/* -*- 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_OSFileSystem_h #define mozilla_dom_OSFileSystem_h #include "mozilla/dom/FileSystemBase.h" namespace mozilla { namespace dom { class OSFileSystem final : public FileSystemBase { public: explicit OSFileSystem(const nsAString& aRootDir); void Init(nsISupports* aParent); // Overrides FileSystemBase virtual already_AddRefed<FileSystemBase> Clone() override; virtual bool ShouldCreateDirectory() override { MOZ_CRASH("This should not be called."); // Because OSFileSystem should not be used when the creation of directories // is needed. For that we have OSFileSystemParent. return false; } virtual nsISupports* GetParentObject() const override; virtual bool IsSafeFile(nsIFile* aFile) const override; virtual bool IsSafeDirectory(Directory* aDir) const override; virtual void SerializeDOMPath(nsAString& aOutput) const override; virtual bool ClonableToDifferentThreadOrProcess() const override { return true; } // CC methods virtual void Unlink() override; virtual void Traverse(nsCycleCollectionTraversalCallback &cb) override; private: virtual ~OSFileSystem() {} nsCOMPtr<nsISupports> mParent; }; class OSFileSystemParent final : public FileSystemBase { public: explicit OSFileSystemParent(const nsAString& aRootDir); // Overrides FileSystemBase virtual already_AddRefed<FileSystemBase> Clone() override { MOZ_CRASH("This should not be called on the PBackground thread."); return nullptr; } virtual bool ShouldCreateDirectory() override { return false; } virtual nsISupports* GetParentObject() const override { MOZ_CRASH("This should not be called on the PBackground thread."); return nullptr; } virtual void GetDirectoryName(nsIFile* aFile, nsAString& aRetval, ErrorResult& aRv) const override { MOZ_CRASH("This should not be called on the PBackground thread."); } virtual bool IsSafeFile(nsIFile* aFile) const override { return true; } virtual bool IsSafeDirectory(Directory* aDir) const override { MOZ_CRASH("This should not be called on the PBackground thread."); return true; } virtual void SerializeDOMPath(nsAString& aOutput) const override { MOZ_CRASH("This should not be called on the PBackground thread."); } // CC methods virtual void Unlink() override { MOZ_CRASH("This should not be called on the PBackground thread."); } virtual void Traverse(nsCycleCollectionTraversalCallback &cb) override { MOZ_CRASH("This should not be called on the PBackground thread."); } private: virtual ~OSFileSystemParent() {} }; } // namespace dom } // namespace mozilla #endif // mozilla_dom_OSFileSystem_h