LevelDBDatabase.h   [plain text]

/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef LevelDBDatabase_h
#define LevelDBDatabase_h

#if ENABLE(LEVELDB)

#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>

namespace leveldb {
class Comparator;
class DB;
}

namespace WebCore {

class LevelDBComparator;
class LevelDBIterator;
class LevelDBSlice;

class LevelDBDatabase {
public:
    static PassOwnPtr<LevelDBDatabase> open(const String& fileName, const LevelDBComparator*);
    ~LevelDBDatabase();

    bool put(const LevelDBSlice& key, const Vector<char>& value);
    bool remove(const LevelDBSlice& key);
    bool get(const LevelDBSlice& key, Vector<char>& value);
    PassOwnPtr<LevelDBIterator> createIterator();

private:
    LevelDBDatabase();

    OwnPtr<leveldb::DB> m_db;
    OwnPtr<leveldb::Comparator> m_comparatorAdapter;
};

}

#endif
#endif