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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #include "remoting/base/rate_counter.h" | 5 #include "remoting/base/rate_counter.h" | 
| 6 | 6 | 
| 7 #include "base/logging.h" | 7 #include "base/logging.h" | 
| 8 | 8 | 
| 9 namespace remoting { | 9 namespace remoting { | 
| 10 | 10 | 
| 11 RateCounter::RateCounter(base::TimeDelta time_window) | 11 RateCounter::RateCounter(base::TimeDelta time_window) | 
| 12     : time_window_(time_window), | 12     : time_window_(time_window), | 
| 13       sum_(0) { | 13       sum_(0) { | 
| 14   DCHECK_GT(time_window.InMilliseconds(), 0); | 14   DCHECK_GT(time_window.InMilliseconds(), 0); | 
| 15 } | 15 } | 
| 16 | 16 | 
| 17 RateCounter::~RateCounter() { | 17 RateCounter::~RateCounter() { | 
| 18 } | 18 } | 
| 19 | 19 | 
| 20 void RateCounter::Record(int64 value) { | 20 void RateCounter::Record(int64_t value) { | 
| 21   DCHECK(CalledOnValidThread()); | 21   DCHECK(CalledOnValidThread()); | 
| 22 | 22 | 
| 23   base::Time current_time = CurrentTime(); | 23   base::Time current_time = CurrentTime(); | 
| 24   EvictOldDataPoints(current_time); | 24   EvictOldDataPoints(current_time); | 
| 25   sum_ += value; | 25   sum_ += value; | 
| 26   data_points_.push(std::make_pair(current_time, value)); | 26   data_points_.push(std::make_pair(current_time, value)); | 
| 27 } | 27 } | 
| 28 | 28 | 
| 29 double RateCounter::Rate() { | 29 double RateCounter::Rate() { | 
| 30   DCHECK(CalledOnValidThread()); | 30   DCHECK(CalledOnValidThread()); | 
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| 53   } | 53   } | 
| 54 } | 54 } | 
| 55 | 55 | 
| 56 base::Time RateCounter::CurrentTime() const { | 56 base::Time RateCounter::CurrentTime() const { | 
| 57   if (current_time_for_test_ == base::Time()) | 57   if (current_time_for_test_ == base::Time()) | 
| 58     return base::Time::Now(); | 58     return base::Time::Now(); | 
| 59   return current_time_for_test_; | 59   return current_time_for_test_; | 
| 60 } | 60 } | 
| 61 | 61 | 
| 62 }  // namespace remoting | 62 }  // namespace remoting | 
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