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