Request handlers¶
-
class
tornadose.handlers.
BaseHandler
(application, request, **kwargs)[source]¶ Bases:
tornado.web.RequestHandler
Base handler for subscribers. To be compatible with data stores defined in
tornadose.stores
, custom handlers should inherit this class and implement thesubmit()
andpublish()
methods.
-
class
tornadose.handlers.
EventSource
(application, request, **kwargs)[source]¶ Bases:
tornadose.handlers.BaseHandler
Handler for server-sent events a.k.a. EventSource.
The EventSource interface has a few advantages over websockets:
- It is a normal HTTP connection and so can be more easily monitored than websockets using tools like curl or HTTPie.
- Browsers generally automatically try to reestablish a lost connection.
- The publish/subscribe pattern is better suited to some applications than the full duplex model of websockets.
-
class
tornadose.handlers.
WebSocketSubscriber
(application, request, **kwargs)[source]¶ Bases:
tornadose.handlers.BaseHandler
,tornado.websocket.WebSocketHandler
A Websocket-based subscription handler to be used with
tornadose.stores.QueueStore
.