Java Design Patterns: Creational

Learn how to use the five most popular creational design patterns—Builder, Singleton, Prototype, Factory Method, and Abstract Factory—to write better Java code.

Introduction

• Improve code with creational design patterns
• What you should know

1. Creational Design Patterns

• What is a design pattern?
• Creational design patterns

2. The Builder Pattern

• Avoid complex constructors
• Implement the Builder pattern
• Implement a complete Builder pattern
• Complex constructions

3. The Singleton Pattern

• When to use the Singleton pattern
• Implement the Singleton pattern
• Multithreading with the Singleton pattern
• Java's Collection class

4. The Prototype Pattern

• Understand the Prototype pattern
• Implement the Prototype pattern
• Dealing with mutability

5. The Factory Method Pattern

• Understand the Factory Method pattern
• Implement a simple Factory Method pattern
• Introduction to hierarchies
• The complete Factory Method pattern

6. Abstract Factories

• Understand the Abstract Factory pattern
• Dealing with extensible factories
• Implement the Abstract Factory pattern
• Implement extensible factories

Conclusion

• Next steps