Sha256: 095b0e11c5d77719ef3896ba84bb9334fbe875e6a812ea9c3fdde35ad0488823
Contents?: true
Size: 1.27 KB
Versions: 10
Compression:
Stored size: 1.27 KB
Contents
# Copyright (C) 2018-2020 MongoDB Inc.
#
# Licensed 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.
module Mongo
# This is a semaphore implementation essentially encapsulating the
# sample code at https://ruby-doc.org/stdlib-2.0.0/libdoc/thread/rdoc/ConditionVariable.html.
#
# @api private
class Semaphore
def initialize
@lock = Mutex.new
@cv = ConditionVariable.new
end
# Waits for the semaphore to be signaled up to timeout seconds.
# If semaphore is not signaled, returns after timeout seconds.
def wait(timeout = nil)
@lock.synchronize do
@cv.wait(@lock, timeout)
end
end
def broadcast
@lock.synchronize do
@cv.broadcast
end
end
def signal
@lock.synchronize do
@cv.signal
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems