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import threading,time
from logger import main_log, exception_log
from operationscore.ThreadedSmootCoreObject import ThreadedSmootCoreObject
#Abstract class for inputs. Inheriting classes should call "respond" to raise
#their event. Inheriting classes MUST define sensingLoop. Called at the
#interval specified in RefreshInterval while the input is active. For example, if you are writing
#webserver, this is where the loop should go.
#Inheriting classes MAY define inputInit. This is called before the loop
#begins.
import pdb
class Input(ThreadedSmootCoreObject):
#Event scope is a function pointer the function that will get called when
#an Parent is raised.
def init(self):
self.eventQueue = []
if not 'RefreshInterval' in self.argDict:
self.argDict['RefreshInterval'] = 500
self.parentScope = self.argDict['parentScope']
self.inputInit()
def respond(self, eventDict):
#if eventDict != []:
self.parentScope.lock.acquire()
self.parentScope.processResponse(self.argDict, eventDict)
self.parentScope.lock.release()
time.sleep(.001)
def parentAlive(self):
try:
parentAlive = self.parentScope.alive()
return parentAlive
except:
return False
def run(self):
while 1:
try:
die = self.parentAlive()
except:
break
time.sleep(self.argDict['RefreshInterval']/float(1000))
self.acquireLock()
self.sensingLoop()
self.releaseLock()
def sensingLoop(self):
pass
def inputInit(self):
pass
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