Check if service is running using SharedPreferences

gistfile1.java

//**in the service (ServiceX)
public static boolean isRunning(Context ctx) {
	sharedPref = ctx.getSharedPreferences("my_pref", MODE_PRIVATE);
	return sharedPref.getBoolean("running", false);
}
private void setRunning(boolean running) {
        sharedPref = getSharedPreferences("my_pref", MODE_PRIVATE);
	SharedPreferences.Editor prefEditor = sharedPref.edit();
	prefEditor.putBoolean("running", running);
	prefEditor.commit();
}

//in the onCreate()
setRunning(this);
//in the onDestory()
setRunning(false);


//**from activity
if (ServiceX.isRunning(this)) {
	Log.d("", "Running");
}