Polish

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/batch/BatchAutoConfiguration.java

@@ -100,6 +100,7 @@ public class BatchAutoConfiguration {
 		return factory;
 	}
 
+	@Configuration
 	@ConditionalOnBean(DataSource.class)
 	@ConditionalOnClass(DatabasePopulator.class)
 	static class DataSourceInitializerConfiguration {

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

@@ -42,7 +42,6 @@ import org.springframework.boot.jdbc.DataSourceBuilder;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
-import org.springframework.core.io.ResourceLoader;
 import org.springframework.jdbc.core.JdbcOperations;
 import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
 import org.springframework.orm.jpa.AbstractEntityManagerFactoryBean;
@@ -84,18 +83,15 @@ public class LiquibaseAutoConfiguration {
 
 		private final DataSourceProperties dataSourceProperties;
 
-		private final ResourceLoader resourceLoader;
-
 		private final DataSource dataSource;
 
 		private final DataSource liquibaseDataSource;
 
 		public LiquibaseConfiguration(LiquibaseProperties properties, DataSourceProperties dataSourceProperties,
-				ResourceLoader resourceLoader, ObjectProvider<DataSource> dataSource,
+				ObjectProvider<DataSource> dataSource,
 				@LiquibaseDataSource ObjectProvider<DataSource> liquibaseDataSource) {
 			this.properties = properties;
 			this.dataSourceProperties = dataSourceProperties;
-			this.resourceLoader = resourceLoader;
 			this.dataSource = dataSource.getIfUnique();
 			this.liquibaseDataSource = liquibaseDataSource.getIfAvailable();
 		}

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/amqp/RabbitAutoConfigurationTests.java

@@ -126,6 +126,7 @@ public class RabbitAutoConfigurationTests {
 	}
 
 	@Test
+	@SuppressWarnings("unchecked")
 	public void testConnectionFactoryWithOverrides() {
 		this.contextRunner.withUserConfiguration(TestConfiguration.class)
 				.withPropertyValues("spring.rabbitmq.host:remote-server", "spring.rabbitmq.port:9000",
@@ -143,6 +144,7 @@ public class RabbitAutoConfigurationTests {
 	}
 
 	@Test
+	@SuppressWarnings("unchecked")
 	public void testConnectionFactoryWithCustomConnectionNameStrategy() {
 		this.contextRunner.withUserConfiguration(ConnectionNameStrategyConfiguration.class).run((context) -> {
 			CachingConnectionFactory connectionFactory = context.getBean(CachingConnectionFactory.class);