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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_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ | 5 #ifndef COMPONENTS_DATA_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ |
6 #define COMPONENTS_DATA_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ | 6 #define COMPONENTS_DATA_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <string> | 11 #include <string> |
12 | 12 |
13 #include "base/callback.h" | 13 #include "base/callback.h" |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/time/time.h" | 15 #include "base/time/time.h" |
16 #include "build/build_config.h" | 16 #include "build/build_config.h" |
17 #include "components/data_use_measurement/core/data_use_user_data.h" | 17 #include "components/data_use_measurement/core/data_use_user_data.h" |
18 #include "components/metrics/data_use_tracker.h" | 18 #include "components/metrics/data_use_tracker.h" |
19 | 19 |
20 #if defined(OS_ANDROID) | 20 #if defined(OS_ANDROID) |
21 #include "base/android/application_status_listener.h" | 21 #include "base/android/application_status_listener.h" |
22 #endif | 22 #endif |
23 | 23 |
24 class GURL; | 24 class GURL; |
25 | 25 |
26 namespace net { | 26 namespace net { |
| 27 class HttpResponseHeaders; |
27 class URLRequest; | 28 class URLRequest; |
28 } | 29 } |
29 | 30 |
30 namespace data_use_measurement { | 31 namespace data_use_measurement { |
31 | 32 |
32 class DataUseAscriber; | 33 class DataUseAscriber; |
33 class URLRequestClassifier; | 34 class URLRequestClassifier; |
34 | 35 |
35 // Records the data use of user traffic and various services in UMA histograms. | 36 // Records the data use of user traffic and various services in UMA histograms. |
36 // The UMA is broken down by network technology used (Wi-Fi vs cellular). On | 37 // The UMA is broken down by network technology used (Wi-Fi vs cellular). On |
37 // Android, the UMA is further broken down by whether the application was in the | 38 // Android, the UMA is further broken down by whether the application was in the |
38 // background or foreground during the request. | 39 // background or foreground during the request. |
39 // TODO(amohammadkhan): Complete the layered architecture. | 40 // TODO(amohammadkhan): Complete the layered architecture. |
40 // http://crbug.com/527460 | 41 // http://crbug.com/527460 |
41 class DataUseMeasurement { | 42 class DataUseMeasurement { |
42 public: | 43 public: |
43 DataUseMeasurement( | 44 DataUseMeasurement( |
44 std::unique_ptr<URLRequestClassifier> url_request_classifier, | 45 std::unique_ptr<URLRequestClassifier> url_request_classifier, |
45 const metrics::UpdateUsagePrefCallbackType& metrics_data_use_forwarder, | 46 const metrics::UpdateUsagePrefCallbackType& metrics_data_use_forwarder, |
46 DataUseAscriber* ascriber); | 47 DataUseAscriber* ascriber); |
47 ~DataUseMeasurement(); | 48 ~DataUseMeasurement(); |
48 | 49 |
49 // Called before a request is sent. | 50 // Called before a request is sent. |
50 void OnBeforeURLRequest(net::URLRequest* request); | 51 void OnBeforeURLRequest(net::URLRequest* request); |
51 | 52 |
52 // Called right after a redirect response code was received for |request|. | 53 // Called right after a redirect response code was received for |request|. |
53 void OnBeforeRedirect(const net::URLRequest& request, | 54 void OnBeforeRedirect(const net::URLRequest& request, |
54 const GURL& new_location); | 55 const GURL& new_location); |
55 | 56 |
| 57 // Called when response headers are received for |request|. |
| 58 void OnHeadersReceived(net::URLRequest* request, |
| 59 const net::HttpResponseHeaders* response_headers); |
| 60 |
56 // Called when data is received or sent on the network, respectively. | 61 // Called when data is received or sent on the network, respectively. |
57 void OnNetworkBytesReceived(const net::URLRequest& request, | 62 void OnNetworkBytesReceived(const net::URLRequest& request, |
58 int64_t bytes_received); | 63 int64_t bytes_received); |
59 void OnNetworkBytesSent(const net::URLRequest& request, int64_t bytes_sent); | 64 void OnNetworkBytesSent(const net::URLRequest& request, int64_t bytes_sent); |
60 | 65 |
61 // Indicates that |request| has been completed or failed. | 66 // Indicates that |request| has been completed or failed. |
62 void OnCompleted(const net::URLRequest& request, bool started); | 67 void OnCompleted(const net::URLRequest& request, bool started); |
63 | 68 |
64 #if defined(OS_ANDROID) | 69 #if defined(OS_ANDROID) |
65 // This function should just be used for testing purposes. A change in | 70 // This function should just be used for testing purposes. A change in |
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130 bool is_connection_cellular, | 135 bool is_connection_cellular, |
131 int64_t message_size) const; | 136 int64_t message_size) const; |
132 | 137 |
133 // Records data use histograms split on TrafficDirection, AppState and | 138 // Records data use histograms split on TrafficDirection, AppState and |
134 // TabState. | 139 // TabState. |
135 void RecordTabStateHistogram(TrafficDirection dir, | 140 void RecordTabStateHistogram(TrafficDirection dir, |
136 DataUseUserData::AppState app_state, | 141 DataUseUserData::AppState app_state, |
137 bool is_tab_visible, | 142 bool is_tab_visible, |
138 int64_t bytes); | 143 int64_t bytes); |
139 | 144 |
| 145 // Records data use histograms of user traffic and services traffic split on |
| 146 // content type, AppState and TabState. |
| 147 void RecordContentTypeHistogram( |
| 148 DataUseUserData::DataUseContentType content_type, |
| 149 bool is_user_traffic, |
| 150 DataUseUserData::AppState app_state, |
| 151 bool is_tab_visible, |
| 152 int64_t bytes); |
| 153 |
140 // Classifier for identifying if an URL request is user initiated. | 154 // Classifier for identifying if an URL request is user initiated. |
141 std::unique_ptr<URLRequestClassifier> url_request_classifier_; | 155 std::unique_ptr<URLRequestClassifier> url_request_classifier_; |
142 | 156 |
143 // Callback for updating data use prefs. | 157 // Callback for updating data use prefs. |
144 // TODO(rajendrant): If a similar mechanism would need be used for components | 158 // TODO(rajendrant): If a similar mechanism would need be used for components |
145 // other than metrics, then the better approach would be to refactor this | 159 // other than metrics, then the better approach would be to refactor this |
146 // class to support registering arbitrary observers. crbug.com/601185 | 160 // class to support registering arbitrary observers. crbug.com/601185 |
147 metrics::UpdateUsagePrefCallbackType metrics_data_use_forwarder_; | 161 metrics::UpdateUsagePrefCallbackType metrics_data_use_forwarder_; |
148 | 162 |
149 // DataUseAscriber used to get the attributes of data use. | 163 // DataUseAscriber used to get the attributes of data use. |
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176 // True if app is in background and first network read has not yet happened. | 190 // True if app is in background and first network read has not yet happened. |
177 bool no_reads_since_background_; | 191 bool no_reads_since_background_; |
178 #endif | 192 #endif |
179 | 193 |
180 DISALLOW_COPY_AND_ASSIGN(DataUseMeasurement); | 194 DISALLOW_COPY_AND_ASSIGN(DataUseMeasurement); |
181 }; | 195 }; |
182 | 196 |
183 } // namespace data_use_measurement | 197 } // namespace data_use_measurement |
184 | 198 |
185 #endif // COMPONENTS_DATA_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ | 199 #endif // COMPONENTS_DATA_USE_MEASUREMENT_CONTENT_DATA_USE_MEASUREMENT_H_ |
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