chromium/storage/browser/file_system/quota/quota_reservation_buffer.h

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef STORAGE_BROWSER_FILE_SYSTEM_QUOTA_QUOTA_RESERVATION_BUFFER_H_
#define STORAGE_BROWSER_FILE_SYSTEM_QUOTA_QUOTA_RESERVATION_BUFFER_H_

#include <stdint.h>

#include <map>
#include <memory>

#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "storage/common/file_system/file_system_types.h"
#include "url/origin.h"

namespace storage {

class QuotaReservation;
class OpenFileHandle;
class OpenFileHandleContext;
class QuotaReservationManager;

// QuotaReservationBuffer manages QuotaReservation instances.  All consumed
// quota and leaked quota by associated QuotaReservation will be staged in
// QuotaReservationBuffer, and will be committed on a modified file is closed.
// The instance keeps alive while any associated QuotaReservation or
// OpenFileHandle alive.
// This class is usually manipulated only via OpenFileHandle and
// QuotaReservation.
class QuotaReservationBuffer : public base::RefCounted<QuotaReservationBuffer> { … };

}  // namespace storage

#endif  // STORAGE_BROWSER_FILE_SYSTEM_QUOTA_QUOTA_RESERVATION_BUFFER_H_