ChannelFuture future = bootstrap.connect(new InetSocketAddress(host, port));
// Wait until the connection attempt succeeds or fails.
Channel channel = future.sync().channel();
// Prepare the HTTP request.
HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, uriSimple.toASCIIString());
// Use the PostBody encoder
HttpPostRequestEncoder bodyRequestEncoder =
new HttpPostRequestEncoder(factory, request, false); // false => not multipart
// it is legal to add directly header or cookie into the request until finalize
for (Entry<String, String> entry : headers) {
request.headers().set(entry.getKey(), entry.getValue());
}
// add Form attribute
bodyRequestEncoder.addBodyAttribute("getform", "POST");
bodyRequestEncoder.addBodyAttribute("info", "first value");