8.NETWORK PROGRAMMING IN JAVA

 import java.net.InetAddress; import java.net.MalformedURLException; import java.net.URL; import java.net.UnknownHostException; public class Networking { public static void main(String[] args) throws MalformedURLException { InetAddress ip; String hostname; try { ip = InetAddress.getLocalHost(); hostname = ip.getHostName(); System.out.println("Your current IP address : " + ip); System.out.println("Your current Hostname : " + hostname); URL url=new URL("https://mail.google.com/mail/u/0/#"); System.out.println("Protocol: "+url.getProtocol()); System.out.println("Host Name: "+url.getHost()); System.out.println("Port Number: "+url.getPort()); System.out.println("Default Port Number: "+url.getDefaultPort()); System.out.println("Query String: "+url.getQuery()); System.out.println("Path: "+url.getPath()); System.out.println("File: "+url.getFile()); } catch (UnknownHostException e) { e.printStackTrace(); } } } Output: Your current IP address : USER-VAIO/127.0.0.1 Your current Hostname : USER-VAIO Protocol: https Host Name: mail.google.com Port Number: -1 Default Port Number: 443 Query String: null Path: /mail/u/0/ File: /mail/u/0/