CacheWorkerRef.h - mozsearch

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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, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_cache_CacheWorkerRef_h

#define mozilla_dom_cache_CacheWorkerRef_h

#include "mozilla/dom/SafeRefPtr.h"

#include "nsISupportsImpl.h"

#include "nsTArray.h"

namespace mozilla::dom {

class IPCWorkerRef;

class StrongWorkerRef;

class WorkerPrivate;

namespace cache {

class ActorChild;

class CacheWorkerRef final : public SafeRefCounted<CacheWorkerRef> {

 public:

  enum Behavior {

    eStrongWorkerRef,

    eIPCWorkerRef,

};

  static SafeRefPtr<CacheWorkerRef> Create(WorkerPrivate* aWorkerPrivate,

                                           Behavior aBehavior);

  static SafeRefPtr<CacheWorkerRef> PreferBehavior(

      SafeRefPtr<CacheWorkerRef> aCurrentRef, Behavior aBehavior);

  void AddActor(ActorChild& aActor);

  void RemoveActor(ActorChild& aActor);

  bool Notified() const;

 private:

  struct ConstructorGuard {};

  void Notify();

  nsTArray<NotNull<ActorChild*>> mActorList;

  Behavior mBehavior;

  bool mNotified;

  RefPtr<StrongWorkerRef> mStrongWorkerRef;

  RefPtr<IPCWorkerRef> mIPCWorkerRef;

 public:

  CacheWorkerRef(Behavior aBehavior, ConstructorGuard);

  ~CacheWorkerRef();

  NS_DECL_OWNINGTHREAD

  MOZ_DECLARE_REFCOUNTED_TYPENAME(mozilla::dom::cache::CacheWorkerRef)

};

}  // namespace cache

}  // namespace mozilla::dom

#endif  // mozilla_dom_cache_CacheWorkerRef_h