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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_SYNC_API_METADATA_BATCH_H_ | |
6 #define COMPONENTS_SYNC_API_METADATA_BATCH_H_ | |
7 | |
8 #include <map> | |
9 #include <string> | |
10 | |
11 #include "components/sync/protocol/entity_metadata.pb.h" | |
12 #include "components/sync/protocol/model_type_state.pb.h" | |
13 | |
14 namespace syncer { | |
15 | |
16 // Map of storage keys to EntityMetadata proto. | |
17 typedef std::map<std::string, sync_pb::EntityMetadata> EntityMetadataMap; | |
18 | |
19 // Container used to pass sync metadata from services to their processor. | |
20 class MetadataBatch { | |
21 public: | |
22 MetadataBatch(); | |
23 virtual ~MetadataBatch(); | |
24 | |
25 // Allows the caller to take ownership of the entire metadata map. This is | |
26 // done because the caller will probably swap out all the EntityMetadata | |
27 // protos from the map for performance reasons. | |
28 EntityMetadataMap&& TakeAllMetadata(); | |
29 | |
30 // Add |metadata| for |storage_key| to the batch. | |
31 void AddMetadata(const std::string& storage_key, | |
32 const sync_pb::EntityMetadata& metadata); | |
33 | |
34 // Get the ModelTypeState for this batch. | |
35 const sync_pb::ModelTypeState& GetModelTypeState() const; | |
36 | |
37 // Set the ModelTypeState for this batch. | |
38 void SetModelTypeState(const sync_pb::ModelTypeState& state); | |
39 | |
40 private: | |
41 EntityMetadataMap metadata_map_; | |
42 sync_pb::ModelTypeState state_; | |
43 }; | |
44 | |
45 } // namespace syncer | |
46 | |
47 #endif // COMPONENTS_SYNC_API_METADATA_BATCH_H_ | |
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