import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.Map;
 
public class Start {
 
			public static void main(String[] args) throws Exception {
					   
						String urlStr = System.getProperty("url", "https://stash");
				URL url = new URL(urlStr);
				URLConnection conn = url.openConnection();
				conn.connect();
				@SuppressWarnings("rawtypes")
				Map headerFields = conn.getHeaderFields();
				System.out.println("Headerfields: " + headerFields);
 
				InputStream in = conn.getInputStream();
				System.out.println("Connection :" + conn);
				BufferedReader reader = new BufferedReader(new InputStreamReader(in));
 
				while (reader.ready()) {
				  System.out.println(reader.readLine());
				}
			}
}