Enable rawtypes compilation warnings

See gh-21271

buildSrc/src/main/java/org/springframework/boot/build/JavaConventions.java

@@ -157,7 +157,7 @@ class JavaConventions {
 				args.add("-parameters");
 			}
 			if (JavaVersion.current() == JavaVersion.VERSION_1_8) {
-				args.addAll(Arrays.asList("-Werror", "-Xlint:unchecked", "-Xlint:deprecation"));
+				args.addAll(Arrays.asList("-Werror", "-Xlint:unchecked", "-Xlint:deprecation", "-Xlint:rawtypes"));
 			}
 		});
 	}

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/cloudfoundry/reactive/ReactiveCloudFoundryActuatorAutoConfigurationTests.java

@@ -38,7 +38,6 @@ import org.springframework.boot.actuate.autoconfigure.info.InfoContributorAutoCo
 import org.springframework.boot.actuate.autoconfigure.info.InfoEndpointAutoConfiguration;
 import org.springframework.boot.actuate.autoconfigure.web.server.ManagementContextAutoConfiguration;
 import org.springframework.boot.actuate.endpoint.EndpointId;
-import org.springframework.boot.actuate.endpoint.ExposableEndpoint;
 import org.springframework.boot.actuate.endpoint.annotation.Endpoint;
 import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
 import org.springframework.boot.actuate.endpoint.http.ActuatorMediaType;
@@ -208,7 +207,7 @@ class ReactiveCloudFoundryActuatorAutoConfigurationTests {
 				.run((context) -> {
 					CloudFoundryWebFluxEndpointHandlerMapping handlerMapping = getHandlerMapping(context);
 					Collection<ExposableWebEndpoint> endpoints = handlerMapping.getEndpoints();
-					List<EndpointId> endpointIds = endpoints.stream().map(ExposableEndpoint::getEndpointId)
+					List<EndpointId> endpointIds = endpoints.stream().map(ExposableWebEndpoint::getEndpointId)
 							.collect(Collectors.toList());
 					assertThat(endpointIds).contains(EndpointId.of("test"));
 				});

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

@@ -47,12 +47,12 @@ class JerseyEndpointIntegrationTests {
 
 	@Test
 	void linksAreProvidedToAllEndpointTypes() {
-		testJerseyEndpoints(new Class[] { EndpointsConfiguration.class, ResourceConfigConfiguration.class });
+		testJerseyEndpoints(new Class<?>[] { EndpointsConfiguration.class, ResourceConfigConfiguration.class });
 	}
 
 	@Test
 	void actuatorEndpointsWhenUserProvidedResourceConfigBeanNotAvailable() {
-		testJerseyEndpoints(new Class[] { EndpointsConfiguration.class });
+		testJerseyEndpoints(new Class<?>[] { EndpointsConfiguration.class });
 	}
 
 	protected void testJerseyEndpoints(Class<?>[] userConfigurations) {

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/web/annotation/ControllerEndpointDiscovererTests.java

@@ -25,7 +25,6 @@ import java.util.stream.Collectors;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.boot.actuate.endpoint.EndpointId;
-import org.springframework.boot.actuate.endpoint.ExposableEndpoint;
 import org.springframework.boot.actuate.endpoint.annotation.DiscoveredEndpoint;
 import org.springframework.boot.actuate.endpoint.annotation.Endpoint;
 import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
@@ -114,7 +113,7 @@ class ControllerEndpointDiscovererTests {
 		this.contextRunner.withUserConfiguration(WithRegularEndpointConfiguration.class)
 				.run(assertDiscoverer((discoverer) -> {
 					Collection<ExposableControllerEndpoint> endpoints = discoverer.getEndpoints();
-					List<EndpointId> ids = endpoints.stream().map(ExposableEndpoint::getEndpointId)
+					List<EndpointId> ids = endpoints.stream().map(ExposableControllerEndpoint::getEndpointId)
 							.collect(Collectors.toList());
 					assertThat(ids).containsOnly(EndpointId.of("testcontroller"), EndpointId.of("testrestcontroller"));
 				}));

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/web/annotation/ServletEndpointDiscovererTests.java

@@ -32,7 +32,6 @@ import javax.servlet.ServletResponse;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.boot.actuate.endpoint.EndpointId;
-import org.springframework.boot.actuate.endpoint.ExposableEndpoint;
 import org.springframework.boot.actuate.endpoint.annotation.DiscoveredEndpoint;
 import org.springframework.boot.actuate.endpoint.annotation.Endpoint;
 import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
@@ -97,7 +96,7 @@ class ServletEndpointDiscovererTests {
 		this.contextRunner.withUserConfiguration(WithRegularEndpointConfiguration.class)
 				.run(assertDiscoverer((discoverer) -> {
 					Collection<ExposableServletEndpoint> endpoints = discoverer.getEndpoints();
-					List<EndpointId> ids = endpoints.stream().map(ExposableEndpoint::getEndpointId)
+					List<EndpointId> ids = endpoints.stream().map(ExposableServletEndpoint::getEndpointId)
 							.collect(Collectors.toList());
 					assertThat(ids).containsOnly(EndpointId.of("testservlet"));
 				}));

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

@@ -46,13 +46,13 @@ class ConfigurationPropertiesAutoConfigurationTests {
 
 	@Test
 	void processAnnotatedBean() {
-		load(new Class[] { AutoConfig.class, SampleBean.class }, "foo.name:test");
+		load(new Class<?>[] { AutoConfig.class, SampleBean.class }, "foo.name:test");
 		assertThat(this.context.getBean(SampleBean.class).getName()).isEqualTo("test");
 	}
 
 	@Test
 	void processAnnotatedBeanNoAutoConfig() {
-		load(new Class[] { SampleBean.class }, "foo.name:test");
+		load(new Class<?>[] { SampleBean.class }, "foo.name:test");
 		assertThat(this.context.getBean(SampleBean.class).getName()).isEqualTo("default");
 	}
 

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

@@ -136,6 +136,7 @@ class BasicErrorControllerIntegrationTests {
 	}
 
 	@Test
+	@SuppressWarnings("rawtypes")
 	void testErrorForMachineClientAlwaysParamsWithoutMessage() {
 		load("--server.error.include-exception=true", "--server.error.include-message=always");
 		ResponseEntity<Map> entity = new TestRestTemplate().getForEntity(createUrl("/noMessage"), Map.class);

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

@@ -159,7 +159,7 @@ public class DependencyManagementBomTransformation extends AnnotatedNodeASTTrans
 	}
 
 	private void updateDependencyResolutionContext(List<Map<String, String>> bomDependencies) {
-		URI[] uris = Grape.getInstance().resolve(null, bomDependencies.toArray(new Map[0]));
+		URI[] uris = Grape.getInstance().resolve(null, bomDependencies.toArray(new Map<?, ?>[0]));
 		DefaultModelBuilder modelBuilder = new DefaultModelBuilderFactory().newInstance();
 		for (URI uri : uris) {
 			try {

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

@@ -109,7 +109,7 @@ public class SpringBootMockMvcBuilderCustomizer implements MockMvcBuilderCustomi
 	private void addFilters(ConfigurableMockMvcBuilder<?> builder) {
 		FilterRegistrationBeans registrations = new FilterRegistrationBeans(this.context);
 		registrations.stream().map(AbstractFilterRegistrationBean.class::cast)
-				.filter(AbstractFilterRegistrationBean::isEnabled)
+				.filter(AbstractFilterRegistrationBean<?>::isEnabled)
 				.forEach((registration) -> addFilter(builder, registration));
 	}
 

spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/webservices/client/WebServiceClientExcludeFilter.java

@@ -36,7 +36,7 @@ public final class WebServiceClientExcludeFilter
 
 	protected WebServiceClientExcludeFilter(Class<?> testClass) {
 		super(testClass);
-		this.components = getAnnotation().getValue("components", Class[].class).orElse(new Class[0]);
+		this.components = getAnnotation().getValue("components", Class[].class).orElse(new Class<?>[0]);
 	}
 
 	@Override

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/SpringApplication.java

@@ -310,7 +310,7 @@ public class SpringApplication {
 			Banner printedBanner = printBanner(environment);
 			context = createApplicationContext();
 			exceptionReporters = getSpringFactoriesInstances(SpringBootExceptionReporter.class,
-					new Class[] { ConfigurableApplicationContext.class }, context);
+					new Class<?>[] { ConfigurableApplicationContext.class }, context);
 			prepareContext(context, environment, listeners, applicationArguments, printedBanner);
 			refreshContext(context);
 			afterRefresh(context, applicationArguments);

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

@@ -257,7 +257,7 @@ class ConfigurationPropertiesTests {
 		AnnotationConfigApplicationContext parent = load(BasicConfiguration.class, "name=parent");
 		this.context = new AnnotationConfigApplicationContext();
 		this.context.setParent(parent);
-		load(new Class[] { BasicConfiguration.class, BasicPropertiesConsumer.class }, "name=child");
+		load(new Class<?>[] { BasicConfiguration.class, BasicPropertiesConsumer.class }, "name=child");
 		assertThat(this.context.getBean(BasicProperties.class)).isNotNull();
 		assertThat(parent.getBean(BasicProperties.class)).isNotNull();
 		assertThat(this.context.getBean(BasicPropertiesConsumer.class).getName()).isEqualTo("parent");

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/jta/atomikos/AtomikosPropertiesTests.java

@@ -97,7 +97,7 @@ class AtomikosPropertiesTests {
 	}
 
 	private MapEntry<?, ?>[] defaultOf(Properties defaultSettings, String... keys) {
-		MapEntry<?, ?>[] entries = new MapEntry[keys.length];
+		MapEntry<?, ?>[] entries = new MapEntry<?, ?>[keys.length];
 		for (int i = 0; i < keys.length; i++) {
 			String key = keys[i];
 			entries[i] = entry(key, defaultSettings.get(key));