Part I: Getting to Know Patterns.

Chapter 1: Congratulations, Your Problem Has Already Been Solved.

Chapter 2: Putting Plans into Action with the Strategy Pattern.

Chapter 3: Creating and Extending Objects with the Decorator and Factory Patterns.

Chapter 4: Watch What’s Going On with the Observer and Chain of Responsibility Patterns.

Chapter 5: From One to Many: The Singleton and Flyweight Patterns.

Part II: Becoming an OOP Master.

Chapter 6: Fitting Round Pegs into Square Holes with the Adapter and Facade Patterns.

Chapter 7: Mass Producing Objects with the Template Method and Builder Patterns.

Chapter 8: Handling Collections with the Iterator and Composite Patterns.

Chapter 9: Getting Control of Your Objects with the State and Proxy Patterns.

Chapter 10: Coordinating Your Objects with the Command and Mediator Patterns.

Part III: The Part of Tens.

Chapter 11: Ten More Design Patterns.

Chapter 12: Ten Easy Steps to Create Your Own Patterns.

Index.