Sample for using basic authentication with Netty.

BasicAuthTest.java

import java.net.InetSocketAddress;
import java.util.concurrent.Executors;

import org.jboss.netty.bootstrap.ClientBootstrap;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelPipelineFactory;
import org.jboss.netty.channel.Channels;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory;
import org.jboss.netty.handler.codec.base64.Base64;
import org.jboss.netty.handler.codec.http.DefaultHttpRequest;
import org.jboss.netty.handler.codec.http.HttpChunkAggregator;
import org.jboss.netty.handler.codec.http.HttpClientCodec;
import org.jboss.netty.handler.codec.http.HttpHeaders;
import org.jboss.netty.handler.codec.http.HttpMethod;
import org.jboss.netty.handler.codec.http.HttpResponse;
import org.jboss.netty.handler.codec.http.HttpVersion;
import org.jboss.netty.util.CharsetUtil;

public class BasicAuthTest {
	private static final int PORT = 80;
	private static final String USERNAME = "";
	private static final String PASSWORD = "";
	private static final String URI = "";
	private static final String HOST = "";

	public static void main(String[] args) {

		ClientBootstrap client = new ClientBootstrap(
				new NioClientSocketChannelFactory(
						Executors.newCachedThreadPool(),
						Executors.newCachedThreadPool()));

		client.setPipelineFactory(new ChannelPipelineFactory() {

			@Override
			public ChannelPipeline getPipeline() throws Exception {
				ChannelPipeline pipeline = Channels.pipeline();
				pipeline.addLast("codec", new HttpClientCodec());
				pipeline.addLast("aggregator", new HttpChunkAggregator(5242880));
				pipeline.addLast("authHandler", new ClientMessageHandler());
				return pipeline;
			}
		});

		DefaultHttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, URI);

		request.addHeader(HttpHeaders.Names.HOST, HOST);

		String authString = USERNAME + ":" + PASSWORD;
		ChannelBuffer authChannelBuffer = ChannelBuffers.copiedBuffer(authString, CharsetUtil.UTF_8);
		ChannelBuffer encodedAuthChannelBuffer = Base64.encode(authChannelBuffer);
		request.addHeader(HttpHeaders.Names.AUTHORIZATION, encodedAuthChannelBuffer.toString(CharsetUtil.UTF_8));

		client.connect(new InetSocketAddress(HOST, PORT)).awaitUninterruptibly().getChannel()
				.write(request).awaitUninterruptibly();

	}

	public static class ClientMessageHandler extends SimpleChannelHandler {
		@Override
		public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
			e.getCause().printStackTrace();
		}

		@Override
		public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
			HttpResponse httpResponse = (HttpResponse) e.getMessage();
			String json = httpResponse.getContent().toString(CharsetUtil.UTF_8);
			System.out.println(json);
		}
	}

}