mirror of
https://github.com/kidfromjupiter/nearby.git
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66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef PLATFORM_PUBLIC_TASK_RUNNER_IMPL_H_
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#define PLATFORM_PUBLIC_TASK_RUNNER_IMPL_H_
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// Kludge: third_party/leveldb introduces macro UNICODE to all its dependents
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// and causes CreateMutex to expand to CreateMutexW.
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#if defined(_WIN32) && defined(UNICODE)
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#pragma push_macro("UNICODE")
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#define UNICODE_PUSHED
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#undef UNICODE
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#endif
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#include <functional>
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#include <memory>
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#include <utility>
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#include "absl/base/thread_annotations.h"
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#include "absl/container/flat_hash_map.h"
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#include "absl/synchronization/mutex.h"
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#include "internal/platform/multi_thread_executor.h"
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#include "internal/platform/task_runner.h"
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#include "internal/platform/timer.h"
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namespace nearby {
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class TaskRunnerImpl : public TaskRunner {
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public:
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explicit TaskRunnerImpl(uint32_t runner_count);
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~TaskRunnerImpl() override;
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bool PostTask(std::function<void()> task) override;
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bool PostDelayedTask(absl::Duration delay,
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std::function<void()> task) override
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ABSL_LOCKS_EXCLUDED(mutex_);
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private:
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uint64_t GenerateId();
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mutable absl::Mutex mutex_;
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std::unique_ptr<::nearby::MultiThreadExecutor> executor_;
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absl::flat_hash_map<uint64_t, std::unique_ptr<Timer>> timers_map_
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ABSL_GUARDED_BY(mutex_);
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};
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} // namespace nearby
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#ifdef UNICODE_PUSHED
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#pragma pop_macro("UNICODE")
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#undef UNICODE_PUSHED
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#endif
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#endif // PLATFORM_PUBLIC_TASK_RUNNER_IMPL_H_
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