Polish diamond operator usage

buildSrc/src/main/java/org/springframework/gradle/maven/PublishAllJavaComponentsPlugin.java

@@ -7,8 +7,6 @@
 import org.gradle.api.plugins.JavaPlatformPlugin;
 import org.gradle.api.plugins.JavaPlugin;
 import org.gradle.api.publish.PublishingExtension;
-import org.gradle.api.publish.VariantVersionMappingStrategy;
-import org.gradle.api.publish.VersionMappingStrategy;
 import org.gradle.api.publish.maven.MavenPublication;
 import org.gradle.api.publish.maven.plugins.MavenPublishPlugin;
 

buildSrc/src/main/java/org/springframework/security/convention/versions/VerifyDependenciesVersionsPlugin.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -23,7 +23,6 @@
 import org.gradle.api.artifacts.MinimalExternalModuleDependency;
 import org.gradle.api.artifacts.VersionCatalog;
 import org.gradle.api.artifacts.VersionCatalogsExtension;
-import org.gradle.api.file.RegularFile;
 import org.gradle.api.file.RegularFileProperty;
 import org.gradle.api.plugins.JavaBasePlugin;
 import org.gradle.api.provider.Property;
@@ -36,7 +35,6 @@
 import org.gradle.api.tasks.TaskProvider;
 import org.gradle.api.tasks.VerificationException;
 
-import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.util.Optional;

config/src/main/java/org/springframework/security/config/annotation/authentication/configuration/InitializeAuthenticationProviderBeanManagerConfigurer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -95,7 +95,7 @@ private <T> List<BeanWithName<T>> getBeansWithName(Class<T> type) {
 				.getBeanNamesForType(type);
 			for (String beanName : beanNames) {
 				T bean = InitializeAuthenticationProviderBeanManagerConfigurer.this.context.getBean(beanName, type);
-				beanWithNames.add(new BeanWithName<T>(bean, beanName));
+				beanWithNames.add(new BeanWithName<>(bean, beanName));
 			}
 			return beanWithNames;
 		}

config/src/main/java/org/springframework/security/config/annotation/authentication/configuration/InitializeUserDetailsBeanManagerConfigurer.java

@@ -134,7 +134,7 @@ private <T> List<BeanWithName<T>> getBeansWithName(Class<T> type) {
 			String[] beanNames = InitializeUserDetailsBeanManagerConfigurer.this.context.getBeanNamesForType(type);
 			for (String beanName : beanNames) {
 				T bean = InitializeUserDetailsBeanManagerConfigurer.this.context.getBean(beanName, type);
-				beanWithNames.add(new BeanWithName<T>(bean, beanName));
+				beanWithNames.add(new BeanWithName<>(bean, beanName));
 			}
 			return beanWithNames;
 		}

config/src/main/java/org/springframework/security/config/annotation/method/configuration/GlobalMethodSecurityConfiguration.java

@@ -97,7 +97,7 @@ public class GlobalMethodSecurityConfiguration implements ImportAware, SmartInit
 
 	private static final Log logger = LogFactory.getLog(GlobalMethodSecurityConfiguration.class);
 
-	private ObjectPostProcessor<Object> objectPostProcessor = new ObjectPostProcessor<Object>() {
+	private ObjectPostProcessor<Object> objectPostProcessor = new ObjectPostProcessor<>() {
 
 		@Override
 		public <T> T postProcess(T object) {

core/src/main/java/org/springframework/security/jackson2/UserDeserializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2018 the original author or authors.
+ * Copyright 2015-2024 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.
@@ -42,7 +42,7 @@
  */
 class UserDeserializer extends JsonDeserializer<User> {
 
-	private static final TypeReference<Set<SimpleGrantedAuthority>> SIMPLE_GRANTED_AUTHORITY_SET = new TypeReference<Set<SimpleGrantedAuthority>>() {
+	private static final TypeReference<Set<SimpleGrantedAuthority>> SIMPLE_GRANTED_AUTHORITY_SET = new TypeReference<>() {
 	};
 
 	/**

core/src/main/java/org/springframework/security/jackson2/UsernamePasswordAuthenticationTokenDeserializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2022 the original author or authors.
+ * Copyright 2015-2024 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.
@@ -50,10 +50,10 @@
  */
 class UsernamePasswordAuthenticationTokenDeserializer extends JsonDeserializer<UsernamePasswordAuthenticationToken> {
 
-	private static final TypeReference<List<GrantedAuthority>> GRANTED_AUTHORITY_LIST = new TypeReference<List<GrantedAuthority>>() {
+	private static final TypeReference<List<GrantedAuthority>> GRANTED_AUTHORITY_LIST = new TypeReference<>() {
 	};
 
-	private static final TypeReference<Object> OBJECT = new TypeReference<Object>() {
+	private static final TypeReference<Object> OBJECT = new TypeReference<>() {
 	};
 
 	/**

messaging/src/main/java/org/springframework/security/messaging/util/matcher/MessageMatcher.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -29,7 +29,7 @@ public interface MessageMatcher<T> {
 	/**
 	 * Matches every {@link Message}
 	 */
-	MessageMatcher<Object> ANY_MESSAGE = new MessageMatcher<Object>() {
+	MessageMatcher<Object> ANY_MESSAGE = new MessageMatcher<>() {
 
 		@Override
 		public boolean matches(Message<?> message) {

oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/jackson2/JsonNodeUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -31,7 +31,7 @@
  */
 abstract class JsonNodeUtils {
 
-	static final TypeReference<Set<String>> STRING_SET = new TypeReference<Set<String>>() {
+	static final TypeReference<Set<String>> STRING_SET = new TypeReference<>() {
 	};
 
 	static final TypeReference<Map<String, Object>> STRING_OBJECT_MAP = new TypeReference<Map<String, Object>>() {

oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/oidc/authentication/ReactiveOidcIdTokenDecoderFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -70,7 +70,7 @@ public final class ReactiveOidcIdTokenDecoderFactory implements ReactiveJwtDecod
 
 	private static final Map<JwsAlgorithm, String> JCA_ALGORITHM_MAPPINGS;
 	static {
-		Map<JwsAlgorithm, String> mappings = new HashMap<JwsAlgorithm, String>();
+		Map<JwsAlgorithm, String> mappings = new HashMap<>();
 		mappings.put(MacAlgorithm.HS256, "HmacSHA256");
 		mappings.put(MacAlgorithm.HS384, "HmacSHA384");
 		mappings.put(MacAlgorithm.HS512, "HmacSHA512");

oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/registration/ClientRegistrations.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2021 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -66,7 +66,7 @@ public final class ClientRegistrations {
 		rest.setRequestFactory(requestFactory);
 	}
 
-	private static final ParameterizedTypeReference<Map<String, Object>> typeReference = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> typeReference = new ParameterizedTypeReference<>() {
 	};
 
 	private ClientRegistrations() {

oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultOAuth2UserService.java

@@ -71,7 +71,7 @@ public class DefaultOAuth2UserService implements OAuth2UserService<OAuth2UserReq
 
 	private static final String INVALID_USER_INFO_RESPONSE_ERROR_CODE = "invalid_user_info_response";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> PARAMETERIZED_RESPONSE_TYPE = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> PARAMETERIZED_RESPONSE_TYPE = new ParameterizedTypeReference<>() {
 	};
 
 	private Converter<OAuth2UserRequest, RequestEntity<?>> requestEntityConverter = new OAuth2UserRequestEntityConverter();

oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserService.java

@@ -73,10 +73,10 @@ public class DefaultReactiveOAuth2UserService implements ReactiveOAuth2UserServi
 
 	private static final String MISSING_USER_NAME_ATTRIBUTE_ERROR_CODE = "missing_user_name_attribute";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
-	private static final ParameterizedTypeReference<Map<String, String>> STRING_STRING_MAP = new ParameterizedTypeReference<Map<String, String>>() {
+	private static final ParameterizedTypeReference<Map<String, String>> STRING_STRING_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private Converter<OAuth2UserRequest, Converter<Map<String, Object>, Map<String, Object>>> attributesConverter = (

oauth2/oauth2-core/src/main/java/org/springframework/security/oauth2/core/http/converter/OAuth2AccessTokenResponseHttpMessageConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -49,7 +49,7 @@ public class OAuth2AccessTokenResponseHttpMessageConverter
 
 	private static final Charset DEFAULT_CHARSET = StandardCharsets.UTF_8;
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private GenericHttpMessageConverter<Object> jsonMessageConverter = HttpMessageConverters.getJsonMessageConverter();

oauth2/oauth2-core/src/main/java/org/springframework/security/oauth2/core/http/converter/OAuth2ErrorHttpMessageConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -49,7 +49,7 @@ public class OAuth2ErrorHttpMessageConverter extends AbstractHttpMessageConverte
 
 	private static final Charset DEFAULT_CHARSET = StandardCharsets.UTF_8;
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private GenericHttpMessageConverter<Object> jsonMessageConverter = HttpMessageConverters.getJsonMessageConverter();

oauth2/oauth2-core/src/main/java/org/springframework/security/oauth2/core/web/reactive/function/OAuth2AccessTokenResponseBodyExtractor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -53,7 +53,7 @@ class OAuth2AccessTokenResponseBodyExtractor
 
 	private static final String INVALID_TOKEN_RESPONSE_ERROR_CODE = "invalid_token_response";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	OAuth2AccessTokenResponseBodyExtractor() {

oauth2/oauth2-jose/src/main/java/org/springframework/security/oauth2/jwt/JwtDecoderProviderConfigurationUtils.java

@@ -75,7 +75,7 @@ final class JwtDecoderProviderConfigurationUtils {
 		rest.setRequestFactory(requestFactory);
 	}
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private JwtDecoderProviderConfigurationUtils() {

oauth2/oauth2-jose/src/main/java/org/springframework/security/oauth2/jwt/ReactiveJwtDecoderProviderConfigurationUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -49,7 +49,7 @@ final class ReactiveJwtDecoderProviderConfigurationUtils {
 
 	private static final String OAUTH_METADATA_PATH = "/.well-known/oauth-authorization-server";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	static <C extends SecurityContext> Mono<ConfigurableJWTProcessor<C>> addJWSAlgorithms(

oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/SpringOpaqueTokenIntrospector.java

@@ -62,7 +62,7 @@ public class SpringOpaqueTokenIntrospector implements OpaqueTokenIntrospector {
 
 	private static final String AUTHORITY_PREFIX = "SCOPE_";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private final Log logger = LogFactory.getLog(getClass());

oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/SpringReactiveOpaqueTokenIntrospector.java

@@ -58,7 +58,7 @@ public class SpringReactiveOpaqueTokenIntrospector implements ReactiveOpaqueToke
 
 	private static final String AUTHORITY_PREFIX = "SCOPE_";
 
-	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<Map<String, Object>>() {
+	private static final ParameterizedTypeReference<Map<String, Object>> STRING_OBJECT_MAP = new ParameterizedTypeReference<>() {
 	};
 
 	private final URI introspectionUri;

rsocket/src/main/java/org/springframework/security/rsocket/util/matcher/PayloadExchangeMatcher.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 the original author or authors.
+ * Copyright 2019-2024 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.
@@ -81,8 +81,7 @@ public static Mono<MatchResult> match() {
 		 * @return
 		 */
 		public static Mono<MatchResult> match(Map<String, ? extends Object> variables) {
-			MatchResult result = new MatchResult(true,
-					(variables != null) ? new HashMap<String, Object>(variables) : null);
+			MatchResult result = new MatchResult(true, (variables != null) ? new HashMap<>(variables) : null);
 			return Mono.just(result);
 		}
 

web/src/main/java/org/springframework/security/web/authentication/LoginUrlAuthenticationEntryPoint.java

@@ -138,7 +138,6 @@ public void commence(HttpServletRequest request, HttpServletResponse response,
 		logger.debug(LogMessage.format("Server side forward to: %s", loginForm));
 		RequestDispatcher dispatcher = request.getRequestDispatcher(loginForm);
 		dispatcher.forward(request, response);
-		return;
 	}
 
 	protected String buildRedirectUrlToLoginPage(HttpServletRequest request, HttpServletResponse response,

web/src/main/java/org/springframework/security/web/authentication/preauth/websphere/DefaultWASUsernameAndGroupsExtractor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -129,7 +129,7 @@ private static List<String> getWebSphereGroups(final String securityName) {
 			final Collection<String> groups = (Collection<String>) invokeMethod(getGroupsForUserMethod(), userReg,
 					new Object[] { securityName });
 			logger.debug(LogMessage.format("Groups for user %s: %s", securityName, groups));
-			return new ArrayList<String>(groups);
+			return new ArrayList<>(groups);
 		}
 		catch (Exception ex) {
 			logger.error("Exception occured while looking up groups for user", ex);

web/src/main/java/org/springframework/security/web/firewall/StrictHttpFirewall.java

@@ -737,7 +737,7 @@ public Enumeration<String> getHeaders(String name) {
 				validateAllowedHeaderName(name);
 			}
 			Enumeration<String> headers = super.getHeaders(name);
-			return new Enumeration<String>() {
+			return new Enumeration<>() {
 
 				@Override
 				public boolean hasMoreElements() {
@@ -757,7 +757,7 @@ public String nextElement() {
 		@Override
 		public Enumeration<String> getHeaderNames() {
 			Enumeration<String> names = super.getHeaderNames();
-			return new Enumeration<String>() {
+			return new Enumeration<>() {
 
 				@Override
 				public boolean hasMoreElements() {
@@ -803,7 +803,7 @@ public Map<String, String[]> getParameterMap() {
 		@Override
 		public Enumeration<String> getParameterNames() {
 			Enumeration<String> paramaterNames = super.getParameterNames();
-			return new Enumeration<String>() {
+			return new Enumeration<>() {
 
 				@Override
 				public boolean hasMoreElements() {

web/src/main/java/org/springframework/security/web/jackson2/PreAuthenticatedAuthenticationTokenDeserializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2018 the original author or authors.
+ * Copyright 2015-2024 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.
@@ -46,7 +46,7 @@
  */
 class PreAuthenticatedAuthenticationTokenDeserializer extends JsonDeserializer<PreAuthenticatedAuthenticationToken> {
 
-	private static final TypeReference<List<GrantedAuthority>> GRANTED_AUTHORITY_LIST = new TypeReference<List<GrantedAuthority>>() {
+	private static final TypeReference<List<GrantedAuthority>> GRANTED_AUTHORITY_LIST = new TypeReference<>() {
 	};
 
 	/**