Android create XMPPConnection

To create XMPP connection in android you required smack.jar file in your project.

Download smack.jar file from Here

Add jar file in lib folder of your project and than add to build path.

To create connection with XMPP server first of all create XMPPConnection.
Use below code snippet for connection with server.

 
ConnectionConfiguration  config = new ConnectionConfiguration(“YOUR SERVER IP, PORT);
XMPPConnection  connection = new XMPPConnection(config);

To create XMPP connection in your android put this below code in your  activity for XMPP connection

 
public class MainActivity extends Activity {
 
 XMPPConnection connection ;
 ConnectionConfiguration config;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
 
  new ConnectToXmpp().execute();
  
 }
 private class ConnectToXmpp extends AsyncTask {
 
     @Override
     protected Void doInBackground(Void... params) {
           config = new ConnectionConfiguration(“YOUR SERVER IP”, PORT);
           connection = new XMPPConnection(config);
     try {
          connection.connect();
          connection.login("ADMIN USERNAME”, “ADMIN PASSWORD”);
     } catch (XMPPException e) {
         e.printStackTrace();
     } 
 
         return null;
     }
 
     @Override
     protected void onPostExecute(Void result) {
 
     }
 
 }
}

That's it...

Hope this post may helpful for you...