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#include "config.h"
27#include "LevelDBWriteBatch.h"
28
29#if USE(LEVELDB)
30
31#include "LevelDBSlice.h"
32#include <leveldb/slice.h>
33#include <leveldb/write_batch.h>
34
35namespace WebCore {
36
37PassOwnPtr<LevelDBWriteBatch> LevelDBWriteBatch::create()
38{
39    return adoptPtr(new LevelDBWriteBatch);
40}
41
42LevelDBWriteBatch::LevelDBWriteBatch()
43    : m_writeBatch(adoptPtr(new leveldb::WriteBatch))
44{
45}
46
47LevelDBWriteBatch::~LevelDBWriteBatch()
48{
49}
50
51static leveldb::Slice makeSlice(const LevelDBSlice& s)
52{
53    return leveldb::Slice(s.begin(), s.end() - s.begin());
54}
55
56void LevelDBWriteBatch::put(const LevelDBSlice& key, const LevelDBSlice& value)
57{
58    m_writeBatch->Put(makeSlice(key), makeSlice(value));
59}
60
61void LevelDBWriteBatch::remove(const LevelDBSlice& key)
62{
63    m_writeBatch->Delete(makeSlice(key));
64}
65
66void LevelDBWriteBatch::clear()
67{
68    m_writeBatch->Clear();
69}
70
71}
72
73#endif
74