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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_ITERATOR_H_ | |
6 #define CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_ITERATOR_H_ | |
7 | |
8 #include "content/browser/indexed_db/leveldb/leveldb_slice.h" | |
9 | |
10 namespace content { | |
11 | |
12 class LevelDBIterator { | |
13 public: | |
14 virtual ~LevelDBIterator() {} | |
15 virtual bool IsValid() const = 0; | |
16 virtual void SeekToLast() = 0; | |
17 virtual void Seek(const LevelDBSlice& target) = 0; | |
18 virtual void Next() = 0; | |
19 virtual void Prev() = 0; | |
20 virtual LevelDBSlice Key() const = 0; | |
21 virtual LevelDBSlice Value() const = 0; | |
22 }; | |
23 | |
24 } // namespace content | |
25 | |
26 #endif // CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_ITERATOR_H_ | |
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