[Android]Using the Handler and Lopper with HandlerThread

gistfile1.java

// With reference to the  android.app.IntentService of the Android framework

// Member variable
private volatile Looper mServiceLooper;
private volatile ServiceHandler mServiceHandler;

// Handler Class
private final class ServiceHandler extends Handler {
    public ServiceHandler(Looper looper) {
        super(looper);
    }

    @Override
    public void handleMessage(Message msg) {
        // TODO
        // Process the received message.
    }
}

// Create the HandlerThread, and start
// Get the looper from the HandlerThread to the constructor of the Handler it.
public void onYourCreateMethod() {
    HandlerThread thread = new HandlerThread("<Thread Name>");
    thread.start();

    mServiceLooper = thread.getLooper();
    mServiceHandler = new ServiceHandler(mServiceLooper);
}

// Send a message using the Handler was created.
public void onYourMethod(Intent intent) {
    Message msg = mServiceHandler.obtainMessage();
    msg.what = <What>;
    msg.obj = <Object>;
    mServiceHandler.sendMessage(msg);
}

// To terminate the Handler
public void onYourDestroyMethod(Intent intent) {
    mServiceLooper.quit();
}