1/*
2 * Copyright (C) 2011 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef LevelDBDatabase_h
27#define LevelDBDatabase_h
28
29#if ENABLE(LEVELDB)
30
31#include "PlatformString.h"
32#include <OwnPtr.h>
33#include <Vector.h>
34
35namespace leveldb {
36class Comparator;
37class DB;
38}
39
40namespace WebCore {
41
42class LevelDBComparator;
43class LevelDBIterator;
44class LevelDBSlice;
45
46class LevelDBDatabase {
47public:
48    static LevelDBDatabase* open(const String& fileName, const LevelDBComparator*);
49    ~LevelDBDatabase();
50
51    bool put(const LevelDBSlice& key, const Vector<char>& value);
52    bool remove(const LevelDBSlice& key);
53    bool get(const LevelDBSlice& key, Vector<char>& value);
54    LevelDBIterator* newIterator();
55
56private:
57    LevelDBDatabase();
58
59    OwnPtr<leveldb::DB> m_db;
60    OwnPtr<leveldb::Comparator> m_comparatorAdapter;
61};
62
63} // namespace WebCore
64
65#endif // ENABLE(LEVELDB)
66#endif // LevelDBDatabase_h
67