diff options
Diffstat (limited to 'Source/WebCore/platform/leveldb/LevelDBIterator.h')
-rw-r--r-- | Source/WebCore/platform/leveldb/LevelDBIterator.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Source/WebCore/platform/leveldb/LevelDBIterator.h b/Source/WebCore/platform/leveldb/LevelDBIterator.h new file mode 100644 index 0000000..ff9cbca --- /dev/null +++ b/Source/WebCore/platform/leveldb/LevelDBIterator.h @@ -0,0 +1,65 @@ +/* + * 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. + */ + +#ifndef LevelDBIterator_h +#define LevelDBIterator_h + +#if ENABLE(LEVELDB) + +#include "LevelDBSlice.h" +#include "PlatformString.h" +#include <OwnPtr.h> +#include <Vector.h> + +namespace leveldb { +class Iterator; +} + +namespace WebCore { + +class LevelDBIterator { +public: + ~LevelDBIterator(); + + bool isValid() const; + void seekToLast(); + void seek(const Vector<char>& target); + void next(); + void prev(); + LevelDBSlice key() const; + LevelDBSlice value() const; + +private: + LevelDBIterator(leveldb::Iterator*); + friend class LevelDBDatabase; + + OwnPtr<leveldb::Iterator> m_iterator; +}; + + +} // namespace WebCore + +#endif // ENABLE(LEVELDB) +#endif // LevelDBIterator_h |