@Override
+	public String[] getReferencedColumnValues(Dialect dialect) {
 		return null;
 	}
 }

hibernate-core/src/main/java/org/hibernate/tuple/GeneratedValueGeneration.java

@@ -7,6 +7,7 @@
 package org.hibernate.tuple;
 
 import org.hibernate.annotations.Generated;
+import org.hibernate.dialect.Dialect;
 
 import static org.hibernate.internal.util.StringHelper.isEmpty;
 
@@ -16,11 +17,12 @@ import static org.hibernate.internal.util.StringHelper.isEmpty;
  * @author Steve Ebersole
  * @author Gunnar Morling
  */
-public class GeneratedValueGeneration implements AnnotationValueGeneration<Generated> {
+public class GeneratedValueGeneration
+		implements AnnotationValueGenerationStrategy<Generated>, InDatabaseValueGenerationStrategy {
 
 	private GenerationTiming timing;
 	private boolean writable;
-	private String sql;
+	private String[] sql;
 
 	public GeneratedValueGeneration() {
 	}
@@ -30,9 +32,9 @@ public class GeneratedValueGeneration implements AnnotationValueGeneration<Gener
 	}
 
 	@Override
-	public void initialize(Generated annotation, Class<?> propertyType) {
+	public void initialize(Generated annotation, Class<?> propertyType, String entityName, String propertyName) {
 		timing = annotation.value().getEquivalent();
-		sql = isEmpty( annotation.sql() ) ? null : annotation.sql();
+		sql = isEmpty( annotation.sql() ) ? null : new String[] { annotation.sql() };
 		writable = annotation.writable() || sql != null;
 	}
 
@@ -42,19 +44,18 @@ public class GeneratedValueGeneration implements AnnotationValueGeneration<Gener
 	}
 
 	@Override
-	public ValueGenerator<?> getValueGenerator() {
+	public boolean referenceColumnsInSql() {
-		// database generated values do not have a value generator
-		return null;
-	}
-
-	@Override
-	public boolean referenceColumnInSql() {
 		return writable;
 	}
 
 	@Override
-	public String getDatabaseGeneratedReferencedColumnValue() {
+	public String[] getReferencedColumnValues(Dialect dialect) {
 		return sql;
 	}
+
+	@Override
+	public boolean writePropertyValue() {
+		return writable && sql==null;
+	}
 }
 

hibernate-core/src/main/java/org/hibernate/tuple/InDatabaseValueGenerationStrategy.java

@@ -16,6 +16,8 @@ import org.hibernate.dialect.Dialect;
  * {@code select}.
  *
  * @author Steve Ebersole
+ *
+ * @since 6.2
  */
 public interface InDatabaseValueGenerationStrategy extends ValueGenerationStrategy {
 

hibernate-core/src/main/java/org/hibernate/tuple/InMemoryValueGenerationStrategy.java

@@ -12,6 +12,8 @@ package org.hibernate.tuple;
  * or property value.
  *
  * @author Steve Ebersole
+ *
+ * @since 6.2
  */
 public interface InMemoryValueGenerationStrategy extends ValueGenerationStrategy {
 

hibernate-core/src/main/java/org/hibernate/tuple/TenantIdGeneration.java

@@ -19,7 +19,8 @@ import org.hibernate.type.descriptor.java.JavaType;
  *
  * @author Gavin King
  */
-public class TenantIdGeneration implements AnnotationValueGeneration<TenantId>, ValueGenerator<Object> {
+public class TenantIdGeneration
+		implements AnnotationValueGenerationStrategy<TenantId>, InMemoryValueGenerationStrategy, ValueGenerator<Object> {
 
 	private String entityName;
 	private String propertyName;
@@ -32,11 +33,6 @@ public class TenantIdGeneration implements AnnotationValueGeneration<TenantId>,
 		this.propertyType = propertyType;
 	}
 
-	@Override
-	public void initialize(TenantId annotation, Class<?> propertyType) {
-		throw new UnsupportedOperationException();
-	}
-
 	@Override
 	public GenerationTiming getGenerationTiming() {
 		return GenerationTiming.INSERT;
@@ -79,14 +75,4 @@ public class TenantIdGeneration implements AnnotationValueGeneration<TenantId>,
 	public Object generateValue(Session session, Object owner) {
 		throw new UnsupportedOperationException();
 	}
-
-	@Override
-	public boolean referenceColumnInSql() {
-		return false;
-	}
-
-	@Override
-	public String getDatabaseGeneratedReferencedColumnValue() {
-		return null;
-	}
 }

hibernate-core/src/main/java/org/hibernate/tuple/ValueGenerationStrategy.java

@@ -10,7 +10,9 @@ import java.io.Serializable;
 
 /**
  * Describes the generation of values of a certain field or property of an entity. A generated
- * value might be generated in Java, or by the database.
+ * value might be generated in Java, or by the database. Every instance must implement either
+ * {@link InMemoryValueGenerationStrategy} or {@link InDatabaseValueGenerationStrategy}
+ * depending on whether values are generated in Java code, or by the database.
  * <ul>
  * <li>Java value generation is the responsibility of an associated {@link ValueGenerator}.
  *	   In this case, the generated value is written to the database just like any other field
@@ -21,6 +23,9 @@ import java.io.Serializable;
  *	   statement. In this case, the generated value is retrieved from the database using a SQL
  *	   {@code select}.
  * </ul>
+ * If an implementation of {@code ValueGenerationStrategy} may be associated with an entity
+ * via a {@linkplain org.hibernate.annotations.ValueGenerationType custom annotation}, it
+ * should implement {@link AnnotationValueGenerationStrategy}.
  *
  * @see org.hibernate.annotations.ValueGenerationType
  * @see org.hibernate.annotations.Generated
@@ -28,6 +33,8 @@ import java.io.Serializable;
  *
  * @author Steve Ebersole
  * @author Gavin King
+ *
+ * @since 6.2
  */
 public interface ValueGenerationStrategy extends Serializable {
 	/**

hibernate-core/src/main/java/org/hibernate/tuple/VmValueGeneration.java

@@ -13,21 +13,20 @@ import org.hibernate.annotations.GeneratorType;
 import org.hibernate.internal.util.ReflectHelper;
 
 /**
- * A {@link AnnotationValueGeneration} which allows to specify the {@link ValueGenerator} to be used to determine the
+ * An {@link AnnotationValueGeneration} which delegates to a {@link ValueGenerator}.
- * value of the annotated property.
  *
  * @author Gunnar Morling
  */
-public class VmValueGeneration implements AnnotationValueGeneration<GeneratorType> {
+public class VmValueGeneration
+		implements AnnotationValueGenerationStrategy<GeneratorType>, InMemoryValueGenerationStrategy {
 
 	private GenerationTiming generationTiming;
 	private Constructor<? extends ValueGenerator<?>> constructor;
 
 	@Override
-	public void initialize(GeneratorType annotation, Class<?> propertyType) {
+	public void initialize(GeneratorType annotation, Class<?> propertyType, String entityName, String propertyName) {
-		Class<? extends ValueGenerator<?>> generatorType = annotation.type();
+		constructor = ReflectHelper.getDefaultConstructor( annotation.type() );
-		constructor = ReflectHelper.getDefaultConstructor( generatorType );
+		generationTiming = annotation.when().getEquivalent();
-		this.generationTiming = annotation.when().getEquivalent();
 	}
 
 	@Override
@@ -44,14 +43,4 @@ public class VmValueGeneration implements AnnotationValueGeneration<GeneratorTyp
 			throw new HibernateException( "Couldn't instantiate value generator", e );
 		}
 	}
-
-	@Override
-	public boolean referenceColumnInSql() {
-		return false;
-	}
-
-	@Override
-	public String getDatabaseGeneratedReferencedColumnValue() {
-		return null;
-	}
 }

hibernate-core/src/test/java/org/hibernate/orm/test/mapping/generated/temporals/GeneratedUuidTests.java

@@ -19,8 +19,9 @@ import jakarta.persistence.Table;
 
 import org.hibernate.Session;
 import org.hibernate.annotations.ValueGenerationType;
-import org.hibernate.tuple.AnnotationValueGeneration;
+import org.hibernate.tuple.AnnotationValueGenerationStrategy;
 import org.hibernate.tuple.GenerationTiming;
+import org.hibernate.tuple.InMemoryValueGenerationStrategy;
 import org.hibernate.tuple.ValueGenerator;
 
 import org.hibernate.testing.orm.junit.DomainModel;
@@ -86,11 +87,12 @@ public class GeneratedUuidTests {
 	//end::mapping-generated-custom-ex2[]
 
 	//tag::mapping-generated-custom-ex3[]
-	public static class UuidValueGeneration implements AnnotationValueGeneration<GeneratedUuidValue>, ValueGenerator<UUID> {
+	public static class UuidValueGeneration
+			implements AnnotationValueGenerationStrategy<GeneratedUuidValue>, InMemoryValueGenerationStrategy, ValueGenerator<UUID> {
 		private GenerationTiming timing;
 
 		@Override
-		public void initialize(GeneratedUuidValue annotation, Class<?> propertyType) {
+		public void initialize(GeneratedUuidValue annotation, Class<?> propertyType, String entityName, String propertyName) {
 			timing = annotation.timing();
 		}
 
@@ -104,16 +106,6 @@ public class GeneratedUuidTests {
 			return this;
 		}
 
-		@Override
-		public boolean referenceColumnInSql() {
-			return false;
-		}
-
-		@Override
-		public String getDatabaseGeneratedReferencedColumnValue() {
-			return null;
-		}
-
 		@Override
 		public UUID generateValue(Session session, Object owner) {
 			return UUID.randomUUID();