import com.sun.net.httpserver.HttpExchange;

import com.sun.net.httpserver.HttpHandler;

import com.sun.net.httpserver.HttpServer;

import java.io.IOException;

import java.io.OutputStream;

import java.net.InetSocketAddress;

public class Web {

public static void main(String[] arg) throws Exception {

System.out.println("Listen: 8080.");

HttpServer server = HttpServer.create(new InetSocketAddress(8080), 0);

server.createContext("/hello", new TestHandler());

server.start();

}

static class TestHandler implements HttpHandler{

@Override

public void handle(HttpExchange exchange) throws IOException {

System.out.println("/hello");

String response = "hello world";

exchange.sendResponseHeaders(200, 0);

OutputStream os = exchange.getResponseBody();

os.write(response.getBytes());

os.close();

}

}

}