leveldb_comparator.h revision 868fa2fe829687343ffae624259930155e16dbd8 
1// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_COMPARATOR_H_
6#define CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_COMPARATOR_H_
7
8#include "base/strings/string16.h"
9
10namespace content {
11
12class LevelDBSlice;
13
14class LevelDBComparator {
15 public:
16  virtual ~LevelDBComparator() {}
17
18  virtual int Compare(const LevelDBSlice& a, const LevelDBSlice& b) const = 0;
19  virtual const char* Name() const = 0;
20};
21
22}  // namespace content
23
24#endif  // CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_COMPARATOR_H_
25