| Name | Description | Type | Package | Framework |
| MissingSessionUserException | Class | org.springframework.messaging.simp.annotation.support | Spring MVC | |
| PrincipalMethodArgumentResolver | Class | org.springframework.messaging.simp.annotation.support | Spring MVC | |
| SendToMethodReturnValueHandler | A HandlerMethodReturnValueHandler for sending to destinations specified in aSendTo or SendToUser method-level annotations. | Class | org.springframework.messaging.simp.annotation.support | Spring MVC |
| SimpAnnotationMethodMessageHandler | A handler for messages delegating to @MessageMappingand @SubscribeMapping annotated methods. | Class | org.springframework.messaging.simp.annotation.support | Spring MVC |
| SubscriptionMethodReturnValueHandler | A HandlerMethodReturnValueHandler for replying directly to a subscription. | Class | org.springframework.messaging.simp.annotation.support | Spring MVC |