# Package org.springframework.messaging.handler.invocation

Common infrastructure for invoking message handler methods.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  HandlerMethodArgumentResolver | Strategy interface for resolving method parameters into argument values in the context of a given `Message`.
  HandlerMethodReturnValueHandler | Strategy interface to handle the value returned from the invocation of a method handling a `Message`.

- Class Summary
  Class | Description
  --- | ---
  AbstractExceptionHandlerMethodResolver | Cache exception handling method mappings and provide options to look up a method that should handle an exception.
  AbstractMethodMessageHandler<T> | Abstract base class for HandlerMethod-based message handling.
  HandlerMethodArgumentResolverComposite | Resolves method parameters by delegating to a list of registered `HandlerMethodArgumentResolver`.
  HandlerMethodReturnValueHandlerComposite |
  InvocableHandlerMethod | Invokes the handler method for a given message after resolving its method argument values through registered `HandlerMethodArgumentResolver`s.

## Package org.springframework.messaging.handler.invocation Description

Common infrastructure for invoking message handler methods.