### Relevant Articles: - [Facade Design Pattern in Java](http://www.baeldung.com/java-facade-pattern) - [Singletons in Java](http://www.baeldung.com/java-singleton) - [Proxy, Decorator, Adapter and Bridge Patterns](http://www.baeldung.com/java-structural-design-patterns) - [Introduction to Creational Design Patterns](http://www.baeldung.com/creational-design-patterns) - [The Observer Pattern in Java](http://www.baeldung.com/java-observer-pattern) - [Flyweight Pattern in Java](http://www.baeldung.com/java-flyweight) - [Service Locator Pattern](http://www.baeldung.com/java-service-locator-pattern) - [Double-Checked Locking with Singleton](http://www.baeldung.com/java-singleton-double-checked-locking) - [Composite Design Pattern in Java](http://www.baeldung.com/java-composite-pattern) - [Visitor Design Pattern in Java](http://www.baeldung.com/java-visitor-pattern) - [The DAO Pattern in Java](http://www.baeldung.com/java-dao-pattern) - [Interpreter Design Pattern in Java](http://www.baeldung.com/java-interpreter-pattern) - [State Design Pattern in Java](https://www.baeldung.com/java-state-design-pattern) - [The Decorator Pattern in Java](https://www.baeldung.com/java-decorator-pattern) - [Abstract Factory Pattern in Java](https://www.baeldung.com/java-abstract-factory-pattern) - [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) - [Java Constructors vs Static Factory Methods](https://www.baeldung.com/java-constructors-vs-static-factory-methods)