Polish

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

@@ -59,7 +59,8 @@ public class ServletEndpointManagementContextConfiguration {
 
 		private final ApplicationContext context;
 
-		public WebMvcServletEndpointManagementContextConfiguration(ApplicationContext context) {
+		public WebMvcServletEndpointManagementContextConfiguration(
+				ApplicationContext context) {
 			this.context = context;
 		}
 
@@ -67,8 +68,12 @@ public class ServletEndpointManagementContextConfiguration {
 		public ServletEndpointRegistrar servletEndpointRegistrar(
 				WebEndpointProperties properties,
 				ServletEndpointsSupplier servletEndpointsSupplier) {
-			DispatcherServletPathProvider servletPathProvider = this.context.getBean(DispatcherServletPathProvider.class);
-			String servletPath = (servletPathProvider.getServletPath().equals("/") ? "" : servletPathProvider.getServletPath());
+			DispatcherServletPathProvider servletPathProvider = this.context
+					.getBean(DispatcherServletPathProvider.class);
+			String servletPath = servletPathProvider.getServletPath();
+			if (servletPath.equals("/")) {
+				servletPath = "";
+			}
 			return new ServletEndpointRegistrar(servletPath + properties.getBasePath(),
 					servletEndpointsSupplier.getEndpoints());
 		}

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

@@ -30,13 +30,12 @@ import org.springframework.util.StringUtils;
 
 /**
  * {@link BeanPostProcessor} that configures RabbitMQ metrics. Such arrangement is
- * necessary because a connection can be eagerly created and cached without a reference
- * to a proper {@link MetricsCollector}.
+ * necessary because a connection can be eagerly created and cached without a reference to
+ * a proper {@link MetricsCollector}.
  *
  * @author Stephane Nicoll
  */
-class RabbitConnectionFactoryMetricsPostProcessor
-		implements BeanPostProcessor, Ordered {
+class RabbitConnectionFactoryMetricsPostProcessor implements BeanPostProcessor, Ordered {
 
 	private static final String CONNECTION_FACTORY_SUFFIX = "connectionFactory";
 

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

@@ -219,7 +219,8 @@ public final class EndpointRequest {
 		}
 
 		private String getEndpointId(Class<?> source) {
-			Endpoint annotation = AnnotatedElementUtils.getMergedAnnotation(source, Endpoint.class);
+			Endpoint annotation = AnnotatedElementUtils.getMergedAnnotation(source,
+					Endpoint.class);
 			Assert.state(annotation != null,
 					() -> "Class " + source + " is not annotated with @Endpoint");
 			return annotation.id();

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

@@ -238,7 +238,8 @@ public final class EndpointRequest {
 		}
 
 		private String getEndpointId(Class<?> source) {
-			Endpoint annotation = AnnotatedElementUtils.getMergedAnnotation(source, Endpoint.class);
+			Endpoint annotation = AnnotatedElementUtils.getMergedAnnotation(source,
+					Endpoint.class);
 			Assert.state(annotation != null,
 					() -> "Class " + source + " is not annotated with @Endpoint");
 			return annotation.id();

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/endpoint/web/ServletEndpointManagementContextConfigurationTests.java

@@ -49,12 +49,11 @@ public class ServletEndpointManagementContextConfigurationTests {
 
 	@Test
 	public void contextShouldContainServletEndpointRegistrar() {
-		FilteredClassLoader classLoader = new FilteredClassLoader(
-				ResourceConfig.class);
+		FilteredClassLoader classLoader = new FilteredClassLoader(ResourceConfig.class);
 		this.contextRunner.withClassLoader(classLoader).run((context) -> {
-			assertThat(context)
-					.hasSingleBean(ServletEndpointRegistrar.class);
-			ServletEndpointRegistrar bean = context.getBean(ServletEndpointRegistrar.class);
+			assertThat(context).hasSingleBean(ServletEndpointRegistrar.class);
+			ServletEndpointRegistrar bean = context
+					.getBean(ServletEndpointRegistrar.class);
 			String basePath = (String) ReflectionTestUtils.getField(bean, "basePath");
 			assertThat(basePath).isEqualTo("/test/actuator");
 		});
@@ -65,9 +64,9 @@ public class ServletEndpointManagementContextConfigurationTests {
 		FilteredClassLoader classLoader = new FilteredClassLoader(
 				DispatcherServlet.class);
 		this.contextRunner.withClassLoader(classLoader).run((context) -> {
-			assertThat(context)
-					.hasSingleBean(ServletEndpointRegistrar.class);
-			ServletEndpointRegistrar bean = context.getBean(ServletEndpointRegistrar.class);
+			assertThat(context).hasSingleBean(ServletEndpointRegistrar.class);
+			ServletEndpointRegistrar bean = context
+					.getBean(ServletEndpointRegistrar.class);
 			String basePath = (String) ReflectionTestUtils.getField(bean, "basePath");
 			assertThat(basePath).isEqualTo("/actuator");
 		});

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

@@ -72,7 +72,6 @@ public class EndpointMBean implements DynamicMBean {
 		this.operations = getOperations(endpoint);
 	}
 
-
 	private Map<String, JmxOperation> getOperations(ExposableJmxEndpoint endpoint) {
 		Map<String, JmxOperation> operations = new HashMap<>();
 		endpoint.getOperations()
@@ -94,7 +93,8 @@ public class EndpointMBean implements DynamicMBean {
 					+ "' has no operation named " + actionName;
 			throw new ReflectionException(new IllegalArgumentException(message), message);
 		}
-		ClassLoader previousClassLoader = overrideThreadContextClassLoader(this.classLoader);
+		ClassLoader previousClassLoader = overrideThreadContextClassLoader(
+				this.classLoader);
 		try {
 			return invoke(operation, params);
 		}

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/health/AbstractHealthAggregator.java

@@ -33,8 +33,8 @@ public abstract class AbstractHealthAggregator implements HealthAggregator {
 
 	@Override
 	public final Health aggregate(Map<String, Health> healths) {
-		List<Status> statusCandidates = healths.values().stream()
-				.map(Health::getStatus).collect(Collectors.toList());
+		List<Status> statusCandidates = healths.values().stream().map(Health::getStatus)
+				.collect(Collectors.toList());
 		Status status = aggregateStatus(statusCandidates);
 		Map<String, Object> details = aggregateDetails(healths);
 		return new Health.Builder(status, details).build();

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/RepositoryType.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.

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/freemarker/FreeMarkerAutoConfiguration.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.
@@ -64,26 +64,28 @@ public class FreeMarkerAutoConfiguration {
 
 	@PostConstruct
 	public void checkTemplateLocationExists() {
-		if (logger.isWarnEnabled()) {
-			if (this.properties.isCheckTemplateLocation()) {
-				TemplateLocation templatePathLocation = null;
-				List<TemplateLocation> locations = new ArrayList<>();
-				for (String templateLoaderPath : this.properties.getTemplateLoaderPath()) {
-					TemplateLocation location = new TemplateLocation(templateLoaderPath);
-					locations.add(location);
-					if (location.exists(this.applicationContext)) {
-						templatePathLocation = location;
-						break;
-					}
-				}
-				if (templatePathLocation == null) {
-					logger.warn("Cannot find template location(s): " + locations
-							+ " (please add some templates, "
-							+ "check your FreeMarker configuration, or set "
-							+ "spring.freemarker.checkTemplateLocation=false)");
-				}
+		if (logger.isWarnEnabled() && this.properties.isCheckTemplateLocation()) {
+			List<TemplateLocation> locations = getLocations();
+			if (locations.stream().noneMatch(this::locationExists)) {
+				logger.warn("Cannot find template location(s): " + locations
+						+ " (please add some templates, "
+						+ "check your FreeMarker configuration, or set "
+						+ "spring.freemarker.checkTemplateLocation=false)");
 			}
 		}
 	}
 
+	private List<TemplateLocation> getLocations() {
+		List<TemplateLocation> locations = new ArrayList<>();
+		for (String templateLoaderPath : this.properties.getTemplateLoaderPath()) {
+			TemplateLocation location = new TemplateLocation(templateLoaderPath);
+			locations.add(location);
+		}
+		return locations;
+	}
+
+	private boolean locationExists(TemplateLocation location) {
+		return location.exists(this.applicationContext);
+	}
+
 }

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

@@ -51,14 +51,13 @@ public class QuartzDataSourceInitializerTests {
 	@Test
 	public void commentPrefixCanBeCustomized() {
 		this.contextRunner.withUserConfiguration(TestConfiguration.class)
-				.withPropertyValues(
-						"spring.quartz.jdbc.comment-prefix=##",
+				.withPropertyValues("spring.quartz.jdbc.comment-prefix=##",
 						"spring.quartz.jdbc.schema=classpath:org/springframework/boot/autoconfigure/quartz/tables_@@platform@@.sql")
 				.run((context) -> {
 					JdbcTemplate jdbcTemplate = context.getBean(JdbcTemplate.class);
 					assertThat(jdbcTemplate.queryForObject(
 							"SELECT COUNT(*) FROM QRTZ_TEST_TABLE", Integer.class))
-							.isEqualTo(0);
+									.isEqualTo(0);
 				});
 	}
 
@@ -69,7 +68,8 @@ public class QuartzDataSourceInitializerTests {
 		@Bean
 		public QuartzDataSourceInitializer initializer(DataSource dataSource,
 				ResourceLoader resourceLoader, QuartzProperties properties) {
-			return new QuartzDataSourceInitializer(dataSource, resourceLoader, properties);
+			return new QuartzDataSourceInitializer(dataSource, resourceLoader,
+					properties);
 		}
 
 	}

spring-boot-project/spring-boot-test/src/test/java/org/springframework/boot/test/web/client/LocalHostUriTemplateHandlerTests.java

@@ -107,8 +107,8 @@ public class LocalHostUriTemplateHandlerTests {
 		URI uri = URI.create("http://www.example.com");
 		given(uriTemplateHandler.expand("https://localhost:8080/", uriVariables))
 				.willReturn(uri);
-		LocalHostUriTemplateHandler handler = new LocalHostUriTemplateHandler(
-				environment, "https", uriTemplateHandler);
+		LocalHostUriTemplateHandler handler = new LocalHostUriTemplateHandler(environment,
+				"https", uriTemplateHandler);
 		assertThat(handler.expand("/", uriVariables)).isEqualTo(uri);
 		verify(uriTemplateHandler).expand("https://localhost:8080/", uriVariables);
 	}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/properties/bind/IndexedElementsBinder.java

@@ -18,7 +18,6 @@ package org.springframework.boot.context.properties.bind;
 
 import java.lang.annotation.Annotation;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.List;
 import java.util.TreeSet;
 import java.util.function.Supplier;
@@ -83,24 +82,26 @@ abstract class IndexedElementsBinder<T> extends AggregateBinder<T> {
 			ResolvableType aggregateType, ResolvableType elementType) {
 		ConfigurationProperty property = source.getConfigurationProperty(root);
 		if (property != null) {
-			Collection<Object> elements;
-			Object value = property.getValue();
-			if (value instanceof String && !StringUtils.hasText((String) value)) {
-				elements = Collections.emptyList();
-			}
-			else {
-				Object aggregate = convert(value, aggregateType, target.getAnnotations());
-				ResolvableType collectionType = ResolvableType
-						.forClassWithGenerics(collection.get().getClass(), elementType);
-				elements = convert(aggregate, collectionType);
-			}
-			collection.get().addAll(elements);
+			bindValue(target, collection.get(), aggregateType, elementType,
+					property.getValue());
 		}
 		else {
 			bindIndexed(source, root, elementBinder, collection, elementType);
 		}
 	}
 
+	private void bindValue(Bindable<?> target, Collection<Object> collection,
+			ResolvableType aggregateType, ResolvableType elementType, Object value) {
+		if (value instanceof String && !StringUtils.hasText((String) value)) {
+			return;
+		}
+		Object aggregate = convert(value, aggregateType, target.getAnnotations());
+		ResolvableType collectionType = ResolvableType
+				.forClassWithGenerics(collection.getClass(), elementType);
+		Collection<Object> elements = convert(aggregate, collectionType);
+		collection.addAll(elements);
+	}
+
 	private void bindIndexed(ConfigurationPropertySource source,
 			ConfigurationPropertyName root, AggregateElementBinder elementBinder,
 			IndexedCollectionSupplier collection, ResolvableType elementType) {

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

@@ -79,8 +79,10 @@ public class ServletContextInitializerBeans
 		this.initializers = new LinkedMultiValueMap<>();
 		addServletContextInitializerBeans(beanFactory);
 		addAdaptableBeans(beanFactory);
-		List<ServletContextInitializer> sortedInitializers = this.initializers.values().stream()
-				.flatMap(value -> value.stream().sorted(AnnotationAwareOrderComparator.INSTANCE))
+		List<ServletContextInitializer> sortedInitializers = this.initializers.values()
+				.stream()
+				.flatMap(value -> value.stream()
+						.sorted(AnnotationAwareOrderComparator.INSTANCE))
 				.collect(Collectors.toList());
 		this.sortedList = Collections.unmodifiableList(sortedInitializers);
 	}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/context/properties/source/MockConfigurationPropertySource.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.