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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_quota_quotaobject_h__
#define mozilla_dom_quota_quotaobject_h__

#include "mozilla/dom/quota/QuotaCommon.h"

#include "nsDataHashtable.h"

#include "PersistenceType.h"

BEGIN_QUOTA_NAMESPACE

class OriginInfo;
class QuotaManager;

class QuotaObject
{
  friend class OriginInfo;
  friend class QuotaManager;

public:
  void
  AddRef();

  void
  Release();

  bool
  MaybeUpdateSize(int64_t aSize, bool aTruncate);

private:
  QuotaObject(OriginInfo* aOriginInfo, const nsAString& aPath, int64_t aSize)
  : mOriginInfo(aOriginInfo), mPath(aPath), mSize(aSize)
  {
    MOZ_COUNT_CTOR(QuotaObject);
  }

  ~QuotaObject()
  {
    MOZ_COUNT_DTOR(QuotaObject);
  }

  already_AddRefed<QuotaObject>
  LockedAddRef()
  {
    AssertCurrentThreadOwnsQuotaMutex();

    ++mRefCnt;

    RefPtr<QuotaObject> result = dont_AddRef(this);
    return result.forget();
  }

  mozilla::ThreadSafeAutoRefCnt mRefCnt;

  OriginInfo* mOriginInfo;
  nsString mPath;
  int64_t mSize;
};

END_QUOTA_NAMESPACE

#endif // mozilla_dom_quota_quotaobject_h__