Spring Framework - v6.1.0-m4

:star: New Features

• Support resource patterns in @TestPropertySource locations #31055
• Support text blocks for inlined properties in @TestPropertySource #31053
• @Bean method should be always allowed to override scanned class matching its return type #31052
• Support finding repeatable annotations in AnnotatedTypeMetadata #31041
• Fail fast if a @Bean method has a void return type #31007
• Use Class#arrayType() where feasible #31002
• ReactiveAdapterRegistry is not compatible with Mutiny 2 #31000
• Avoid thread pinning in SseEmitter write operations #30996
• Add support for property file encoding in @TestPropertySource #30982
• Support custom properties file formats in @TestPropertySource #30981
• Support @HttpExchange for server side handling #30980
• Fail on error by default during test AOT processing #30977
• Deprecate applyBeanPostProcessorsBeforeInitialization and applyBeanPostProcessorsAfterInitialization in the AutowireCapableBeanFactory interface #30974
• Provide methods for obtaining include/exclude path patterns in MappedInterceptor #30971
• Introduce SimpleAsyncTaskScheduler with virtual threads support (as an alternative to ThreadPoolTaskScheduler) #30956
• Support declarative mode for data binding #30948
• Support customizing the bind parameter name for constructor binding #30947
• Support @RSocketExchange for responding #30936
• Introduce JdbcClient with unified parameter capabilities (as a JDBC variant of DatabaseClient) #30931
• Allow preferred constructor to be defined at the BeanDefinition level #30917
• Remove obsolete native image reflection hint registration for TransactionDefinition constants #30854
• Deprecate Constants utility and stop using it internally #30851
• Use Long.parseLong(CharSequence,int,int,int) to avoid intermediate String creation #30710
• Support Kotlin value class properties in SpEL #30468
• Add observability support for JMS #30335
• @TransactionalEventListener does not work with SimpleApplicationEventMulticaster.setTaskExecutor #30244
• Direct autowiring of existing collection subtype bean if ApplicationContext contains beans of type T #30022
• Clarify FactoryBean.OBJECT\_TYPE\_ATTRIBUTE supported types #29799
• Add support for Kotlin inline/value classes in BeanUtils #28638
• Publish event for @TransactionalEventListener with Spring WebFlux #27515
• Introduce TransactionExecutionListener callback API #27479
• R2DBC - DatabaseClient - Add bind method to accept an object #27282
• Introduce RowMapper with automatic binding to fields #26594
• Add support for Class-based mapping in DatabaseClient #26021
• @Component not picked up by @ComponentScan if it has the same simple name as the main class #25952
• Support custom TimeUnits in StopWatch #25803
• @Lookup doesn't work in case of AbstractBeanFactory's cacheBeanMetadata=false #25749
• Injection of List is inconsistent with Resource[] #24845
• Provide guidance and better diagnostics when dependency injection makes a bean ineligible for complete post-processing #24092
• Availability of a bean definition's resolved factory method depends upon a side-effect of getBeanNamesForType which is lost when metadata caching is disabled #23795
• Validate afterThrowing method signature in ThrowsAdviceInterceptor #1896
• Support resource patterns in @PropertySource locations [SPR-16785] #21325
• Increase reusability of Validator [SPR-15314] #19877
• Support additional file formats in ReloadableResourceBundleMessageSource #18990
• Reactive types support for @Cacheable methods [SPR-14235] #17920
• Support caching annotations for CompletableFuture return values [SPR-12967] #17559

:lady_beetle: Bug Fixes

• Move ServerWebExchange Kotlin extensions to the right package #31046
• Spring does not find all @ComponentScan or @PropertySource annotations #30941
• 404 on static resource does not return ProblemDetail response #30930

:notebook_with_decorative_cover: Documentation

• Document @AliasFor support in AnnotatedTypeMetadata.getAnnotationAttributes() #31042
• Update documentation for HTTP Interface return values #30959
• Update documentation for data binding improvements #30952
• Use of ApplicationEventPublisher in a reactive call stack [SPR-16481] #21025

:hammer: Dependency Upgrades

• Upgrade to JUnit 5.10 #30970
• Upgrade to Micrometer 1.12.0-M2 #30997
• Upgrade to Reactor 2023.0.0-M2 #31014

:heart: Contributors

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

@OlgaMaciaszek, @alidandach, @devdilson, @graceyu-own, @izeye, @kilink, @plx927, and @remeio