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Code Issues Releases Wiki Activity

make sure subscriptions are no longer scheduled when they are canceled

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This commit is contained in:
Joel Bender 2016-09-16 14:52:12 -04:00
parent ca204c1fc3
commit ac36e50324
1 changed files with 11 additions and 0 deletions
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11
py27/bacpypes/service/cov.py
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@ -240,6 +240,10 @@ class COVDetection(DetectionAlgorithm):
# let the application send it
self.obj._app.cov_notification(cov, request)
def __str__(self):
return "<" + self.__class__.__name__ + \
"(" + ','.join(self.properties_tracked) + ')' + \
">"
class GenericCriteria(COVDetection):
@ -503,6 +507,11 @@ class ChangeOfValueServices(Capability):
def cancel_subscription(self, cov):
if _debug: ChangeOfValueServices._debug("cancel_subscription %r", cov)
# cancel the subscription timeout
if cov.isScheduled:
cov.suspend_task()
if _debug: ChangeOfValueServices._debug(" - task suspended")
# remove it to the list of all active subscriptions
self.active_cov_subscriptions.remove(cov)
@ -514,6 +523,8 @@ class ChangeOfValueServices(Capability):
# if the detection algorithm doesn't have any subscriptions, remove it
if not len(cov_detection.cov_subscriptions):
if _debug: ChangeOfValueServices._debug(" - no more subscriptions")
# unbind all the hooks into the object
cov_detection.unbind()