Design Patterns

• Strategy pattern
• Observer pattern
• Observer built-in
• Decorator pattern
• Simple Factory
• Factory Method
• Abstract Factory
• One of a Kind Objects: the Singleton Pattern 169
• Encapsulating Invocation: the Command Pattern 191
• Being Adaptive: the Adapter and Facade Patterns 235
• Encapsulating Algorithms: theTemplate Method Pattern 275
• Well-managed Collections: the Iterator and Composite Patterns 315
• The State of Things: the State Pattern 385
• Controlling Object Access: the Proxy Pattern 429
• Patterns of Patterns: Compound Patterns 499
• Patterns in the Real World: Better Living with Patterns 577
• Appendix: Leftover Patterns