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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_SYNC_MODEL_ENTITY_DATA_H_ | 5 #ifndef COMPONENTS_SYNC_MODEL_ENTITY_DATA_H_ |
6 #define COMPONENTS_SYNC_MODEL_ENTITY_DATA_H_ | 6 #define COMPONENTS_SYNC_MODEL_ENTITY_DATA_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <memory> | 9 #include <memory> |
10 #include <string> | 10 #include <string> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "base/time/time.h" | 14 #include "base/time/time.h" |
15 #include "base/values.h" | 15 #include "base/values.h" |
16 #include "components/sync/base/proto_value_ptr.h" | 16 #include "components/sync/base/proto_value_ptr.h" |
17 #include "components/sync/protocol/sync.pb.h" | 17 #include "components/sync/protocol/sync.pb.h" |
18 | 18 |
19 namespace syncer { | 19 namespace syncer { |
20 | 20 |
21 struct EntityData; | 21 struct EntityData; |
22 | 22 |
23 struct EntityDataTraits { | 23 struct EntityDataTraits { |
24 static void SwapValue(EntityData* dest, EntityData* src); | 24 static void SwapValue(EntityData* dest, EntityData* src); |
25 static bool HasValue(const EntityData& value); | 25 static bool HasValue(const EntityData& value); |
26 static const EntityData& DefaultValue(); | 26 static const EntityData& DefaultValue(); |
27 }; | 27 }; |
28 | 28 |
29 typedef ProtoValuePtr<EntityData, EntityDataTraits> EntityDataPtr; | 29 using EntityDataPtr = ProtoValuePtr<EntityData, EntityDataTraits>; |
30 typedef std::vector<EntityDataPtr> EntityDataList; | 30 using EntityDataList = std::vector<EntityDataPtr>; |
31 typedef std::map<std::string, EntityDataPtr> EntityDataMap; | 31 using EntityDataMap = std::map<std::string, EntityDataPtr>; |
32 | 32 |
33 // A light-weight container for sync entity data which represents either | 33 // A light-weight container for sync entity data which represents either |
34 // local data created on the ModelTypeSyncBridge side or remote data created | 34 // local data created on the ModelTypeSyncBridge side or remote data created |
35 // on ModelTypeWorker. | 35 // on ModelTypeWorker. |
36 // EntityData is supposed to be wrapped and passed by reference. | 36 // EntityData is supposed to be wrapped and passed by reference. |
37 struct EntityData { | 37 struct EntityData { |
38 public: | 38 public: |
39 EntityData(); | 39 EntityData(); |
40 ~EntityData(); | 40 ~EntityData(); |
41 | 41 |
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83 friend struct EntityDataTraits; | 83 friend struct EntityDataTraits; |
84 // Used to transfer the data without copying. | 84 // Used to transfer the data without copying. |
85 void Swap(EntityData* other); | 85 void Swap(EntityData* other); |
86 | 86 |
87 DISALLOW_COPY_AND_ASSIGN(EntityData); | 87 DISALLOW_COPY_AND_ASSIGN(EntityData); |
88 }; | 88 }; |
89 | 89 |
90 } // namespace syncer | 90 } // namespace syncer |
91 | 91 |
92 #endif // COMPONENTS_SYNC_MODEL_ENTITY_DATA_H_ | 92 #endif // COMPONENTS_SYNC_MODEL_ENTITY_DATA_H_ |
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