Java Design Patterns: A Hands-On Experience with Real-World Examples

Part IIThe Gang of Four (GoF) Design Patterns

The Gang of Four (GoF) Design Patterns

The software industry is full of patterns and design guidelines. As you continue coding and making different applications, you will learn their importance and know when to choose one technique over another technique. In the preface of the book, I told you about the Pareto principle or the 80-20 rule, which states that 80% of outcomes come from 20% of all causes.

So what are the fundamental design patterns? If you search the Internet, books, tutorials, or similar places, you’ll find that most sources talk about the GoF patterns. The field of design patterns has grown a lot in the past few years, but the GoF patterns are still considered fundamental design patterns. ...