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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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