Dedicated customization callback for AuditableBeanWrapperFactory.

Introduced RepositoryRestConfigurer.customizeAuditableBeanWrapperFactory(…) so that implementations can customize the default instance provided by RepositoryRestMvcConfiguration.

Fixes #2040.

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/config/RepositoryRestConfigurer.java

@@ -20,6 +20,7 @@ import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 
 import org.springframework.core.convert.support.ConfigurableConversionService;
+import org.springframework.data.auditing.AuditableBeanWrapperFactory;
 import org.springframework.data.rest.core.config.RepositoryRestConfiguration;
 import org.springframework.data.rest.core.event.ValidatingRepositoryEventListener;
 import org.springframework.http.converter.HttpMessageConverter;
@@ -132,4 +133,15 @@ public interface RepositoryRestConfigurer {
 	 * @param objectMapper The {@literal ObjectMapper} to be used by the system.
 	 */
 	default void configureJacksonObjectMapper(ObjectMapper objectMapper) {}
+
+	/**
+	 * Customize the {@link AuditableBeanWrapperFactory} to be used.
+	 *
+	 * @param factory will never be {@literal null}.
+	 * @return must not be {@literal null}.
+	 * @since 3.5
+	 */
+	default AuditableBeanWrapperFactory customizeAuditableBeanWrapperFactory(AuditableBeanWrapperFactory factory) {
+		return factory;
+	}
 }

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/config/RepositoryRestConfigurerDelegate.java

@@ -18,6 +18,7 @@ package org.springframework.data.rest.webmvc.config;
 import java.util.List;
 
 import org.springframework.core.convert.support.ConfigurableConversionService;
+import org.springframework.data.auditing.AuditableBeanWrapperFactory;
 import org.springframework.data.rest.core.config.RepositoryRestConfiguration;
 import org.springframework.data.rest.core.event.ValidatingRepositoryEventListener;
 import org.springframework.http.converter.HttpMessageConverter;
@@ -121,4 +122,18 @@ class RepositoryRestConfigurerDelegate implements RepositoryRestConfigurer {
 			configurer.configureValidatingRepositoryEventListener(validatingListener);
 		}
 	}
+
+	/*
+	 * (non-Javadoc)
+	 * @see org.springframework.data.rest.webmvc.config.RepositoryRestConfigurer#configureAuditableBeanWrapperFactory(org.springframework.data.auditing.AuditableBeanWrapperFactory)
+	 */
+	@Override
+	public AuditableBeanWrapperFactory customizeAuditableBeanWrapperFactory(AuditableBeanWrapperFactory factory) {
+
+		for (RepositoryRestConfigurer configurer : delegates) {
+			factory = configurer.customizeAuditableBeanWrapperFactory(factory);
+		}
+
+		return factory;
+	}
 }

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/config/RepositoryRestMvcConfiguration.java

@@ -169,6 +169,7 @@ public class RepositoryRestMvcConfiguration extends HateoasAwareSpringDataWebCon
 	ObjectProvider<RepresentationModelProcessorInvoker> invoker;
 	ObjectProvider<MessageResolver> resolver;
 	ObjectProvider<GeoModule> geoModule;
+	ObjectProvider<AuditableBeanWrapperFactory> auditingBeanWrapperFactoryProvider;
 
 	ConversionService defaultConversionService;
 
@@ -855,7 +856,10 @@ public class RepositoryRestMvcConfiguration extends HateoasAwareSpringDataWebCon
 
 	@Bean
 	public AuditableBeanWrapperFactory auditableBeanWrapperFactory(PersistentEntities persistentEntities) {
-		return new MappingAuditableBeanWrapperFactory(persistentEntities);
+
+		AuditableBeanWrapperFactory factory = new MappingAuditableBeanWrapperFactory(persistentEntities);
+
+		return configurerDelegate.get().customizeAuditableBeanWrapperFactory(factory);
 	}
 
 	@Bean