https://docs.spring.io/spring-framework/docs/5.3.8/javadoc-api/org/springframework/http/codec/ClientCodecConfigurer.MultipartCodecs.html
ClientCodecConfigurer.MultipartCodecs (Spring Framework 5.3.8 API)
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https://docs.spring.io/spring-framework/docs/5.3.8/javadoc-api/org/springframework/http/codec/ClientCodecConfigurer.ClientDefaultCodecs.html
ClientCodecConfigurer.ClientDefaultCodecs (Spring Framework 5.3.8 API)
spring frameworkapi