public class ConnectToEthernet {
    public void connect() throws UnknownHostException, IOException{
    URL IS = new URL("http://www.google.ru/");
    URLConnection IC = IS.openConnection();
     
    for (int i = 0;i<IC.getInputStream().available();i++){
    System.out.println(IC.getInputStream().read());
    }
    System.exit(0);
    }
    }

run:
Exception in thread "main" java.net.ConnectException: Connection timed out: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
at java.net.Socket.connect(Socket.java:529)
at java.net.Socket.connect(Socket.java:478)
at sun.net.NetworkClient.doConnect(NetworkClient.java:163)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:411)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:525)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:208)
at sun.net.www.http.HttpClient.New(HttpClient.java:291)
at sun.net.www.http.HttpClient.New(HttpClient.java:310)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:987)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:923)
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:841)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1195)
at iamteach.ConnectToEthernet.connect(ConnectToEthernet.java:29)
at iamteach.IamTeach.main(IamTeach.java:90)

Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress("***.****.*****.ru", ****));
URLConnection ggl = new URL("http://www.****.ru/").openConnection(proxy);