WebTransportEventService.h

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/* 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_net_WebTransportEventService_h

#define mozilla_net_WebTransportEventService_h

#include "mozilla/AlreadyAddRefed.h"

#include "nsIWebTransportEventService.h"

#include "nsCOMPtr.h"

#include "nsTArray.h"

#include "nsIObserver.h"

#include "nsISupportsImpl.h"

#include "nsTHashMap.h"

#include "nsClassHashtable.h"

#include "nsHashKeys.h"

namespace mozilla {

namespace net {

class WebTransportEventService final : public nsIWebTransportEventService,

                                       public nsIObserver {

 public:

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIOBSERVER

  NS_DECL_NSIWEBTRANSPORTEVENTSERVICE

  static already_AddRefed<WebTransportEventService> GetOrCreate();

  using WebTransportEventListeners =

      nsTArray<nsCOMPtr<nsIWebTransportEventListener>>;

  void GetListeners(uint64_t aInnerWindowID,

                    WebTransportEventListeners& aListeners) const;

  void WebTransportSessionCreated(uint64_t aInnerWindowID,

                                  uint64_t aHttpChannelId);

  void WebTransportSessionClosed(uint64_t aInnerWindowID,

                                 uint64_t aHttpChannelId, uint32_t aCode,

                                 const nsAString& aReason);

 private:

  WebTransportEventService();

  ~WebTransportEventService();

  bool HasListeners() const;

  struct WindowListener {

    WebTransportEventListeners mListeners;

};

  void Shutdown();

  nsClassHashtable<nsUint64HashKey, WindowListener> mWindows;

  uint64_t mCountListeners;

};

}  // namespace net

}  // namespace mozilla

#endif  // mozilla_net_WebTransportEventService_h