mbed Connector Endpoint interface. This interface permits a mbed endpoint to easily setup MDS resources and emit those resources to an MDS server.
Dependents: IoT_LED_demo ServoTest uWater_Project hackathon ... more
Diff: api/ThreadedResourceObserver.cpp
- Revision:
- 61:143beb6d8800
- Parent:
- 60:167e8f021e30
diff -r 167e8f021e30 -r 143beb6d8800 api/ThreadedResourceObserver.cpp --- a/api/ThreadedResourceObserver.cpp Sat Sep 05 20:14:22 2015 +0000 +++ b/api/ThreadedResourceObserver.cpp Sun Sep 06 03:16:02 2015 +0000 @@ -54,7 +54,16 @@ while(true) { Thread::wait(me->getSleepTime()); if (me->isObserving() == true && me->getResource() != NULL && nsdl_endpoint_is_registered() == true) { - me->getResource()->observe(me->getResource()->implementsObservation()); + // + // implementsObservation(): This switch denotes whether this threaded resource generates its own observations or relies on the heartbeat (time-based) mechanism. + // -- if resource itself doesn't implement it, then we can call notify() with the get() on each heartbeat of the threaded resource (see note below) + // -- otherwise, we let the resource itself call observe() as part of its observation implementation + // + // note: this is independent of whether the resource, when declared, is defined as an observable resource or not. If not, then notify() wont be called + // as there will be no observations for this resource regardless of this switch value. + // + bool do_notify = !(me->getResource()->implementsObservation()); + me->getResource()->observe(do_notify); //__threaded_led = !__threaded_led; } }