@NonNullApi @NonNullFields

# Package org.springframework.messaging.handler.annotation

Annotations and support classes for handling messages.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  ValueConstants | Common annotation value constants.

- Annotation Types Summary
  Annotation Type | Description
  --- | ---
  DestinationVariable | Annotation that indicates a method parameter should be bound to a template variable in a destination template string.
  Header | Annotation which indicates that a method parameter should be bound to a message header.
  Headers | Annotation which indicates that a method parameter should be bound to the headers of a message.
  MessageExceptionHandler | Annotation for handling exceptions thrown from message-handling methods within a specific handler class.
  MessageMapping | Annotation for mapping a `Message` onto a message-handling method by matching the declared `patterns` to a destination extracted from the message.
  Payload | Annotation that binds a method parameter to the payload of a message.
  SendTo | Annotation that indicates a method's return value should be converted to a `Message` if necessary and sent to the specified destination.

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

Annotations and support classes for handling messages.