Creational design patterns provide solutions to instantiate ... and ensures that only one instance of the class exists in the Java Virtual Machine (JVM). The implementation of the Singleton ...

instantiated. Factory Method is an example of Class Creational Pattern. Object Creational Pattern will delegate instantiation to another object. The other four creational patterns belong to this ...

Creational, structural, and behavioral. David Geary’s series is a masterful introduction to many of the Gang of Four patterns in Java code. Design Patterns is canonical reading for software ...