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Side by Side Diff: components/sync/engine_impl/cycle/status_controller.h

Issue 2425673003: [Sync] Moved down comments directly following copyright. (Closed)
Patch Set: Updates for Max. Created 4 years, 2 months ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved. 1 // Copyright 2012 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 // StatusController handles all counter and status related number crunching and
6 // state tracking on behalf of a SyncCycle.
7 //
8 // This object may be accessed from many different threads. It will be accessed
9 // most often from the syncer thread. However, when update application is in
10 // progress it may also be accessed from the worker threads. This is safe
11 // because only one of them will run at a time, and the syncer thread will be
12 // blocked until update application completes.
13 //
14 // This object contains only global state. None of its members are per model
15 // type counters.
16
17 #ifndef COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_ 5 #ifndef COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_
18 #define COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_ 6 #define COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_
19 7
20 #include <map> 8 #include <map>
21 #include <vector> 9 #include <vector>
22 10
23 #include "base/logging.h" 11 #include "base/logging.h"
24 #include "base/macros.h" 12 #include "base/macros.h"
25 #include "base/time/time.h" 13 #include "base/time/time.h"
26 #include "components/sync/engine/cycle/model_neutral_state.h" 14 #include "components/sync/engine/cycle/model_neutral_state.h"
27 #include "components/sync/engine/model_safe_worker.h" 15 #include "components/sync/engine/model_safe_worker.h"
28 16
29 namespace syncer { 17 namespace syncer {
30 18
19 // StatusController handles all counter and status related number crunching and
20 // state tracking on behalf of a SyncCycle.
21 //
22 // This object may be accessed from many different threads. It will be accessed
23 // most often from the syncer thread. However, when update application is in
24 // progress it may also be accessed from the worker threads. This is safe
25 // because only one of them will run at a time, and the syncer thread will be
26 // blocked until update application completes.
27 //
28 // This object contains only global state. None of its members are per model
29 // type counters.
31 class StatusController { 30 class StatusController {
32 public: 31 public:
33 StatusController(); 32 StatusController();
34 ~StatusController(); 33 ~StatusController();
35 34
36 // The types included in the get updates and commit client to server requests. 35 // The types included in the get updates and commit client to server requests.
37 const ModelTypeSet get_updates_request_types() const; 36 const ModelTypeSet get_updates_request_types() const;
38 void set_get_updates_request_types(ModelTypeSet value); 37 void set_get_updates_request_types(ModelTypeSet value);
39 const ModelTypeSet commit_request_types() const; 38 const ModelTypeSet commit_request_types() const;
40 void set_commit_request_types(ModelTypeSet value); 39 void set_commit_request_types(ModelTypeSet value);
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101 // If a poll was performed, the time it finished. Not set if not poll was 100 // If a poll was performed, the time it finished. Not set if not poll was
102 // performed. 101 // performed.
103 base::Time poll_finish_time_; 102 base::Time poll_finish_time_;
104 103
105 DISALLOW_COPY_AND_ASSIGN(StatusController); 104 DISALLOW_COPY_AND_ASSIGN(StatusController);
106 }; 105 };
107 106
108 } // namespace syncer 107 } // namespace syncer
109 108
110 #endif // COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_ 109 #endif // COMPONENTS_SYNC_ENGINE_IMPL_CYCLE_STATUS_CONTROLLER_H_
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