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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CLASS_FACTORY_H_
#define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CLASS_FACTORY_H_
#include "base/lazy_instance.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/content_export.h"
namespace leveldb {
class Iterator;
} // namespace leveldb
namespace content {
class LevelDBIteratorImpl;
class LevelDBDatabase;
class LevelDBTransaction;
// Use this factory to create some IndexedDB objects. Exists solely to
// facilitate tests which sometimes need to inject mock objects into the system.
class CONTENT_EXPORT IndexedDBClassFactory {
public:
typedef IndexedDBClassFactory* GetterCallback();
static IndexedDBClassFactory* Get();
static void SetIndexedDBClassFactoryGetter(GetterCallback* cb);
virtual LevelDBIteratorImpl* CreateIteratorImpl(
scoped_ptr<leveldb::Iterator> iterator);
virtual LevelDBTransaction* CreateLevelDBTransaction(LevelDBDatabase* db);
protected:
IndexedDBClassFactory() {}
virtual ~IndexedDBClassFactory() {}
friend struct base::DefaultLazyInstanceTraits<IndexedDBClassFactory>;
};
} // namespace content
#endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CLASS_FACTORY_H_
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