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added proactive leak detection method

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This commit is contained in:
Darren Ranalli 2008-10-21 18:56:50 +00:00
parent 06ed6e8cba
commit fe4f03c868
1 changed files with 20 additions and 0 deletions
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20
direct/src/showbase/DirectObject.py
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@ -3,6 +3,7 @@
__all__ = ['DirectObject']
from direct.directnotify.DirectNotifyGlobal import directNotify
from MessengerGlobal import messenger
from direct.showbase.PythonUtil import ClassTree
@ -81,3 +82,22 @@ class DirectObject:
def _clearTask(self, task):
del self._taskList[task.id]
def detectLeaks(self):
# call this after the DirectObject instance has been destroyed
# if it's leaking, will notify user
# make sure we're not still listening for messenger events
events = messenger.getAllAccepting(self)
# make sure we're not leaking tasks
# TODO: include tasks that were added directly to the taskMgr
tasks = []
if hasattr(self, '_taskList'):
tasks = [task.name for task in self._taskList.values()]
if len(events) or len(tasks):
estr = choice(len(events), 'listening to events: %s' % events, '')
andStr = choice(len(events) and len(tasks), ' and ', '')
tstr = choice(len(tasks), '%srunning tasks: %s' % (andStr, tasks), '')
notify = directNotify.newCategory('LeakDetect')
func = choice(getRepository()._crashOnProactiveLeakDetect,
self.notify.error, self.notify.warning)
func('destroyed %s instance is still %s%s' % (self.__class__.__name__, estr, tstr))