v6.2.0-M2

⭐ New Features

• Make it easier to register reflection hints on interface hierarchies #32824
• Support varargs invocations in SpEL for varargs array subtype in compiled expressions #32804
• Align StandaloneMockMvcBuilder with trailing slash defaults #32796
• Use lambda expressions consistently #32765
• Bean overriding in tests should use by-type semantic if no name is specified #32761
• Add ServerRequest.pathVariableOrNull Kotlin extension #32738
• Throw an exception for suspending factory methods #32719
• Introduce ReflectiveIndexAccessor convenience class in SpEL #32714
• Add BodyInserters.fromValue(T, ParameterizedTypeReference<T>) and related APIs #32713
• Rename AssertableMockMvc to MvcTester and review assertions structure #32712
• Introduce generateCodeForArgument() in CodeFlow #32708
• Make SpelNode compilation aware #32707
• Add a requiredBody() extension to RestClient.ResponseSpec #32703
• Add IndexAccessor support to SpEL's SimpleEvaluationContext #32702
• Support compilation of array and list indexing with Integer in SpEL #32694
• Avoid unnecessary compilation attempts in SpEL's Indexer #32677
• Adds support for qualifying columns with table. #32653
• Omit empty resource description in DeprecatedBeanWarner's log message #32647
• Introduce getName() in SpEL's BeanReference #32640
• Validate that private JUnit Jupiter lifecycle methods are not annotated with @Autowired #32627
• Ensure removal of Content-Type header if body Publisher is empty #32622
• Introduce CompilableIndexAccessor SPI in SpEL #32613
• AbstractJackson2Decoder doesn't support decoding NDJSON arrays into Flux #32579
• Handle DataBufferLimitException as HTTP 413 responses #32558
• Introduce URL parser based on algorithm provided in Living URL standard #32513
• JettyClientHttpRequestFactory should set request/response timeout #32330
• Remove Hibernate substitutions and deprecated properties usage #32314
• Register DynamicPropertyRegistry as a singleton bean in a test's ApplicationContext #32271
• Allow for AbstractUrlHandlerMapping to add/remove handlers at runtime #32064
• Make it possible for Spring Security to align with Spring MVC without HandlerMappingIntrospector #31823
• Create Filter to handle URLs with trailing slashes #31366
• Add testing support for WebMvc.fn #30477
• Use URL and HTTP method in DefaultResponseErrorHandler #28958
• CacheAspectSupport initialization failure should throw dedicated exceptions, rather than IllegalStateException #22442
• Clear AspectJExpressionPointcut cache when it is no longer used #12334

🐞 Bug Fixes

• MediaTypeAssert risk false negative with isNotEqual assertion #32756
• IndexAccessor cannot support custom Collection target type #32736
• Custom IndexAccessor cannot support String index type #32706
• HttpHeaders should reject negative ContentLength values #32660

📔 Documentation

• Improve wording in Spring Framework Overview documentation #32829
• Clarify supported targets for annotations in the TestContext framework #32772
• Modernize the lazy-initialized beans refdoc section #32767
• Document SpEL IndexAccessor support in the reference manual #32735
• Use lowercase package name in code snippets #32734
• Fix class name typo in reference documentation #32664
• Introduce configuration code includes and tabs in the Integration section #32600
• Document bean override support in the TestContext framework in the reference manual #32490

🔨 Dependency Upgrades

• Upgrade to HtmlUnit 4.1.0 #32740
• Upgrade to Micrometer 1.13.0 #32811
• Upgrade to Reactor 2024.0.0-M2 #32785
• Upgrade to webjars-locator-lite 1.0.0 #32564

❤️ Contributors

Thank you to all the contributors who worked on this release:

@Donghh0221, @GeorgePap-719, @LeMikaelF, @MichaelKunze, @NadChel, @SharadK10, @attermann, @awmeinema, @dukbong, @earlgrey02, @evan-mc, @jerzykrlk, @laterlaugh, @mysend12, @onjik, and @quaff

v6.1.7

⭐ New Features

• ResponseEntity is not reliably closed with InputStreamResource #32802
• Accept ajc-compiled @Aspect classes for Spring AOP proxy usage #32793
• Failure to process a bean definition ahead-of-time with an instance supplier should provide more contextual information #32775
• Provide methods to unambiguously send form data with MockMvc #32757
• Introduce NoOp implementation for ResponseErrorHandler #32750
• Support varargs invocations in SpEL for varargs array subtype #32704
• StreamUtils.copyRange overreads source stream in some cases #32695
• Modify error message when timeout is less than TIMEOUT_DEFAULT #32635
• Jetty HttpConnections not closed with SSE on Jetty 12.0.7+ when clients close the connection #32629
• Prevent duplicate subscription ID's in destinationCache of DefaultSubscriptionRegistry #32625
• When retrieval of a LoadTimeWeaverAware bean fails the resulting exception message may not indicate why it was being created #32470

🐞 Bug Fixes

• Do not send Cookie header in reactive JdkClientHttpRequest if no cookies added #32799
• Inconsistent use of cleaned URLs in PathMatchingResourcePatternResolver #32828
• DeferredQueryInvocationHandler fails to unwrap QuerySqmImpl class outside of transaction #32766
• BindingReflectionHintsRegistrar#registerReflectionHints can be invoked with a null type #32753
• AnnotationConfigWebApplicationContext should propagate ApplicationStartup to BeanFactory #32747
• Ignore non-String keys in PropertiesPropertySource.getPropertyNames() #32742
• MergedAnnotations search does not find container for repeatable annotation #32731
• "multiple subscribers not supported" when using WebClient exchange #32727
• ConfigurationClassEnhancer should consistently trigger FastClass creation at build-time #32682
• HttpComponentsClientHttpRequestFactory does not set Content-Length: 0 #32678
• Wrong proxy generation order during AOT for classes with ScopedProxyMode.TARGET\_CLASS and advisors #32669
• Unhandled JMS listener exceptions are not propagated #32666
• beanFactory#getBean with arguments ignore them if an Instance supplier is defined #32657
• Incorrect AsyncRequestTimeoutException handling in ResponseEntityExceptionHandler #32644
• Include actual cause's message in various parsing exception messages #32636
• Configuration class with Bean factory method on an interface generates wrong target with AOT #32609
• RestClient observations are stopped before ResponseSpec calls #32575
• MvcUriComponentsBuilder.fromMethodName does not pick the annotated method transparently #32553
• Deadlock/Stall in ConcurrentWebSocketSessionDecorator with Undertow 2.3.10 #32445
• RSocket setup payload can cause Netty ByteBuf leak #32424
• WebFlux temporary file not always deleted with parallel uploads. #31217

📔 Documentation

• Replace RFC 7807 by RFC 9457 in documentation #32806
• Links to Framework and Servlet Javadoc from Framework's Kotlin API documentation are broken #32797
• Fix incorrect class reference syntax in Kotlin code sample #32733
• Improve documentation advising against use of HandlerInterceptor for security #32729
• Inconsistent behaviour on transactional async method #32709
• Document that getBean with arguments is not recommended with AOT #32690
• Provide an example of custom request URL with RestClient in the reference guide #32685
• Correct documentation on streaming with MockMvcWebTestClient #32687
• Document limitations of CGLIB proxy class generation in JPMS module setups #32671
• Update links to HttpOnly documentation at OWASP in ResponseCookie #32663
• Document that RestTemplate may not return a body for certain exceptions #32641
• Document that DataIntegrityViolationException can also be thrown on read-only queries #32631
• Update documentation to explain streaming vs collecting and error handling with Flux<T> return values #32630
• Revise "The IoC Container" section to be more relevant for modern Spring applications #32429
• XML bean definition with factory-method does not always determine correct target type #32091
• Document @Order behavior on types, bean methods, and config classes #30177
• Clarify recommendation on self-injection for legitimate use cases (e.g. @Transactional re-entrant calls) #28299

🔨 Dependency Upgrades

• Upgrade to Micrometer 1.12.6 #32810
• Upgrade to Reactor 2023.0.6 #32786

❤️ Contributors

Thank you to all the contributors who worked on this release:

@LeMikaelF, @Seungpang, @izeye, @m4tt30c91, @remeio, and @yhao3

v6.0.20

⭐ New Features

• Accept ajc-compiled @Aspect classes for Spring AOP proxy usage #32817

🐞 Bug Fixes

• Do not send Cookie header in reactive JdkClientHttpRequest if no cookies added #32831
• Incorrect AsyncRequestTimeoutException handling in ResponseEntityExceptionHandler #32808
• DeferredQueryInvocationHandler fails to unwrap QuerySqmImpl class outside of transaction #32769
• MergedAnnotations search does not find container for repeatable annotation #32752
• AnnotationConfigWebApplicationContext should propagate ApplicationStartup to BeanFactory #32748
• Ignore non-String keys in PropertiesPropertySource.getPropertyNames() #32743
• "multiple subscribers not supported" when using WebClient exchange #32732
• Wrong proxy generation order during AOT for classes with ScopedProxyMode.TARGET\_CLASS and advisors #32701
• Deadlock/Stall in ConcurrentWebSocketSessionDecorator with Undertow 2.3.10 #32697
• ConfigurationClassEnhancer should consistently trigger FastClass creation at build-time #32683
• WebFlux temporary file not always deleted with parallel uploads. #32638

📔 Documentation

• Improve documentation advising against use of HandlerInterceptor for security #32809
• Links to Framework's Java API documentation from its Kotlin API documentation are broken #32801
• Correct documentation on streaming with MockMvcWebTestClient #32722
• Document that DataIntegrityViolationException can also be thrown on read-only queries #32686
• Update links to HttpOnly documentation at OWASP in ResponseCookie #32667

🔨 Dependency Upgrades

• Upgrade to Reactor 2022.0.19 #32787

v5.3.35

⭐ New Features

• Accept ajc-compiled @Aspect classes for Spring AOP proxy usage #32818

🐞 Bug Fixes

• DeferredQueryInvocationHandler fails to unwrap QuerySqmImpl class outside of transaction #32770
• MergedAnnotations search does not find container for repeatable annotation #32751
• AnnotationConfigWebApplicationContext should propagate ApplicationStartup to BeanFactory #32749
• Ignore non-String keys in PropertiesPropertySource.getPropertyNames() #32744
• "multiple subscribers not supported" when using WebClient exchange #32728
• Deadlock/Stall in ConcurrentWebSocketSessionDecorator with Undertow 2.3.10 #32698

📔 Documentation

• Correct documentation on streaming with MockMvcWebTestClient #32723
• Update links to HttpOnly documentation at OWASP in ResponseCookie #32668

🔨 Dependency Upgrades

• Upgrade to Reactor 2020.0.44 #32788

v6.2.0-M1

⭐ New Features

• Remove unnecessary method.isAccessible() invocation #32548
• Improve names of classes generated by the SpEL compiler #32497
• Refine null-safety with NullAway build-time checks #32475
• Consistent handling of undeclared checked exceptions in CGLIB proxies #32469
• Resolve property-dependent parameter names for exception messages #32462
• Consistent ErrorHandler support in TaskScheduler variants #32460
• Add CBOR support to AllEncompassingFormHttpMessageConverter #32428
• Reject null return value from MethodReplacer for primitive return type #32412
• Make SpEL's OptimalPropertyAccessor private #32410
• NPE when using pathExtension predicate for routes that have no file extensions #32404
• Use Map#computeIfAbsent in SpEL support classes #32385
• Use ELContext instead of deprecated VariableResolver API in JspPropertyAccessor #32383
• Add web support for YAML via Jackson #32345
• Add DataSource configuration/exposure to LocalEntityManagerFactoryBean #32344
• ServletResponseHttpHeaders ignores content type in ServletResponse #32339
• Use ConcurrentHashMap.newKeySet where feasible #32294
• Avoid resizing of fixed-size HashSet/LinkedHashSet variants #32291
• Support backticks for quoted identifiers in spring-r2dbc #32285
• Avoid internal lifecycle synchronization for SingleConnectionFactory and SingleConnectionDataSource #32284
• DefaultMessageListenerContainer should be able to scale down using default config #32260
• Revise DefaultMessageListenerContainer for first-class virtual thread support #32252
• Optimize Request Predicate attribute merging #32245
• Add ThreadLocalAccessor for LocaleContext and RequestAttributes #32243
• Avoid ASYNC dispatch if possible in DefaultAsyncServerResponse #32223
• Deprecate LobHandler and SqlXmlHandler abstractions (including SqlLobValue and related support classes) #32179
• Revisit default lifecycle phases and timeouts (e.g. for ThreadPoolTaskScheduler) #32152
• Harmonize ChannelRegistration to use Executor rather than TaskExecutor #32129
• Deprecate HttpHeaders.writableHttpHeaders #32116
• JsonPathAssertions methods that take a type used as a lambda should be ordered consistently #32062
• Deprecate local variable support in SpEL's internal ExpressionState #32004
• Support sending large STOMP messages as fragmented frames on WebSocketStompClient #31970
• NamedParameterJdbcTemplate does not support backticks for quoted identifiers #31944
• Use UTF-8 by default for JSON multipart content in ContentRequestMatchers #31924
• Add interception of RFC-7807 responses #31822
• Provide more control over charset parameter when writing form data #31781
• Enhance WebTestClient to support JSONPath decoding to higher level objects #31653
• Enhance JsonPathExpectationsHelper to allow use of JSONPath Configuration #31651
• Support "--" end of options in SimpleCommandLineArgsParser #31513
• Make use of bean definition overriding more visible #31288
• Initial support for Servlet 6.1 #31159
• Initial support for JPA 3.2 #31157
• Support to propagate a savepoint operation via TransactionSynchronization #30509
• Resolve type variable recursively in GenericTypeResolver #30079
• Propagate WebClient attributes into underlying HTTP client request where possible #29958
• Provide a safe way to override and mock beans in the TestContext framework #29917
• Invoke methods via public interface/superclass in compiled SpEL expressions #29857
• Introduce null-safe index operator in SpEL #29847
• @Valid annotation can't establish dependency relationship between beans #29730
• Optimize constructor dependency injection performance for parameter name matches #28122
• Efficient webjars version resolution via webjars-locator-lite #27619
• Throw Exception when two primary beans are present in one factory #26612
• Allow creation of Beans that cannot be autowired by type unless qualified #26528
• Introduce IndexAccessor SPI to customize the SpEL Indexer #26478
• Introduce support for non-@Primary fallback beans #26241
• Optimize ConfigurationClassPostProcessor#enhanceConfigurationClasses method to shorten startup time #25738
• Inherited @Transactional methods should be able to use class-level TransactionManager qualifier from concrete class #24291
• TaskScheduler does not work with TaskDecorator #23755
• Synchronization during singleton creation may result in deadlock #23501
• Allow global default for @Transactional rollback behavior on checked exceptions #23473
• Add support for resolving multiple bounds in type variables #22902
• @Transactional annotation can't establish dependency relationship between beans #22526
• Asynchronous EntityManagerFactory bootstrapping to complete on context refresh completion [SPR-17334] #21868
• Provide a mechanism to be notified that a bean has been created [SPR-16822] #21362
• Reduce the effect of different base package configuration on component scanning performance and make the effect more intuitive [SPR-16649] #21190
• Support AssertJ variant in MockMvc [SPR-16637] #21178
• Support configuration of connection URL via EmbeddedDatabaseBuilder [SPR-16619] #21160
• Revisit storage of null attributes in AbstractFallbackTransaction/CacheAttributeSource [SPR-15513] #20072
• Asynchronous initialization of beans during startup [SPR-14920] [#19487](https://github.com/spring-projects/spring-framework/issu...

v6.1.6

⭐ New Features

• Log column type for limited support message in JdbcUtils.getResultSetValue #32601
• Consistent support for generic FactoryBean type matching when using getBeanProvider #32590
• @RequestParam binding does not support params with an empty array "[]" suffix #32577
• Maximum Request Size handling support for Undertow in StandardMultipartHttpServletRequest #32549
• Introduce common support for is-null-safe checks in SpEL nodes #32516
• Avoid additional unnecessary Annotation array cloning in TypeDescriptor #32476
• Avoid cloning empty Annotation array in TypeDescriptor #32405

🐞 Bug Fixes

• Refine scheme, userinfo, host and port parsing in UriComponentsBuilder #32616
• "GET must not have a request body" exception with OkhttpClient and BufferingClientHttpRequestFactory #32612
• JMSTemplate.sendAndReceive does not propagate tracer over the wire #32606
• Calling Kotlin suspend functions in non-reactive application crashes due to unresolvable class #32599
• MethodIntrospector.selectMethods() fails to detect bridge methods across ApplicationContexts #32586
• Fix handling value class with private constructor on proxy #32536
• ReactorNettyClientResponse should not dispose connection #32528
• CompoundExpression omits null-safe syntax in AST string representation of null-safe selection/projection in SpEL #32515
• Generic Kotlin controllers got broken in 6.1.5 #32510
• WebFlux Blocking controller runs on non-blocking thread when request input data present #32502
• Generic interface on FactoryBean class not autowired in case of targetType mismatch #32489
• HeaderContentNegotiationStrategy.resolveMediaTypes() throws unexpected InvalidMimeTypeException #32483
• JmsUtils.commitIfNecessary catches and ignores JMS IllegalStateException, losing message with ActiveMQ Artemis #32473
• Missing bean class in native image with a Kotlin nested class #32472
• Spring MVC re-creates form data from request params and re-encoding can change the content-length #32471
• Unhandled JMS exceptions are not always recorded as observation errors #32458
• Consistently apply TaskDecorator to ManagedExecutorService as well #32455

📔 Documentation

• SimpleAsyncTaskScheduler: Returned ScheduledFuture does not track provided task execution #32589
• Remove link to unrelated method in javadoc of AnnotatedBeanDefinitionReader #32560
• Fix typos and improve wording in reference documentation #32557
• Document that active profiles are set at build time with AOT #32543
• Fix broken link to vavr in the reference guide #32494
• Document AOT limitations related to Kotlin identifiers with backticks #32487
• Add Javadoc since to AbstractClientHttpRequestFactoryWrapper.getDelegate() #32474
• Default strategy for ProblemDetail error codes wrongly document how "detail" is supported #32446

🔨 Dependency Upgrades

• Upgrade to Micrometer 1.12.5 #32596
• Upgrade to Reactor 2023.0.5 #32592

❤️ Contributors

Thank you to all the contributors who worked on this release:

@Banuelorigni, @LinorDolev, @T45K, @izeye, @kilink, @quaff, and @qww1552

v6.0.19

⭐ New Features

• Log column type for limited support message in JdbcUtils.getResultSetValue #32602
• Avoid additional unnecessary Annotation array cloning in TypeDescriptor #32478
• Avoid cloning empty Annotation array in TypeDescriptor #32465

🐞 Bug Fixes

• Refine scheme, userinfo, host and port parsing in UriComponentsBuilder #32617
• MethodIntrospector.selectMethods() fails to detect bridge methods across ApplicationContexts #32587
• Generic interface on FactoryBean class not autowired in case of targetType mismatch #32585
• HeaderContentNegotiationStrategy.resolveMediaTypes() throws unexpected InvalidMimeTypeException #32484
• JmsUtils.commitIfNecessary catches and ignores JMS IllegalStateException, losing message with ActiveMQ Artemis #32479
• Consistently apply TaskDecorator to ManagedExecutorService as well #32456

📔 Documentation

• Fix broken link to vavr in the reference guide #32495

🔨 Dependency Upgrades

• Upgrade to Reactor 2022.0.18 #32593

v5.3.34

⭐ New Features

• Log column type for limited support message in JdbcUtils.getResultSetValue #32603
• Avoid additional unnecessary Annotation array cloning in TypeDescriptor #32477
• Avoid cloning empty Annotation array in TypeDescriptor #32466

🐞 Bug Fixes

• Refine scheme, userinfo, host and port parsing in UriComponentsBuilder #32618
• MethodIntrospector.selectMethods() fails to detect bridge methods across ApplicationContexts #32588
• JmsUtils.commitIfNecessary catches and ignores JMS IllegalStateException, losing message with ActiveMQ Artemis #32480
• Consistently apply TaskDecorator to ManagedExecutorService as well #32457

🔨 Dependency Upgrades

• Upgrade to Reactor 2020.0.43 #32594

v6.1.5

⭐ New Features

• Extract reusable method for URI validations #32440
• Allow UriTemplate to be built with an empty template #32432
• Optimize Coroutine invocations #32390
• Improve exception message when Scheduled tasks that are using Virtual Threads fail on shutdown #32381
• Add query parameters to MockMvc Kotlin DSL #32371
• Optimize content type parsing in ServletServerHttpResponse #32361
• Refine handling of disconnected client error in ExceptionHandlerExceptionResolver #32359
• Refine \*HttpMessageConverter#getContentLength return value null safety #32325
• Optimize HttpHeaders.getAcceptLanguageAsLocales #32318
• SimpleAsyncTaskScheduler: consistently apply default error handling #32298
• Use Spliterator of underlying collection in MutablePropertyValues / MutablePropertySources #32281

🐞 Bug Fixes

• SpEL fails to compile expression indexing into boolean array #32400
• WebClient Observations are missing error #32389
• WebClient request sent twice instantly when using @Cacheable #32370
• AopUtils.getMostSpecificMethod does not return original method for proxy-derived method anymore #32365
• Fix ServletResponseHttpHeaders#get null handling #32362
• Compiled SpEL expression fails if #root or #this is a non-public type #32356
• Suspend handler methods fail on nullable value class parameters #32353
• Better protect against concurrent error handling for async requests #32340
• Performance degradation due to Kotlin value class checks #32334
• With value referenced from property file in XML configuration, setter selection can be random in case of overloaded setter methods (e.g. on SimpleClientHttpRequestFactory) #32329
• constructor-impl of Kotlin value class is not called #32324
• ContentCachingResponseWrapper no longer honors Content-Type and Content-Length #32317
• Hibernate native image support broken by HHH-17643 #32311
• Revisit DatabaseMetadata#getProcedures to only apply fallback if original search yield more than one result #32295
• Remove Observation.Context from WebClient request #32198

📔 Documentation

• Refine "Redirecting to a resource" section code sample #32423
• Javadoc of ReactorNettyClientRequestFactory#setExchangeTimeout methods have wrong default value #32419
• Fix order of 2 sections in the Validation chapter of the reference manual #32408
• Fix Javadoc #32403
• Document that SpEL expressions using array construction cannot be compiled #32401
• Improve documentation for @Sql execution phases regarding lifecycle #32343
• Omit parameter names in REST Clients section of reference docs #32335
• Different transaction name when using TransactionAspectSupport.currentTransactionStatus().transactionName #32310
• Provide guidelines for using Kotlin properties with proxies (@RequestScope and similar use cases) #32287
• Correct documentation for userDestinationPrefix in MessageBrokerRegistry #32272

🔨 Dependency Upgrades

• Upgrade to Micrometer 1.12.4 #32431
• Upgrade to Reactor 2023.0.4 #32420

❤️ Contributors

Thank you to all the contributors who worked on this release:

@Xednar, @ZeroCyan, @bsgrd, @ddaaac, @kilink, @qeeqez, and @quaff

v6.0.18

⭐ New Features

• Extract reusable method for URI validations #32441
• Allow UriTemplate to be built with an empty template #32437
• Refine \*HttpMessageConverter#getContentLength return value null safety #32333

🐞 Bug Fixes

• WebClient Observations are missing error #32399
• AopUtils.getMostSpecificMethod does not return original method for proxy-derived method anymore #32368
• Better protect against concurrent error handling for async requests #32341
• ContentCachingResponseWrapper no longer honors Content-Type and Content-Length #32321
• Hibernate native image support broken by HHH-17643 #32312

📔 Documentation

• Fix order of 2 sections in the Validation chapter of the reference manual #32409

🔨 Dependency Upgrades

• Upgrade to Reactor 2022.0.17 #32421