FetchEventOpProxyParent.h (2650B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_dom_fetcheventopproxyparent_h__ 8 #define mozilla_dom_fetcheventopproxyparent_h__ 9 10 #include "mozilla/RefPtr.h" 11 #include "mozilla/dom/PFetchEventOpProxyParent.h" 12 #include "mozilla/dom/ServiceWorkerOpPromise.h" 13 14 namespace mozilla::dom { 15 16 class FetchEventOpParent; 17 class PRemoteWorkerParent; 18 class ParentToParentServiceWorkerFetchEventOpArgs; 19 20 /** 21 * FetchEventOpProxyParent owns a FetchEventOpParent in order to propagate 22 * the respondWith() value by directly calling SendRespondWith on the 23 * FetchEventOpParent, but the call to Send__delete__ is handled via MozPromise. 24 * This is done because this actor may only be created after its managing 25 * PRemoteWorker is created, which is asynchronous and may fail. We take on 26 * responsibility for the promise once we are created, but we may not be created 27 * if the RemoteWorker is never successfully launched. 28 */ 29 class FetchEventOpProxyParent final : public PFetchEventOpProxyParent { 30 friend class PFetchEventOpProxyParent; 31 32 public: 33 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FetchEventOpProxyParent, override); 34 35 static void Create( 36 PRemoteWorkerParent* aManager, 37 RefPtr<ServiceWorkerFetchEventOpPromise::Private>&& aPromise, 38 const ParentToParentServiceWorkerFetchEventOpArgs& aArgs, 39 RefPtr<FetchEventOpParent> aReal, nsCOMPtr<nsIInputStream> aBodyStream); 40 41 private: 42 FetchEventOpProxyParent( 43 RefPtr<FetchEventOpParent>&& aReal, 44 RefPtr<ServiceWorkerFetchEventOpPromise::Private>&& aPromise); 45 46 ~FetchEventOpProxyParent(); 47 48 mozilla::ipc::IPCResult RecvAsyncLog(const nsCString& aScriptSpec, 49 const uint32_t& aLineNumber, 50 const uint32_t& aColumnNumber, 51 const nsCString& aMessageName, 52 nsTArray<nsString>&& aParams); 53 54 mozilla::ipc::IPCResult RecvRespondWith( 55 const ChildToParentFetchEventRespondWithResult& aResult); 56 57 mozilla::ipc::IPCResult Recv__delete__( 58 const ServiceWorkerFetchEventOpResult& aResult); 59 60 void ActorDestroy(ActorDestroyReason) override; 61 62 RefPtr<FetchEventOpParent> mReal; 63 RefPtr<ServiceWorkerFetchEventOpPromise::Private> mLifetimePromise; 64 }; 65 66 } // namespace mozilla::dom 67 68 #endif // mozilla_dom_fetcheventopproxyparent_h__