How to use

removeAll

method

in

com.ning.http.client.providers.netty.channel.ChannelManager

public void closeChannel(Channel channel) {
  // The channel may have already been removed from the future if a timeout occurred, and this method may be called just after.
  LOGGER.debug("Closing Channel {} ", channel);
  try {
    removeAll(channel);
    Channels.setDiscard(channel);
    Channels.silentlyCloseChannel(channel);
  } catch (Throwable t) {
    LOGGER.debug("Error closing a connection", t);
  }
  openChannels.remove(channel);
}

@Override
public void channelClosed(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  if (requestSender.isClosed())
    return;
  Channel channel = ctx.getChannel();
  channelManager.removeAll(channel);
  try {
    super.channelClosed(ctx, e);
  } catch (Exception ex) {
    LOGGER.trace("super.channelClosed", ex);
  }
  Object attribute = Channels.getAttribute(channel);
  LOGGER.debug("Channel Closed: {} with attribute {}", channel, attribute);
  if (attribute instanceof Callback) {
    Callback callback = (Callback) attribute;
    Channels.setAttribute(channel, callback.future());
    callback.call();
  } else if (attribute instanceof NettyResponseFuture<?>) {
    NettyResponseFuture<?> future = (NettyResponseFuture<?>) attribute;
    future.touch();
    if (!config.getIOExceptionFilters().isEmpty()
        && requestSender.applyIoExceptionFiltersAndReplayRequest(future, CHANNEL_CLOSED_EXCEPTION, channel))
      return;
    protocol.onClose(future);
    requestSender.handleUnexpectedClosedChannel(channel, future);
  }
}

public void closeChannel(Channel channel) {
  removeAll(channel);
  Channels.setDiscard(channel);
  // The channel may have already been removed if a timeout occurred, and this method may be called just after.
  if (channel != null) {
    LOGGER.debug("Closing Channel {} ", channel);
    try {
      channel.close();
    } catch (Throwable t) {
      LOGGER.debug("Error closing a connection", t);
    }
    openChannels.remove(channel);
  }
}

@Override
public void channelClosed(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
  if (requestSender.isClosed())
    return;
  Channel channel = ctx.getChannel();
  channelManager.removeAll(channel);
  try {
    super.channelClosed(ctx, e);
  } catch (Exception ex) {
    LOGGER.trace("super.channelClosed", ex);
  }
  Object attribute = Channels.getAttribute(channel);
  LOGGER.debug("Channel Closed: {} with attribute {}", channel, attribute);
  if (attribute instanceof Callback) {
    Callback callback = (Callback) attribute;
    Channels.setAttribute(channel, callback.future());
    callback.call();
  } else if (attribute instanceof NettyResponseFuture<?>) {
    NettyResponseFuture<?> future = (NettyResponseFuture<?>) attribute;
    future.touch();
    if (!config.getIOExceptionFilters().isEmpty()
        && requestSender.applyIoExceptionFiltersAndReplayRequest(future, CHANNEL_CLOSED_EXCEPTION, channel))
      return;
    protocol.onClose(channel);
    if (future == null || future.isDone())
      channelManager.closeChannel(channel);
    else if (!requestSender.retry(future, ctx.getChannel()))
      requestSender.abort(future, REMOTELY_CLOSED_EXCEPTION);
  }
}