nsStreamListenerWrapper.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 nsStreamListenerWrapper_h__

#define nsStreamListenerWrapper_h__

#include "nsCOMPtr.h"

#include "nsIStreamListener.h"

#include "nsIThreadRetargetableStreamListener.h"

#include "nsIMultiPartChannel.h"

#include "mozilla/Attributes.h"

namespace mozilla {

namespace net {

// Wrapper class to make replacement of nsHttpChannel's listener

// from JavaScript possible. It is workaround for bug 433711 and 682305.

class nsStreamListenerWrapper final

    : public nsIStreamListener,

      public nsIMultiPartChannelListener,

      public nsIThreadRetargetableStreamListener {

 public:

  explicit nsStreamListenerWrapper(nsIStreamListener* listener)

      : mListener(listener) {

    MOZ_ASSERT(mListener, "no stream listener specified");

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_FORWARD_SAFE_NSIREQUESTOBSERVER(mListener)

  NS_FORWARD_SAFE_NSISTREAMLISTENER(mListener)

  NS_DECL_NSIMULTIPARTCHANNELLISTENER

  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER

 private:

  ~nsStreamListenerWrapper() = default;

  nsCOMPtr<nsIStreamListener> mListener;

};

}  // namespace net

}  // namespace mozilla

#endif  // nsStreamListenerWrapper_h__