firefly-iii/app/controllers/PiggybankController.php

<?php
class PiggybankController extends BaseController {
    public function create()
    {
    }

    public function delete()
    {
    }

    public function destroy()
    {
    }

    public function edit()
    {
    }

    public function index()
    {
    }

    public function show()
    {
    }

    public function store()
    {
    }

    public function update()
    {
    }
}