Polish lambda formatting

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfigurations.java

@@ -51,7 +51,7 @@ public class AutoConfigurations extends Configurations implements Ordered {
 				.collect(Collectors.toCollection(ArrayList::new));
 		List<String> sorted = SORTER.getInPriorityOrder(names);
 		return sorted.stream()
-				.map(className -> ClassUtils.resolveClassName(className, null))
+				.map((className) -> ClassUtils.resolveClassName(className, null))
 				.collect(Collectors.toCollection(ArrayList::new));
 	}
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfiguration.java

@@ -136,7 +136,7 @@ public class QuartzAutoConfiguration {
 		public SchedulerFactoryBeanCustomizer dataSourceCustomizer(
 				QuartzProperties properties, DataSource dataSource,
 				ObjectProvider<PlatformTransactionManager> transactionManager) {
-			return schedulerFactoryBean -> {
+			return (schedulerFactoryBean) -> {
 				if (properties.getJobStoreType() == JobStoreType.JDBC) {
 					schedulerFactoryBean.setDataSource(dataSource);
 					PlatformTransactionManager txManager = transactionManager

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/reactive/function/client/WebClientAutoConfiguration.java

@@ -62,7 +62,7 @@ public class WebClientAutoConfiguration {
 			customizers = new ArrayList<>(customizers);
 			AnnotationAwareOrderComparator.sort(customizers);
 			customizers
-					.forEach(customizer -> customizer.customize(this.webClientBuilder));
+					.forEach((customizer) -> customizer.customize(this.webClientBuilder));
 		}
 	}
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/reactive/function/client/WebClientCodecCustomizer.java

@@ -40,7 +40,7 @@ public class WebClientCodecCustomizer implements WebClientCustomizer {
 	@Override
 	public void customize(WebClient.Builder webClientBuilder) {
 		webClientBuilder
-				.exchangeStrategies(ExchangeStrategies.builder().codecs(codecs -> {
+				.exchangeStrategies(ExchangeStrategies.builder().codecs((codecs) -> {
 					this.codecCustomizers
 							.forEach((customizer) -> customizer.customize(codecs));
 				}).build());

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

@@ -646,7 +646,7 @@ public class DefaultServletWebServerFactoryCustomizer
 
 		private static void customizeAccessLog(JettyServletWebServerFactory factory,
 				final ServerProperties.Jetty.Accesslog properties) {
-			factory.addServerCustomizers(server -> {
+			factory.addServerCustomizers((server) -> {
 				NCSARequestLog log = new NCSARequestLog();
 				if (properties.getFilename() != null) {
 					log.setFilename(properties.getFilename());

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

@@ -84,7 +84,7 @@ public class WebMvcProperties {
 	private boolean logResolvedException = false;
 
 	/**
-	 * Maps file extensions to media types for content negotiation, e.g. yml->text/yaml.
+	 * Maps file extensions to media types for content negotiation, e.g. yml to text/yaml.
 	 */
 	private Map<String, MediaType> mediaTypes = new LinkedHashMap<>();
 

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/jdbc/DataSourceAutoConfigurationTests.java

@@ -66,8 +66,7 @@ public class DataSourceAutoConfigurationTests {
 
 	@Test
 	public void testDefaultDataSourceExists() throws Exception {
-		this.context
-				.run((loaded) -> assertThat(loaded).hasSingleBean(DataSource.class));
+		this.context.run((loaded) -> assertThat(loaded).hasSingleBean(DataSource.class));
 	}
 
 	@Test
@@ -110,7 +109,7 @@ public class DataSourceAutoConfigurationTests {
 	@Test
 	public void hikariValidatesConnectionByDefault() throws Exception {
 		assertDataSource(HikariDataSource.class,
-				Collections.singletonList("org.apache.tomcat"), dataSource ->
+				Collections.singletonList("org.apache.tomcat"), (dataSource) ->
 				// Use Connection#isValid()
 				assertThat(dataSource.getConnectionTestQuery()).isNull());
 	}

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/jms/activemq/ActiveMQAutoConfigurationTests.java

@@ -225,7 +225,7 @@ public class ActiveMQAutoConfigurationTests {
 
 		@Bean
 		public ActiveMQConnectionFactoryCustomizer activeMQConnectionFactoryCustomizer() {
-			return factory -> {
+			return (factory) -> {
 				factory.setBrokerURL(
 						"vm://localhost?useJmx=false&broker.persistent=false");
 				factory.setUserName("foobar");

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/jms/artemis/ArtemisAutoConfigurationTests.java

@@ -277,7 +277,7 @@ public class ArtemisAutoConfigurationTests {
 									"spring.artemis.embedded.serverId=93",
 									// Do not start a specific one
 									"spring.artemis.embedded.enabled=false")
-							.run(secondContext -> {
+							.run((secondContext) -> {
 						DestinationChecker firstChecker = new DestinationChecker(first);
 						firstChecker.checkQueue("Queue1", true);
 						DestinationChecker secondChecker = new DestinationChecker(

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/mongo/MongoReactiveAutoConfigurationTests.java

@@ -157,7 +157,7 @@ public class MongoReactiveAutoConfigurationTests {
 
 		@Bean
 		public MongoClientSettingsBuilderCustomizer customizer() {
-			return clientSettingsBuilder -> clientSettingsBuilder
+			return (clientSettingsBuilder) -> clientSettingsBuilder
 					.applicationName("overridden-name");
 		}
 

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/quartz/QuartzAutoConfigurationTests.java

@@ -331,7 +331,7 @@ public class QuartzAutoConfigurationTests {
 
 		@Bean
 		public SchedulerFactoryBeanCustomizer customizer() {
-			return schedulerFactoryBean -> schedulerFactoryBean
+			return (schedulerFactoryBean) -> schedulerFactoryBean
 					.setTaskExecutor(yetAnotherExecutor());
 		}
 
@@ -342,7 +342,7 @@ public class QuartzAutoConfigurationTests {
 
 		@Bean
 		public SchedulerFactoryBeanCustomizer customizer() {
-			return schedulerFactoryBean -> schedulerFactoryBean
+			return (schedulerFactoryBean) -> schedulerFactoryBean
 					.setSchedulerName("fooScheduler");
 		}
 

spring-boot-test/src/main/java/org/springframework/boot/test/web/reactive/WebTestClientContextCustomizer.java

@@ -139,9 +139,9 @@ class WebTestClientContextCustomizer implements ContextCustomizer {
 					.getBeansOfType(CodecCustomizer.class).values();
 			if (!CollectionUtils.isEmpty(codecCustomizers)) {
 				clientBuilder.exchangeStrategies(
-						ExchangeStrategies.builder().codecs(codecs -> {
-							codecCustomizers.forEach(
-									codecCustomizer -> codecCustomizer.customize(codecs));
+						ExchangeStrategies.builder().codecs((codecs) -> {
+							codecCustomizers.forEach((codecCustomizer) -> codecCustomizer
+									.customize(codecs));
 						}).build());
 			}
 		}

spring-boot-test/src/test/java/org/springframework/boot/test/context/AbstractApplicationContextTesterTests.java

@@ -51,7 +51,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 	public void runWithSystemPropertiesShouldSetAndRemoveProperties() {
 		String key = "test." + UUID.randomUUID().toString();
 		assertThat(System.getProperties().containsKey(key)).isFalse();
-		get().withSystemProperties(key + "=value").run(loaded -> {
+		get().withSystemProperties(key + "=value").run((loaded) -> {
 			assertThat(System.getProperties()).containsEntry(key, "value");
 		});
 		assertThat(System.getProperties().containsKey(key)).isFalse();
@@ -63,7 +63,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 		String key = "test." + UUID.randomUUID().toString();
 		assertThat(System.getProperties().containsKey(key)).isFalse();
 		get().withSystemProperties(key + "=value")
-				.withUserConfiguration(FailingConfig.class).run(loaded -> {
+				.withUserConfiguration(FailingConfig.class).run((loaded) -> {
 					assertThat(loaded).hasFailed();
 				});
 		assertThat(System.getProperties().containsKey(key)).isFalse();
@@ -76,7 +76,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 		System.setProperty(key, "value");
 		try {
 			assertThat(System.getProperties().getProperty(key)).isEqualTo("value");
-			get().withSystemProperties(key + "=newValue").run(loaded -> {
+			get().withSystemProperties(key + "=newValue").run((loaded) -> {
 				assertThat(System.getProperties()).containsEntry(key, "newValue");
 			});
 			assertThat(System.getProperties().getProperty(key)).isEqualTo("value");
@@ -93,7 +93,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 		System.setProperty(key, "value");
 		try {
 			assertThat(System.getProperties().getProperty(key)).isEqualTo("value");
-			get().withSystemProperty(key, null).run(loaded -> {
+			get().withSystemProperty(key, null).run((loaded) -> {
 				assertThat(System.getProperties()).doesNotContainKey(key);
 			});
 			assertThat(System.getProperties().getProperty(key)).isEqualTo("value");
@@ -106,7 +106,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 	@Test
 	public void runWithMultiplePropertyValuesShouldAllAllValues() throws Exception {
 		get().withPropertyValues("test.foo=1").withPropertyValues("test.bar=2")
-				.run(loaded -> {
+				.run((loaded) -> {
 					Environment environment = loaded.getEnvironment();
 					assertThat(environment.getProperty("test.foo")).isEqualTo("1");
 					assertThat(environment.getProperty("test.bar")).isEqualTo("2");
@@ -117,7 +117,7 @@ public abstract class AbstractApplicationContextTesterTests<T extends AbstractAp
 	public void runWithPropertyValuesWhenHasExistingShouldReplaceValue()
 			throws Exception {
 		get().withPropertyValues("test.foo=1").withPropertyValues("test.foo=2")
-				.run(loaded -> {
+				.run((loaded) -> {
 					Environment environment = loaded.getEnvironment();
 					assertThat(environment.getProperty("test.foo")).isEqualTo("2");
 				});

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/dsl/SpringBootExtension.java

@@ -19,16 +19,17 @@ package org.springframework.boot.gradle.dsl;
 import java.io.File;
 import java.util.concurrent.Callable;
 
-import org.gradle.api.Action;
+import javax.swing.Action;
+
 import org.gradle.api.Project;
 import org.gradle.api.plugins.BasePlugin;
 import org.gradle.api.plugins.JavaPlugin;
 import org.gradle.api.plugins.JavaPluginConvention;
 import org.gradle.api.tasks.SourceSet;
-import org.gradle.api.tasks.bundling.Jar;
 
 import org.springframework.boot.gradle.tasks.buildinfo.BuildInfo;
 import org.springframework.boot.gradle.tasks.buildinfo.BuildInfoProperties;
+import org.springframework.boot.loader.tools.Layouts.Jar;
 
 /**
  * Entry point to Spring Boot's Gradle DSL.
@@ -78,10 +79,10 @@ public class SpringBootExtension {
 				BuildInfo.class);
 		bootBuildInfo.setGroup(BasePlugin.BUILD_GROUP);
 		bootBuildInfo.setDescription("Generates a META-INF/build-info.properties file.");
-		this.project.getPlugins().withType(JavaPlugin.class, plugin -> {
+		this.project.getPlugins().withType(JavaPlugin.class, (plugin) -> {
 			this.project.getTasks().getByName(JavaPlugin.CLASSES_TASK_NAME)
 					.dependsOn(bootBuildInfo);
-			this.project.afterEvaluate(evaluated -> {
+			this.project.afterEvaluate((evaluated) -> {
 				BuildInfoProperties properties = bootBuildInfo.getProperties();
 				if (properties.getArtifact() == null) {
 					properties.setArtifact(determineArtifactBaseName());

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/ApplicationPluginAction.java

@@ -23,7 +23,6 @@ import java.io.StringWriter;
 import java.util.concurrent.Callable;
 
 import org.gradle.api.GradleException;
-import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.distribution.Distribution;
 import org.gradle.api.distribution.DistributionContainer;
@@ -59,7 +58,7 @@ final class ApplicationPluginAction implements PluginApplicationAction {
 		((TemplateBasedScriptGenerator) bootStartScripts.getWindowsStartScriptGenerator())
 				.setTemplate(project.getResources().getText()
 						.fromString(loadResource("/windowsStartScript.txt")));
-		project.getConfigurations().all(configuration -> {
+		project.getConfigurations().all((configuration) -> {
 			if ("bootArchives".equals(configuration.getName())) {
 				distribution.getContents()
 						.with(project.copySpec().into("lib")

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/DependencyManagementPluginAction.java

@@ -18,8 +18,6 @@ package org.springframework.boot.gradle.plugin;
 
 import io.spring.gradle.dependencymanagement.DependencyManagementPlugin;
 import io.spring.gradle.dependencymanagement.dsl.DependencyManagementExtension;
-import org.gradle.api.Action;
-import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 
 /**
@@ -39,7 +37,7 @@ final class DependencyManagementPluginAction implements PluginApplicationAction
 	@Override
 	public void execute(Project project) {
 		project.getExtensions().findByType(DependencyManagementExtension.class)
-				.imports(importsHandler -> importsHandler.mavenBom(SPRING_BOOT_BOM));
+				.imports((importsHandler) -> importsHandler.mavenBom(SPRING_BOOT_BOM));
 	}
 
 	@Override

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/JavaPluginAction.java

@@ -19,8 +19,6 @@ package org.springframework.boot.gradle.plugin;
 import java.util.Collections;
 import java.util.concurrent.Callable;
 
-import org.gradle.api.Action;
-import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.internal.artifacts.publish.ArchivePublishArtifact;
@@ -113,8 +111,8 @@ final class JavaPluginAction implements PluginApplicationAction {
 	}
 
 	private void configureUtf8Encoding(Project project) {
-		project.afterEvaluate(
-				evaluated -> evaluated.getTasks().withType(JavaCompile.class, compile -> {
+		project.afterEvaluate(evaluated -> evaluated.getTasks()
+				.withType(JavaCompile.class, (compile) -> {
 					if (compile.getOptions().getEncoding() == null) {
 						compile.getOptions().setEncoding("UTF-8");
 					}

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/MavenPluginAction.java

@@ -16,8 +16,6 @@
 
 package org.springframework.boot.gradle.plugin;
 
-import org.gradle.api.Action;
-import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.artifacts.maven.MavenResolver;
 import org.gradle.api.plugins.MavenPlugin;
@@ -43,16 +41,16 @@ final class MavenPluginAction implements PluginApplicationAction {
 
 	@Override
 	public void execute(Project project) {
-		project.getTasks().withType(Upload.class, upload -> {
+		project.getTasks().withType(Upload.class, (upload) -> {
 			if (this.uploadTaskName.equals(upload.getName())) {
-				project.afterEvaluate(evaluated -> clearConfigurationMappings(upload));
+				project.afterEvaluate((evaluated) -> clearConfigurationMappings(upload));
 			}
 		});
 	}
 
 	private void clearConfigurationMappings(Upload upload) {
 		upload.getRepositories().withType(MavenResolver.class,
-				resolver -> resolver.getPom().getScopeMappings().getMappings().clear());
+				(resolver) -> resolver.getPom().getScopeMappings().getMappings().clear());
 	}
 
 }

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/SpringBootPlugin.java

@@ -19,10 +19,9 @@ package org.springframework.boot.gradle.plugin;
 import java.util.Arrays;
 import java.util.List;
 
+import net.bytebuddy.build.Plugin;
 import org.gradle.api.GradleException;
-import org.gradle.api.Plugin;
 import org.gradle.api.Project;
-import org.gradle.api.artifacts.Configuration;
 import org.gradle.util.GradleVersion;
 
 import org.springframework.boot.gradle.dsl.SpringBootExtension;
@@ -96,19 +95,19 @@ public class SpringBootPlugin implements Plugin<Project> {
 				new DependencyManagementPluginAction(), new ApplicationPluginAction());
 		for (PluginApplicationAction action : actions) {
 			project.getPlugins().withType(action.getPluginClass(),
-					plugin -> action.execute(project));
+					(plugin) -> action.execute(project));
 		}
 	}
 
 	private void unregisterUnresolvedDependenciesAnalyzer(Project project) {
 		UnresolvedDependenciesAnalyzer unresolvedDependenciesAnalyzer = new UnresolvedDependenciesAnalyzer();
-		project.getConfigurations().all(configuration -> configuration.getIncoming()
-				.afterResolve(resolvableDependencies -> unresolvedDependenciesAnalyzer
+		project.getConfigurations().all((configuration) -> configuration.getIncoming()
+				.afterResolve((resolvableDependencies) -> unresolvedDependenciesAnalyzer
 						.analyze(configuration.getResolvedConfiguration()
 								.getLenientConfiguration()
 								.getUnresolvedModuleDependencies())));
 		project.getGradle().buildFinished(
-				buildResult -> unresolvedDependenciesAnalyzer.buildFinished(project));
+				(buildResult) -> unresolvedDependenciesAnalyzer.buildFinished(project));
 	}
 
 }

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/UnresolvedDependenciesAnalyzer.java

@@ -42,7 +42,7 @@ class UnresolvedDependenciesAnalyzer {
 
 	void analyze(Set<UnresolvedDependency> unresolvedDependencies) {
 		this.dependenciesWithNoVersion = unresolvedDependencies.stream()
-				.map(unresolvedDependency -> unresolvedDependency.getSelector())
+				.map((unresolvedDependency) -> unresolvedDependency.getSelector())
 				.filter(this::hasNoVersion).collect(Collectors.toSet());
 	}
 
@@ -53,7 +53,7 @@ class UnresolvedDependenciesAnalyzer {
 			message.append("\nDuring the build, one or more dependencies that were "
 					+ "declared without a version failed to resolve:\n");
 			this.dependenciesWithNoVersion.stream()
-					.forEach(dependency -> message.append("    " + dependency + "\n"));
+					.forEach((dependency) -> message.append("    " + dependency + "\n"));
 			message.append("\nDid you forget to apply the "
 					+ "io.spring.dependency-management plugin to the " + project.getName()
 					+ " project?\n");

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootArchiveSupport.java

@@ -23,18 +23,19 @@ import java.util.Set;
 import java.util.TreeMap;
 import java.util.function.Function;
 
+import javax.swing.text.DefaultEditorKit.CopyAction;
+
+import io.spring.gradle.dependencymanagement.org.apache.maven.model.PatternSet;
 import org.gradle.api.file.FileCopyDetails;
 import org.gradle.api.file.FileTreeElement;
 import org.gradle.api.file.RelativePath;
-import org.gradle.api.internal.file.copy.CopyAction;
 import org.gradle.api.internal.file.copy.CopyActionProcessingStream;
 import org.gradle.api.internal.file.copy.FileCopyDetailsInternal;
-import org.gradle.api.java.archives.Attributes;
 import org.gradle.api.specs.Spec;
 import org.gradle.api.specs.Specs;
 import org.gradle.api.tasks.WorkResult;
-import org.gradle.api.tasks.bundling.Jar;
-import org.gradle.api.tasks.util.PatternSet;
+
+import org.springframework.boot.loader.tools.Layouts.Jar;
 
 /**
  * Support class for implementations of {@link BootArchive}.
@@ -138,10 +139,10 @@ class BootArchiveSupport {
 
 		@Override
 		public WorkResult execute(CopyActionProcessingStream stream) {
-			return this.delegate.execute(action -> {
+			return this.delegate.execute((action) -> {
 				Map<RelativePath, FileCopyDetailsInternal> detailsByPath = new TreeMap<>();
-				stream.process(
-						details -> detailsByPath.put(details.getRelativePath(), details));
+				stream.process((details) -> detailsByPath.put(details.getRelativePath(),
+						details));
 				detailsByPath.values().stream().forEach(action::processFile);
 			});
 		}

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootJar.java

@@ -20,14 +20,16 @@ import java.io.File;
 import java.util.Collections;
 import java.util.concurrent.Callable;
 
-import org.gradle.api.Action;
+import javax.swing.Action;
+import javax.swing.text.DefaultEditorKit.CopyAction;
+
 import org.gradle.api.file.CopySpec;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.file.FileCopyDetails;
 import org.gradle.api.file.FileTreeElement;
-import org.gradle.api.internal.file.copy.CopyAction;
 import org.gradle.api.specs.Spec;
-import org.gradle.api.tasks.bundling.Jar;
+
+import org.springframework.boot.loader.tools.Layouts.Jar;
 
 /**
  * A custom {@link Jar} task that produces a Spring Boot executable jar.
@@ -55,7 +57,7 @@ public class BootJar extends Jar implements BootArchive {
 	}
 
 	private Action<CopySpec> classpathFiles(Spec<File> filter) {
-		return copySpec -> copySpec
+		return (copySpec) -> copySpec
 				.from((Callable<Iterable<File>>) () -> this.classpath == null
 						? Collections.emptyList() : this.classpath.filter(filter));
 

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/BootWar.java

@@ -20,15 +20,17 @@ import java.io.File;
 import java.util.Collections;
 import java.util.concurrent.Callable;
 
-import org.gradle.api.Action;
+import javax.swing.Action;
+import javax.swing.text.DefaultEditorKit.CopyAction;
+
 import org.gradle.api.Project;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.file.FileCopyDetails;
 import org.gradle.api.file.FileTreeElement;
-import org.gradle.api.internal.file.copy.CopyAction;
 import org.gradle.api.specs.Spec;
 import org.gradle.api.tasks.Optional;
-import org.gradle.api.tasks.bundling.War;
+
+import org.springframework.boot.loader.tools.Layouts.War;
 
 /**
  * A custom {@link War} task that produces a Spring Boot executable war.
@@ -50,7 +52,7 @@ public class BootWar extends War implements BootArchive {
 	 */
 	public BootWar() {
 		getWebInf().into("lib-provided",
-				copySpec -> copySpec
+				(copySpec) -> copySpec
 						.from((Callable<Iterable<File>>) () -> this.providedClasspath == null
 								? Collections.emptyList() : this.providedClasspath));
 	}

spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/run/BootRun.java

@@ -40,7 +40,7 @@ public class BootRun extends JavaExec {
 	public void sourceResources(SourceSet sourceSet) {
 		setClasspath(getProject()
 				.files(sourceSet.getResources().getSrcDirs(), getClasspath())
-				.filter(file -> !file.equals(sourceSet.getOutput().getResourcesDir())));
+				.filter((file) -> !file.equals(sourceSet.getOutput().getResourcesDir())));
 	}
 
 	@Override

spring-boot/src/main/java/org/springframework/boot/context/annotation/Configurations.java

@@ -55,7 +55,7 @@ import org.springframework.util.Assert;
 public abstract class Configurations {
 
 	private static final Comparator<Object> COMPARATOR = OrderComparator.INSTANCE
-			.thenComparing(o -> o.getClass().getName());
+			.thenComparing((other) -> other.getClass().getName());
 
 	private Set<Class<?>> classes;
 
@@ -117,7 +117,7 @@ public abstract class Configurations {
 		List<Configurations> orderedConfigurations = new ArrayList<>(configurations);
 		orderedConfigurations.sort(COMPARATOR);
 		List<Configurations> collated = collate(orderedConfigurations);
-		return collated.stream().flatMap(c -> c.getClasses().stream())
+		return collated.stream().flatMap((c) -> c.getClasses().stream())
 				.collect(Collectors.toCollection(LinkedHashSet::new))
 				.toArray(new Class<?>[0]);
 	}

spring-boot/src/main/java/org/springframework/boot/web/embedded/netty/NettyWebServer.java

@@ -109,7 +109,7 @@ public class NettyWebServer implements WebServer {
 			this.nettyContext.shutdown();
 			// temporary fix for gh-9146
 			this.nettyContext.getContext().onClose()
-					.doOnSuccess(aVoid -> HttpResources.reset()).block();
+					.doOnSuccess((o) -> HttpResources.reset()).block();
 			this.nettyContext = null;
 		}
 	}

spring-boot/src/test/java/org/springframework/boot/context/properties/bind/handler/NoUnboundElementsBindHandlerTests.java

@@ -112,9 +112,10 @@ public class NoUnboundElementsBindHandlerTests {
 		source.put("example.other", "baz");
 		this.sources.add(source);
 		this.binder = new Binder(this.sources);
-		NoUnboundElementsBindHandler handler = new NoUnboundElementsBindHandler(BindHandler.DEFAULT, (configurationPropertySource -> false));
-		Example bound = this.binder.bind("example", Bindable.of(Example.class),
-				handler).get();
+		NoUnboundElementsBindHandler handler = new NoUnboundElementsBindHandler(
+				BindHandler.DEFAULT, ((configurationPropertySource) -> false));
+		Example bound = this.binder.bind("example", Bindable.of(Example.class), handler)
+				.get();
 		assertThat(bound.getFoo()).isEqualTo("bar");
 	}
 

spring-boot/src/test/java/org/springframework/boot/web/reactive/server/AbstractReactiveWebServerFactoryTests.java

@@ -78,7 +78,7 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		Mono<String> result = getWebClient().post().uri("/test")
 				.contentType(MediaType.TEXT_PLAIN)
 				.body(BodyInserters.fromObject("Hello World")).exchange()
-				.flatMap(response -> response.bodyToMono(String.class));
+				.flatMap((response) -> response.bodyToMono(String.class));
 		assertThat(result.block()).isEqualTo("Hello World");
 		this.webServer.stop();
 		Mono<ClientResponse> response = getWebClient().post().uri("/test")
@@ -97,7 +97,7 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		Mono<String> result = WebClient.create("http://localhost:" + specificPort).post()
 				.uri("/test").contentType(MediaType.TEXT_PLAIN)
 				.body(BodyInserters.fromObject("Hello World")).exchange()
-				.flatMap(response -> response.bodyToMono(String.class));
+				.flatMap((response) -> response.bodyToMono(String.class));
 		assertThat(result.block()).isEqualTo("Hello World");
 		assertThat(this.webServer.getPort()).isEqualTo(specificPort);
 	}