Auto-configure SpringLiquibase with Liquibase Customizer

See gh-40986

Author: asashour

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/liquibase/LiquibaseAutoConfiguration.java

@@ -18,9 +18,11 @@
 
 import javax.sql.DataSource;
 
+import liquibase.Liquibase;
 import liquibase.UpdateSummaryEnum;
 import liquibase.UpdateSummaryOutputEnum;
 import liquibase.change.DatabaseChange;
+import liquibase.integration.spring.Customizer;
 import liquibase.integration.spring.SpringLiquibase;
 import liquibase.ui.UIServiceEnum;
 
@@ -66,6 +68,7 @@
  * @author Ferenc Gratzer
  * @author Evgeniy Cheban
  * @author Moritz Halbritter
+ * @author Ahmed Ashour
  * @since 1.1.0
  */
 @AutoConfiguration(after = { DataSourceAutoConfiguration.class, HibernateJpaAutoConfiguration.class })
@@ -97,7 +100,7 @@ PropertiesLiquibaseConnectionDetails liquibaseConnectionDetails(LiquibasePropert
 		@Bean
 		public SpringLiquibase liquibase(ObjectProvider<DataSource> dataSource,
 				@LiquibaseDataSource ObjectProvider<DataSource> liquibaseDataSource, LiquibaseProperties properties,
-				LiquibaseConnectionDetails connectionDetails) {
+				ObjectProvider<Customizer<Liquibase>> customizer, LiquibaseConnectionDetails connectionDetails) {
 			SpringLiquibase liquibase = createSpringLiquibase(liquibaseDataSource.getIfAvailable(),
 					dataSource.getIfUnique(), connectionDetails);
 			liquibase.setChangeLog(properties.getChangeLog());
@@ -125,6 +128,7 @@ public SpringLiquibase liquibase(ObjectProvider<DataSource> dataSource,
 			if (properties.getUiService() != null) {
 				liquibase.setUiService(UIServiceEnum.valueOf(properties.getUiService().name()));
 			}
+			customizer.ifAvailable(liquibase::setCustomizer);
 			return liquibase;
 		}
 

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/liquibase/LiquibaseAutoConfigurationTests.java

@@ -29,9 +29,11 @@
 import javax.sql.DataSource;
 
 import com.zaxxer.hikari.HikariDataSource;
+import liquibase.Liquibase;
 import liquibase.UpdateSummaryEnum;
 import liquibase.UpdateSummaryOutputEnum;
 import liquibase.command.core.helpers.ShowSummaryArgument;
+import liquibase.integration.spring.Customizer;
 import liquibase.integration.spring.SpringLiquibase;
 import liquibase.ui.UIServiceEnum;
 import org.junit.jupiter.api.Test;
@@ -83,6 +85,7 @@
  * @author Evgeniy Cheban
  * @author Moritz Halbritter
  * @author Phillip Webb
+ * @author Ahmed Ashour
  */
 @ExtendWith(OutputCaptureExtension.class)
 class LiquibaseAutoConfigurationTests {
@@ -532,6 +535,14 @@ void shouldRegisterHints() {
 		assertThat(RuntimeHintsPredicates.resource().forResource("db/changelog/tables/init.sql")).accepts(hints);
 	}
 
+	@Test
+	void whenCustomizerBeanIsDefinedThenItIsConfiguredOnSpringLiquibase() {
+		this.contextRunner.withUserConfiguration(EmbeddedDataSourceConfiguration.class, CustomizerConfiguration.class)
+			.run(assertLiquibase((liquibase) -> {
+				assertThat(liquibase.getCustomizer()).isNotNull();
+			}));
+	}
+
 	private ContextConsumer<AssertableApplicationContext> assertLiquibase(Consumer<SpringLiquibase> consumer) {
 		return (context) -> {
 			assertThat(context).hasSingleBean(SpringLiquibase.class);
@@ -668,6 +679,16 @@ public String getPassword() {
 
 	}
 
+	@Configuration(proxyBeanMethods = false)
+	static class CustomizerConfiguration {
+
+		@Bean
+		Customizer<Liquibase> customizer() {
+			return liquibase -> liquibase.setChangeLogParameter("some key", "some value");
+		}
+
+	}
+
 	static class CustomH2Driver extends org.h2.Driver {
 
 	}