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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ | 5 #ifndef COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ |
6 #define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ | 6 #define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
| 10 #include <memory> |
10 #include <string> | 11 #include <string> |
11 #include <vector> | 12 #include <vector> |
12 | 13 |
13 #include "base/callback_forward.h" | 14 #include "base/callback_forward.h" |
14 #include "base/files/file_path.h" | 15 #include "base/files/file_path.h" |
15 #include "base/files/important_file_writer.h" | 16 #include "base/files/important_file_writer.h" |
16 #include "base/macros.h" | 17 #include "base/macros.h" |
17 #include "base/memory/ref_counted.h" | 18 #include "base/memory/ref_counted.h" |
18 #include "base/memory/scoped_ptr.h" | |
19 #include "base/memory/scoped_vector.h" | 19 #include "base/memory/scoped_vector.h" |
20 #include "base/memory/weak_ptr.h" | 20 #include "base/memory/weak_ptr.h" |
21 #include "components/bookmarks/browser/bookmark_node.h" | 21 #include "components/bookmarks/browser/bookmark_node.h" |
22 | 22 |
23 namespace base { | 23 namespace base { |
24 class SequencedTaskRunner; | 24 class SequencedTaskRunner; |
25 } | 25 } |
26 | 26 |
27 namespace bookmarks { | 27 namespace bookmarks { |
28 | 28 |
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111 const std::string& stored_checksum() const { return stored_checksum_; } | 111 const std::string& stored_checksum() const { return stored_checksum_; } |
112 | 112 |
113 // Whether ids were reassigned. IDs are reassigned during decoding if the | 113 // Whether ids were reassigned. IDs are reassigned during decoding if the |
114 // checksum of the file doesn't match, some IDs are missing or not | 114 // checksum of the file doesn't match, some IDs are missing or not |
115 // unique. Basically, if the user modified the bookmarks directly we'll | 115 // unique. Basically, if the user modified the bookmarks directly we'll |
116 // reassign the ids to ensure they are unique. | 116 // reassign the ids to ensure they are unique. |
117 void set_ids_reassigned(bool value) { ids_reassigned_ = value; } | 117 void set_ids_reassigned(bool value) { ids_reassigned_ = value; } |
118 bool ids_reassigned() const { return ids_reassigned_; } | 118 bool ids_reassigned() const { return ids_reassigned_; } |
119 | 119 |
120 private: | 120 private: |
121 scoped_ptr<BookmarkPermanentNode> bb_node_; | 121 std::unique_ptr<BookmarkPermanentNode> bb_node_; |
122 scoped_ptr<BookmarkPermanentNode> other_folder_node_; | 122 std::unique_ptr<BookmarkPermanentNode> other_folder_node_; |
123 scoped_ptr<BookmarkPermanentNode> mobile_folder_node_; | 123 std::unique_ptr<BookmarkPermanentNode> mobile_folder_node_; |
124 LoadExtraCallback load_extra_callback_; | 124 LoadExtraCallback load_extra_callback_; |
125 BookmarkPermanentNodeList extra_nodes_; | 125 BookmarkPermanentNodeList extra_nodes_; |
126 scoped_ptr<BookmarkIndex> index_; | 126 std::unique_ptr<BookmarkIndex> index_; |
127 BookmarkNode::MetaInfoMap model_meta_info_map_; | 127 BookmarkNode::MetaInfoMap model_meta_info_map_; |
128 int64_t model_sync_transaction_version_; | 128 int64_t model_sync_transaction_version_; |
129 int64_t max_id_; | 129 int64_t max_id_; |
130 std::string computed_checksum_; | 130 std::string computed_checksum_; |
131 std::string stored_checksum_; | 131 std::string stored_checksum_; |
132 bool ids_reassigned_; | 132 bool ids_reassigned_; |
133 | 133 |
134 DISALLOW_COPY_AND_ASSIGN(BookmarkLoadDetails); | 134 DISALLOW_COPY_AND_ASSIGN(BookmarkLoadDetails); |
135 }; | 135 }; |
136 | 136 |
137 // BookmarkStorage handles reading/write the bookmark bar model. The | 137 // BookmarkStorage handles reading/write the bookmark bar model. The |
138 // BookmarkModel uses the BookmarkStorage to load bookmarks from disk, as well | 138 // BookmarkModel uses the BookmarkStorage to load bookmarks from disk, as well |
139 // as notifying the BookmarkStorage every time the model changes. | 139 // as notifying the BookmarkStorage every time the model changes. |
140 // | 140 // |
141 // Internally BookmarkStorage uses BookmarkCodec to do the actual read/write. | 141 // Internally BookmarkStorage uses BookmarkCodec to do the actual read/write. |
142 class BookmarkStorage : public base::ImportantFileWriter::DataSerializer { | 142 class BookmarkStorage : public base::ImportantFileWriter::DataSerializer { |
143 public: | 143 public: |
144 // Creates a BookmarkStorage for the specified model. The data will be loaded | 144 // Creates a BookmarkStorage for the specified model. The data will be loaded |
145 // from and saved to a location derived from |profile_path|. The IO code will | 145 // from and saved to a location derived from |profile_path|. The IO code will |
146 // be executed as a task in |sequenced_task_runner|. | 146 // be executed as a task in |sequenced_task_runner|. |
147 BookmarkStorage(BookmarkModel* model, | 147 BookmarkStorage(BookmarkModel* model, |
148 const base::FilePath& profile_path, | 148 const base::FilePath& profile_path, |
149 base::SequencedTaskRunner* sequenced_task_runner); | 149 base::SequencedTaskRunner* sequenced_task_runner); |
150 ~BookmarkStorage() override; | 150 ~BookmarkStorage() override; |
151 | 151 |
152 // Loads the bookmarks into the model, notifying the model when done. This | 152 // Loads the bookmarks into the model, notifying the model when done. This |
153 // takes ownership of |details| and send the |OnLoadFinished| callback from | 153 // takes ownership of |details| and send the |OnLoadFinished| callback from |
154 // a task in |task_runner|. See BookmarkLoadDetails for details. | 154 // a task in |task_runner|. See BookmarkLoadDetails for details. |
155 void LoadBookmarks( | 155 void LoadBookmarks( |
156 scoped_ptr<BookmarkLoadDetails> details, | 156 std::unique_ptr<BookmarkLoadDetails> details, |
157 const scoped_refptr<base::SequencedTaskRunner>& task_runner); | 157 const scoped_refptr<base::SequencedTaskRunner>& task_runner); |
158 | 158 |
159 // Schedules saving the bookmark bar model to disk. | 159 // Schedules saving the bookmark bar model to disk. |
160 void ScheduleSave(); | 160 void ScheduleSave(); |
161 | 161 |
162 // Notification the bookmark bar model is going to be deleted. If there is | 162 // Notification the bookmark bar model is going to be deleted. If there is |
163 // a pending save, it is saved immediately. | 163 // a pending save, it is saved immediately. |
164 void BookmarkModelDeleted(); | 164 void BookmarkModelDeleted(); |
165 | 165 |
166 // Callback from backend after loading the bookmark file. | 166 // Callback from backend after loading the bookmark file. |
167 void OnLoadFinished(scoped_ptr<BookmarkLoadDetails> details); | 167 void OnLoadFinished(std::unique_ptr<BookmarkLoadDetails> details); |
168 | 168 |
169 // ImportantFileWriter::DataSerializer implementation. | 169 // ImportantFileWriter::DataSerializer implementation. |
170 bool SerializeData(std::string* output) override; | 170 bool SerializeData(std::string* output) override; |
171 | 171 |
172 private: | 172 private: |
173 // The state of the bookmark file backup. We lazily backup this file in order | 173 // The state of the bookmark file backup. We lazily backup this file in order |
174 // to reduce disk writes until absolutely necessary. Will also leave the | 174 // to reduce disk writes until absolutely necessary. Will also leave the |
175 // backup unchanged if the browser starts & quits w/o changing bookmarks. | 175 // backup unchanged if the browser starts & quits w/o changing bookmarks. |
176 enum BackupState { | 176 enum BackupState { |
177 // No attempt has yet been made to backup the bookmarks file. | 177 // No attempt has yet been made to backup the bookmarks file. |
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204 scoped_refptr<base::SequencedTaskRunner> sequenced_task_runner_; | 204 scoped_refptr<base::SequencedTaskRunner> sequenced_task_runner_; |
205 | 205 |
206 base::WeakPtrFactory<BookmarkStorage> weak_factory_; | 206 base::WeakPtrFactory<BookmarkStorage> weak_factory_; |
207 | 207 |
208 DISALLOW_COPY_AND_ASSIGN(BookmarkStorage); | 208 DISALLOW_COPY_AND_ASSIGN(BookmarkStorage); |
209 }; | 209 }; |
210 | 210 |
211 } // namespace bookmarks | 211 } // namespace bookmarks |
212 | 212 |
213 #endif // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ | 213 #endif // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_STORAGE_H_ |
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