2 * Copyright 2014 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #include <folly/experimental/wangle/concurrent/ThreadPoolExecutor.h>
19 #include <folly/io/async/EventBase.h>
21 namespace folly { namespace wangle {
23 class IOThreadPoolExecutor : public ThreadPoolExecutor {
25 explicit IOThreadPoolExecutor(
27 std::unique_ptr<ThreadFactory> threadFactory =
28 folly::make_unique<NamedThreadFactory>("IOThreadPool"));
30 ~IOThreadPoolExecutor();
32 void add(Func func) override;
35 ThreadPtr makeThread() override;
36 void threadRun(ThreadPtr thread) override;
37 void stopThreads(size_t n) override;
38 uint64_t getPendingTaskCount() override;
40 struct FOLLY_ALIGN_TO_AVOID_FALSE_SHARING IOThread : public Thread {
41 IOThread() : shouldRun(true), pendingTasks(0) {};
42 std::atomic<bool> shouldRun;
43 std::atomic<size_t> pendingTasks;