The Singleton pattern is deceptively simple, even and especially for Java developers. In this classic JavaWorld article, David Geary demonstrates how Java developers implement singletons, with ...

Developers can apply a Singleton Pattern on the factory class or make the factory method static. For example, we could create some concrete classes that implement the Shape interface.

Learn the drawbacks of using the Singleton design pattern, one of the most widely used design patterns, and the alternatives to avoid its potential pitfalls Topics Spotlight: AI-ready data centers ...