Spring Framework - v5.3.21

:star: New Features

• Expose ThreadPoolTaskExecutor queue size and capacity for metrics #28583
• Lazily initialize DataSize.PATTERN #28560
• MockMvcWebTestClient forces HTTP POST for multipart requests #28545
• Support for CGLIB BeanCopier utility on JDK 17 #28530
• Allow changes to org.springframework.web log category at runtime #28477

:lady_beetle: Bug Fixes

• Avoid eager instantiation of non-singleton FactoryBean in getBeanNamesForType #28616
• ObjectToObjectConverter doesn't consider return type of static methods #28609
• Charset for input stream ignored in Jaxb2XmlDecoder #28599
• Support RouterFunction ordering in Spring MVC #28595
• Always construct new exception on error in DefaultWebClient #28550
• HierarchicalUriComponents::getPort() throws NumberFormatException with invalid port in URI #28521
• Cannot serve static resources with spaces from "file:" location when using PathPattern and UrlPathHelper is set to not decode #27791

:notebook_with_decorative_cover: Documentation

• Fix code sample for nested router functions #28603
• Fix Kotlin example for @Required #28590
• Fix Kotlin example for dependency injection with static factory method #28589
• Update documentation regarding nested test class support #28579
• Update reference docs to use PropertySourcesPlaceholderConfigurer #28572
• Fix typo in webflux.adoc #28542
• Fix Javadoc for DatabaseClient #28520
• CachingConnectionFactory with WebLogic JMS not caching producers nor consumers #28500
• Fix Kotlin example for static factory method #28399

:hammer: Dependency Upgrades

• Upgrade to Reactor 2020.0.20 #28612

:heart: Contributors

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

• @rguihard
• @hsteinmueller
• @gorisanson
• @fsgonz
• @pokab
• @eltociear