Multiple Incoming Channels Experimental Multiple @Incomings is an experimental feature. The @Incoming annotation is repeatable. It means that the method receives the messages transiting on every listed channels, in no specific order: 1 2 3 4 5 6@Incoming("channel-1") @Incoming("channel-2") public String process(String s) { // get messages from channel-1 and channel-2 return s.toUpperCase(); }