Polish

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/endpoint/jmx/JmxEndpointAutoConfiguration.java

@@ -44,6 +44,7 @@ import org.springframework.boot.autoconfigure.jmx.JmxAutoConfiguration;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.util.ObjectUtils;
 
 /**
@@ -54,6 +55,7 @@ import org.springframework.util.ObjectUtils;
  * @author Phillip Webb
  * @since 2.0.0
  */
+@Configuration
 @AutoConfigureAfter(JmxAutoConfiguration.class)
 @EnableConfigurationProperties(JmxEndpointProperties.class)
 public class JmxEndpointAutoConfiguration {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/endpoint/web/ServletEndpointManagementContextConfiguration.java

@@ -55,7 +55,7 @@ public class ServletEndpointManagementContextConfiguration {
 
 	@Configuration
 	@ConditionalOnClass(DispatcherServlet.class)
-	public class WebMvcServletEndpointManagementContextConfiguration {
+	public static class WebMvcServletEndpointManagementContextConfiguration {
 
 		private final ApplicationContext context;
 
@@ -80,7 +80,7 @@ public class ServletEndpointManagementContextConfiguration {
 	@Configuration
 	@ConditionalOnClass(ResourceConfig.class)
 	@ConditionalOnMissingClass("org.springframework.web.servlet.DispatcherServlet")
-	public class JerseyServletEndpointManagementContextConfiguration {
+	public static class JerseyServletEndpointManagementContextConfiguration {
 
 		@Bean
 		public ServletEndpointRegistrar servletEndpointRegistrar(

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/CompositeMeterRegistryAutoConfiguration.java

@@ -20,6 +20,7 @@ import io.micrometer.core.instrument.composite.CompositeMeterRegistry;
 
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 
 /**
@@ -29,6 +30,7 @@ import org.springframework.context.annotation.Import;
  * @author Andy Wilkinson
  * @since 2.0.0
  */
+@Configuration
 @Import({ NoOpMeterRegistryConfiguration.class,
 		CompositeMeterRegistryConfiguration.class })
 @ConditionalOnClass(CompositeMeterRegistry.class)

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/NoOpMeterRegistryConfiguration.java

@@ -23,6 +23,7 @@ import io.micrometer.core.instrument.composite.CompositeMeterRegistry;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 
 /**
  * Configuration for a no-op meter registry when the context does not contain an
@@ -30,6 +31,7 @@ import org.springframework.context.annotation.Bean;
  *
  * @author Andy Wilkinson
  */
+@Configuration
 @ConditionalOnBean(Clock.class)
 @ConditionalOnMissingBean(MeterRegistry.class)
 class NoOpMeterRegistryConfiguration {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/web/tomcat/TomcatMetricsAutoConfiguration.java

@@ -31,6 +31,7 @@ import org.springframework.boot.web.embedded.tomcat.TomcatReactiveWebServerFacto
 import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory;
 import org.springframework.boot.web.server.WebServerFactoryCustomizer;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for {@link TomcatMetrics}.
@@ -38,6 +39,7 @@ import org.springframework.context.annotation.Bean;
  * @author Andy Wilkinson
  * @since 2.0.0
  */
+@Configuration
 @ConditionalOnWebApplication
 @ConditionalOnClass({ TomcatMetrics.class, Manager.class })
 public class TomcatMetricsAutoConfiguration {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/trace/http/HttpTraceAutoConfiguration.java

@@ -54,6 +54,7 @@ public class HttpTraceAutoConfiguration {
 		return new HttpExchangeTracer(traceProperties.getInclude());
 	}
 
+	@Configuration
 	@ConditionalOnWebApplication(type = Type.SERVLET)
 	static class ServletTraceFilterConfiguration {
 
@@ -66,6 +67,7 @@ public class HttpTraceAutoConfiguration {
 
 	}
 
+	@Configuration
 	@ConditionalOnWebApplication(type = Type.REACTIVE)
 	static class ReactiveTraceFilterConfiguration {
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/web/servlet/ServletManagementChildContextConfiguration.java

@@ -83,7 +83,7 @@ class ServletManagementChildContextConfiguration {
 	@Configuration
 	@ConditionalOnClass({ EnableWebSecurity.class, Filter.class })
 	@ConditionalOnBean(name = BeanIds.SPRING_SECURITY_FILTER_CHAIN, search = SearchStrategy.ANCESTORS)
-	class ServletManagementContextSecurityConfiguration {
+	static class ServletManagementContextSecurityConfiguration {
 
 		@Bean
 		public Filter springSecurityFilterChain(HierarchicalBeanFactory beanFactory) {

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/dao/PersistenceExceptionTranslationAutoConfiguration.java

@@ -21,6 +21,7 @@ import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.core.env.Environment;
 import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
 
@@ -33,6 +34,7 @@ import org.springframework.dao.annotation.PersistenceExceptionTranslationPostPro
  * @author Madhura Bhave
  * @since 1.2.0
  */
+@Configuration
 @ConditionalOnClass(PersistenceExceptionTranslationPostProcessor.class)
 public class PersistenceExceptionTranslationAutoConfiguration {
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hateoas/HypermediaHttpMessageConverterConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -29,6 +29,7 @@ import org.springframework.beans.factory.ListableBeanFactory;
 import org.springframework.beans.factory.config.BeanPostProcessor;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.hateoas.mvc.TypeConstrainedMappingJackson2HttpMessageConverter;
 import org.springframework.http.MediaType;
 import org.springframework.http.converter.AbstractHttpMessageConverter;
@@ -41,6 +42,7 @@ import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandl
  *
  * @author Andy Wilkinson
  */
+@Configuration
 public class HypermediaHttpMessageConverterConfiguration {
 
 	@Bean

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastClientConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -36,6 +36,7 @@ import org.springframework.core.io.Resource;
  * @author Vedran Pavic
  * @author Stephane Nicoll
  */
+@Configuration
 @ConditionalOnClass(HazelcastClient.class)
 @ConditionalOnMissingBean(HazelcastInstance.class)
 class HazelcastClientConfiguration {

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastServerConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -35,6 +35,7 @@ import org.springframework.core.io.Resource;
  * @author Stephane Nicoll
  * @author Vedran Pavic
  */
+@Configuration
 @ConditionalOnMissingBean(HazelcastInstance.class)
 class HazelcastServerConfiguration {
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/integration/IntegrationAutoConfiguration.java

@@ -132,6 +132,7 @@ public class IntegrationAutoConfiguration {
 	/**
 	 * Integration component scan configuration.
 	 */
+	@Configuration
 	@ConditionalOnMissingBean(GatewayProxyFactoryBean.class)
 	@Import(IntegrationAutoConfigurationScanRegistrar.class)
 	protected static class IntegrationComponentScanConfiguration {

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/XADataSourceAutoConfiguration.java

@@ -38,6 +38,7 @@ import org.springframework.boot.context.properties.source.MapConfigurationProper
 import org.springframework.boot.jdbc.DatabaseDriver;
 import org.springframework.boot.jdbc.XADataSourceWrapper;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
 import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
@@ -51,6 +52,7 @@ import org.springframework.util.StringUtils;
  * @author Madhura Bhave
  * @since 1.2.0
  */
+@Configuration
 @AutoConfigureBefore(DataSourceAutoConfiguration.class)
 @EnableConfigurationProperties(DataSourceProperties.class)
 @ConditionalOnClass({ DataSource.class, TransactionManager.class,

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/servlet/SpringBootWebSecurityConfiguration.java

@@ -35,6 +35,7 @@ import org.springframework.security.config.annotation.web.configuration.WebSecur
  * @author Madhura Bhave
  * @since 2.0.0
  */
+@Configuration
 @ConditionalOnClass(WebSecurityConfigurerAdapter.class)
 @ConditionalOnMissingBean(WebSecurityConfigurerAdapter.class)
 @ConditionalOnWebApplication(type = Type.SERVLET)

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/servlet/WebSecurityEnablerConfiguration.java

@@ -19,6 +19,7 @@ package org.springframework.boot.autoconfigure.security.servlet;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.BeanIds;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
@@ -34,6 +35,7 @@ import org.springframework.security.config.annotation.web.configuration.WebSecur
  * @author Madhura Bhave
  * @since 2.0.0
  */
+@Configuration
 @ConditionalOnBean(WebSecurityConfigurerAdapter.class)
 @ConditionalOnMissingBean(name = BeanIds.SPRING_SECURITY_FILTER_CHAIN)
 @ConditionalOnWebApplication(type = ConditionalOnWebApplication.Type.SERVLET)

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/transaction/jta/JtaAutoConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -25,6 +25,7 @@ import org.springframework.boot.autoconfigure.jms.activemq.ActiveMQAutoConfigura
 import org.springframework.boot.autoconfigure.jms.artemis.ArtemisAutoConfiguration;
 import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 
 /**
@@ -34,6 +35,7 @@ import org.springframework.context.annotation.Import;
  * @author Phillip Webb
  * @since 1.2.0
  */
+@Configuration
 @ConditionalOnClass(javax.transaction.Transaction.class)
 @ConditionalOnProperty(prefix = "spring.jta", value = "enabled", matchIfMissing = true)
 @AutoConfigureBefore({ XADataSourceAutoConfiguration.class,

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/embedded/EmbeddedWebServerFactoryCustomizerAutoConfiguration.java

@@ -43,6 +43,10 @@ import org.springframework.core.env.Environment;
 @EnableConfigurationProperties(ServerProperties.class)
 public class EmbeddedWebServerFactoryCustomizerAutoConfiguration {
 
+	/**
+	 * Nested configuration if Tomcat is being used.
+	 */
+	@Configuration
 	@ConditionalOnClass({ Tomcat.class, UpgradeProtocol.class })
 	public static class TomcatWebServerFactoryCustomizerConfiguration {
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/ServletWebServerFactoryConfiguration.java

@@ -48,6 +48,7 @@ import org.springframework.context.annotation.Configuration;
  * @author Brian Clozel
  * @author Stephane Nicoll
  */
+@Configuration
 class ServletWebServerFactoryConfiguration {
 
 	@Configuration

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/websocket/servlet/WebSocketMessagingAutoConfiguration.java

@@ -44,6 +44,7 @@ import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerCo
  * @author Andy Wilkinson
  * @since 1.3.0
  */
+@Configuration
 @ConditionalOnWebApplication(type = Type.SERVLET)
 @ConditionalOnClass(WebSocketMessageBrokerConfigurer.class)
 @AutoConfigureAfter(JacksonAutoConfiguration.class)

spring-boot-project/spring-boot-devtools/src/main/java/org/springframework/boot/devtools/autoconfigure/RemoteDevToolsAutoConfiguration.java

@@ -104,6 +104,7 @@ public class RemoteDevToolsAutoConfiguration {
 	/**
 	 * Configuration for remote update and restarts.
 	 */
+	@Configuration
 	@ConditionalOnProperty(prefix = "spring.devtools.remote.restart", name = "enabled", matchIfMissing = true)
 	static class RemoteRestartConfiguration {
 

spring-boot-project/spring-boot-devtools/src/main/java/org/springframework/boot/devtools/remote/client/RemoteClientConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -129,6 +129,7 @@ public class RemoteClientConfiguration implements InitializingBean {
 	/**
 	 * LiveReload configuration.
 	 */
+	@Configuration
 	@ConditionalOnProperty(prefix = "spring.devtools.livereload", name = "enabled", matchIfMissing = true)
 	static class LiveReloadConfiguration {
 
@@ -175,6 +176,7 @@ public class RemoteClientConfiguration implements InitializingBean {
 	/**
 	 * Client configuration for remote update and restarts.
 	 */
+	@Configuration
 	@ConditionalOnProperty(prefix = "spring.devtools.remote.restart", name = "enabled", matchIfMissing = true)
 	static class RemoteRestartClientConfiguration {