:star: New Features

• Remove DNS lookups during websocket connection initiation #28280
• Add application/graphql+json Media type and MIME type constants #28271
• Fix debug log for no matching acceptableTypes #28116
• Provide support for post-processing a LocalValidatorFactoryBean's validator Configuration without requiring sub-classing #27956

:lady_beetle: Bug Fixes

• Improve documentation and matching algorithm in data binders #28333
• NotWritablePropertyException when attempting to declaratively configure ClassLoader properties #28269
• BeanPropertyRowMapper's support for direct column name matches is missing in DataClassRowMapper #28243
• AbstractListenerReadPublisher does not call ServletOutputStream::isReady() when reading chunked data across network packets #28241
• ResponseEntity objects are accumulated in ConcurrentReferenceHashMap #28232
• Lambda proxy generation fix causes BeanNotOfRequiredTypeException #28209
• CodeGenerationException thrown when using AnnotationMBeanExporter on JDK 17 #28138

:hammer: Dependency Upgrades

• Upgrade to Reactor 2020.0.18 #28329

:heart: Contributors

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

• @GatinMI