class DefaultHttp2ConnectionEncoder implements Http2ConnectionEncoder {

    @Override
    public ChannelFuture writePing(ChannelHandlerContext ctx, boolean ack, long data, ChannelPromise promise) {
        return frameWriter.writePing(ctx, ack, data, promise);
    }

    public  DefaultHttp2ConnectionEncoder(Http2Connection connection, Http2FrameWriter frameWriter);

}