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-rw-r--r--python/qpid/concurrency.py106
1 files changed, 0 insertions, 106 deletions
diff --git a/python/qpid/concurrency.py b/python/qpid/concurrency.py
deleted file mode 100644
index eefe0d445f..0000000000
--- a/python/qpid/concurrency.py
+++ /dev/null
@@ -1,106 +0,0 @@
-#
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements. See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership. The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License. You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied. See the License for the
-# specific language governing permissions and limitations
-# under the License.
-#
-
-import compat, inspect, time
-
-def synchronized(meth):
- args, vargs, kwargs, defs = inspect.getargspec(meth)
- scope = {}
- scope["meth"] = meth
- exec """
-def %s%s:
- %s
- %s._lock.acquire()
- try:
- return meth%s
- finally:
- %s._lock.release()
-""" % (meth.__name__, inspect.formatargspec(args, vargs, kwargs, defs),
- repr(inspect.getdoc(meth)), args[0],
- inspect.formatargspec(args, vargs, kwargs, defs,
- formatvalue=lambda x: ""),
- args[0]) in scope
- return scope[meth.__name__]
-
-class Waiter(object):
-
- def __init__(self, condition):
- self.condition = condition
-
- def wait(self, predicate, timeout=None):
- passed = 0
- start = time.time()
- while not predicate():
- if timeout is None:
- # XXX: this timed wait thing is not necessary for the fast
- # condition from this module, only for the condition impl from
- # the threading module
-
- # using the timed wait prevents keyboard interrupts from being
- # blocked while waiting
- self.condition.wait(3)
- elif passed < timeout:
- self.condition.wait(timeout - passed)
- else:
- return bool(predicate())
- passed = time.time() - start
- return True
-
- def notify(self):
- self.condition.notify()
-
- def notifyAll(self):
- self.condition.notifyAll()
-
-class Condition:
-
- def __init__(self, lock):
- self.lock = lock
- self.waiters = []
- self.waiting = []
-
- def notify(self):
- assert self.lock._is_owned()
- if self.waiting:
- self.waiting[0].wakeup()
-
- def notifyAll(self):
- assert self.lock._is_owned()
- for w in self.waiting:
- w.wakeup()
-
- def wait(self, timeout=None):
- assert self.lock._is_owned()
- if not self.waiters:
- self.waiters.append(compat.selectable_waiter())
- sw = self.waiters.pop(0)
- self.waiting.append(sw)
- try:
- st = self.lock._release_save()
- sw.wait(timeout)
- finally:
- self.lock._acquire_restore(st)
- self.waiting.remove(sw)
- self.waiters.append(sw)
-
- def gc(self):
- assert self.lock._is_owned()
- while self.waiters:
- sw = self.waiters.pop(0)
- sw.close()