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base / task / thread_pool / service_thread.h [blame]
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_TASK_THREAD_POOL_SERVICE_THREAD_H_
#define BASE_TASK_THREAD_POOL_SERVICE_THREAD_H_
#include "base/base_export.h"
#include "base/threading/thread.h"
namespace base {
namespace internal {
// The ThreadPool's ServiceThread is a mostly idle thread that is responsible
// for handling async events (e.g. delayed tasks and async I/O). Its role is to
// merely forward such events to their destination (hence staying mostly idle
// and highly responsive).
// It aliases Thread::Run() to enforce that ServiceThread::Run() be on the stack
// and make it easier to identify the service thread in stack traces.
class BASE_EXPORT ServiceThread : public Thread {
public:
ServiceThread();
ServiceThread(const ServiceThread&) = delete;
ServiceThread& operator=(const ServiceThread&) = delete;
~ServiceThread() override = default;
private:
// Thread:
void Run(RunLoop* run_loop) override;
};
} // namespace internal
} // namespace base
#endif // BASE_TASK_THREAD_POOL_SERVICE_THREAD_H_