@Override
	public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
			throws Exception {
		if (e.getMessage() instanceof HttpResponse) {
			logger.info("get httpResponse");
			handleHtttpResponse((DefaultHttpResponse) e.getMessage());
		}
		// instance of HttpChunk
		else {
			// logger.info("get httpChunk");
			handleChunk((HttpChunk) e.getMessage());
		}
	}