how to check service running stat in android

MainActivity.java

public class MainActivity extends Activity {
	//...

    public void CheckService(View v) {
        boolean isRunning = isMyServiceRunning(myService.class);
        Log.d(TAG, "my service running status: " + isRunning);
    }

    private boolean isMyServiceRunning(Class<?> serviceClass) {
        ActivityManager manager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
        for (ActivityManager.RunningServiceInfo service : manager.getRunningServices(Integer.MAX_VALUE)) {
            if (serviceClass.getName().equals(service.service.getClassName())) {
                return true;
            }
        }
        return false;
    }	
	//...
}

reference stackoverflow