import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpServer;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.InetSocketAddress;
import java.util.concurrent.Executors;

public class Main {

	public static void main(String[] args) throws IOException {
		InetSocketAddress address  = new InetSocketAddress("localhost", 8000);
		HttpServer httpServer = HttpServer.create(address, 10);
		httpServer.createContext("/", new HttpHandler() {
			@Override
			public void handle(HttpExchange t) throws IOException {
				StringBuilder response = new StringBuilder().append("hello!");
				t.sendResponseHeaders(HttpURLConnection.HTTP_OK, response.length());
				t.getResponseBody().write(response.toString().getBytes());
				t.getResponseBody().close();
				t.close();
			}
		});
		httpServer.setExecutor(Executors.newFixedThreadPool(10));
		httpServer.start();
	}

}