OLD | NEW |
1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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_METRICS_FILE_METRICS_PROVIDER_H_ | 5 #ifndef COMPONENTS_METRICS_FILE_METRICS_PROVIDER_H_ |
6 #define COMPONENTS_METRICS_FILE_METRICS_PROVIDER_H_ | 6 #define COMPONENTS_METRICS_FILE_METRICS_PROVIDER_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 #include <memory> | 9 #include <memory> |
10 #include <string> | 10 #include <string> |
11 | 11 |
12 #include "base/callback.h" | 12 #include "base/callback.h" |
13 #include "base/files/file_path.h" | 13 #include "base/files/file_path.h" |
14 #include "base/gtest_prod_util.h" | 14 #include "base/gtest_prod_util.h" |
15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
16 #include "base/threading/thread_checker.h" | 16 #include "base/threading/thread_checker.h" |
17 #include "base/time/time.h" | 17 #include "base/time/time.h" |
18 #include "components/metrics/metrics_provider.h" | 18 #include "components/metrics/metrics_provider.h" |
19 | 19 |
20 class PrefRegistrySimple; | 20 class PrefRegistrySimple; |
21 class PrefService; | 21 class PrefService; |
22 | 22 |
23 namespace base { | 23 namespace base { |
24 class MemoryMappedFile; | |
25 class PersistentMemoryAllocator; | |
26 class TaskRunner; | 24 class TaskRunner; |
27 } | 25 } |
28 | 26 |
29 namespace metrics { | 27 namespace metrics { |
30 | 28 |
31 // FileMetricsProvider gathers and logs histograms written to files on disk. | 29 // FileMetricsProvider gathers and logs histograms written to files on disk. |
32 // Any number of files can be registered and will be polled once per upload | 30 // Any number of files can be registered and will be polled once per upload |
33 // cycle (at startup and periodically thereafter -- about every 30 minutes | 31 // cycle (at startup and periodically thereafter -- about every 30 minutes |
34 // for desktop) for data to send. | 32 // for desktop) for data to send. |
35 class FileMetricsProvider : public MetricsProvider { | 33 class FileMetricsProvider : public MetricsProvider { |
(...skipping 161 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
197 | 195 |
198 base::ThreadChecker thread_checker_; | 196 base::ThreadChecker thread_checker_; |
199 base::WeakPtrFactory<FileMetricsProvider> weak_factory_; | 197 base::WeakPtrFactory<FileMetricsProvider> weak_factory_; |
200 | 198 |
201 DISALLOW_COPY_AND_ASSIGN(FileMetricsProvider); | 199 DISALLOW_COPY_AND_ASSIGN(FileMetricsProvider); |
202 }; | 200 }; |
203 | 201 |
204 } // namespace metrics | 202 } // namespace metrics |
205 | 203 |
206 #endif // COMPONENTS_METRICS_FILE_METRICS_PROVIDER_H_ | 204 #endif // COMPONENTS_METRICS_FILE_METRICS_PROVIDER_H_ |
OLD | NEW |