Design Patterns Final Project

This is the Software Engineering final project related to Design Patterns done in java.

Requirements:

- Global Authentication (Usernames/Passwords);
- Level Storing:
    - Containers (Group of Boxes);
    - Box (Vaccine/Bottle/Packing);
- Calculate Cost of Transport:
    - 5% (TAX) Normal Periods;
    - 10% (TAX) Special Periods;
    - New TAX systems can be added;
- Reutilize the already created Containers and Boxes;

Solutions:

- Singleton (Authentication);
- ...