import java.net.*;import java.io.*;/*  * This example illustrates using a URL to access resources * on a secure site. * * If you are running inside a firewall, please also set the following * Java system properties to the appropriate value: * *   https.proxyHost = <secure proxy server hostname> *   https.proxyPort = <secure proxy server port> *  */public class URLReader {    public static void main(String[] args) throws Exception {	System.setProperty("http.proxyHost", "193.226.5.55");    System.setProperty("http.proxyPort", "3128");	URL url = new URL("http://www.yahoo.com/");	BufferedReader in = new BufferedReader(				new InputStreamReader(				url.openStream()));	String inputLine;	while ((inputLine = in.readLine()) != null)	    System.out.println(inputLine);	in.close();    }}