@SuppressWarnings("deprecation") private SpdySynReplyFrame createSynReplyFrame(HttpResponse httpResponse) throws Exception { // Get the Stream-ID from the headers final HttpHeaders httpHeaders = httpResponse.headers(); int streamID = httpHeaders.getInt(Names.STREAM_ID); httpHeaders.remove(Names.STREAM_ID); // The Connection, Keep-Alive, Proxy-Connection, and Transfer-Encoding // headers are not valid and MUST not be sent. httpHeaders.remove(HttpHeaders.Names.CONNECTION); httpHeaders.remove(HttpHeaders.Names.KEEP_ALIVE); httpHeaders.remove(HttpHeaders.Names.PROXY_CONNECTION); httpHeaders.remove(HttpHeaders.Names.TRANSFER_ENCODING); SpdySynReplyFrame spdySynReplyFrame = new DefaultSpdySynReplyFrame(streamID); SpdyHeaders frameHeaders = spdySynReplyFrame.headers(); // Unfold the first line of the response into name/value pairs frameHeaders.set(STATUS, httpResponse.status()); frameHeaders.set(VERSION, httpResponse.protocolVersion()); // Transfer the remaining HTTP headers for (Map.Entry<String, String> entry : httpHeaders) { spdySynReplyFrame.headers().add(entry.getKey(), entry.getValue()); } currentStreamId = streamID; spdySynReplyFrame.setLast(isLast(httpResponse)); return spdySynReplyFrame; }