Spring Framework Files

:warning: Attention Required

• Optimize request and response header handling in Spring MVC #36334

:star: New Features

• Consistent adaptation of HTTP headers on Servlet responses #36343
• Copy methodAnnotations in MethodParameter copy constructor #36342
• Improve performance of validation groups determination in WebFlux #36336
• Reuse AnnotatedMethod annotation cache in derived instances #36322
• Optimize the addition of a charset to the MediaType in AbstractHttpMessageConverter #36320
• Optimize MediaType(MediaType, Charset) constructor #36318
• Detect all common size exceptions from Tomcat and Commons FileUpload 2.x #36317
• Consistently support @Autowired as a meta-annotation #36315
• Avoid duplicate required attribute lookup for @Autowired annotations #36314
• Cache @ResponseBody presence per controller class in RequestResponseBodyMethodProcessor #36311

:lady_beetle: Bug Fixes

• ResolvableType#getGenerics() breaks serialization #36346
• DefaultHttpMessageConverters not adding provided configurer #36332
• Restore early MessageConsumer creation for temporary queue #36321
• Multipart upload leak on client abort (ByteBuf.release() not called) #36262

:notebook_with_decorative_cover: Documentation

• Document that SpEL expressions using Optional with null-safe and Elvis operators are not compilable #36331
• Improve documentation of baseline API version to emphasize version must be supported #36316
• Stop referring to obsolete ListenableFuture in documentation #36313
• Stop referring to standard Java features as "Java 8" features in documentation #36310

:heart: Contributors

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

@Niravil and @TAKETODAY