Request-Router

The request-router combination allows for an asynchronous server that can be utilized by multiple clients.
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Collaboration diagram for Request-Router:

Classes
class	UMPS::Messaging::RequestRouter::Request
	A ZeroMQ request for use in the request-router combination. More...
class	UMPS::Messaging::RequestRouter::RequestOptions
	Defines the request socket options. More...
class	UMPS::Messaging::RequestRouter::Router
	A ZeroMQ router for use in the request-router combination. More...
class	UMPS::Messaging::RequestRouter::RouterOptions
	Defines the router socket options. A router works like a service. After binding to the endpoint, the service will run in a thread according to the following pseudo-code while (true) { Wait for message on the end point until specified time out if (Message Received) { Process message with callback Return response to sender. } if (Termination Requested) { Exit while loop. } }. More...

Detailed Description

The request-router combination allows for an asynchronous server that can be utilized by multiple clients.

The Router-Router

Those who are reading closely may wonder how UMPS provides for remote interaction with distributed modules. The answer is a router-router combination. This (difficult to implement) pattern allows for point-to-point communication over a network. At the moment, this pattern is not exposed in UMPS simply because for most applications it is not useful.