Changes between #27 and #28

#28 (Mar 10, 2021, 11:19:48 AM)

1. creates a template interface (commit: 04e70a2) — Otavio Santana / detail
2. defines template method (commit: 5143686) — Otavio Santana / detail
3. Updates javadoc (commit: 437a0bf) — Otavio Santana / detail
4. updates template methods (commit: 7b8452d) — Otavio Santana / detail
5. fixes imports (commit: c6fc9cd) — Otavio Santana / detail
6. fixes imports (commit: 6897820) — Otavio Santana / detail