###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/template-method-pattern-in-java)