GroupInfo.h - mozsearch

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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 DOM_QUOTA_GROUPINFO_H_

#define DOM_QUOTA_GROUPINFO_H_

#include "OriginInfo.h"

#include "mozilla/NotNull.h"

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

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

#include "nsISupportsImpl.h"

#include "nsTArray.h"

namespace mozilla::dom::quota {

class GroupInfoPair;

class OriginInfo;

class GroupInfo final {

  friend class CanonicalQuotaObject;

  friend class GroupInfoPair;

  friend class OriginInfo;

  friend class QuotaManager;

 public:

  GroupInfo(GroupInfoPair* aGroupInfoPair, PersistenceType aPersistenceType)

      : mGroupInfoPair(aGroupInfoPair),

        mPersistenceType(aPersistenceType),

        mUsage(0) {

    MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);

    MOZ_COUNT_CTOR(GroupInfo);

  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GroupInfo)

  PersistenceType GetPersistenceType() const { return mPersistenceType; }

 private:

  // Private destructor, to discourage deletion outside of Release():

  MOZ_COUNTED_DTOR(GroupInfo)

  already_AddRefed<OriginInfo> LockedGetOriginInfo(const nsACString& aOrigin);

  void LockedAddOriginInfo(NotNull<RefPtr<OriginInfo>>&& aOriginInfo);

  void LockedAdjustUsageForRemovedOriginInfo(const OriginInfo& aOriginInfo);

  void LockedRemoveOriginInfo(const nsACString& aOrigin);

  void LockedRemoveOriginInfos();

  bool LockedHasOriginInfos() {

    AssertCurrentThreadOwnsQuotaMutex();

    return !mOriginInfos.IsEmpty();

  nsTArray<NotNull<RefPtr<OriginInfo>>> mOriginInfos;

  GroupInfoPair* mGroupInfoPair;

  PersistenceType mPersistenceType;

  uint64_t mUsage;

};

}  // namespace mozilla::dom::quota

#endif  // DOM_QUOTA_GROUPINFO_H_