OLD | NEW |
1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ | 5 #ifndef CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ |
6 #define CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ | 6 #define CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/strings/string_piece.h" | 14 #include "base/strings/string_piece.h" |
15 #include "content/browser/indexed_db/leveldb/avltree.h" | 15 #include "content/browser/indexed_db/leveldb/avltree.h" |
16 #include "content/browser/indexed_db/leveldb/leveldb_comparator.h" | 16 #include "content/browser/indexed_db/leveldb/leveldb_comparator.h" |
17 #include "content/browser/indexed_db/leveldb/leveldb_database.h" | 17 #include "content/browser/indexed_db/leveldb/leveldb_database.h" |
18 #include "content/browser/indexed_db/leveldb/leveldb_iterator.h" | 18 #include "content/browser/indexed_db/leveldb/leveldb_iterator.h" |
19 | 19 |
20 namespace content { | 20 namespace content { |
21 | 21 |
22 class LevelDBWriteBatch; | 22 class LevelDBWriteBatch; |
23 | 23 |
24 class CONTENT_EXPORT LevelDBTransaction | 24 class CONTENT_EXPORT LevelDBTransaction |
25 : public base::RefCounted<LevelDBTransaction> { | 25 : public base::RefCounted<LevelDBTransaction> { |
26 public: | 26 public: |
27 static scoped_refptr<LevelDBTransaction> Create(LevelDBDatabase* db); | 27 explicit LevelDBTransaction(LevelDBDatabase* db); |
28 | 28 |
29 void Put(const base::StringPiece& key, std::string* value); | 29 void Put(const base::StringPiece& key, std::string* value); |
30 void Remove(const base::StringPiece& key); | 30 void Remove(const base::StringPiece& key); |
31 bool Get(const base::StringPiece& key, std::string* value, bool* found); | 31 bool Get(const base::StringPiece& key, std::string* value, bool* found); |
32 bool Commit(); | 32 bool Commit(); |
33 void Rollback(); | 33 void Rollback(); |
34 | 34 |
35 scoped_ptr<LevelDBIterator> CreateIterator(); | 35 scoped_ptr<LevelDBIterator> CreateIterator(); |
36 | 36 |
37 private: | 37 private: |
38 explicit LevelDBTransaction(LevelDBDatabase* db); | |
39 virtual ~LevelDBTransaction(); | 38 virtual ~LevelDBTransaction(); |
40 friend class base::RefCounted<LevelDBTransaction>; | 39 friend class base::RefCounted<LevelDBTransaction>; |
41 | 40 |
42 struct AVLTreeNode { | 41 struct AVLTreeNode { |
43 AVLTreeNode(); | 42 AVLTreeNode(); |
44 ~AVLTreeNode(); | 43 ~AVLTreeNode(); |
45 std::string key; | 44 std::string key; |
46 std::string value; | 45 std::string value; |
47 bool deleted; | 46 bool deleted; |
48 | 47 |
(...skipping 120 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
169 explicit LevelDBWriteOnlyTransaction(LevelDBDatabase* db); | 168 explicit LevelDBWriteOnlyTransaction(LevelDBDatabase* db); |
170 | 169 |
171 LevelDBDatabase* db_; | 170 LevelDBDatabase* db_; |
172 scoped_ptr<LevelDBWriteBatch> write_batch_; | 171 scoped_ptr<LevelDBWriteBatch> write_batch_; |
173 bool finished_; | 172 bool finished_; |
174 }; | 173 }; |
175 | 174 |
176 } // namespace content | 175 } // namespace content |
177 | 176 |
178 #endif // CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ | 177 #endif // CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_TRANSACTION_H_ |
OLD | NEW |