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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 #include "components/sync/api/model_type_service.h" | |
6 | |
7 #include <utility> | |
8 | |
9 namespace syncer { | |
10 | |
11 ModelTypeService::ModelTypeService( | |
12 const ChangeProcessorFactory& change_processor_factory, | |
13 ModelType type) | |
14 : change_processor_factory_(change_processor_factory), type_(type) {} | |
15 | |
16 ModelTypeService::~ModelTypeService() {} | |
17 | |
18 ConflictResolution ModelTypeService::ResolveConflict( | |
19 const EntityData& local_data, | |
20 const EntityData& remote_data) const { | |
21 // TODO(maxbogue): Add tests once a file exists for them (crbug.com/543407). | |
22 if (remote_data.is_deleted()) { | |
23 DCHECK(!local_data.is_deleted()); | |
24 return ConflictResolution::UseLocal(); | |
25 } | |
26 return ConflictResolution::UseRemote(); | |
27 } | |
28 | |
29 void ModelTypeService::OnSyncStarting( | |
30 std::unique_ptr<DataTypeErrorHandler> error_handler, | |
31 const ModelTypeChangeProcessor::StartCallback& start_callback) { | |
32 CreateChangeProcessor(); | |
33 change_processor_->OnSyncStarting(std::move(error_handler), start_callback); | |
34 } | |
35 | |
36 void ModelTypeService::DisableSync() { | |
37 DCHECK(change_processor_); | |
38 change_processor_->DisableSync(); | |
39 change_processor_.reset(); | |
40 } | |
41 | |
42 void ModelTypeService::CreateChangeProcessor() { | |
43 if (!change_processor_) { | |
44 change_processor_ = change_processor_factory_.Run(type_, this); | |
45 DCHECK(change_processor_); | |
46 OnChangeProcessorSet(); | |
47 } | |
48 } | |
49 | |
50 ModelTypeChangeProcessor* ModelTypeService::change_processor() const { | |
51 return change_processor_.get(); | |
52 } | |
53 | |
54 void ModelTypeService::clear_change_processor() { | |
55 change_processor_.reset(); | |
56 } | |
57 | |
58 } // namespace syncer | |
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