spring-projects/spring-framework v5.2.6.RELEASE on GitHub

⭐ New Features

Cache meta-annotations for stereotype check in AnnotationBeanNameGenerator #24980
Use WebsocketServerSpec in ReactorNettyRequestUpgradeStrategy #24959
Warn about unsupported "/path/**/other" patterns with WebFlux PathPatternParser #24958
Allow override of data binding in ModelAttributeMethodArgumentResolver #24947
Rid pointless wrapping with BufferedInputStream from class reading #24946
ResponseStatusExceptionResolver ignores ResponseStatusException headers #24944
Caching of autowire candidate metadata for lazy beans #24904
Put a limit on the size of DefaultSingletonBeanRegistry#suppressedExceptions #24902
Prevent setting parent bean factory to self #24900
Honor overridden AcceptHeaderLocaleContextResolver.getDefaultLocale() #24871
Improve performance of StringUtils.deleteAny() #24870
'args' argument of 'JdbcTemplate#query(String, Object[], RowCallbackHandler)' method should be marked @Nullable #24839
Improve usage of ByteArrayOutputStream/ByteArrayInputStream #24805
Simplify conversion of ByteArrayOutputStream to String #24785
Optimize sortPostProcessors() in PostProcessorRegistrationDelegate #24776
Reduce byte array allocations in StompEncoder #24694

ConflictingBeanDefinitionException on repeated index evaluation #24978
Reintroduce synthesized annotation attribute value caching #24970
MockHttpServletRequest should not strip brackets from IPV6 address supplied via Host header #24916
Memory leak in MimeTypeUtils LRUCache #24886
Annotation searches potentially synthesize annotations unnecessarily #24861
Connection created by SingleConnectionDataSource with suppressClose=true always returns isClosed=false even if the target connection is closed #24853
DefaultListableBeanFactory.getBean(Class) throws NoSuchBeanDefinitionException on existing bean if getBean(Class) previously tried before registration #24852
Cannot dispatch without an AsyncContext when an expected error is thrown #24835
Duplicate Vary headers after enabling CORS filter #24829
Make it possible to run Spring MVC without kotlin-reflect #24828
Recursively copy directory with symbolic link #24823
Connection leak with WebClient retrieve().toBodilessEntity() #24788
Using UriComponentsBuilder.cloneBuilder does not copy uriVariables #24782
Fix empty domain handling in ResponseCookie #24758
Illegal reflective access warning for interface-based lookup method injection #24657
Annotation retrieval performance degradation after 5.2 #23905

HttpHeaders#getETagValuesAsList(String) does not document IAE #24950
Describe that bean disposal is unsupported for the beans created by FactoryBean #24948
Deprecate AnnotationFilter.NONE (since MergedAnnotations always filters java.lang.* annotations) #24932
Improve Javadoc #24908
Fix Javadoc in PathPattern #24841
Document default constructor as fallback for multiple non-@Autowired constructors #24838
Document precedence for @DynamicPropertySource #24837
Documentation: AbstractBeanDefinition.getBeanClass() vs BeanFactory.getType #24816
Fix typos and improve readability in Webflux documentation #24781
Document role of views within Spring application #24777
Clarify how to avoid favoring path extensions as well as deprecation warnings #24642

We'd like to thank all the contributors who worked on this release!