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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,
#ifndef DOM_QUOTA_UNIVERSALDIRECTORYLOCK_H_
#define DOM_QUOTA_UNIVERSALDIRECTORYLOCK_H_
#include "mozilla/dom/quota/Client.h"
#include "mozilla/dom/quota/DirectoryLockImpl.h"
#include "mozilla/dom/quota/PersistenceType.h"
template <class T>
class RefPtr;
namespace mozilla {
template <typename T>
class MovingNotNull;
} // namespace mozilla
namespace mozilla::dom {
template <typename T>
struct Nullable;
} // namespace mozilla::dom
namespace mozilla::dom::quota {
class ClientDirectoruLock;
enum class DirectoryLockCategory : uint8_t;
struct OriginMetadata;
class OriginScope;
class PersistenceScope;
class QuotaManager;
// A directory lock for universal use. A universal lock can handle any possible
// combination of nullable persistence type, origin scope and nullable client
// type.
//
// For example, if the persistence type is set to null, origin scope is null
// and the client type is set to Client::IDB, then the lock will cover
// <profile>/storage/*/*/idb
//
// If no property is set, then the lock will cover the entire storage directory
// and its subdirectories.
class UniversalDirectoryLock final : public DirectoryLockImpl {
friend class QuotaManager;
public:
using DirectoryLockImpl::DirectoryLockImpl;
RefPtr<ClientDirectoryLock> SpecializeForClient(
PersistenceType aPersistenceType,
const quota::OriginMetadata& aOriginMetadata,
Client::Type aClientType) const;
private:
static RefPtr<UniversalDirectoryLock> CreateInternal(
MovingNotNull<RefPtr<QuotaManager>> aQuotaManager,
const PersistenceScope& aPersistenceScope,
const OriginScope& aOriginScope,
const Nullable<Client::Type>& aClientType, bool aExclusive,
DirectoryLockCategory aCategory);
};
} // namespace mozilla::dom::quota
#endif // DOM_QUOTA_UNIVERSALDIRECTORYLOCK_H_