Design Patterns

Design Patterns (ISBN 0201633612) is a computer science book proposing standard solutions and naming conventions to common problems in software design. The book's authors are Erich Gamma, Richard Helm , Ralph Johnson and John Vlissides , known as the "Gang of Four" or simply "GoF".

The first half of the book covers the definition of software design patterns then the second half shows the list of a host of practical reusable design patterns. It is accompanied by examples in C++ and Smalltalk. Below is the list:

Creational patterns

• Abstract factory pattern
• Builder
• Factory method pattern
• Prototype
• Singleton

Structural patterns

• Adapter
• Bridge
• Composite
• Decorator
• Facade
• Flyweight
• Proxy

Behavioral patterns

• Chain of responsibility
• Command
• Interpreter
• Iterator
• Mediator
• Memento
• Observer
• State
• Strategy
• Template method
• Visitor

For information about software design patterns in general, see design patterns in computer science, which provides a more extensive list of design patterns.