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/*
* 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
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "LevelDBIterator.h"
#if ENABLE(LEVELDB)
#include <leveldb/iterator.h>
#include <leveldb/slice.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/text/CString.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
LevelDBIterator::~LevelDBIterator()
{
}
LevelDBIterator::LevelDBIterator(PassOwnPtr<leveldb::Iterator> it)
: m_iterator(it)
{
}
static leveldb::Slice makeSlice(const Vector<char>& value)
{
return leveldb::Slice(value.data(), value.size());
}
static LevelDBSlice makeLevelDBSlice(leveldb::Slice s)
{
return LevelDBSlice(s.data(), s.data() + s.size());
}
bool LevelDBIterator::isValid() const
{
return m_iterator->Valid();
}
void LevelDBIterator::seekToLast()
{
m_iterator->SeekToLast();
}
void LevelDBIterator::seek(const Vector<char>& target)
{
m_iterator->Seek(makeSlice(target));
}
void LevelDBIterator::next()
{
m_iterator->Next();
}
void LevelDBIterator::prev()
{
m_iterator->Prev();
}
LevelDBSlice LevelDBIterator::key() const
{
return makeLevelDBSlice(m_iterator->key());
}
LevelDBSlice LevelDBIterator::value() const
{
return makeLevelDBSlice(m_iterator->value());
}
} // namespace WebCore
#endif // ENABLE(LEVELDB)
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