private void processHead(ChannelHandlerContext context, FullHttpRequest request) {
HttpHeaders headers = request.headers();
FullHttpResponse response = null;
if (headers.contains(Names.CONTENT_LENGTH)) {
try {
File file = getRequestedFile(request.getUri());
response =
new DefaultFullHttpResponse(
HTTP_1_1, request.getDecoderResult().isSuccess() ? OK : BAD_REQUEST);
HttpHeaders.setContentLength(response, file.length());
} catch (FileNotFoundException | URISyntaxException e) {
response = getBadRequest(e.getMessage());
}
}
context.writeAndFlush(response);
}
