IOExceptionjava.io.IOException: Unable to tunnel through proxy:80. Proxy return
s "HTTP/1.1 200 Connection established" is encountered when I run the code below.


public static void main (String args[ ])
{


Properties systemProperties = System.getProperties();
System.setProperty("java.protocol.handler.pkgs",
"com.sun.net.ssl.internal.www.protocol");
Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());



systemProperties.put("https.proxySet","true");
systemProperties.put("https.proxyHost","proxy");
systemProperties.put("https.proxyPort","80");

System.setProperties(systemProperties);

URL url = new URL("https://quotes.bennetts.co.uk/formula/");

URLConnection conn = url.openConnection();
conn.connect();


}


Thanks in advance.