### Relevant Articles:
- [A Guide to the Front Controller Pattern in Java](http://www.baeldung.com/java-front-controller-pattern)
- [Introduction to Intercepting Filter Pattern in Java](http://www.baeldung.com/intercepting-filter-pattern-in-java)
- [Implementing the Template Method Pattern in Java](http://www.baeldung.com/java-template-method-pattern)
- [Chain of Responsibility Design Pattern in Java](http://www.baeldung.com/chain-of-responsibility-pattern)
- [The Command Pattern in Java](http://www.baeldung.com/java-command-pattern)
- [The DAO Pattern in Java](http://www.baeldung.com/java-dao-pattern)