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-rw-r--r--module/Scheduler.py141
1 files changed, 0 insertions, 141 deletions
diff --git a/module/Scheduler.py b/module/Scheduler.py
deleted file mode 100644
index 0bc396b69..000000000
--- a/module/Scheduler.py
+++ /dev/null
@@ -1,141 +0,0 @@
-# -*- coding: utf-8 -*-
-
-"""
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, see <http://www.gnu.org/licenses/>.
-
- @author: mkaay
-"""
-
-from time import time
-from heapq import heappop, heappush
-from thread import start_new_thread
-from threading import Lock
-
-class AlreadyCalled(Exception):
- pass
-
-
-class Deferred():
- def __init__(self):
- self.call = []
- self.result = ()
-
- def addCallback(self, f, *cargs, **ckwargs):
- self.call.append((f, cargs, ckwargs))
-
- def callback(self, *args, **kwargs):
- if self.result:
- raise AlreadyCalled
- self.result = (args, kwargs)
- for f, cargs, ckwargs in self.call:
- args += tuple(cargs)
- kwargs.update(ckwargs)
- f(*args ** kwargs)
-
-
-class Scheduler():
- def __init__(self, core):
- self.core = core
-
- self.queue = PriorityQueue()
-
- def addJob(self, t, call, args=[], kwargs={}, threaded=True):
- d = Deferred()
- t += time()
- j = Job(t, call, args, kwargs, d, threaded)
- self.queue.put((t, j))
- return d
-
-
- def removeJob(self, d):
- """
- :param d: defered object
- :return: if job was deleted
- """
- index = -1
-
- for i, j in enumerate(self.queue):
- if j[1].deferred == d:
- index = i
-
- if index >= 0:
- del self.queue[index]
- return True
-
- return False
-
- def work(self):
- while True:
- t, j = self.queue.get()
- if not j:
- break
- else:
- if t <= time():
- j.start()
- else:
- self.queue.put((t, j))
- break
-
-
-class Job():
- def __init__(self, time, call, args=[], kwargs={}, deferred=None, threaded=True):
- self.time = float(time)
- self.call = call
- self.args = args
- self.kwargs = kwargs
- self.deferred = deferred
- self.threaded = threaded
-
- def run(self):
- ret = self.call(*self.args, **self.kwargs)
- if self.deferred is None:
- return
- else:
- self.deferred.callback(ret)
-
- def start(self):
- if self.threaded:
- start_new_thread(self.run, ())
- else:
- self.run()
-
-
-class PriorityQueue():
- """ a non blocking priority queue """
-
- def __init__(self):
- self.queue = []
- self.lock = Lock()
-
- def __iter__(self):
- return iter(self.queue)
-
- def __delitem__(self, key):
- del self.queue[key]
-
- def put(self, element):
- self.lock.acquire()
- heappush(self.queue, element)
- self.lock.release()
-
- def get(self):
- """ return element or None """
- self.lock.acquire()
- try:
- el = heappop(self.queue)
- return el
- except IndexError:
- return None, None
- finally:
- self.lock.release() \ No newline at end of file