Package org.springframework.messaging.support

Added Classes and Interfaces
AbstractMessageChannel. ChannelInterceptorChain	Assists with the invocation of the configured channel interceptors.
ExecutorChannelInterceptor	An extension of ChannelInterceptor with callbacks to intercept the asynchronous sending of a org.springframework.messaging.Message to a specific subscriber through an java.util.concurrent.Executor.
HeaderMapper	Generic strategy interface for mapping MessageHeaders to and from other types of objects.
IdTimestampMessageHeaderInitializer	A MessageHeaderInitializer to customize the strategy for ID and TIMESTAMP message header generation.
MessageHeaderInitializer	Callback interface for initializing a MessageHeaderAccessor.

 

Changed Classes and Interfaces
AbstractMessageChannel	Abstract base class for MessageChannel implementations.
ChannelInterceptor	Interface for interceptors that are able to view and/or modify the Messages being sent-to and/or received-from a MessageChannel.
ChannelInterceptorAdapter	A ChannelInterceptor base class with empty method implementations as a convenience.
ErrorMessage	A GenericMessage with a Throwable payload.
ExecutorSubscribableChannel	A SubscribableChannel that sends messages to each of its subscribers.
GenericMessage	An implementation of Message with a generic payload.
MessageBuilder	A builder for creating a GenericMessage (or ErrorMessage if the payload is of type Throwable).
MessageHeaderAccessor	A base for classes providing strongly typed getters and setters as well as behavior around specific categories of headers (e.g.
NativeMessageHeaderAccessor	An extension of MessageHeaderAccessor that also stores and provides read/write access to message headers from an external source -- e.g.