Polish

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/condition/ConditionsReportEndpoint.java

@@ -1,5 +1,5 @@
 /*
- * 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.

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

@@ -61,6 +61,7 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 import org.springframework.integration.config.EnableIntegrationManagement;
 import org.springframework.integration.support.management.IntegrationManagementConfigurer;
+import org.springframework.util.Assert;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Micrometer-based metrics.
@@ -96,10 +97,8 @@ public class MetricsAutoConfiguration {
 				.forEach((configurer) -> configurer.configureRegistry(composite));
 		exporters.getIfAvailable(Collections::emptyList).forEach((exporter) -> {
 			MeterRegistry childRegistry = exporter.registry();
-			if (composite == childRegistry) {
-				throw new IllegalStateException(
-						"cannot add a CompositeMeterRegistry to itself");
-			}
+			Assert.state(composite != childRegistry,
+					"cannot add a CompositeMeterRegistry to itself");
 			composite.add(childRegistry);
 		});
 		return composite;

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

@@ -80,7 +80,8 @@ public class RabbitMetricsConfiguration {
 	private String getConnectionFactoryName(String beanName) {
 		if (beanName.length() > CONNECTION_FACTORY_SUFFIX.length()
 				&& StringUtils.endsWithIgnoreCase(beanName, CONNECTION_FACTORY_SUFFIX)) {
-			return beanName.substring(0, beanName.length() - CONNECTION_FACTORY_SUFFIX.length());
+			return beanName.substring(0,
+					beanName.length() - CONNECTION_FACTORY_SUFFIX.length());
 		}
 		return beanName;
 	}

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/datadog/DatadogProperties.java

@@ -96,4 +96,5 @@ public class DatadogProperties extends StepRegistryProperties {
 	public void setUri(String uri) {
 		this.uri = uri;
 	}
+
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/jmx/JmxProperties.java

@@ -41,4 +41,5 @@ public class JmxProperties {
 	public void setStep(Duration step) {
 		this.step = step;
 	}
+
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/jmx/JmxPropertiesConfigAdapter.java

@@ -35,7 +35,7 @@ class JmxPropertiesConfigAdapter extends PropertiesConfigAdapter<JmxProperties>
 	}
 
 	@Override
-	public String get(String k) {
+	public String get(String key) {
 		return null;
 	}
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/security/servlet/EndpointRequest.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/web/reactive/ReactiveManagementChildContextConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/web/reactive/ReactiveManagementContextAutoConfiguration.java

@@ -26,7 +26,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 /**
- * {@link EnableAutoConfiguration Auto-configuration} for Servlet-specific management
+ * {@link EnableAutoConfiguration Auto-configuration} for Reactive-specific management
  * context concerns.
  *
  * @author Phillip Webb

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/metrics/amqp/RabbitMetricsConfigurationTests.java

@@ -42,7 +42,6 @@ public class RabbitMetricsConfigurationTests {
 					RabbitAutoConfiguration.class))
 			.withPropertyValues("management.metrics.use-global-registry=false");
 
-
 	@Test
 	public void autoConfiguredConnectionFactoryIsInstrumented() {
 		this.contextRunner.run((context) -> {
@@ -67,14 +66,14 @@ public class RabbitMetricsConfigurationTests {
 	@Test
 	public void rabbitmqNativeConnectionFactoryInstrumentationCanBeDisabled() {
 		this.contextRunner
-				.withPropertyValues(
-						"management.metrics.rabbitmq.instrument=false").run((context) -> {
-			MeterRegistry registry = context.getBean(MeterRegistry.class);
-			assertThat(registry.find("rabbitmq.connections").meter()).isNotPresent();
-		});
+				.withPropertyValues("management.metrics.rabbitmq.instrument=false")
+				.run((context) -> {
+					MeterRegistry registry = context.getBean(MeterRegistry.class);
+					assertThat(registry.find("rabbitmq.connections").meter())
+							.isNotPresent();
+				});
 	}
 
-
 	@Configuration
 	static class RegistryConfiguration {
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/security/servlet/EndpointRequestTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/metrics/amqp/RabbitMetrics.java

@@ -42,7 +42,7 @@ public class RabbitMetrics implements MeterBinder {
 	private final ConnectionFactory connectionFactory;
 
 	/**
-	 * Create a new meter binder recording  the specified {@link ConnectionFactory}.
+	 * Create a new meter binder recording the specified {@link ConnectionFactory}.
 	 * @param connectionFactory the {@link ConnectionFactory} to instrument
 	 * @param name the name prefix of the metrics
 	 * @param tags tags to apply to all recorded metrics
@@ -53,13 +53,13 @@ public class RabbitMetrics implements MeterBinder {
 		Assert.notNull(name, "Name must not be null");
 		this.connectionFactory = connectionFactory;
 		this.name = name;
-		this.tags = (tags  != null ?  tags : Collections.EMPTY_LIST);
+		this.tags = (tags != null ? tags : Collections.emptyList());
 	}
 
 	@Override
 	public void bindTo(MeterRegistry registry) {
-		this.connectionFactory.setMetricsCollector(new MicrometerMetricsCollector(
-				registry, this.name, this.tags));
+		this.connectionFactory.setMetricsCollector(
+				new MicrometerMetricsCollector(registry, this.name, this.tags));
 	}
 
 }

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/metrics/amqp/RabbitMetricsTests.java

@@ -45,10 +45,10 @@ public class RabbitMetricsTests {
 		SimpleMeterRegistry registry = new SimpleMeterRegistry();
 		new RabbitMetrics(connectionFactory, "test", Tags.zip("env", "prod"))
 				.bindTo(registry);
-		assertThat(registry.find("test.connections")
-				.tags("env", "prod").meter()).isPresent();
-		assertThat(registry.find("test.connections")
-				.tags("env", "dev").meter()).isNotPresent();
+		assertThat(registry.find("test.connections").tags("env", "prod").meter())
+				.isPresent();
+		assertThat(registry.find("test.connections").tags("env", "dev").meter())
+				.isNotPresent();
 	}
 
 	private ConnectionFactory mockConnectionFactory() {

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/amqp/RabbitProperties.java

@@ -1,5 +1,5 @@
 /*
- * 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.

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

@@ -1,5 +1,5 @@
 /*
- * 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.

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

@@ -62,7 +62,6 @@ public final class JettyCustomizer {
 		if (jettyProperties.getMaxHttpPostSize() > 0) {
 			customizeMaxHttpPostSize(factory, jettyProperties.getMaxHttpPostSize());
 		}
-
 		if (serverProperties.getConnectionTimeout() != null) {
 			customizeConnectionTimeout(factory, serverProperties.getConnectionTimeout());
 		}
@@ -176,4 +175,5 @@ public final class JettyCustomizer {
 			server.setRequestLog(log);
 		});
 	}
+
 }

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

@@ -197,7 +197,6 @@ public final class TomcatCustomizer {
 
 	private static void customizeAccessLog(ServerProperties.Tomcat tomcatProperties,
 			ConfigurableTomcatWebServerFactory factory) {
-
 		AccessLogValve valve = new AccessLogValve();
 		valve.setPattern(tomcatProperties.getAccesslog().getPattern());
 		valve.setDirectory(tomcatProperties.getAccesslog().getDirectory());

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

@@ -38,7 +38,6 @@ public final class UndertowCustomizer {
 
 	public static void customizeUndertow(ServerProperties serverProperties,
 			Environment environment, ConfigurableUndertowWebServerFactory factory) {
-
 		ServerProperties.Undertow undertowProperties = serverProperties.getUndertow();
 		ServerProperties.Undertow.Accesslog accesslogProperties = undertowProperties
 				.getAccesslog();

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/reactive/ReactiveWebServerAutoConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * 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.

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

@@ -327,6 +327,7 @@ public class WebMvcProperties {
 		public void setParameterName(String parameterName) {
 			this.parameterName = parameterName;
 		}
+
 	}
 
 	public static class PathMatch {
@@ -360,6 +361,7 @@ public class WebMvcProperties {
 		public void setUseRegisteredSuffixPattern(boolean useRegisteredSuffixPattern) {
 			this.useRegisteredSuffixPattern = useRegisteredSuffixPattern;
 		}
+
 	}
 
 	public enum LocaleResolver {

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

@@ -238,22 +238,21 @@ public class ErrorMvcAutoConfiguration {
 			if (response.getContentType() == null) {
 				response.setContentType(getContentType());
 			}
-			PlaceholderResolver resolver = new ExpressionResolver(getExpressions(), model);
+			PlaceholderResolver resolver = new ExpressionResolver(getExpressions(),
+					model);
 			String result = this.helper.replacePlaceholders(this.template, resolver);
 			response.getWriter().append(result);
 		}
 
 		private String getMessage(Map<String, ?> model) {
-			StringBuilder builder = new StringBuilder();
-			builder.append("Cannot render error page for request [")
-					.append(model.get("path")).append("]");
+			Object path = model.get("path");
+			String message = "Cannot render error page for request [" + path + "]";
 			if (model.get("message") != null) {
-				builder.append(" and exception [").append(model.get("message"))
-						.append("]");
+				message += " and exception [" + model.get("message") + "]";
 			}
-			return builder.append("] as the response has already been committed.")
-					.append("As a result, the response may have the wrong status code.")
-					.toString();
+			message += " as the response has already been committed.";
+			message += " As a result, the response may have the wrong status code.";
+			return message;
 		}
 
 		private Map<String, Expression> getExpressions() {

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/error/ErrorMvcAutoConfigurationTests.java

@@ -25,12 +25,11 @@ import org.springframework.boot.test.rule.OutputCapture;
 import org.springframework.boot.web.servlet.error.ErrorAttributes;
 import org.springframework.mock.web.MockHttpServletRequest;
 import org.springframework.mock.web.MockHttpServletResponse;
-import org.springframework.web.context.request.WebRequest;
+import org.springframework.web.context.request.RequestAttributes;
 import org.springframework.web.servlet.View;
 import org.springframework.web.servlet.handler.DispatcherServletWebRequest;
 
-import static org.hamcrest.Matchers.allOf;
-import static org.hamcrest.Matchers.containsString;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Tests for {@link ErrorMvcAutoConfiguration}.
@@ -50,26 +49,31 @@ public class ErrorMvcAutoConfigurationTests {
 		this.contextRunner.run((context) -> {
 			View errorView = context.getBean("error", View.class);
 			ErrorAttributes errorAttributes = context.getBean(ErrorAttributes.class);
-			DispatcherServletWebRequest webRequest =
-					createCommittedWebRequest(new IllegalStateException("Exception message"));
+			DispatcherServletWebRequest webRequest = createCommittedWebRequest(
+					new IllegalStateException("Exception message"));
 			errorView.render(errorAttributes.getErrorAttributes(webRequest, true),
 					webRequest.getRequest(), webRequest.getResponse());
-			this.outputCapture.expect(allOf(
-					containsString("Cannot render error page for request [/path]" +
-							" and exception [Exception message]] as the response has already been committed."),
-					containsString("As a result, the response may have the wrong status code.")));
+			assertThat(this.outputCapture.toString())
+					.contains("Cannot render error page for request [/path] "
+							+ "and exception [Exception message] as the response has "
+							+ "already been committed. As a result, the response may "
+							+ "have the wrong status code.");
 		});
 	}
 
-	protected DispatcherServletWebRequest createCommittedWebRequest(Exception e) {
+	protected DispatcherServletWebRequest createCommittedWebRequest(Exception ex) {
 		MockHttpServletRequest request = new MockHttpServletRequest("GET", "/path");
 		MockHttpServletResponse response = new MockHttpServletResponse();
-		DispatcherServletWebRequest webRequest = new DispatcherServletWebRequest(request, response);
-		webRequest.setAttribute("javax.servlet.error.exception", e, WebRequest.SCOPE_REQUEST);
-		webRequest.setAttribute("javax.servlet.error.request_uri", "/path", WebRequest.SCOPE_REQUEST);
+		DispatcherServletWebRequest webRequest = new DispatcherServletWebRequest(request,
+				response);
+		webRequest.setAttribute("javax.servlet.error.exception", ex,
+				RequestAttributes.SCOPE_REQUEST);
+		webRequest.setAttribute("javax.servlet.error.request_uri", "/path",
+				RequestAttributes.SCOPE_REQUEST);
 		response.setCommitted(true);
 		response.setOutputStreamAccessAllowed(false);
 		response.setWriterAccessAllowed(false);
 		return webRequest;
 	}
+
 }

spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/command/init/ServiceCapabilitiesReportGenerator.java

@@ -36,6 +36,8 @@ import java.util.TreeSet;
  */
 class ServiceCapabilitiesReportGenerator {
 
+	private static final String NEW_LINE = System.lineSeparator();
+
 	private final InitializrService initializrService;
 
 	/**
@@ -64,29 +66,29 @@ class ServiceCapabilitiesReportGenerator {
 	private String generateHelp(String url, InitializrServiceMetadata metadata) {
 		String header = "Capabilities of " + url;
 		StringBuilder report = new StringBuilder();
-		report.append(repeat("=", header.length()) + System.lineSeparator());
-		report.append(header + System.lineSeparator());
-		report.append(repeat("=", header.length()) + System.lineSeparator());
-		report.append(System.lineSeparator());
+		report.append(repeat("=", header.length()) + NEW_LINE);
+		report.append(header + NEW_LINE);
+		report.append(repeat("=", header.length()) + NEW_LINE);
+		report.append(NEW_LINE);
 		reportAvailableDependencies(metadata, report);
-		report.append(System.lineSeparator());
+		report.append(NEW_LINE);
 		reportAvailableProjectTypes(metadata, report);
-		report.append(System.lineSeparator());
+		report.append(NEW_LINE);
 		reportDefaults(report, metadata);
 		return report.toString();
 	}
 
 	private void reportAvailableDependencies(InitializrServiceMetadata metadata,
 			StringBuilder report) {
-		report.append("Available dependencies:" + System.lineSeparator());
-		report.append("-----------------------" + System.lineSeparator());
+		report.append("Available dependencies:" + NEW_LINE);
+		report.append("-----------------------" + NEW_LINE);
 		List<Dependency> dependencies = getSortedDependencies(metadata);
 		for (Dependency dependency : dependencies) {
 			report.append(dependency.getId() + " - " + dependency.getName());
 			if (dependency.getDescription() != null) {
 				report.append(": " + dependency.getDescription());
 			}
-			report.append(System.lineSeparator());
+			report.append(NEW_LINE);
 		}
 	}
 
@@ -98,8 +100,8 @@ class ServiceCapabilitiesReportGenerator {
 
 	private void reportAvailableProjectTypes(InitializrServiceMetadata metadata,
 			StringBuilder report) {
-		report.append("Available project types:" + System.lineSeparator());
-		report.append("------------------------" + System.lineSeparator());
+		report.append("Available project types:" + NEW_LINE);
+		report.append("------------------------" + NEW_LINE);
 		SortedSet<Entry<String, ProjectType>> entries = new TreeSet<>(
 				Comparator.comparing(Entry::getKey));
 		entries.addAll(metadata.getProjectTypes().entrySet());
@@ -112,7 +114,7 @@ class ServiceCapabilitiesReportGenerator {
 			if (type.isDefaultType()) {
 				report.append(" (default)");
 			}
-			report.append(System.lineSeparator());
+			report.append(NEW_LINE);
 		}
 	}
 
@@ -132,13 +134,13 @@ class ServiceCapabilitiesReportGenerator {
 
 	private void reportDefaults(StringBuilder report,
 			InitializrServiceMetadata metadata) {
-		report.append("Defaults:" + System.lineSeparator());
-		report.append("---------" + System.lineSeparator());
+		report.append("Defaults:" + NEW_LINE);
+		report.append("---------" + NEW_LINE);
 		List<String> defaultsKeys = new ArrayList<>(metadata.getDefaults().keySet());
 		Collections.sort(defaultsKeys);
 		for (String defaultsKey : defaultsKeys) {
 			String defaultsValue = metadata.getDefaults().get(defaultsKey);
-			report.append(defaultsKey + ": " + defaultsValue + System.lineSeparator());
+			report.append(defaultsKey + ": " + defaultsValue + NEW_LINE);
 		}
 	}
 

spring-boot-project/spring-boot-devtools/src/main/java/org/springframework/boot/devtools/env/DevToolsPropertyDefaultsPostProcessor.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -2939,8 +2939,10 @@ for the properties of the user).
 * Form-based login or HTTP Basic security (depending on Content-Type) for the entire
 application (including actuator endpoints if actuator is on the classpath).
 
-== MVC Security
 
+
+[[boot-features-security-mvc]]
+== MVC Security
 The default security configuration is implemented in `SecurityAutoConfiguration` and in
 the classes imported from there (`SpringBootWebSecurityConfiguration` for web security
 and `AuthenticationManagerConfiguration` for authentication configuration, which is also
@@ -2960,8 +2962,10 @@ that is based on the `management.endpoints.web.base-path` property.
 `StaticResourceRequest` can be used to create a `RequestMatcher` for static resources in
 commonly used locations.
 
-== WebFlux Security
 
+
+[[boot-features-security-webflux]]
+== WebFlux Security
 The default security configuration is implemented in `ReactiveSecurityAutoConfiguration` and in
 the classes imported from there (`WebFluxSecurityConfiguration` for web security
 and `ReactiveAuthenticationManagerConfiguration` for authentication configuration, which is also
@@ -2977,12 +2981,15 @@ Boot provides convenience methods that can be used to override access rules for
 endpoints and static resources. `EndpointRequest` can be used to create a `ServerWebExchangeMatcher`
 that is based on the `management.endpoints.web.base-path` property.
 
+
+
 [[boot-features-security-oauth2]]
 === OAuth2
-
 https://oauth.net/2/[OAuth2] is a widely used authorization framework that is supported by
 Spring.
 
+
+[[boot-features-security-oauth2-client]]
 ==== Client
 If you have `spring-security-oauth2-client` on your classpath, you can take advantage of
 some auto-configuration to make it easy to set up an OAuth2 Client. This configuration

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/test/web/RandomPortTestRestTemplateExampleTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-test/src/test/java/org/springframework/boot/test/context/bootstrap/SpringBootTestContextBootstrapperIntegrationTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-test/src/test/java/org/springframework/boot/test/context/bootstrap/SpringBootTestContextBootstrapperWithContextConfigurationTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot-tools/spring-boot-configuration-metadata/src/test/java/org/springframework/boot/configurationmetadata/DescriptionExtractorTests.java

@@ -27,6 +27,8 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class DescriptionExtractorTests {
 
+	private static final String NEW_LINE = System.lineSeparator();
+
 	private DescriptionExtractor extractor = new DescriptionExtractor();
 
 	@Test
@@ -39,16 +41,14 @@ public class DescriptionExtractorTests {
 	@Test
 	public void extractShortDescriptionNewLineBeforeDot() {
 		String description = this.extractor.getShortDescription(
-				"My short" + System.lineSeparator() + "description."
-						+ System.lineSeparator() + "More stuff.");
+				"My short" + NEW_LINE + "description." + NEW_LINE + "More stuff.");
 		assertThat(description).isEqualTo("My short description.");
 	}
 
 	@Test
 	public void extractShortDescriptionNewLineBeforeDotWithSpaces() {
 		String description = this.extractor.getShortDescription(
-				"My short  " + System.lineSeparator() + " description.  "
-						+ System.lineSeparator() + "More stuff.");
+				"My short  " + NEW_LINE + " description.  " + NEW_LINE + "More stuff.");
 		assertThat(description).isEqualTo("My short description.");
 	}
 
@@ -61,8 +61,7 @@ public class DescriptionExtractorTests {
 	@Test
 	public void extractShortDescriptionNoDotMultipleLines() {
 		String description = this.extractor
-				.getShortDescription("My short description " + System.lineSeparator()
-						+ " More stuff");
+				.getShortDescription("My short description " + NEW_LINE + " More stuff");
 		assertThat(description).isEqualTo("My short description");
 	}
 

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/test/java/org/springframework/boot/configurationsample/specific/AnnotatedGetter.java

@@ -21,8 +21,8 @@ import javax.validation.constraints.NotEmpty;
 import org.springframework.boot.configurationsample.ConfigurationProperties;
 
 /**
- * An annotated getter with {@code NotEmpty} that triggers a different class type
- * in the compiler. See #11512
+ * An annotated getter with {@code NotEmpty} that triggers a different class type in the
+ * compiler. See #11512
  *
  * @author Stephane Nicoll
  */

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

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/logging/logback/DefaultLogbackConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/security/reactive/ApplicationContextServerWebExchangeMatcher.java

@@ -85,9 +85,7 @@ public abstract class ApplicationContextServerWebExchangeMatcher<C>
 	@SuppressWarnings("unchecked")
 	private C createContext(ServerWebExchange exchange) {
 		ApplicationContext context = exchange.getApplicationContext();
-		if (context == null) {
-			throw new IllegalStateException("No WebApplicationContext found.");
-		}
+		Assert.state(context != null, "No WebApplicationContext found.");
 		if (this.contextClass.isInstance(context)) {
 			return (C) context;
 		}

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

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/jetty/ForwardHeadersCustomizer.java

@@ -24,6 +24,7 @@ import org.eclipse.jetty.server.Server;
 
 /**
  * {@link JettyServerCustomizer} to add {@link ForwardedRequestCustomizer}.
+ *
  * @author Phillip Webb
  */
 class ForwardHeadersCustomizer implements JettyServerCustomizer {

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/jetty/JettyHandlerWrappers.java

@@ -79,4 +79,5 @@ final class JettyHandlerWrappers {
 		}
 
 	}
+
 }

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/jetty/JettyServletWebServerFactory.java

@@ -234,8 +234,7 @@ public class JettyServletWebServerFactory extends AbstractServletWebServerFactor
 		SessionHandler handler = context.getSessionHandler();
 		Duration sessionTimeout = getSession().getTimeout();
 		handler.setMaxInactiveInterval(
-				(sessionTimeout == null || sessionTimeout.isNegative()) ? -1
-						: (int) sessionTimeout.getSeconds());
+				isNegative(sessionTimeout) ? -1 : (int) sessionTimeout.getSeconds());
 		if (getSession().isPersistent()) {
 			DefaultSessionCache cache = new DefaultSessionCache(handler);
 			FileSessionDataStore store = new FileSessionDataStore();
@@ -245,6 +244,10 @@ public class JettyServletWebServerFactory extends AbstractServletWebServerFactor
 		}
 	}
 
+	private boolean isNegative(Duration sessionTimeout) {
+		return sessionTimeout == null || sessionTimeout.isNegative();
+	}
+
 	private void addLocaleMappings(WebAppContext context) {
 		for (Map.Entry<Locale, Charset> entry : getLocaleCharsetMappings().entrySet()) {
 			Locale locale = entry.getKey();

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

@@ -135,4 +135,5 @@ public class SslServerCustomizer implements NettyServerCustomizer {
 		store.load(url.openStream(), password == null ? null : password.toCharArray());
 		return store;
 	}
+
 }

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/tomcat/TomcatConnectorCustomizer.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/tomcat/TomcatServletWebServerFactory.java

@@ -386,13 +386,17 @@ public class TomcatServletWebServerFactory extends AbstractServletWebServerFacto
 
 	private long getSessionTimeoutInMinutes() {
 		Duration sessionTimeout = getSession().getTimeout();
-		if (sessionTimeout == null || sessionTimeout.isNegative()
-				|| sessionTimeout.isZero()) {
+		if (isZeroOrLess(sessionTimeout)) {
 			return 0;
 		}
 		return Math.max(sessionTimeout.toMinutes(), 1);
 	}
 
+	private boolean isZeroOrLess(Duration sessionTimeout) {
+		return sessionTimeout == null || sessionTimeout.isNegative()
+				|| sessionTimeout.isZero();
+	}
+
 	/**
 	 * Post process the Tomcat {@link Context} before it's used with the Tomcat Server.
 	 * Subclasses can override this method to apply additional processing to the

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowServletWebServerFactory.java

@@ -283,13 +283,17 @@ public class UndertowServletWebServerFactory extends AbstractServletWebServerFac
 		manager.deploy();
 		SessionManager sessionManager = manager.getDeployment().getSessionManager();
 		Duration timeoutDuration = getSession().getTimeout();
-		int sessionTimeout = (timeoutDuration == null || timeoutDuration.isZero()
-				|| timeoutDuration.isNegative() ? -1
-						: (int) timeoutDuration.getSeconds());
+		int sessionTimeout = (isZeroOrLess(timeoutDuration) ? -1
+				: (int) timeoutDuration.getSeconds());
 		sessionManager.setDefaultSessionTimeout(sessionTimeout);
 		return manager;
 	}
 
+	private boolean isZeroOrLess(Duration timeoutDuration) {
+		return timeoutDuration == null || timeoutDuration.isZero()
+				|| timeoutDuration.isNegative();
+	}
+
 	private void configureAccessLog(DeploymentInfo deploymentInfo) {
 		deploymentInfo.addInitialHandlerChainWrapper(this::createAccessLogHandler);
 	}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/ConfigurableServletWebServerFactory.java

@@ -62,31 +62,10 @@ public interface ConfigurableServletWebServerFactory
 	/**
 	 * Sets the configuration that will be applied to the container's HTTP session
 	 * support.
-	 *
 	 * @param session the session configuration
 	 */
 	void setSession(Session session);
 
-	// /**
-	// * The session timeout in seconds (default 30 minutes). If {@code null} then
-	// sessions
-	// * never expire.
-	// * @param sessionTimeout the session timeout
-	// */
-	// void setSessionTimeout(Duration sessionTimeout);
-	//
-	// /**
-	// * Sets if session data should be persisted between restarts.
-	// * @param persistSession {@code true} if session data should be persisted
-	// */
-	// void setPersistSession(boolean persistSession);
-	//
-	// /**
-	// * Set the directory used to store serialized session data.
-	// * @param sessionStoreDir the directory or {@code null} to use a default location.
-	// */
-	// void setSessionStoreDir(File sessionStoreDir);
-
 	/**
 	 * Set if the DefaultServlet should be registered. Defaults to {@code true} so that
 	 * files from the {@link #setDocumentRoot(File) document root} will be served.
@@ -141,7 +120,6 @@ public interface ConfigurableServletWebServerFactory
 	/**
 	 * Sets the init parameters that are applied to the container's
 	 * {@link ServletContext}.
-	 *
 	 * @param initParameters the init parameters
 	 */
 	void setInitParameters(Map<String, String> initParameters);

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/Session.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/security/servlet/ApplicationContextRequestMatcherTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/embedded/jetty/JettyServletWebServerFactoryTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

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

@@ -156,7 +156,6 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		ssl.setKeyStore("classpath:test.jks");
 		ssl.setKeyPassword("password");
 		ssl.setTrustStore("classpath:test.jks");
-
 		testClientAuthSuccess(ssl, buildTrustAllSslWithClientKeyConnector());
 	}
 
@@ -168,7 +167,6 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		ssl.setKeyStore("classpath:test.jks");
 		ssl.setKeyPassword("password");
 		ssl.setTrustStore("classpath:test.jks");
-
 		testClientAuthSuccess(ssl, buildTrustAllSslConnector());
 	}
 
@@ -192,10 +190,8 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 			ReactorClientHttpConnector clientConnector) {
 		AbstractReactiveWebServerFactory factory = getFactory();
 		factory.setSsl(sslConfiguration);
-
 		this.webServer = factory.getWebServer(new EchoHandler());
 		this.webServer.start();
-
 		WebClient client = WebClient.builder()
 				.baseUrl("https://localhost:" + this.webServer.getPort())
 				.clientConnector(clientConnector).build();
@@ -213,7 +209,6 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		ssl.setKeyStore("classpath:test.jks");
 		ssl.setKeyPassword("password");
 		ssl.setTrustStore("classpath:test.jks");
-
 		testClientAuthSuccess(ssl, buildTrustAllSslWithClientKeyConnector());
 	}
 
@@ -228,7 +223,6 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 		ssl.setKeyStore("classpath:test.jks");
 		ssl.setKeyPassword("password");
 		ssl.setTrustStore("classpath:test.jks");
-
 		testClientAuthFailure(ssl, buildTrustAllSslConnector());
 	}
 
@@ -236,17 +230,14 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 			ReactorClientHttpConnector clientConnector) {
 		AbstractReactiveWebServerFactory factory = getFactory();
 		factory.setSsl(sslConfiguration);
-
 		this.webServer = factory.getWebServer(new EchoHandler());
 		this.webServer.start();
-
 		WebClient client = WebClient.builder()
 				.baseUrl("https://localhost:" + this.webServer.getPort())
 				.clientConnector(clientConnector).build();
 		Mono<String> result = client.post().uri("/test").contentType(MediaType.TEXT_PLAIN)
 				.body(BodyInserters.fromObject("Hello World")).exchange()
 				.flatMap((response) -> response.bodyToMono(String.class));
-
 		StepVerifier.create(result).expectError(SSLException.class)
 				.verify(Duration.ofSeconds(10));
 	}
@@ -372,6 +363,7 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 			}
 			ctx.fireChannelRead(msg);
 		}
+
 	}
 
 	protected static class CharsHandler implements HttpHandler {
@@ -395,6 +387,7 @@ public abstract class AbstractReactiveWebServerFactoryTests {
 			response.getHeaders().setContentType(this.mediaType);
 			return response.writeWith(Mono.just(this.bytes));
 		}
+
 	}
 
 }

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/server/AbstractServletWebServerFactoryTests.java

@@ -999,15 +999,6 @@ public abstract class AbstractServletWebServerFactoryTests {
 	@Test
 	public void sessionConfiguration() {
 		AbstractServletWebServerFactory factory = getFactory();
-		// map.put("server.servlet.session.timeout", "123");
-		// map.put("server.servlet.session.tracking-modes", "cookie,url");
-		// map.put("server.servlet.session.cookie.name", "testname");
-		// map.put("server.servlet.session.cookie.domain", "testdomain");
-		// map.put("server.servlet.session.cookie.path", "/testpath");
-		// map.put("server.servlet.session.cookie.comment", "testcomment");
-		// map.put("server.servlet.session.cookie.http-only", "true");
-		// map.put("server.servlet.session.cookie.secure", "true");
-		// map.put("server.servlet.session.cookie.max-age", "60");
 		factory.getSession().setTimeout(Duration.ofSeconds(123));
 		factory.getSession().setTrackingModes(
 				EnumSet.of(SessionTrackingMode.COOKIE, SessionTrackingMode.URL));
@@ -1035,7 +1026,6 @@ public abstract class AbstractServletWebServerFactoryTests {
 		assertThat(servletContext.getSessionCookieConfig().isHttpOnly()).isTrue();
 		assertThat(servletContext.getSessionCookieConfig().isSecure()).isTrue();
 		assertThat(servletContext.getSessionCookieConfig().getMaxAge()).isEqualTo(60);
-
 	}
 
 	protected abstract void addConnector(int port,

spring-boot-samples/spring-boot-sample-actuator-custom-security/src/main/java/sample/actuator/customsecurity/SecurityConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-samples/spring-boot-sample-secure-webflux/src/test/java/sample/secure/webflux/SampleSecureWebFluxCustomSecurityTests.java

@@ -41,7 +41,8 @@ import org.springframework.test.web.reactive.server.WebTestClient;
  * @author Madhura Bhave
  */
 @RunWith(SpringRunner.class)
-@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = { SampleSecureWebFluxCustomSecurityTests.SecurityConfiguration.class,
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = {
+		SampleSecureWebFluxCustomSecurityTests.SecurityConfiguration.class,
 		SampleSecureWebFluxApplication.class })
 public class SampleSecureWebFluxCustomSecurityTests {
 
@@ -61,7 +62,7 @@ public class SampleSecureWebFluxCustomSecurityTests {
 		this.webClient.get().uri("/actuator/info").accept(MediaType.APPLICATION_JSON)
 				.exchange().expectStatus().isOk();
 	}
-	
+
 	@Test
 	public void actuatorsSecuredByRole() {
 		this.webClient.get().uri("/actuator/env").accept(MediaType.APPLICATION_JSON)
@@ -82,22 +83,18 @@ public class SampleSecureWebFluxCustomSecurityTests {
 		@Bean
 		public MapReactiveUserDetailsService userDetailsService() {
 			return new MapReactiveUserDetailsService(
-					User.withDefaultPasswordEncoder().username("user").password("password")
-							.authorities("ROLE_USER").build(),
+					User.withDefaultPasswordEncoder().username("user")
+							.password("password").authorities("ROLE_USER").build(),
 					User.withDefaultPasswordEncoder().username("admin").password("admin")
 							.authorities("ROLE_ACTUATOR", "ROLE_USER").build());
 		}
 
 		@Bean
 		SecurityWebFilterChain springSecurityFilterChain(ServerHttpSecurity http) {
-			http
-					.authorizeExchange()
-					.matchers(EndpointRequest.to("health", "info")).permitAll()
-					.matchers(EndpointRequest.toAnyEndpoint()).hasRole("ACTUATOR")
-					.pathMatchers("/login").permitAll()
-					.anyExchange().authenticated()
-					.and()
-					.httpBasic();
+			http.authorizeExchange().matchers(EndpointRequest.to("health", "info"))
+					.permitAll().matchers(EndpointRequest.toAnyEndpoint())
+					.hasRole("ACTUATOR").pathMatchers("/login").permitAll().anyExchange()
+					.authenticated().and().httpBasic();
 			return http.build();
 		}
 
@@ -112,4 +109,3 @@ public class SampleSecureWebFluxCustomSecurityTests {
 	}
 
 }
-

spring-boot-samples/spring-boot-sample-session/src/test/java/sample/session/SampleSessionApplicationTests.java

@@ -1,5 +1,5 @@
 /*
- * 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.

spring-boot-samples/spring-boot-sample-web-method-security/src/main/java/sample/security/method/SampleMethodSecurityApplication.java

@@ -1,5 +1,5 @@
 /*
- * 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.