Design Patterns Explained

Design Patterns Explained Second Edition is a simple clear and practical introduction to patterns.  Using dozens of new C# and updated Java examples it shows students how to use patterns to design develop and deliver software far more effectively. Students should read this book before they they try and tackle Gamma's well-known work Design Patterns.  The book starts with a complete overview of the fundamental principles of patterns and the role of object-oriented analysis and design in contemporary software development. Then using easy-to-understand sample code Alan Shalloway and James Trott illuminate dozens of today's most useful patterns: their underlying concepts advantages tradeoffs implementation techniques and pitfalls to avoid. Many patterns are accompanied by UML diagrams. Building on their best-selling First Edition Shalloway and Trott have thoroughly updated this book to reflect new software design trends patterns and implementation techniques. Reflecting extensive reader feedback they have deepened and clarified coverage throughout and reorganized content for even greater ease of understanding.