spring-projects/spring-framework v5.2.0.RC1 on GitHub

⭐ New Features

Deprecate mutable aspects of MethodParameter #23385
Add status code 425 ("Too Early") to HttpStatus enum #23384
Search for annotations on enclosing classes with MergedAnnotations API #23378
RSocketRequester.Builder support for ConnectionSetupPayload #23368
Introduce SimpleUrlHandlerMapping constructor that accepts an order and a Map #23362
Introduce interface cache for proxied EntityManager and Query types #23345
Provide functionality similar to Spring Boot's BeanTypeRegistry #23341
Add attribute support for FactoryBean bean definitions #23339
Consider generics when predicting FactoryBean types #23338
Cache isFactoryBean detection #23337
Retain merged bean definition caches during post processing #23336
Add missing ResolvableType variants of getBeanNamesForType #23335
Add multi-prefix comment support for @SqlConfig #23331
Support @TestPropertySource as a repeatable annotation #23320
Add DataBuffer::toString(Charset) #23317
Improvements to RSocketStrategies #23314
Support for template routes with encoded separator in RSocketRequester #23310
Treat null path as non-matching pattern in AntPathMatcher #23297
Add multi-prefix comment support for SQL scripts #23289
Add a ScriptEngine factory to ScriptTemplateConfigurer #23258
Log at WARN level in case of contradicting PersistenceUnitManager setup #23257
ExchangeFilterFunctions.basicAuthentication(String, String) should cache the encoded credentials #23256
Introduce TransactionOperations.execute(Runnable) convenience method #23250
ExceptionHandlerExceptionResolver warns when re-throwing the exception cause #23233
Change @TestConstructor.autowire attribute into an enum #23224
Improve performance of FormContentFilter #23216
MimeTypeUtils.parseMimeType returns null MIME type in case of high concurrency #23211
Add explicit support for multipart/mixed in FormHttpMessageConverter #23209
AbstractMessageConverterMethodProcessor results in 406 even when ResponseEntity presets content type #23205
BasicAuthenticationInterceptor should cache the encoded credentials #23204
Introduce addSupportedMediaTypes() in FormHttpMessageConverter #23203
Add no-op TransactionOperations implementation #23198
@CacheEvict beforeInvocation with transaction does not work #23192
Presort beans in ControllerAdviceBean.findAnnotatedBeans() #23188
Consider generics on ApplicationListener @Bean methods #23178
ConnectionMapping annotation for handling of RSocket connection-level frames #23177
Support for registering handlers in RSocketRequester.Builder #23170
Leverage new Kotlin script templating support #23165
Improve RSocketRequester.ResponseSpec Kotlin extensions #23164
Support Ordered interface for @ControllerAdvice beans #23163
Support multipart/related and multipart/mixed MediaTypes in RestTemplate #23159
RSocket Metadata Mimetype "text/plain" and "application/json" support #23157
onStatus throws away default status handler #23155
Forbid null HttpMessageConverter in RestTemplate and HttpMessageConverterExtractor #23151
Support target type in MockMvcResultMatchers.jsonPath() #23141
UrlBasedViewResolvers should not override custom requestContextAttribute with null #23129
Add queryParams and replaceQueryParams with Collection to UriBuilder #23119
Provide functionality similar to Spring Boot's BeanTypeRegistry #23056
Expose default error handling from RequestHeadersSpec::retrieve for use with RequestHeadersSpec::exchange #22825
Use the accepted profiles on the BeanDefinitionDsl #22393
Consider conditional view caching #22391
WebClient's ResponseSpec should provide access to response headers #22368
Support for non-blocking event listener methods [SPR-17298] #21831
Merge class-level and method-level @Sql declarations #1835

🪲 Bug Fixes

@TransactionalEventListener should not receive an event if no transaction is active #23276
MockMvc no longer handles UTF-8 characters #23219
NullPointerException when FormContentFilter handles a request with no content type #23215
RSocketRequester.ResponseSpec Kotlin extensions issue #23185
PathPattern::extractPathWithinPattern does not use custom separator #23168
PathPatternRouteMatcher should parse routes with custom separator #23167
DefaultMultipartMessageReader.FilePartPart.content not available under Reactor Netty #23131
DefaultMultipartMessageReader.FilePart.transferTo fails occasionally #23130

📔 Documentation

Fix grammar in package-info.java #23401
Add since tag for ClientResponse.Builder.request() #23364
Fix typo in data-access.adoc #23247
Fix typo in CONTRIBUTING.md #23180
Document supported @Transactional attributes in the TestContext framework #23149
Document WebFlux FreeMarker macro support in Reference Manual #23133
Add since for JettyClientHttpConnector change #23128
Improve Kotlin integration testing documentation #22875

🔨 Dependency Upgrades

Upgrade to RSocket 1.0.0-RC2 #23359
Upgrade to ASM 7.2 #23156
Upgrade to JUnit Jupiter 5.5 #23076

❤️ Contributors

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