leveldb_comparator.h revision 7dbb3d5cf0c15f500944d211057644d6a2f37371
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/string_piece.h"
9
10namespace content {
11
12class LevelDBComparator {
13 public:
14  virtual ~LevelDBComparator() {}
15
16  virtual int Compare(const base::StringPiece& a,
17                      const base::StringPiece& b) const = 0;
18  virtual const char* Name() const = 0;
19};
20
21}  // namespace content
22
23#endif  // CONTENT_BROWSER_INDEXED_DB_LEVELDB_LEVELDB_COMPARATOR_H_
24