org.springframework.messaging.handler.annotation.support (Spring Framework 5.2.12.RELEASE API)

Support classes for working with annotated message-handling methods.

Interface Summary
Interface Description
MessageHandlerMethodFactory
A factory for InvocableHandlerMethod that is suitable to process an incoming Message

Class Summary
Class	Description
AbstractNamedValueMethodArgumentResolver	Abstract base class to resolve method arguments from a named value, e.g.
AbstractNamedValueMethodArgumentResolver.NamedValueInfo	Represents a named value declaration.
AnnotationExceptionHandlerMethodResolver	A sub-class of `AbstractExceptionHandlerMethodResolver` that looks for `MessageExceptionHandler`-annotated methods in a given class.
DefaultMessageHandlerMethodFactory	The default `MessageHandlerMethodFactory` implementation creating an `InvocableHandlerMethod` with the necessary `HandlerMethodArgumentResolver` instances to detect and process most of the use cases defined by `MessageMapping`.
DestinationVariableMethodArgumentResolver	Resolve for `@DestinationVariable` method parameters.
HeaderMethodArgumentResolver	Resolver for `@Header` arguments.
HeadersMethodArgumentResolver	Argument resolver for headers.
MessageMethodArgumentResolver	`HandlerMethodArgumentResolver` for `Message` method arguments.
PayloadArgumentResolver	Deprecated. as of 5.2, in favor of `PayloadMethodArgumentResolver`
PayloadMethodArgumentResolver	A resolver to extract and convert the payload of a message using a `MessageConverter`.

Exception Summary
Exception	Description
MethodArgumentNotValidException	Exception to be thrown when a method argument fails validation perhaps as a result of `@Valid` style validation, or perhaps because it is required.
MethodArgumentTypeMismatchException	Exception that indicates that a method argument has not the expected type.