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| 1 // Copyright 2014 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/attachments/attachment_store.h" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/location.h" | |
| 11 #include "base/message_loop/message_loop.h" | |
| 12 #include "base/sequenced_task_runner.h" | |
| 13 #include "base/threading/thread_task_runner_handle.h" | |
| 14 #include "components/sync/engine/attachments/attachment_store_frontend.h" | |
| 15 #include "components/sync/engine/attachments/in_memory_attachment_store.h" | |
| 16 #include "components/sync/engine/attachments/on_disk_attachment_store.h" | |
| 17 | |
| 18 namespace syncer { | |
| 19 | |
| 20 namespace { | |
| 21 | |
| 22 void NoOpDropCallback(const AttachmentStore::Result& result) {} | |
| 23 } | |
| 24 | |
| 25 AttachmentStore::AttachmentStore( | |
| 26 const scoped_refptr<AttachmentStoreFrontend>& frontend, | |
| 27 Component component) | |
| 28 : frontend_(frontend), component_(component) {} | |
| 29 | |
| 30 AttachmentStore::~AttachmentStore() {} | |
| 31 | |
| 32 void AttachmentStore::Read(const AttachmentIdList& ids, | |
| 33 const ReadCallback& callback) { | |
| 34 frontend_->Read(component_, ids, callback); | |
| 35 } | |
| 36 | |
| 37 void AttachmentStore::Write(const AttachmentList& attachments, | |
| 38 const WriteCallback& callback) { | |
| 39 frontend_->Write(component_, attachments, callback); | |
| 40 } | |
| 41 | |
| 42 void AttachmentStore::Drop(const AttachmentIdList& ids, | |
| 43 const DropCallback& callback) { | |
| 44 frontend_->DropReference(component_, ids, callback); | |
| 45 } | |
| 46 | |
| 47 void AttachmentStore::ReadMetadataById(const AttachmentIdList& ids, | |
| 48 const ReadMetadataCallback& callback) { | |
| 49 frontend_->ReadMetadataById(component_, ids, callback); | |
| 50 } | |
| 51 | |
| 52 void AttachmentStore::ReadMetadata(const ReadMetadataCallback& callback) { | |
| 53 frontend_->ReadMetadata(component_, callback); | |
| 54 } | |
| 55 | |
| 56 std::unique_ptr<AttachmentStoreForSync> | |
| 57 AttachmentStore::CreateAttachmentStoreForSync() const { | |
| 58 std::unique_ptr<AttachmentStoreForSync> attachment_store_for_sync( | |
| 59 new AttachmentStoreForSync(frontend_, component_, SYNC)); | |
| 60 return attachment_store_for_sync; | |
| 61 } | |
| 62 | |
| 63 std::unique_ptr<AttachmentStore> AttachmentStore::CreateInMemoryStore() { | |
| 64 // Both frontend and backend of attachment store will live on current thread. | |
| 65 scoped_refptr<base::SingleThreadTaskRunner> runner; | |
| 66 if (base::ThreadTaskRunnerHandle::IsSet()) { | |
| 67 runner = base::ThreadTaskRunnerHandle::Get(); | |
| 68 } else { | |
| 69 // Dummy runner for tests that don't have MessageLoop. | |
| 70 base::MessageLoop loop; | |
| 71 // This works because |runner| takes a ref to the proxy. | |
| 72 runner = base::ThreadTaskRunnerHandle::Get(); | |
| 73 } | |
| 74 std::unique_ptr<AttachmentStoreBackend> backend( | |
| 75 new InMemoryAttachmentStore(runner)); | |
| 76 scoped_refptr<AttachmentStoreFrontend> frontend( | |
| 77 new AttachmentStoreFrontend(std::move(backend), runner)); | |
| 78 std::unique_ptr<AttachmentStore> attachment_store( | |
| 79 new AttachmentStore(frontend, MODEL_TYPE)); | |
| 80 return attachment_store; | |
| 81 } | |
| 82 | |
| 83 std::unique_ptr<AttachmentStore> AttachmentStore::CreateOnDiskStore( | |
| 84 const base::FilePath& path, | |
| 85 const scoped_refptr<base::SequencedTaskRunner>& backend_task_runner, | |
| 86 const InitCallback& callback) { | |
| 87 std::unique_ptr<OnDiskAttachmentStore> backend( | |
| 88 new OnDiskAttachmentStore(base::ThreadTaskRunnerHandle::Get(), path)); | |
| 89 | |
| 90 scoped_refptr<AttachmentStoreFrontend> frontend = | |
| 91 new AttachmentStoreFrontend(std::move(backend), backend_task_runner); | |
| 92 std::unique_ptr<AttachmentStore> attachment_store( | |
| 93 new AttachmentStore(frontend, MODEL_TYPE)); | |
| 94 frontend->Init(callback); | |
| 95 | |
| 96 return attachment_store; | |
| 97 } | |
| 98 | |
| 99 std::unique_ptr<AttachmentStore> AttachmentStore::CreateMockStoreForTest( | |
| 100 std::unique_ptr<AttachmentStoreBackend> backend) { | |
| 101 scoped_refptr<base::SingleThreadTaskRunner> runner = | |
| 102 base::ThreadTaskRunnerHandle::Get(); | |
| 103 scoped_refptr<AttachmentStoreFrontend> attachment_store_frontend( | |
| 104 new AttachmentStoreFrontend(std::move(backend), runner)); | |
| 105 std::unique_ptr<AttachmentStore> attachment_store( | |
| 106 new AttachmentStore(attachment_store_frontend, MODEL_TYPE)); | |
| 107 return attachment_store; | |
| 108 } | |
| 109 | |
| 110 AttachmentStoreForSync::AttachmentStoreForSync( | |
| 111 const scoped_refptr<AttachmentStoreFrontend>& frontend, | |
| 112 Component consumer_component, | |
| 113 Component sync_component) | |
| 114 : AttachmentStore(frontend, consumer_component), | |
| 115 sync_component_(sync_component) {} | |
| 116 | |
| 117 AttachmentStoreForSync::~AttachmentStoreForSync() {} | |
| 118 | |
| 119 void AttachmentStoreForSync::SetSyncReference(const AttachmentIdList& ids) { | |
| 120 frontend()->SetReference(sync_component_, ids); | |
| 121 } | |
| 122 | |
| 123 void AttachmentStoreForSync::SetModelTypeReference( | |
| 124 const AttachmentIdList& ids) { | |
| 125 frontend()->SetReference(component(), ids); | |
| 126 } | |
| 127 | |
| 128 void AttachmentStoreForSync::DropSyncReference(const AttachmentIdList& ids) { | |
| 129 frontend()->DropReference(sync_component_, ids, | |
| 130 base::Bind(&NoOpDropCallback)); | |
| 131 } | |
| 132 | |
| 133 void AttachmentStoreForSync::ReadMetadataForSync( | |
| 134 const ReadMetadataCallback& callback) { | |
| 135 frontend()->ReadMetadata(sync_component_, callback); | |
| 136 } | |
| 137 | |
| 138 } // namespace syncer | |
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