mirror of
https://github.com/kidfromjupiter/nearby.git
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56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
// Copyright 2020 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_PENDING_JOB_REGISTRY_H_
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#define PLATFORM_PUBLIC_PENDING_JOB_REGISTRY_H_
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#include "absl/base/thread_annotations.h"
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#include "absl/time/time.h"
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#include "internal/platform/mutex.h"
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namespace location {
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namespace nearby {
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// A global registry of running tasks. The goal is to help us monitor
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// tasks that are either waiting too long for their turn or they never finish
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class PendingJobRegistry {
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public:
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static PendingJobRegistry& GetInstance();
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~PendingJobRegistry();
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void AddPendingJob(const std::string& name, absl::Time post_time);
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void RemovePendingJob(const std::string& name, absl::Time post_time);
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void AddRunningJob(const std::string& name, absl::Time post_time);
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void RemoveRunningJob(const std::string& name, absl::Time post_time);
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void ListJobs();
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private:
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PendingJobRegistry();
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std::string CreateKey(const std::string& name, absl::Time post_time);
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Mutex mutex_;
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absl::flat_hash_map<const std::string, absl::Time> pending_jobs_
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ABSL_GUARDED_BY(mutex_);
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absl::flat_hash_map<const std::string, absl::Time> running_jobs_
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ABSL_GUARDED_BY(mutex_);
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absl::Time list_jobs_time_ ABSL_GUARDED_BY(mutex_) = absl::UnixEpoch();
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};
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} // namespace nearby
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} // namespace location
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#endif // PLATFORM_PUBLIC_PENDING_JOB_REGISTRY_H_
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