What's Changed

• Added support of initializing circuitBreaker in desired state from config by @agarwalbharat in #2268
• Issue #2269: Added getCausingRateLimiterName by @noomkram in #2270
• Time limiter registry builder by @darkius in #2291
• Issue #2285: Add HealthContributorAutoConfiguration to ConditionalOnClass by @obecker in #2286
• Issue #2278: Added ThreadPoolBulkhead to some Decorators by @matsev in #2284
• Correct registry config in aspect by @darkius in #2282
• #2285 - add configuration to move circuit breaker from half open to closed state by @victorpasqualino in #2290
• Bump actions/cache from 4.0.2 to 4.2.0 by @dependabot[bot] in #2252
• Remove dependency on kotlin-stdlib-jdk8 from resilience4j-core by @gavlyukovskiy in #2301
• Bring back 'slidingWindow' with default synchronization strategy by @gavlyukovskiy in #2302
• add withFallback() methods to DecorateFunction by @matsev in #2312
• Issue #2295: Ensure ignoreExceptions take precedence over recordExceptions by @kssumin in #2304
• fix spring boot3 customizer application order by @alexey-grigorovich-savvymoney in #2321
• chore(1910): update grafana dashboard by @JoranVanBelle in #2318
• Provide key for components using SpEL for names by @doumdoum in #2329
• Feature #2224 : Bump jdk from 17 to 21 for support virtual thread by @ykhfree in #2331
• Add missing eventConsumerBufferSize merge for Retry config by @skowrxn in #2344
• [GH-2334] fix: reject TIME_BASED + LOCK_FREE when slidingWindowSize < 2 by @bandalgomsu in #2358
• feat: add setter for bulkheadAspectOrder property by @NiMv1 in #2386
• Docs: Clarify Aspect Order defaults for Spring Boot 3 to prevent metric inflation by @GarimaBokdia in #2387
• Add support for Spring Boot 4 / Spring Cloud 5 by @gavlyukovskiy in #2384
• TimeLimiter, take success path when completing without error by @TheFrogAndy in #2374
• Add back OSGi meta data with bnd builder plugin by @chrisrueger in #2385
• Issue #536: Added best practices documentation for instance management by @fajrizulfikar in #2389
• Allow to mock nanoTime in RateLimiter by @strokyl in #2356
• fix #2397: compile SPEL regex'es only once by @stokpop in #2398
• Update publishing to use new Sonatype urls and add release workflow by @gavlyukovskiy in #2393
• Issue #1450: Fixed Grafana dashboard metric query for call rate panel by @fajrizulfikar in #2391
• Issue #1448: Fixed Duration property binding in Spring Boot 2 by @fajrizulfikar in #2390
• Fix #2327: Correct @see tag usage in CircuitBreakerConfig Javadoc by @chanani in #2400
• Issue #2368: Fix Retry retryOnResult interrupt handling: throw CancellationException instead of NPE by @platanus-kr in #2392
• Fix typo in Spring aspect docs by @gukin-han in #2399
• [GH-2354] Remove kotlin-stdlib from resilience4j-core by @josalmi in #2359
• Added CheckedSupplierUtils and deprecated CheckedFunctionUtils by @matsev in #2313
• Use correct constant for initializing CircuitBreakerConfig.Builder.waitIntervalFunctionInOpenState by @obecker in #2402
• Added bulkhead name to BulkheadFullException by @dominic-miglar in #2349
• Remove unrelated flaky Clock test from CircuitBreakerEventTest by @KimDoubleB in #2409
• Added decorateFunction and executeFunction to TimeLimiter by @zbnerd in #2407
• Issue #2189: Use snapshot reads for actuator event endpoints in Spring Boot 3/4 by @seokjun7410 in #2406
• Remove log spam from tests by @gavlyukovskiy in #2412
• Set JDK target back to 17 by @gavlyukovskiy in #2415
• Fix release workflow: unquoted multi-line GPG key breaks Gradle invocation by @Copilot in #2416
• Read env variables from gradle for gpg key by @gavlyukovskiy in #2417
• Enable SNAPSHOT artifact signing from master by @gavlyukovskiy in #2418
• Remove sign skip on snapshot version by @gavlyukovskiy in #2419

New Contributors

• @agarwalbharat made their first contribution in #2268
• @noomkram made their first contribution in #2270
• @darkius made their first contribution in #2291
• @obecker made their first contribution in #2286
• @matsev made their first contribution in #2284
• @victorpasqualino made their first contribution in #2290
• @kssumin made their first contribution in #2304
• @alexey-grigorovich-savvymoney made their first contribution in #2321
• @JoranVanBelle made their first contribution in #2318
• @doumdoum made their first contribution in #2329
• @skowrxn made their first contribution in #2344
• @bandalgomsu made their first contribution in #2358
• @NiMv1 made their first contribution in #2386
• @GarimaBokdia made their first contribution in #2387
• @TheFrogAndy made their first contribution in #2374
• @chrisrueger made their first contribution in #2385
• @fajrizulfikar made their first contribution in #2389
• @strokyl made their first contribution in #2356
• @chanani made their first contribution in #2400
• @platanus-kr made their first contribution in #2392
• @gukin-han made their first contribution in #2399
• @josalmi made their first contribution in #2359
• @dominic-miglar made their first contribution in #2349
• @zbnerd made their first contribution in #2407
• @seokjun7410 made their first contribution in #2406
• @Copilot made their first contribution in #2416

Full Changelog: v2.3.0...v2.4.0