channels in BlazeDS

To send message across the network , the client users channels. A channel encapsulates message formats, network protocols, and network behaviours to decouple them from services ,destinations ,and applications code.A channel formats and translates message into a network-specific form and delivers them to an endpoint on the server . Channels also impose an order to the flow of messages sent to the server and order of corresponding responses. Order is important to ensure that interactions between the client and server occur in a consistent,predictable fashion.

 

Channel-set manage the channels. A channel set contains channels orderd by preference.