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| 1 // Copyright (c) 2010 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 "base/histogram.h" | |
| 6 #include "base/logging.h" | |
| 7 #include "base/time.h" | |
| 8 #include "chrome/browser/chrome_thread.h" | |
| 9 #include "chrome/browser/sync/glue/session_change_processor.h" | |
| 10 #include "chrome/browser/sync/glue/session_data_type_controller.h" | |
| 11 #include "chrome/browser/sync/glue/session_model_associator.h" | |
| 12 #include "chrome/browser/sync/profile_sync_service.h" | |
| 13 #include "chrome/browser/sync/profile_sync_factory.h" | |
| 14 #include "chrome/browser/sync/unrecoverable_error_handler.h" | |
| 15 | |
| 16 namespace browser_sync { | |
| 17 | |
| 18 SessionDataTypeController::SessionDataTypeController( | |
| 19 ProfileSyncFactory* profile_sync_factory, | |
| 20 ProfileSyncService* sync_service) | |
| 21 : profile_sync_factory_(profile_sync_factory), | |
| 22 sync_service_(sync_service), | |
| 23 state_(NOT_RUNNING) { | |
| 24 DCHECK(profile_sync_factory); | |
| 25 DCHECK(sync_service); | |
| 26 } | |
| 27 | |
| 28 SessionDataTypeController::~SessionDataTypeController() { | |
| 29 } | |
| 30 | |
| 31 void SessionDataTypeController::Start(StartCallback* start_callback) { | |
| 32 DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI)); | |
| 33 DCHECK(start_callback); | |
| 34 if (state_ != NOT_RUNNING) { | |
| 35 start_callback->Run(BUSY); | |
| 36 delete start_callback; | |
| 37 return; | |
| 38 } | |
| 39 | |
| 40 start_callback_.reset(start_callback); | |
| 41 | |
| 42 ProfileSyncFactory::SyncComponents sync_components = | |
| 43 profile_sync_factory_->CreateSessionSyncComponents(sync_service_, | |
| 44 this); | |
| 45 model_associator_.reset(sync_components.model_associator); | |
| 46 change_processor_.reset(sync_components.change_processor); | |
| 47 | |
| 48 bool sync_has_nodes = false; | |
| 49 if (!model_associator_->SyncModelHasUserCreatedNodes(&sync_has_nodes)) { | |
| 50 StartFailed(UNRECOVERABLE_ERROR); | |
| 51 return; | |
| 52 } | |
| 53 | |
| 54 base::TimeTicks start_time = base::TimeTicks::Now(); | |
| 55 bool success = model_associator_->AssociateModels(); | |
| 56 UMA_HISTOGRAM_TIMES("Sync.SessionAssociationTime", | |
| 57 base::TimeTicks::Now() - start_time); | |
| 58 if (!success) { | |
| 59 StartFailed(ASSOCIATION_FAILED); | |
| 60 return; | |
| 61 } | |
| 62 | |
| 63 sync_service_->ActivateDataType(this, change_processor_.get()); | |
| 64 state_ = RUNNING; | |
| 65 FinishStart(!sync_has_nodes ? OK_FIRST_RUN : OK); | |
| 66 } | |
| 67 | |
| 68 void SessionDataTypeController::Stop() { | |
| 69 DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI)); | |
| 70 | |
| 71 if (change_processor_ != NULL) | |
| 72 sync_service_->DeactivateDataType(this, change_processor_.get()); | |
| 73 | |
| 74 if (model_associator_ != NULL) | |
| 75 model_associator_->DisassociateModels(); | |
| 76 | |
| 77 change_processor_.reset(); | |
| 78 model_associator_.reset(); | |
| 79 start_callback_.reset(); | |
| 80 | |
| 81 state_ = NOT_RUNNING; | |
| 82 } | |
| 83 | |
| 84 void SessionDataTypeController::OnUnrecoverableError( | |
| 85 const tracked_objects::Location& from_here, | |
| 86 const std::string& message) { | |
| 87 DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI)); | |
| 88 UMA_HISTOGRAM_COUNTS("Sync.SessionRunFailures", 1); | |
| 89 sync_service_->OnUnrecoverableError(from_here, message); | |
| 90 } | |
| 91 | |
| 92 browser_sync::SessionModelAssociator* | |
| 93 SessionDataTypeController::GetModelAssociator() { | |
| 94 return static_cast<SessionModelAssociator*>(model_associator_.get()); | |
| 95 } | |
| 96 | |
| 97 void SessionDataTypeController::FinishStart(StartResult result) { | |
| 98 start_callback_->Run(result); | |
| 99 start_callback_.reset(); | |
| 100 } | |
| 101 | |
| 102 void SessionDataTypeController::StartFailed(StartResult result) { | |
| 103 model_associator_.reset(); | |
| 104 change_processor_.reset(); | |
| 105 start_callback_->Run(result); | |
| 106 start_callback_.reset(); | |
| 107 UMA_HISTOGRAM_ENUMERATION("Sync.SessionStartFailures", | |
| 108 result, | |
| 109 MAX_START_RESULT); | |
| 110 } | |
| 111 | |
| 112 } // namespace browser_sync | |
| 113 | |
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Chromium Code Reviews
Issue 3127017:
Revert 56423 - Added classes to enable session sync functionality.... (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/