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Connect through a Proxy

import java.io.DataInputStream; import java.io.FileOutputStream; import java.net.HttpURLConnection; import java.net.URL; import java.util.Properties; import sun.misc.BASE64Encoder; public class Main {   public static void main(String[] argv) throws Exception {     byte[] b = new byte[1];     Properties systemSettings = System.getProperties();     systemSettings.put("http.proxyHost", "proxy.mydomain.local");     systemSettings.put("http.proxyPort", "80");     URL u = new URL("http://www.google.com");     HttpURLConnection con = (HttpURLConnection) u.openConnection();     BASE64Encoder encoder = new BASE64Encoder();     String encodedUserPwd = encoder.encode("mydomain\\MYUSER:MYPASSWORD".getBytes());     con.setRequestProperty("Proxy-Authorization", "Basic " + encodedUserPwd);     DataInputStream di = new DataInputStream(con.getInputStream());     while (-1 != di.read(b, 0, 1)) {       System.out.print(new String(b));     }   } }