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…x stack. When multiple JsonMapper beans are registered, ObjectProvider.getIfAvailable still fails with NoUniqueBeanDefinitionException. Align WebFlux, WebClient, and WebTest configuration with the existing Web MVC path that uses getIfUnique and falls back to a dedicated mapper instance. Closes spring-projects#2273 Signed-off-by: arimu1 <19286898+arimu1@users.noreply.github.com>
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Summary
ObjectProvider.getIfUnique(JsonMapper::new)instead ofgetIfAvailablewhen wiring hypermedia codecs for WebFlux, WebClient, and WebTest (Web MVC already usedgetIfUnique).JsonMapperbeans,getIfAvailablestill throwsNoUniqueBeanDefinitionExceptionduringhypermediaWebFluxConfigurercreation;getIfUniquefalls back to a dedicated mapper instance so@EnableHypermediaSupportcan start without@Primary.MultipleJsonMapperWebFluxConfigurationTestreproducing Problem with muliple ObjectMapper and WebFluxHateoasConfiguration.HypermediaWebFluxConfigurer.hypermediaWebFluxConfigurer(...) #2273 with two namedJsonMapperbeans.Test plan
./mvnw test -Dtest=MultipleJsonMapperWebFluxConfigurationTest./mvnw test -Dtest=HypermediaWebFluxConfigurerTest./mvnw test(JDK 21 / Temurin)Closes #2273