From 1620ec19653125db78f380043a52b6da6a34c281 Mon Sep 17 00:00:00 2001 From: Moonchild Date: Thu, 11 Jun 2020 12:43:17 +0000 Subject: Issue #1587 - Part 6: Move FetchController/Signal to its own dir Since it is specced separately from fetch. --- dom/fetch/FetchController.cpp | 127 ----------------------------------- dom/fetch/FetchController.h | 73 -------------------- dom/fetch/FetchSignal.cpp | 151 ------------------------------------------ dom/fetch/FetchSignal.h | 79 ---------------------- dom/fetch/moz.build | 4 -- 5 files changed, 434 deletions(-) delete mode 100644 dom/fetch/FetchController.cpp delete mode 100644 dom/fetch/FetchController.h delete mode 100644 dom/fetch/FetchSignal.cpp delete mode 100644 dom/fetch/FetchSignal.h (limited to 'dom/fetch') diff --git a/dom/fetch/FetchController.cpp b/dom/fetch/FetchController.cpp deleted file mode 100644 index 2eb40b980..000000000 --- a/dom/fetch/FetchController.cpp +++ /dev/null @@ -1,127 +0,0 @@ -/* -*- 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/. */ - -#include "FetchController.h" -#include "FetchSignal.h" -#include "mozilla/dom/FetchControllerBinding.h" -#include "WorkerPrivate.h" - -namespace mozilla { -namespace dom { - -NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FetchController, mGlobal, mSignal, - mFollowingSignal) - -NS_IMPL_CYCLE_COLLECTING_ADDREF(FetchController) -NS_IMPL_CYCLE_COLLECTING_RELEASE(FetchController) - -NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FetchController) - NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY - NS_INTERFACE_MAP_ENTRY(nsISupports) -NS_INTERFACE_MAP_END - -/* static */ bool -FetchController::IsEnabled(JSContext* aCx, JSObject* aGlobal) -{ - if (NS_IsMainThread()) { - return Preferences::GetBool("dom.fetchController.enabled", false); - } - - using namespace workers; - - // Otherwise, check the pref via the WorkerPrivate - WorkerPrivate* workerPrivate = GetWorkerPrivateFromContext(aCx); - if (!workerPrivate) { - return false; - } - - return workerPrivate->FetchControllerEnabled(); -} - -/* static */ already_AddRefed -FetchController::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv) -{ - nsCOMPtr global = do_QueryInterface(aGlobal.GetAsSupports()); - if (!global) { - aRv.Throw(NS_ERROR_FAILURE); - return nullptr; - } - - RefPtr fetchController = new FetchController(global); - return fetchController.forget(); -} - -FetchController::FetchController(nsIGlobalObject* aGlobal) - : mGlobal(aGlobal) - , mAborted(false) -{} - -JSObject* -FetchController::WrapObject(JSContext* aCx, JS::Handle aGivenProto) -{ - return FetchControllerBinding::Wrap(aCx, this, aGivenProto); -} - -nsIGlobalObject* -FetchController::GetParentObject() const -{ - return mGlobal; -} - -FetchSignal* -FetchController::Signal() -{ - if (!mSignal) { - mSignal = new FetchSignal(this, mAborted); - } - - return mSignal; -} - -void -FetchController::Abort() -{ - if (mAborted) { - return; - } - - mAborted = true; - - if (mSignal) { - mSignal->Abort(); - } -} - -void -FetchController::Follow(FetchSignal& aSignal) -{ - FetchSignal::Follower::Follow(&aSignal); -} - -void -FetchController::Unfollow(FetchSignal& aSignal) -{ - if (mFollowingSignal != &aSignal) { - return; - } - - FetchSignal::Follower::Unfollow(); -} - -FetchSignal* -FetchController::Following() const -{ - return mFollowingSignal; -} - -void -FetchController::Aborted() -{ - Abort(); -} - -} // dom namespace -} // mozilla namespace diff --git a/dom/fetch/FetchController.h b/dom/fetch/FetchController.h deleted file mode 100644 index 7a0132dca..000000000 --- a/dom/fetch/FetchController.h +++ /dev/null @@ -1,73 +0,0 @@ -/* -*- 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_FetchController_h -#define mozilla_dom_FetchController_h - -#include "mozilla/dom/BindingDeclarations.h" -#include "mozilla/dom/FetchSignal.h" -#include "nsCycleCollectionParticipant.h" -#include "nsWrapperCache.h" -#include "mozilla/ErrorResult.h" -#include "nsIGlobalObject.h" - -namespace mozilla { -namespace dom { - -class FetchController final : public nsISupports - , public nsWrapperCache - , public FetchSignal::Follower -{ -public: - NS_DECL_CYCLE_COLLECTING_ISUPPORTS - NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(FetchController) - - static bool - IsEnabled(JSContext* aCx, JSObject* aGlobal); - - static already_AddRefed - Constructor(const GlobalObject& aGlobal, ErrorResult& aRv); - - explicit FetchController(nsIGlobalObject* aGlobal); - - JSObject* - WrapObject(JSContext* aCx, JS::Handle aGivenProto) override; - - nsIGlobalObject* - GetParentObject() const; - - FetchSignal* - Signal(); - - void - Abort(); - - void - Follow(FetchSignal& aSignal); - - void - Unfollow(FetchSignal& aSignal); - - FetchSignal* - Following() const; - - // FetchSignal::Follower - - void Aborted() override; - -private: - ~FetchController() = default; - - nsCOMPtr mGlobal; - RefPtr mSignal; - - bool mAborted; -}; - -} // dom namespace -} // mozilla namespace - -#endif // mozilla_dom_FetchController_h diff --git a/dom/fetch/FetchSignal.cpp b/dom/fetch/FetchSignal.cpp deleted file mode 100644 index 07ad6b53d..000000000 --- a/dom/fetch/FetchSignal.cpp +++ /dev/null @@ -1,151 +0,0 @@ -/* -*- 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/. */ - -#include "FetchSignal.h" -#include "FetchController.h" -#include "mozilla/dom/Event.h" -#include "mozilla/dom/FetchSignalBinding.h" - -namespace mozilla { -namespace dom { - -NS_IMPL_CYCLE_COLLECTION_CLASS(FetchSignal) - -NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(FetchSignal, - DOMEventTargetHelper) - NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mController) -NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END - -NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(FetchSignal, - DOMEventTargetHelper) - NS_IMPL_CYCLE_COLLECTION_UNLINK(mController) -NS_IMPL_CYCLE_COLLECTION_UNLINK_END - -NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(FetchSignal) -NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper) - -NS_IMPL_ADDREF_INHERITED(FetchSignal, DOMEventTargetHelper) -NS_IMPL_RELEASE_INHERITED(FetchSignal, DOMEventTargetHelper) - -FetchSignal::FetchSignal(FetchController* aController, - bool aAborted) - : DOMEventTargetHelper(aController->GetParentObject()) - , mController(aController) - , mAborted(aAborted) -{} - -FetchSignal::FetchSignal(bool aAborted) - : mAborted(aAborted) -{} - -JSObject* -FetchSignal::WrapObject(JSContext* aCx, JS::Handle aGivenProto) -{ - return FetchSignalBinding::Wrap(aCx, this, aGivenProto); -} - -bool -FetchSignal::Aborted() const -{ - return mAborted; -} - -void -FetchSignal::Abort() -{ - MOZ_ASSERT(!mAborted); - mAborted = true; - - // Let's inform the followers. - for (uint32_t i = 0; i < mFollowers.Length(); ++i) { - mFollowers[i]->Aborted(); - } - - EventInit init; - init.mBubbles = false; - init.mCancelable = false; - - // TODO which kind of event should we dispatch here? - - RefPtr event = - Event::Constructor(this, NS_LITERAL_STRING("abort"), init); - event->SetTrusted(true); - - bool dummy; - DispatchEvent(event, &dummy); -} - -void -FetchSignal::AddFollower(FetchSignal::Follower* aFollower) -{ - MOZ_DIAGNOSTIC_ASSERT(aFollower); - if (!mFollowers.Contains(aFollower)) { - mFollowers.AppendElement(aFollower); - } -} - -void -FetchSignal::RemoveFollower(FetchSignal::Follower* aFollower) -{ - MOZ_DIAGNOSTIC_ASSERT(aFollower); - mFollowers.RemoveElement(aFollower); -} - -bool -FetchSignal::CanAcceptFollower(FetchSignal::Follower* aFollower) const -{ - MOZ_DIAGNOSTIC_ASSERT(aFollower); - - if (!mController) { - return true; - } - - if (aFollower == mController) { - return false; - } - - FetchSignal* following = mController->Following(); - if (!following) { - return true; - } - - return following->CanAcceptFollower(aFollower); -} - -// FetchSignal::Follower -// ---------------------------------------------------------------------------- - -FetchSignal::Follower::~Follower() -{ - Unfollow(); -} - -void -FetchSignal::Follower::Follow(FetchSignal* aSignal) -{ - MOZ_DIAGNOSTIC_ASSERT(aSignal); - - if (!aSignal->CanAcceptFollower(this)) { - return; - } - - Unfollow(); - - mFollowingSignal = aSignal; - aSignal->AddFollower(this); -} - -void -FetchSignal::Follower::Unfollow() -{ - if (mFollowingSignal) { - mFollowingSignal->RemoveFollower(this); - mFollowingSignal = nullptr; - } -} - -} // dom namespace -} // mozilla namespace diff --git a/dom/fetch/FetchSignal.h b/dom/fetch/FetchSignal.h deleted file mode 100644 index 4970f03de..000000000 --- a/dom/fetch/FetchSignal.h +++ /dev/null @@ -1,79 +0,0 @@ -/* -*- 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_FetchSignal_h -#define mozilla_dom_FetchSignal_h - -#include "mozilla/DOMEventTargetHelper.h" - -namespace mozilla { -namespace dom { - -class FetchController; -class FetchSignal; - -class FetchSignal final : public DOMEventTargetHelper -{ -public: - // This class must be implemented by objects who want to follow a FetchSignal. - class Follower - { - public: - virtual void Aborted() = 0; - - protected: - virtual ~Follower(); - - void - Follow(FetchSignal* aSignal); - - void - Unfollow(); - - RefPtr mFollowingSignal; - }; - - NS_DECL_ISUPPORTS_INHERITED - NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(FetchSignal, DOMEventTargetHelper) - - FetchSignal(FetchController* aController, bool aAborted); - explicit FetchSignal(bool aAborted); - - JSObject* - WrapObject(JSContext* aCx, JS::Handle aGivenProto) override; - - bool - Aborted() const; - - void - Abort(); - - IMPL_EVENT_HANDLER(abort); - - void - AddFollower(Follower* aFollower); - - void - RemoveFollower(Follower* aFollower); - - bool - CanAcceptFollower(Follower* aFollower) const; - -private: - ~FetchSignal() = default; - - RefPtr mController; - - // Raw pointers. Follower unregisters itself in the DTOR. - nsTArray mFollowers; - - bool mAborted; -}; - -} // dom namespace -} // mozilla namespace - -#endif // mozilla_dom_FetchSignal_h diff --git a/dom/fetch/moz.build b/dom/fetch/moz.build index 82fd99173..e2b466428 100644 --- a/dom/fetch/moz.build +++ b/dom/fetch/moz.build @@ -7,11 +7,9 @@ EXPORTS.mozilla.dom += [ 'ChannelInfo.h', 'Fetch.h', - 'FetchController.h', 'FetchDriver.h', 'FetchIPCTypes.h', 'FetchObserver.h', - 'FetchSignal.h', 'FetchUtil.h', 'Headers.h', 'InternalHeaders.h', @@ -30,10 +28,8 @@ UNIFIED_SOURCES += [ SOURCES += [ 'ChannelInfo.cpp', - 'FetchController.cpp', 'FetchDriver.cpp', 'FetchObserver.cpp', - 'FetchSignal.cpp', 'FetchUtil.cpp', 'Headers.cpp', 'InternalHeaders.cpp', -- cgit v1.2.3