IntentService.java

//Define Service
public class ServiceNotification extends IntentService {
 public static boolean ServiceIsRun=false;

 public ServiceNotification() {
 super("MyWebRequestService");
 }
 protected void onHandleIntent(Intent workIntent) {

 // continue sending the messages
 while ( ServiceIsRun) {
 // creat new intent
 Intent intent = new Intent();
 //set the action that will receive our broadcast
 intent.setAction("com.example.Broadcast");
 // add data to the bundle
 intent.putExtra("username", "alxs1aa");
 // send the data to broadcast
 sendBroadcast(intent);
 //delay for 50000ms
 try{
 Thread.sleep(50000);
 }catch (Exception ex){}


 }
 }


}
//Define BroadcastReceiver

public class MyReceiver extends BroadcastReceiver {

 @Override
 public void onReceive(Context context, Intent intent) {
 // get the bundles in the message
 final Bundle bundle = intent.getExtras();
 // check the action equal to the action we fire in broadcast,
 if ( intent.getAction().equalsIgnoreCase("com.example.Broadcast"))
 //read the data from the intent
 Toast.makeText(context,bundle.getString("username"),Toast.LENGTH_LONG).show();
 }
}

/* add to AndroidManifest.xml

 <!-- register the broadcast to listen to action names com.example.Broadcast-->
 <receiver android:name=".MyReceiver" android:priority="2147483647" >
 <intent-filter>
 <action android:name="com.example.Broadcast" >
 </action>
 </intent-filter>
 </receiver>
 <!-- register the service-->
 <service
 android:name=".ServiceNotification"
 android:exported="false" >
 </service>



*/

//Start Service
 // check if the services is already runs in background
 if(ServiceNotification.ServiceIsRun==false ) {
 ServiceNotification.ServiceIsRun = true;
 //register the services to run in background
 Intent intent = new Intent(this, ServiceNotification.class);
 // start the services
 startService(intent);

 }