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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ | 5 #ifndef COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ |
| 6 #define COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ | 6 #define COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ |
| 7 | 7 |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 #include <vector> | 10 #include <vector> |
| 11 | 11 |
| 12 #include "base/macros.h" | 12 #include "base/macros.h" |
| 13 #include "base/memory/scoped_vector.h" | 13 #include "base/memory/scoped_vector.h" |
| 14 #include "base/memory/weak_ptr.h" | 14 #include "base/memory/weak_ptr.h" |
| 15 #include "base/observer_list.h" | 15 #include "base/observer_list.h" |
| 16 #include "base/threading/thread_checker.h" | 16 #include "base/threading/thread_checker.h" |
| 17 | 17 |
| 18 namespace net { | 18 class GURL; |
| 19 class URLRequest; | 19 |
| 20 namespace base { |
| 21 class TimeTicks; |
| 20 } | 22 } |
| 21 | 23 |
| 22 namespace data_usage { | 24 namespace data_usage { |
| 23 struct DataUse; | 25 struct DataUse; |
| 24 | 26 |
| 25 // Class that collects and aggregates network usage, reporting the usage to | 27 // Class that collects and aggregates network usage, reporting the usage to |
| 26 // observers. Should only be used on the IO thread. | 28 // observers. Should only be used on the IO thread. |
| 27 class DataUseAggregator { | 29 class DataUseAggregator { |
| 28 public: | 30 public: |
| 29 class Observer { | 31 class Observer { |
| 30 public: | 32 public: |
| 31 virtual ~Observer() {} | 33 virtual ~Observer() {} |
| 32 // Each of the elements of |data_use_sequence| are guaranteed to be | 34 // Each of the elements of |data_use_sequence| are guaranteed to be |
| 33 // non-NULL. | 35 // non-NULL. |
| 34 virtual void OnDataUse( | 36 virtual void OnDataUse( |
| 35 const std::vector<const DataUse*>& data_use_sequence) = 0; | 37 const std::vector<const DataUse*>& data_use_sequence) = 0; |
| 36 }; | 38 }; |
| 37 | 39 |
| 38 DataUseAggregator(); | 40 DataUseAggregator(); |
| 39 virtual ~DataUseAggregator(); | 41 virtual ~DataUseAggregator(); |
| 40 | 42 |
| 41 void AddObserver(Observer* observer); | 43 void AddObserver(Observer* observer); |
| 42 void RemoveObserver(Observer* observer); | 44 void RemoveObserver(Observer* observer); |
| 43 | 45 |
| 44 // Virtual for testing. | 46 // Virtual for testing. |
| 45 virtual void ReportDataUse(const net::URLRequest& request, | 47 virtual void ReportDataUse(int64_t tx_bytes, |
| 46 int32_t tab_id, | 48 int64_t rx_bytes, |
| 47 int64_t tx_bytes, | 49 const GURL& url, |
| 48 int64_t rx_bytes); | 50 const base::TimeTicks& request_start, |
| 51 const GURL& first_party_for_cookies, |
| 52 int32_t tab_id); |
| 49 | 53 |
| 50 // Account for off-the-record data use. This usage is only kept track of here | 54 // Account for off-the-record data use. This usage is only kept track of here |
| 51 // so that it can be taken out of any amortized data usage calculations, and a | 55 // so that it can be taken out of any amortized data usage calculations, and a |
| 52 // per-request breakdown of off-the-record data usage will never leave the | 56 // per-request breakdown of off-the-record data usage will never leave the |
| 53 // DataUseAggregator. | 57 // DataUseAggregator. |
| 54 // Virtual for testing. | 58 // Virtual for testing. |
| 55 virtual void ReportOffTheRecordDataUse(int64_t tx_bytes, int64_t rx_bytes); | 59 virtual void ReportOffTheRecordDataUse(int64_t tx_bytes, int64_t rx_bytes); |
| 56 | 60 |
| 57 base::WeakPtr<DataUseAggregator> GetWeakPtr(); | 61 base::WeakPtr<DataUseAggregator> GetWeakPtr(); |
| 58 | 62 |
| (...skipping 17 matching lines...) Expand all Loading... |
| 76 bool is_flush_pending_; | 80 bool is_flush_pending_; |
| 77 | 81 |
| 78 base::WeakPtrFactory<DataUseAggregator> weak_ptr_factory_; | 82 base::WeakPtrFactory<DataUseAggregator> weak_ptr_factory_; |
| 79 | 83 |
| 80 DISALLOW_COPY_AND_ASSIGN(DataUseAggregator); | 84 DISALLOW_COPY_AND_ASSIGN(DataUseAggregator); |
| 81 }; | 85 }; |
| 82 | 86 |
| 83 } // namespace data_usage | 87 } // namespace data_usage |
| 84 | 88 |
| 85 #endif // COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ | 89 #endif // COMPONENTS_DATA_USAGE_CORE_DATA_USE_AGGREGATOR_H_ |
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