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import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
// j  av  a2s  . c o m
public class Main {
  public static void main(String[] argv) throws Exception {
    HttpURLConnection.setFollowRedirects(false);

    URL url = new URL("http://hostname:80");
    URLConnection conn = url.openConnection();

    HttpURLConnection httpConn = (HttpURLConnection) conn;
    httpConn.setInstanceFollowRedirects(false);

    conn.connect();
  }
}