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Issue 1763953002: [USS] Change the place where SharedModelTypeProcessor got created (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: nit Created 4 years, 8 months ago
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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 #include "sync/api/model_type_service.h" 5 #include "sync/api/model_type_service.h"
6 6
7 #include "sync/api/model_type_change_processor.h"
8
7 namespace syncer_v2 { 9 namespace syncer_v2 {
8 10
9 ModelTypeService::ModelTypeService() {} 11 ModelTypeService::ModelTypeService(
12 const ChangeProcessorFactory& change_processor_factory,
13 syncer::ModelType type)
14 : change_processor_factory_(change_processor_factory), type_(type) {}
10 15
11 ModelTypeService::~ModelTypeService() {} 16 ModelTypeService::~ModelTypeService() {}
12 17
13 ModelTypeChangeProcessor* ModelTypeService::change_processor() const { 18 ModelTypeChangeProcessor* ModelTypeService::change_processor() const {
14 return change_processor_.get(); 19 return change_processor_.get();
15 } 20 }
16 21
17 void ModelTypeService::set_change_processor( 22 ModelTypeChangeProcessor* ModelTypeService::GetOrCreateChangeProcessor() {
18 scoped_ptr<ModelTypeChangeProcessor> change_processor) { 23 if (!change_processor_) {
19 DCHECK(!change_processor_); 24 change_processor_ = change_processor_factory_.Run(type(), this);
20 change_processor_.swap(change_processor); 25 DCHECK(change_processor_);
21 OnChangeProcessorSet(); 26 OnChangeProcessorSet();
27 }
28 return change_processor_.get();
22 } 29 }
23 30
24 void ModelTypeService::clear_change_processor() { 31 void ModelTypeService::clear_change_processor() {
25 change_processor_.reset(); 32 change_processor_.reset();
26 } 33 }
27 34
35 ModelTypeChangeProcessor* ModelTypeService::OnSyncStarting(
36 const ModelTypeChangeProcessor::StartCallback& start_callback) {
37 ModelTypeChangeProcessor* processor = GetOrCreateChangeProcessor();
38 DCHECK(processor);
39 processor->OnSyncStarting(start_callback);
40 return processor;
41 }
42
43 syncer::ModelType ModelTypeService::type() const {
44 return type_;
45 }
46
28 } // namespace syncer_v2 47 } // namespace syncer_v2
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