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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef REMOTING_HOST_PROCESS_STATS_SENDER_H_ |
| 6 #define REMOTING_HOST_PROCESS_STATS_SENDER_H_ |
| 7 |
| 8 #include <initializer_list> |
| 9 #include <vector> |
| 10 |
| 11 #include "base/threading/thread_checker.h" |
| 12 #include "base/time/time.h" |
| 13 #include "base/timer/timer.h" |
| 14 #include "remoting/proto/process_stats.pb.h" |
| 15 #include "remoting/protocol/process_stats_stub.h" |
| 16 |
| 17 namespace remoting { |
| 18 |
| 19 class ProcessStatsAgent; |
| 20 |
| 21 // A component to report process statistic data regularly, it starts immediately |
| 22 // after construction, and stops after destruction. |
| 23 // All public functions, including constructor and destructor of the object of |
| 24 // ProcessStatsSender need to be executed in a same thread. |
| 25 class ProcessStatsSender final { |
| 26 public: |
| 27 // ProcessStatsSender reports statistic data to |host_stats_stub| once per |
| 28 // |interval|. |
| 29 // ProcessStatsSender does not take the ownership of both |host_stats_stub| |
| 30 // and |agents|. They must outlive the ProcessStatsSender object. |
| 31 ProcessStatsSender(protocol::ProcessStatsStub* host_stats_stub, |
| 32 base::TimeDelta interval, |
| 33 std::initializer_list<ProcessStatsAgent*> agents); |
| 34 |
| 35 ~ProcessStatsSender(); |
| 36 private: |
| 37 void ReportUsage(); |
| 38 |
| 39 protocol::ProcessStatsStub* const host_stats_stub_; |
| 40 std::vector<ProcessStatsAgent*> agents_; |
| 41 base::RepeatingTimer timer_; |
| 42 const base::ThreadChecker thread_checker_; |
| 43 }; |
| 44 |
| 45 } // namespace remoting |
| 46 |
| 47 #endif // REMOTING_HOST_PROCESS_STATS_SENDER_H_ |
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