Merge branch '2.1.x'

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/orm/jpa/HibernateMetricsAutoConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -20,6 +20,7 @@
 import java.util.Map;
 
 import javax.persistence.EntityManagerFactory;
+import javax.persistence.PersistenceException;
 
 import io.micrometer.core.instrument.MeterRegistry;
 import io.micrometer.core.instrument.binder.jpa.HibernateMetrics;
@@ -65,8 +66,14 @@ public void bindEntityManagerFactoriesToRegistry(
 	private void bindEntityManagerFactoryToRegistry(String beanName,
 			EntityManagerFactory entityManagerFactory, MeterRegistry registry) {
 		String entityManagerFactoryName = getEntityManagerFactoryName(beanName);
-		new HibernateMetrics(entityManagerFactory, entityManagerFactoryName,
-				Collections.emptyList()).bindTo(registry);
+		try {
+			new HibernateMetrics(entityManagerFactory.unwrap(SessionFactory.class),
+					entityManagerFactoryName, Collections.emptyList())
+							.bindTo(registry);
+		}
+		catch (PersistenceException ex) {
+			// Continue
+		}
 	}
 
 	/**

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/integrationtest/JerseyEndpointIntegrationTests.java

@@ -56,7 +56,7 @@ public void actuatorEndpointsWhenUserProvidedResourceConfigBeanNotAvailable() {
 		testJerseyEndpoints(new Class[] { EndpointsConfiguration.class });
 	}
 
-	protected void testJerseyEndpoints(Class[] userConfigurations) {
+	protected void testJerseyEndpoints(Class<?>[] userConfigurations) {
 		FilteredClassLoader classLoader = new FilteredClassLoader(
 				DispatcherServlet.class);
 		new WebApplicationContextRunner(

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -77,9 +77,7 @@ MeterBinder testBinder(Alpha thing) {
 
 		@Bean
 		MeterRegistryCustomizer<?> testCustomizer() {
-			return (registry) -> {
-				registry.config().commonTags("testTag", "testValue");
-			};
+			return (registry) -> registry.config().commonTags("testTag", "testValue");
 		}
 
 		@Bean

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/elasticsearch/ElasticsearchJestHealthIndicatorTests.java

@@ -62,6 +62,7 @@ public void elasticsearchIsUp() throws IOException {
 	}
 
 	@Test
+	@SuppressWarnings("unchecked")
 	public void elasticsearchWithYellowStatusIsUp() throws IOException {
 		given(this.jestClient.execute(any(Action.class)))
 				.willReturn(createJestResult(200, true, "yellow"));

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

@@ -134,7 +134,6 @@ protected Mono<ServerResponse> renderErrorView(ServerRequest request) {
 	protected Mono<ServerResponse> renderErrorResponse(ServerRequest request) {
 		boolean includeStackTrace = isIncludeStackTrace(request, MediaType.ALL);
 		Map<String, Object> error = getErrorAttributes(request, includeStackTrace);
-		HttpStatus errorStatus = getHttpStatus(error);
 		return ServerResponse.status(getHttpStatus(error))
 				.contentType(MediaType.APPLICATION_JSON_UTF8)
 				.body(BodyInserters.fromObject(error));

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/context/MessageSourceAutoConfigurationTests.java

@@ -202,10 +202,8 @@ public void existingMessageSourceInParentIsIgnored() {
 	public void messageSourceWithNonStandardBeanNameIsIgnored() {
 		this.contextRunner.withPropertyValues("spring.messages.basename:test/messages")
 				.withUserConfiguration(CustomBeanNameMessageSourceConfiguration.class)
-				.run((context) -> {
-					assertThat(context.getMessage("foo", null, Locale.US))
-							.isEqualTo("bar");
-				});
+				.run((context) -> assertThat(context.getMessage("foo", null, Locale.US))
+						.isEqualTo("bar"));
 	}
 
 	@Configuration

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/mongo/embedded/EmbeddedMongoAutoConfigurationTests.java

@@ -252,9 +252,8 @@ static class DownloadConfigBuilderCustomizerConfiguration {
 
 		@Bean
 		public DownloadConfigBuilderCustomizer testDownloadConfigBuilderCustomizer() {
-			return (downloadConfigBuilder) -> {
-				downloadConfigBuilder.userAgent("Test User Agent");
-			};
+			return (downloadConfigBuilder) -> downloadConfigBuilder
+					.userAgent("Test User Agent");
 		}
 
 	}

spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/compiler/GroovyCompiler.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -307,7 +307,6 @@ public void call(SourceUnit source, GeneratorContext context, ClassNode classNod
 
 	private static class MainClass {
 
-		@SuppressWarnings("unchecked")
 		public static ClassNode get(CompilationUnit source) {
 			return get(source.getAST().getClasses());
 		}

spring-boot-project/spring-boot-test/src/test/java/org/springframework/boot/test/context/runner/AbstractApplicationContextRunnerTests.java

@@ -152,13 +152,9 @@ public void runWithFailedContextShouldReturnFailedAssertableContext() {
 	@Test
 	public void runWithClassLoaderShouldSetClassLoaderOnContext() {
 		get().withClassLoader(new FilteredClassLoader(Gson.class.getPackage().getName()))
-				.run((context) -> {
-					assertThatExceptionOfType(ClassNotFoundException.class)
-							.isThrownBy(() -> {
-								ClassUtils.forName(Gson.class.getName(),
-										context.getClassLoader());
-							});
-				});
+				.run((context) -> assertThatExceptionOfType(ClassNotFoundException.class)
+						.isThrownBy(() -> ClassUtils.forName(Gson.class.getName(),
+								context.getClassLoader())));
 	}
 
 	@Test

spring-boot-project/spring-boot-tools/spring-boot-configuration-docs/src/main/java/org/springframework/boot/configurationdocs/ConfigurationMetadataDocumentWriter.java

@@ -92,9 +92,8 @@ private List<ConfigurationTable> createConfigTables(
 				List<String> matchingOverrides = overrides.keySet().stream()
 						.filter((overrideKey) -> overrideKey.startsWith(keyPrefix))
 						.collect(Collectors.toList());
-				matchingOverrides.forEach((match) -> {
-					table.addEntry(overrides.remove(match));
-				});
+				matchingOverrides.forEach((match) ->
+					table.addEntry(overrides.remove(match)));
 			}
 			List<String> matchingKeys = unmappedKeys.stream()
 					.filter((key) -> keyPrefixes.stream().anyMatch(key::startsWith))

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/test/java/org/springframework/boot/configurationsample/generic/AbstractGenericProperties.java

@@ -22,6 +22,9 @@
 /**
  * A base properties class with generics.
  *
+ * @param <A> name type
+ * @param <B> mapping key type
+ * @param <C> mapping value type
  * @author Stephane Nicoll
  */
 public class AbstractGenericProperties<A, B, C> {

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/test/java/org/springframework/boot/configurationsample/generic/AbstractIntermediateGenericProperties.java

@@ -19,6 +19,7 @@
 /**
  * An intermediate layer that resolves some of the generics from the parent but not all.
  *
+ * @param <C> mapping value type
  * @author Stephane Nicoll
  */
 public abstract class AbstractIntermediateGenericProperties<C>

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/test/java/org/springframework/boot/configurationsample/generic/UnresolvedGenericProperties.java

@@ -21,6 +21,8 @@
 /**
  * Properties with unresolved generic information.
  *
+ * @param <B> mapping key type
+ * @param <C> mapping value type
  * @author Stephane Nicoll
  */
 @ConfigurationProperties("generic")

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

@@ -55,9 +55,8 @@ public BootJar() {
 		getMainSpec().with(this.bootInf);
 		this.bootInf.into("classes", classpathFiles(File::isDirectory));
 		this.bootInf.into("lib", classpathFiles(File::isFile));
-		this.bootInf.filesMatching("module-info.class", (details) -> {
-			details.setRelativePath(details.getRelativeSourcePath());
-		});
+		this.bootInf.filesMatching("module-info.class",
+				(details) -> details.setRelativePath(details.getRelativeSourcePath()));
 		getRootSpec().eachFile((details) -> {
 			String pathString = details.getRelativePath().getPathString();
 			if (pathString.startsWith("BOOT-INF/lib/")

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

@@ -54,9 +54,8 @@ public BootWar() {
 				(copySpec) -> copySpec.from(
 						(Callable<Iterable<File>>) () -> (this.providedClasspath != null)
 								? this.providedClasspath : Collections.emptyList()));
-		getRootSpec().filesMatching("module-info.class", (details) -> {
-			details.setRelativePath(details.getRelativeSourcePath());
-		});
+		getRootSpec().filesMatching("module-info.class",
+				(details) -> details.setRelativePath(details.getRelativeSourcePath()));
 		getRootSpec().eachFile((details) -> {
 			String pathString = details.getRelativePath().getPathString();
 			if ((pathString.startsWith("WEB-INF/lib/")

spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/AbstractRunMojo.java

@@ -80,6 +80,7 @@ public abstract class AbstractRunMojo extends AbstractDependencyFilterMojo {
 	 * @since 1.0
 	 * @deprecated since version 2.2. Use agents instead.
 	 */
+	@Deprecated
 	@Parameter(property = "spring-boot.run.agent")
 	private File[] agent;
 
@@ -384,7 +385,6 @@ private void addAgents(List<String> args) {
 		}
 	}
 
-	@SuppressWarnings("deprecation")
 	private File[] determineAgents() {
 		return (this.agents != null) ? this.agents : this.agent;
 	}

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

@@ -128,7 +128,6 @@ public String toString() {
 	 * @return a {@link LogFile} or {@code null} if the environment didn't contain any
 	 * suitable properties
 	 */
-	@SuppressWarnings("deprecation")
 	public static LogFile get(PropertyResolver propertyResolver) {
 		String file = getLogFileProperty(propertyResolver, FILE_NAME_PROPERTY,
 				FILE_PROPERTY);

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/DefaultApplicationArgumentsTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -38,7 +38,7 @@ public class DefaultApplicationArgumentsTests {
 	@Test
 	public void argumentsMustNotBeNull() {
 		assertThatIllegalArgumentException()
-				.isThrownBy(() -> new DefaultApplicationArguments(null))
+				.isThrownBy(() -> new DefaultApplicationArguments((String[]) null))
 				.withMessageContaining("Args must not be null");
 	}