Package io.hekate.messaging.intercept

Interface MessageInterceptor

All Known Subinterfaces:

AllMessageInterceptor<T>, ClientMessageInterceptor<T>, ServerMessageInterceptor<T>

public interface MessageInterceptor

« start hereMessage interceptor.

This is a marker interface for ClientMessageInterceptor and ServerMessageInterceptor.

Instances of this interface can be registered to a messaging channel in order to intercept and transform messages on the client side (via ClientMessageInterceptor), on the server side (via ServerMessageInterceptor) or on both sides (via AllMessageInterceptor).

              Client Node                                             Server Node
       (ClientMessageInterceptor)                               (ServerMessageInterceptor)
 +-------------------------------------+       request       +-----------------------------+
 | interceptClientSend(...)            + ------------------> + interceptServerReceive(...) |
 +-------------------------------------+                     +-------------+---------------+
                                                                    process request
 +-------------------------------------+       response      +-------------v---------------+
 | interceptClientReceiveResponse(...) + <------------------ + interceptServerSend(...)    |
 +-------------------------------------+                     +-----------------------------+
 

See Also:

MessagingChannelConfig.setInterceptors(List)