dom/cache/CacheOpChild.h

   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_cache_CacheOpChild_h
   8 #define mozilla_dom_cache_CacheOpChild_h
   9
  10 #include "mozilla/dom/cache/ActorChild.h"
  11 #include "mozilla/dom/cache/PCacheOpChild.h"
  12 #include "mozilla/dom/cache/TypeUtils.h"
  13 #include "mozilla/RefPtr.h"
  14
  15 class nsIGlobalObject;
  16
  17 namespace mozilla::dom {
  18
  19 class Promise;
  20
  21 namespace cache {
  22
  23 class CacheOpChild final : public PCacheOpChild,
  24                            public ActorChild,
  25                            public TypeUtils {
  26   friend class CacheChild;
  27   friend class CacheStorageChild;
  28   friend class PCacheOpChild;
  29
  30  public:
  31   NS_INLINE_DECL_REFCOUNTING(CacheOpChild, override)
  32
  33  private:
  34   // This class must be constructed by CacheChild or CacheStorageChild using
  35   // their ExecuteOp() factory method.
  36   CacheOpChild(SafeRefPtr<CacheWorkerRef> aWorkerRef, nsIGlobalObject* aGlobal,
  37                nsISupports* aParent, Promise* aPromise,
  38                ActorChild* aParentActor);
  39   ~CacheOpChild();
  40
  41   // PCacheOpChild methods
  42   virtual void ActorDestroy(ActorDestroyReason aReason) override;
  43
  44   mozilla::ipc::IPCResult Recv__delete__(ErrorResult&& aRv,
  45                                          const CacheOpResult& aResult);
  46
  47   // ActorChild methods
  48   virtual void StartDestroy() override;
  49
  50   // TypeUtils methods
  51   virtual nsIGlobalObject* GetGlobalObject() const override;
  52
  53 #ifdef DEBUG
  54   virtual void AssertOwningThread() const override;
  55 #endif
  56
  57   virtual mozilla::ipc::PBackgroundChild* GetIPCManager() override;
  58
  59   // Utility methods
  60   void HandleResponse(const Maybe<CacheResponse>& aMaybeResponse);
  61
  62   void HandleResponseList(const nsTArray<CacheResponse>& aResponseList);
  63
  64   void HandleRequestList(const nsTArray<CacheRequest>& aRequestList);
  65
  66   nsCOMPtr<nsIGlobalObject> mGlobal;
  67   // Hold the parent Cache or CacheStorage object alive until this async
  68   // operation completes.
  69   nsCOMPtr<nsISupports> mParent;
  70   RefPtr<Promise> mPromise;
  71   ActorChild* mParentActor;
  72 };
  73
  74 }  // namespace cache
  75 }  // namespace mozilla::dom
  76
  77 #endif  // mozilla_dom_cache_CacheOpChild_h