Spring framework new release 6.1.4

The Spring Framework 6.1.4 introduces new features enhancing its reactive and coroutine support.

Here’s an overview of several new features that Spring added in this version:

  • 🔄 New RequestPredicate variants in coRouter for comprehensive routing conditions.
  • 🔒 Improved ConcurrencyThrottleSupport with ReentrantLock for better compatibility with virtual threads.
  • 🚀 Optimized versions of request predicates for more efficient route matching.
  • 📊 Enhanced error messaging in SpEL for function argument mismatches, including function names.
  • 📱 Coroutine support in NonReactiveHandlerMethodPredicate for handling non-reactive types in a reactive context.

As well as a showcase of some bug fixes that were made in this version.

  • 📡 Enhancements for Server-Sent Events in WebMvc.fn for sending events without data.
  • 🛠️ Kotlin DSL improvements for null-safety with path extensions.
  • 🏗️ Modifications to SimpleEvaluationContext.Builder to refine its design.
  • 🌐 Fixes for @JsonDeserialize(builder = ...) compatibility in GraalVM native images.
  • ❌ Clarification on RestClientAdapter‘s limitations with request attributes.

For more details, visit the Spring Framework release notes.

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