5.0.3 Release

⭐ New Features

• Removed unnecessary cast to "int" in SimpleStreamingClientHttpRequest [SPR-16404] #20950
• DataBufferUtils.read should not take input stream/channel as parameter [SPR-16403] #20949
• Use ArrayList instead of LinkedList for known size [SPR-16378] #20924
• Support Custom Headers for Multipart Async Data [SPR-16376] #20922
• ServerResponse should allow the usage of unassigned HTTP status codes [SPR-16366] #20913
• SqlParameterSource needs method for extracting parameter names [SPR-16361] #20908
• ComponentScanBeanDefinitionParser::parseTypeFilters should not fail on ClassNotFoundException [SPR-16356] #20903
• Set 304 status on ServerResponse when ETag/LastModified match [SPR-16348] #20895
• JsonPathExpectationsHelper doesn't offer a way to distinguish between field not existing and an explicit null [SPR-16339] #20886
• Make RestOperations extensions parameters nullability consistent with Java API [SPR-16328] #20875
• Addition of overloading methods to addPathPatterns and excludePathPatterns in InterceptorRegistration class [SPR-16324] #20871
• CachedIntrospectionResults should use BeanInfoFactory when introspecting implemented interfaces [SPR-16322] #20869
• Limit thread synchronization in AbstractRequestExpectationManager [SPR-16319] #20866
• Support Publishers for multipart data in BodyInserters [SPR-16307] #20854
• Provide access to ApplicationContext via ServerWebExchange [SPR-16298] #20845
• ResourceUrlProvider.getForLookupPath fails if path contains double slashes [SPR-16296] #20843
• Improve performance of some string operations [SPR-16293] #20840
• Improve HeaderAssertions for specific tests [SPR-16285] #20832
• Allow to inject enum with package visibility [SPR-16284] #20831
• Provide methods to add query string parameters to MockServerHttpRequest [SPR-16280] #20827
• config.enableSimpleBroker("/topic", "/queue"); Should be config.enableSimpleBroker("/topic", "queue"); [SPR-16275] #20822
• Clarify Kotlin reified type parameter extensions documentation about type erasure [SPR-16273] #20820
• Javadocs for @RequestMapping not so useful in 5.0 [SPR-16266] #20813
• Reduce access on user in SimpleBrokerMessageHandler.handleMessageInternal [SPR-16264] #20811
• Byte related decoders should implement decodeToMono [SPR-16253] #20800
• Support load time weaving in Liberty without the agent [SPR-16248] #20795
• Controller cannot be found if absolute URI is given in HTTP request [SPR-16243] #20790
• Creating a SimpleJdbcInsert from a NamedParameterJdbcTemplate [SPR-16241] #20788
• Remove synchronization from ResourceBundleMessageSource [SPR-16235] #20782
• HttpWebHandlerAdapter should log helpful information when response is committed [SPR-16231] #20778
• UriTemplate.matches boolean has greedy behavior at the end of a pattern [SPR-16169] #20717
• CORS combine - override specific host defined in global conf with * in controller/method [SPR-15772] #20327

🪲 Bug Fixes

• Support array of scalar values in Jackson2Tokenizer [SPR-16407] #20953
• MultipartHttpMessageWriter should not subscribe to Publisher multipart data [SPR-16402] #20948
• EclipseLink does not log SQL parameters when using showSql [SPR-16383] #20929
• TestExecutionListener class not found logged at INFO [SPR-16369] #20916
• Using DataBuffer::write results in IndexOutOfBoundsException [SPR-16365] #20912
• JMS Producers are cached even when the destination is a temporary queue causing a memory leak [SPR-16353] #20900
• Use of CompositeByteBuf in NettyDataBuffer results in IllegalReferenceCountException [SPR-16351] #20898
• Multi-part upload of a byte[] with WebTestClient is Base64 encoded (?) and assigned a JSON content type [SPR-16350] #20897
• AbstractAutoProxyCreator throws IllegalStateException when using Apache Orchestra conversations [SPR-16347] #20894
• DefaultLifecycleProcessor throws BeanNotOfRequiredType for null beans (cause of NullBean instance cannot be converted) [SPR-16343] #20890
• @JmsListener concurrency property is ignored if DefaultJmsListenerContainerFactory#concurrency is set [SPR-16338] #20885
• PropertySourcesPlaceholderConfigurer can not ignore resource if not found [SPR-16334] #20881
• Large transaction timeout value (Integer.MAX_VALUE for example) results in transaction expiring immediately after starting. [SPR-16316] #20863
• MockHttpServletResponse.setLocale(Locale) should set HttpHeaders.CONTENT_LANGUAGE header [SPR-16311] #20858
• Access-Control-Allow-Origin header returns wrong value using SockJS [SPR-16304] #20851
• Programmatic creation of caching proxies using CacheProxyFactoryBean does not work [SPR-16295] #20842
• AbstractReactiveWebInitializer does not property initialize ApplicationContext [SPR-16290] #20837
• BeanCreationException when using c-namespace, Kotlin class with default constructor and annotation configuration [SPR-16289] #20836
• Ambiguous mapping error when using generic interface [SPR-16288] #20835
• Unnecessary file system access in SimpleMetadataReaderFactory.getMetadataReader [SPR-16281] #20828
• BeanUtils.isSimpleValueType() returns false for enums overriding a method [SPR-16278] #20825
• Embedded cglib 3.2.5 not closing input streams that read class files [SPR-16267] #20814
• Stomp Broker Relay may ignore configured destination prefixes [SPR-16265] #20812
• spring-web CORS requires X-Forwarded-Port [SPR-16262] #20809
• NPE in FunctionReference due to race condition in SpelExpression.getValue() [SPR-16255] #20802
• Exception when receiving Long collection in MessageMapping [SPR-16252] #20799
• Breaking change in MVC: Accept handling is now more strict [SPR-16251] #20798
• null FactoryBean results in BeanCreationException [SPR-16250] #20797
• Content-type not set by default with the functional Web API [SPR-16247] #20794
• Reactive WebClient corrupts uploaded files [SPR-16246] [#20793](https...

4.3.14 Release

⭐ New Features

• Reduce access on user in SimpleBrokerMessageHandler.handleMessageInternal [SPR-16264] #20811
• config.enableSimpleBroker("/topic", "/queue"); Should be config.enableSimpleBroker("/topic", "queue"); [SPR-16275] #20822
• Allow to inject enum with package visibility [SPR-16284] #20831
• Improve performance of some string operations [SPR-16293] #20840
• ComponentScanBeanDefinitionParser::parseTypeFilters should not fail on ClassNotFoundException [SPR-16356] #20903
• Use ArrayList instead of LinkedList for known size [SPR-16378] #20924

🪲 Bug Fixes

• Error in RestTemplate when setting the same HTTP header through ClientHttpRequestInterceptor and HttpEntity [SPR-15066] #19632
• Combining @Retryable and @Scheduled/@JmsListener doesn't work [SPR-16196] #20744
• Exception when receiving Long collection in MessageMapping [SPR-16252] #20799
• NPE in FunctionReference due to race condition in SpelExpression.getValue() [SPR-16255] #20802
• spring-web CORS requires X-Forwarded-Port [SPR-16262] #20809
• Stomp Broker Relay may ignore configured destination prefixes [SPR-16265] #20812
• Embedded cglib 3.2.5 not closing input streams that read class files [SPR-16267] #20814
• BeanUtils.isSimpleValueType() returns false for enums overriding a method [SPR-16278] #20825
• Unnecessary file system access in SimpleMetadataReaderFactory.getMetadataReader [SPR-16281] #20828
• Ambiguous mapping error when using generic interface [SPR-16288] #20835
• Programmatic creation of caching proxies using CacheProxyFactoryBean does not work [SPR-16295] #20842
• Access-Control-Allow-Origin header returns wrong value using SockJS [SPR-16304] #20851
• Large transaction timeout value (Integer.MAX_VALUE for example) results in transaction expiring immediately after starting. [SPR-16316] #20863
• @JmsListener concurrency property is ignored if DefaultJmsListenerContainerFactory#concurrency is set [SPR-16338] #20885
• JMS Producers are cached even when the destination is a temporary queue causing a memory leak [SPR-16353] #20900
• TestExecutionListener class not found logged at INFO [SPR-16369] #20916
• EclipseLink does not log SQL parameters when using showSql [SPR-16383] #20929
• RestTemplate.ResponseEntityResponseExtractor doesn't tolerate unknown status codes [SPR-16371] #20918
• MockClientHttpResponse should not return null body [SPR-16367] #20914
• Null path after UriComponents.normalize() results in NullPointerException [SPR-16364] #20911

📔 Documentation

• Incorrect SpEL syntax in reference documentation [SPR-16315] #20862

5.0.2 Release

⭐ New Features

• Add missing RestOperations extensions [SPR-16229] #20777
• Set Vary: Origin on CORS unauthorized response [SPR-16224] #20772
• SqlParameterSourceUtils.createBatch with Collection support [SPR-16215] #20763
• spring-jdbc : Improve memory allocations when substituting named parameters. [SPR-16170] #20718
• WebTestClient supports custom TLS certificate verification [SPR-16168] #20716
• Reduce access on headers for STOMP messaging [SPR-16165] #20713
• Make JpaVendorAdapters JTA-aware (in particular for Hibernate 5.1/5.2) [SPR-16162] #20710
• Support prefix-based Servlet path mapping in ServletHttpHandlerAdapter [SPR-16155] #20703
• Improve ReactorNettyTcpClient shutdown logic [SPR-16145] #20693
• ResourceLoader with local "file:foo/bar/file.file" reference does not return WritableResource [SPR-16140] #20688
• Add StatusAssertions.isForbidden [SPR-16129] #20677
• Allow to set cookies via WebFlux functional handlers [SPR-16121] #20669
• PathContainer-based implementation of extractPathWithinPattern [SPR-16120] #20668
• Sending form and multipart data with WebTestClient [SPR-16118] #20666
• Spring context indexer does not work with nested classes [SPR-16112] #20660
• STOMP SEND should not map to @SubscribeMapping methods [SPR-16109] #20657
• Provide read access to the scheduled tasks at runtime [SPR-15982] #20532
• WebFlux Should Communicate X509 Authentication [SPR-15964] #20516

🪲 Bug Fixes

• commons-logging LogFactory and String arguments [SPR-16226] #20774
• Nullability inconsistency in DataAccessUtils requiredSingleResult vs requiredUniqueResult [SPR-16225] #20773
• InMemoryWebSession.changeSessionId reports error if the session does not exist [SPR-16201] #20749
• Wrong byte code for compiled SpEL when JDK proxy method invocation is used [SPR-16191] #20739
• NPE in ErrorsMethodArgumentResolver [SPR-16187] #20735
• spring webflux: stack overflow when response data is greater then 16MB [SPR-16180] #20728
• NullPointer in DefaultRequestBodyUriSpec.cookies method [SPR-16178] #20726
• NumberFormatException caused by property paths from JSR-303 based validation with no index into a collection [SPR-16177] #20725
• AbstractMessageConverterMethodProcessor ignores HttpEntityMethodProcessor's Content-Type header [SPR-16172] #20720
• Printing of session with null attributes results in NullPointerException [SPR-16164] #20712
• CastClass exception (NullBean instead of 'null' value) when getting map of beans directly from ApplicationContext [SPR-16163] #20711
• bean(nameOfBean) doesn't work with Spring Framework 5.0.1 on AspectJ 1.8.12 [SPR-16161] #20709
• MockHttpServletResponse.getDateHeader fails with NPE for non-existing header [SPR-16160] #20708
• @RequestAttribute Mono<?> is not allowed for attributes that are of type Mono [SPR-16158] #20706
• When using NamedParameterJdbcTemplate, NVARCHAR or NCLOB(4000 characters or less) columns are not properly populated since StatementCreatorUtils does setString for these types instead of setNString. [SPR-16154] #20702
• Wildcard JPA packages are not scanned [SPR-16152] #20700
• Early ApplicationContext close call may lead to ApplicationEventMulticaster/LifecycleProcessor access exception [SPR-16149] #20697
• ClassPathResource.createRelative is using wrong ClassPathResource constructor for the returned resource [SPR-16146] #20694
• AbstractDispatcherHandlerInitializer does not detect WebFilter beans [SPR-16144] #20692
• MockHttpServletRequest with Host: set builds wrong getRequestURL() [SPR-16138] #20686
• InterceptingHttpAccessor.setInterceptors should support immutable lists [SPR-16137] #20685
• AbstractRequestExpectationManager fails with "Expectations already declared" when ResponseCreator.createResponse throws an exception [SPR-16132] #20680
• Multipart form data can no longer be sent with syncBody in WebTestClient [SPR-16131] #20679
• Disable CORS credentials by default [SPR-16130] #20678
• AbstractMessageSource does not support null as default message anymore [SPR-16127] #20675
• Cookies are not available from an ExchangeResult [SPR-16124] #20672
• SpEL method invocation with varargs on proxy [SPR-16122] #20670
• KotlinReflectionParameterNameDiscoverer does not handle instance-extension methods properly [SPR-16119] #20667
• PathMatchingResourcePatternResolver returns duplicate resources when using classpath* prefix [SPR-16117] #20665
• BasicAuth interceptor does not accept empty username [SPR-16116] #20664
• Fix Reactive JsonView + HttpEntity handling [SPR-16098] #20647
• Avoid implicit autowiring with Kotlin secondary constructors [SPR-16022] #20571

📔 Documentation

• [doc] WebClient's javadocs are invalid [SPR-16197] #20745
• Incorrect SpEL example in reference documentation [SPR-16111] #20659
• Bug in Bean Scopes Documentation [SPR-16230] #19129

4.3.13 Release

⭐ New Features

• Prevent WebSocket buffer overflow through application-level flow control [SPR-16089] #20638
• SchedulingConfigurer and JmsListenerConfigurer should respect @Order [SPR-16090] #20639
• Avoid temporary String creation in StringUtils.starts/endsWithIgnoreCase [SPR-16095] #20644
• Make JpaVendorAdapters JTA-aware (in particular for Hibernate 5.1/5.2) [SPR-16162] #20710
• Reduce access on headers for STOMP messaging [SPR-16165] #20713
• spring-jdbc : Improve memory allocations when substituting named parameters. [SPR-16170] #20718

🪲 Bug Fixes

• Checkbox/RadioButton incorrectly converts collections of enums with a custom converter [SPR-16082] #20631
• @ModelAttribute binding defined globally for particular attribute rather than per method invocation [SPR-16083] #20632
• WebSphereUowTransactionManager swallows original exception when commit fails for another reason [SPR-16102] #20650
• Incorrectly identify bridged method on interface [SPR-16103] #20651
• PathMatchingResourcePatternResolver returns duplicate resources when using classpath* prefix [SPR-16117] #20665
• SpEL method invocation with varargs on proxy [SPR-16122] #20670
• AbstractRequestExpectationManager fails with "Expectations already declared" when ResponseCreator.createResponse throws an exception [SPR-16132] #20680
• MockHttpServletRequest with Host: set builds wrong getRequestURL() [SPR-16138] #20686
• ClassPathResource.createRelative is using wrong ClassPathResource constructor for the returned resource [SPR-16146] #20694
• Early ApplicationContext close call may lead to ApplicationEventMulticaster/LifecycleProcessor access exception [SPR-16149] #20697
• When using NamedParameterJdbcTemplate, NVARCHAR or NCLOB(4000 characters or less) columns are not properly populated since StatementCreatorUtils does setString for these types instead of setNString. [SPR-16154] #20702
• MockHttpServletResponse.getDateHeader fails with NPE for non-existing header [SPR-16160] #20708
• NumberFormatException caused by property paths from JSR-303 based validation with no index into a collection [SPR-16177] #20725
• Wrong byte code for compiled SpEL when JDK proxy method invocation is used [SPR-16191] #20739
• DefaultResponseErrorHandler.hasError doesn't tolerate unknown status codes [SPR-16108] #20656
• setArguments(null) on MethodInvoker no longer coerces null to Object[0] [SPR-16075] #20624
• RequestMapping method returning Future with null result causes NullPointerException [SPR-16072] #20621
• WebAsyncManager concurrency issue with SseEmitter when client disconnect [SPR-16058] #20607

📔 Documentation

• Improve documentation of lite configuration mode [SPR-16076] #20625
• Clarify Bean destroyMethod documentation [SPR-16078] #20627
• Incorrect SpEL example in reference documentation [SPR-16111] #20659
• End of first-class JDK 6 support [SPR-16185] #20733

5.0.1 Release

⭐ New Features

• Avoid temporary String creation in StringUtils.starts/endsWithIgnoreCase [SPR-16095] #20644
• Consider to add ability to modify the URI on ClientRequest.Builder [SPR-16093] #20642
• SchedulingConfigurer and JmsListenerConfigurer should respect @Order [SPR-16090] #20639
• Prevent WebSocket buffer overflow through application-level flow control [SPR-16089] #20638
• No way to signal that controller has handled the request in Webflux [SPR-16087] #20636
• Webflux handler method does not accept Map as parameter [SPR-16086] #20635
• Consider adding MockServerWebExchange.from(MockServerHttpRequest.BaseBuilder<?>) [SPR-16079] #20628
• MockMvc async does not re-use response instance on async dispatch [SPR-16067] #20616
• Annotations like @Service should add @AliasFor for @Component [SPR-16066] #20615
• Add convenient method to construct ParameterizedTypeReference from Type [SPR-16054] #20603
• Support JDK9 Flow.Publisher as an adaptable reactive type [SPR-16052] #20601
• Lower log level of ResponseStatusExceptionHandler [SPR-16049] #20598
• resourceHandlerMapping should be registered with shared HandlerInterceptor [SPR-16034] #20583
• ResourceWebHandler should throw ResponseStatusException when resources are not found [SPR-16023] #20572
• Controller fails to map for URLs patterns containing semicolons [SPR-16005] #20554

🪲 Bug Fixes

• Incorrectly identify bridged method on interface [SPR-16103] #20651
• WebSphereUowTransactionManager swallows original exception when commit fails for another reason [SPR-16102] #20650
• ContentDisposition class cannot parse quoted filename with ; [SPR-16091] #20640
• @ModelAttribute binding defined globally for particular attribute rather than per method invocation [SPR-16083] #20632
• Checkbox/RadioButton incorrectly converts collections of enums with a custom converter [SPR-16082] #20631
• Returning non-standard HTTP status code causes exceptions on WebFlux [SPR-16073] #20622
• DataBufferUtils.read(ReadableByteChannel,...) may corrupt data when used with NettyDataBuffers [SPR-16070] #20619
• Empty NettyByteBuffer.asByteBuffer() returns ByteBuffer with zero capacity [SPR-16068] #20617
• BeanDefinitionValidationException when beans are null (NullBean) and initMethod is set [SPR-16063] #20612
• WebClient.mutate() impacts future .mutate() invocations [SPR-16059] #20608
• WebClient failed to write application/x-www-form-urlencoded [SPR-16055] #20604
• AbstractMessageSource does not properly interact with DelegatingMessageSource parent [SPR-16047] #20596
• sort BeanDefinitionRegistryPostProcessors added by other BeanDefinitionRegistryPostProcessors [SPR-16043] #20592
• CastClass exception when wiring Map of beans (NullBean instead of 'null' in the map) [SPR-16033] #20582
• Spring EL does not allow '\0' characters [SPR-16032] #20581
• CookieWebSessionIdResolver should set path to the context path + "/" [SPR-16030] #20579
• WebClient throws ClassCastException for bodyToMono(ParameterizedTypeReference) [SPR-16025] #20574

📔 Documentation

• Clarify Bean destroyMethod documentation [SPR-16078] #20627
• Improve documentation of lite configuration mode [SPR-16076] #20625
• Top-level "Language Support" reference section [SPR-16044] #20593
• Broken links to documentation section "Message Converters" [SPR-16024] #20573
• Docs for WebTestClient are pretty thin [SPR-16009] #20558
• Document HTTP/2 support in Spring 5 [SPR-15821] #20376
• Document Spring recommendations/restrictions for Java 9 module setups [SPR-14579] #19148

4.3.12 Release

⭐ New Features

• Add convenient method to construct ParameterizedTypeReference from Type [SPR-16054] #20603
• Backport s/s/m/j/o/s/m/w/MockPart.java from 5.x to 4.3.x [SPR-15854] #20409

🪲 Bug Fixes

• Request params Optional<List and List are inconsistent [SPR-15676] #20235
• java.util.Optional MultipartFile[] @RequestParam argument is null in multipart/form-data POST [SPR-15918] #20472
• only one MultipartFile object populated when using an java.util.Optional MutipartFile array or list @RequestParam [SPR-15919] #20473
• HttpEntityMethodProcessor discards headers [SPR-15952] #20504
• TaskExecutorRegistration.getTaskExecutor() overrides executor properties of a provided ThreadPoolTaskExecutor [SPR-15962] #20514
• JmsMessagingTemplate is not correctly configured [SPR-15965] #20517
• ChannelRegistration.setInterceptors is misnamed [SPR-15976] #20527
• RestTemplate doesn't consistently tolerate unknown HTTP status codes [SPR-15978] #20529
• PathMatchingResourcePatternResolver provides duplicate resources when using classpath* prefix combined with ant-style [SPR-15989] #20539
• Spring EL does not allow '\0' characters [SPR-16032] #20581
• sort BeanDefinitionRegistryPostProcessors added by other BeanDefinitionRegistryPostProcessors [SPR-16043] #20592
• SpelExpression throws NullPointerException instead of EvaluationException for primitives [SPR-16123] #20671

5.0 GA Release

⭐ New Features

• Support autowiring by constructor in Kotlin bean DSL [SPR-16014] #20563
• WebFlux support for HttpHeaders controller method return value [SPR-16006] #20555
• Lambda-based consumption of an ObjectProvider's object when available [SPR-16001] #20550
• WebFlux support for Locale, TimeZone, ZoneId controller method arguments [SPR-15998] #20547
• WebFlux support for UriBuilder, UriComponentsBuilder controller method arguments [SPR-15997] #20546
• WebFlux support for HTTP HEAD [SPR-15994] #20543
• Revisit how WebClient disposes connection [SPR-15993] #20542
• WebSession provide invalidate method [SPR-15960] #20512
• Allow Consumer-style access to FluxExchangeResult within chain of calls [SPR-15959] #20511
• Introduce ForwardedHeaderFilter for WebFlux [SPR-15954] #20506
• Provide an API for introspection of handler mappings [SPR-15934] #20488
• Log message for a composed router function contains no information about the mappings or their handlers [SPR-15933] #20487
• ReactorServerHttpRequest.getUri() does not include scheme [SPR-15931] #20485
• Revisit handling of missing fields (without default values) for immutable data classes [SPR-15877] #20432
• Get a description of all registered routes in a RouterFunction [SPR-15711] #20268
• Stable module names for Spring Framework jars on JDK 9 module path [SPR-13716] #18289

🪲 Bug Fixes

• Delegating File downloads sends incomplete chunks [SPR-15949] #22194
• Fix behavior of ClientResponse bodyToMono and bodyToFlux with Void.class [SPR-16018] #20567
• AutowiredAnnotationBeanPostProcessor picks "wrong" constructor for Kotlin class [SPR-16012] #20561
• Support non-standard classes in Kotlin reflection discovery methods [SPR-15999] #20548
• WebFlux support for HTTP OPTIONS not working [SPR-15995] #20544
• DispatcherHandler no longer orders HandlerMapping beans [SPR-15991] #20541
• PathMatchingResourcePatternResolver provides duplicate resources when using classpath* prefix combined with ant-style [SPR-15989] #20539
• ProtobufHttpMessageConverter: JSON not written to response [SPR-15988] #20538
• RestTemplate doesn't consistently tolerate unknown HTTP status codes [SPR-15978] #20529
• "Parameter metadata not available for the given statement" SQL Exception after upgrading to Spring 5.0 RC4 [SPR-15977] #20528
• ChannelRegistration.setInterceptors is misnamed [SPR-15976] #20527
• AbstractJackson2Decoder breaks Custom Deserializers [SPR-15975] #20526
• DataBuffer Should Release Manually when Exception Thrown [SPR-15966] #20518
• JmsMessagingTemplate is not correctly configured [SPR-15965] #20517
• InMemoryWebSessionStore Leaks Memory [SPR-15963] #20515
• TaskExecutorRegistration.getTaskExecutor() overrides executor properties of a provided ThreadPoolTaskExecutor [SPR-15962] #20514
• spring-jcl does not include exported packages of java commons logging [SPR-15957] #20509
• HttpEntityMethodProcessor discards headers [SPR-15952] #20504
• WebClient: DELETE request should not send transfer-encoding: chunked header [SPR-15947] #20500
• WebClient doesn't send error signal for error responses [SPR-15946] #20499
• only one MultipartFile object populated when using an java.util.Optional MutipartFile array or list @RequestParam [SPR-15919] #20473
• java.util.Optional MultipartFile[] @RequestParam argument is null in multipart/form-data POST [SPR-15918] #20472
• Request params Optional<List and List are inconsistent [SPR-15676] #20235

📔 Documentation

• Restructure Web Section of the documentation to include reactive support [SPR-15149] #19715
• Document JUnit Jupiter support in the reference manual [SPR-14524] #19093

5.0 RC4 Release

⭐ New Features

• Provide hierarchy traversal support for getBeanNamesForAnnotation [SPR-15923] #20477
• Ensure that WebClient disposes the HTTP client connection once the client response is consumed [SPR-15920] #20474
• Introduce header-based WebSessionIdResolver [SPR-15917] #20471
• WebClient - add option to disable chunked transfer [SPR-15914] #20468
• Enable by default HTTP compression support in Reactor WebClient [SPR-15908] #20462
• WebFlux @MVC Controllers do not support @SessionAttributes. (plus SessionStatus) [SPR-15887] #20442
• Provide hook in DefaultWebSessionManager to support creating custom WebSession implementation [SPR-15876] #20431
• Immutable object constructor arguments not considering WebDataBinder's FIELD_MARKER_PREFIX [SPR-15871] #20426
• Add support for Kotlin autowired constructor with optional parameters [SPR-15847] #20402
• BeanDefinitionBuilder method arguments not annotated with @Nullable [SPR-15841] #20396
• MockMvc doesn't honor params in RequestMapping when no equal sign [SPR-15831] #20386
• Autowire contract is not honored in cases where FactoryBean or @Bean return null [SPR-15829] #20384
• WebClientException should allow access to status code of the response [SPR-15824] #20379
• URI variables with MockRestRequestMatchers's requestTo [SPR-15819] #20374
• Use ParameterizedTypeReference instead of Class in Kotlin extensions [SPR-15818] #20373
• Add ParameterizedTypeReference method variants to ServerRequest/ServerResponse [SPR-15817] #20372
• Avoid requiring it lambda parameter in Kotlin bean DSL [SPR-15815] #20370
• Media type fails to match types with multiple '+' characters [SPR-15795] #20350
• Support range requests for Spring MVC request mapped methods that return a Resource [SPR-15789] #20344
• ExchangeFilterFunctions Explicit Model For Basic Authentication Credentials [SPR-15764] #20319
• BindingResult support for constructor argument mismatch on immutable data object [SPR-15542] #20101
• Leveraging kotlin-reflect to determine interface method parameters [SPR-15541] #20100
• Consistent overriding for all variants of init/destroy method inheritance [SPR-15532] #20091

🪲 Bug Fixes

• spring-framework-bom lists unpublished spring-build-src module [SPR-15932] #20486
• WebFlux incorrectly falls back to application/json for method that produces application/octet-stream and returns ResponseEntity [SPR-15910] #20464
• ExceptionHandlerMethodResolver loses all handler methods [SPR-15907] #20461
• no dependencyManagement in spring-framework-bom [SPR-15890] #20445
• DefaultWebSessionManager requires DefaultWebSession [SPR-15875] #20430
• Fix overridden methods nullability [SPR-15869] #20424
• Jackson2JsonEncoder and Jackson2JsonDecoder should use provided mime types [SPR-15866] #20421
• Reactive GET request query-params are not decoded correctly. + sign must be space. [SPR-15860] #20415
• Kotlin bean instantiation regression with default declared constructor [SPR-15851] #20406
• FileSystemUtils.deleteRecursively always returns false [SPR-15846] #20401
• FileSystemUtils.copyRecursively no longer replaces existing files [SPR-15845] #20400
• SpringValidatorAdapter fails to retrieve value for Bean Validation 2.0's "" literal [SPR-15839] #20394
• Regression after URI template support added to MockMvcResultMatchers [SPR-15834] #20389
• AnnotationAwareOrderComparator doesn't handle null values anymore [SPR-15823] #20378
• Setting user header on CONNECT message stopped working [SPR-15822] #20377
• [Kotlin] Warning message about private final methods. [SPR-15820] #20375
• AbstractCodecConfigurer creates Jackson Encoders/Decoders each time when getters are called [SPR-15816] #20371
• TemplateAwareExpressionParser.parseExpression does not accept null ParserContext anymore [SPR-15810] #20365
• WebClient.post() not sending complete Flux on Windows [SPR-15790] #20345
• High percent of failures (timeout) under load from server-side WebClient requests [SPR-15584] #20143

📔 Documentation

• Is "bodyToEntity" reference incorrect in the org.springframework.web.reactive.function.client.WebClient.RequestHeadersSpec Javadoc? [SPR-15912] #20466
• CONTRIBUTING-DOCUMENTATION.adoc still refers to the reference gradle task [SPR-15906] #20460
• Typo in matrix variable example [SPR-15872] #20427

4.3.11 Release

⭐ New Features

• @Lazy collection of optional elements should not crash when no candidates are found [SPR-15858] #20413
• WebAsyncManager should cancel task thread on timeout [SPR-15852] #20407
• Consistent logging in Environment and PropertySource implementations [SPR-15825] #20380

🪲 Bug Fixes

• StompDecoder Logs Null Session IDs for Heartbeats [SPR-15937] #20491
• Error on type argument constraint validation failure [SPR-15916] #20470
• StringIndexOutOfBoundsException from RestTemplate.doExecute IOException handler when query string is empty [SPR-15900] #20454
• SimpleAsyncTaskExecutor not respect ConcurrencyThrottleSupport.NO_CONCURRENCY limit [SPR-15895] #20449
• Should call getNativeResponse() instead of getNativeRequest() in FrameworkServlet [SPR-15867] #20422
• Unable to use Hibernate Validator 4.3.2 if Bean Validation API 1.1 is on the classpath [SPR-15856] #20411
• SimpleApplicationEventMulticaster does not deal with lambda-defined listeners when ErrorHandler is set [SPR-15838] #20393
• spring-aspects should remain on AspectJ 1.8.9 by default (since aspectjrt 1.8.10 requires Java 7+) [SPR-15836] #20391
• Parameter values are null when making a PUT request [SPR-15828] #20383
• Follow-up: AbstractMethodError when calling validated method of MethodValidationPostProcessor is using a @Lazy validator [SPR-15807] #20362
• Logs fill with broken pipe when using SockJS [SPR-15802] #20357
• Invalid WARN when returning a BeanDefinitionRegistryPostProcessor from within a @Configuration class [SPR-14603] #19172

5.0 RC3 Release

⭐ New Features

• Disable DTD and external entities support in XmlEventDecoder to prevent XXE and XML bomb attack [SPR-15797] #20352
• Avoid silent default to http://localhost:80 in ReactorHttpClientConnector [SPR-15782] #20337
• Use AsynchronousFileChannel + DataBufferUtils in WebFlux resource resolver/transformer chain [SPR-15773] #20328
• Provide convenience method for applying WebTestClientConfigurer [SPR-15770] #20325
• Improve handling of requests with an empty body and no content type to match Spring MVC [SPR-15758] #20313
• Introduce Kotlin Functional bean registration DSL [SPR-15755] #20310
• Improve performance of ReactiveAdapterRegistry [SPR-15747] #20303
• Add apply method to WebClient.Builder [SPR-15743] #20299
• add Mediatype for Nottingham Problem [SPR-15742] #20298
• Jackson2JsonEncoder should stream custom streaming types [SPR-15727] #20283
• Add write methods to DataBufferUtils [SPR-15726] #20282
• Add BodyToMono and BodyToFlux overrides that receive ParameterizedTypeReference [SPR-15725] #20281
• Convenience API for custom error handling on WebClient [SPR-15724] #20280
• Update getAttribute on ServerWebExchange and WebSession to align with Map getOrDefault [SPR-15718] #20274
• Cookie Support for Webflux Functional API [SPR-15715] #20271
• improve logging of DefaultCorsProcessor for rejected headers [SPR-15708] #20265
• AsyncHandlerInterceptor doesn't have a default method [SPR-15702] #20259
• Allow CompletableFuture creation via ListenableFuture [SPR-15696] #20255
• Avoid requiring uri("") when using Web(Test)Client baseUrl [SPR-15695] #20254
• Simplify applying a strategy to requests from WebTestClient and WebTestClient [SPR-15691] #20250
• Allow WebClientBuilder.Builder to be cloned [SPR-15690] #20249
• Align codec configuration in ExchangeStrategies.Builder and WebFluxConfigurer [SPR-15682] #20241
• Provide hook for framework customizations of the WebTestClient MockServerSpec [SPR-15674] #20233
• Kotlin class instantiation with optional parameters and default values [SPR-15673] #20232
• Option to combine typed PathPattern + PathPattern in PathPattern [SPR-15663] #20222
• Log a warning in Jackson builder when Kotlin is used without jackson-module-kotlin [SPR-15658] #20217
• Ordering of WebClient.filter(s) [SPR-15657] #20216
• [doc] Document urlDecode=false implies alwaysUseFullPath=true [SPR-15643] #20202
• Ordering support in InterceptorRegistration [SPR-15620] #20179
• Handle onError events that are sent by the servlet containers [SPR-15614] #20173
• First class WebSession change id support [SPR-15571] #20130
• Add CORS support for functional style routes for WebFlux [SPR-15567] #20126
• Expose mapped handler as an exchange attribute [SPR-15564] #20123
• Add Jackson Smile support to WebFlux [SPR-15424] #19985
• StandardMultipartHttpServletRequest cannot decode multipart Content-Disposition header encoded by FormHttpMessageConverter [SPR-15205] #19769
• Support ScriptEngine#eval(String, Bindings) in ScriptTemplateView [SPR-15115] #19682
• Fallback to defaultContentType if nothing more specific and producible has been specified in request [SPR-11114] #15740

🪲 Bug Fixes

• Parse error when reading JSON through the Jackson non-blocking parser [SPR-15803] #20358
• Support IPv6 Host addresses in HttpHeaders [SPR-15799] #20354
• WebClient fails on empty JSON array response [SPR-15794] #20349
• Returning ResponseEntity from WebFlux controller method declared to return Object serialises entire response entity to response body [SPR-15785] #20340
• WebClient completes abruptly emitting null [SPR-15784] #20339
• WiretapConnector does not clean up exchanges [SPR-15744] #20300
• Issue with ServerRequest's queryParams [SPR-15740] #20296
• ResponseSpec#toEntity(...) fails when response status code is 5xx [SPR-15739] #20295
• WebFlux can't serialize "Object" return types as response body [SPR-15731] #20287
• org.apache.tomcat.websocket.WsSession.requestUri can be null [SPR-15721] #20277
• XmlEventDecoder triggers IllegalReferenceCountException at AbstractByteBuf [SPR-15707] #20264
• Default Locale not set on Spring Webflux [SPR-15705] #20262
• Exception Handler methods do not receive the original exception as argument [SPR-15701] #20258
• ClientResponse bodyToFlux fails when encoding empty JSON array [SPR-15685] #20244
• WebClient's handling of empty bodies seems broken [SPR-15679] #20238
• Inconsistent @Nullable on AbstractDestinationResolvingMessagingTemplate [SPR-15670] #20229
• Disable Servlet request async timeout for reactive type streaming scenarios in Spring MVC [SPR-15669] #20228
• ServerHttpRequest getURI doesn't return the port the application is running on [SPR-15084] #19650