From the Author
request to send a new pattern
Erich Gamma,
This might be a surprise mail for you as you don't know me before, I have heard a lot about you and have read many books written by you.
I would like to share a design pattern with you, which I feel it might be useful for Software development. Would appreciate if you could let me know whether I can mail you the pattern.
Currently I do the architectural software design for SCF admin tools project in Siemens ICP ( San Jose).
thank you meyyappan
From the Back Cover
Capturing a wealth of experience about the design of object-oriented software, four top-notch designers present a catalog of simple and succinct solutions to commonly occurring design problems. Previously undocumented, these 23 patterns allow designers to create more flexible, elegant, and ultimately reusable designs without having to rediscover the design solutions themselves.
The authors begin by describing what patterns are and how they can help you design object-oriented software. They then go on to systematically name, explain, evaluate, and catalog recurring designs in object-oriented systems. With Design Patterns as your guide, you will learn how these important patterns fit into the software development process, and how you can leverage them to solve your own design problems most efficiently.
Each pattern describes the circumstances in which it is applicable, when it can be applied in view of other design constraints, and the consequences and trade-offs of using the pattern within a larger design. All patterns are compiled from real systems and are based on real-world examples. Each pattern also includes code that demonstrates how it may be implemented in object-oriented programming languages like C++ or Smalltalk.
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About the Author
Dr. Erich Gamma is technical director at the Software Technology Center of Object Technology International in Zurich, Switzerland. Dr. Richard Helm is a member of the Object Technology Practice Group in the IBM Consulting Group in Sydney, Australia. Dr. Ralph Johnson is a faculty member at the University of Illinois at Urbana-Champaign's Computer Science Department.
John Vlissides is a member of the research staff at the IBM T. J. Watson Research Center in Hawthorne, New York. He has practiced object-oriented technology for more than a decade as a designer, implementer, researcher, lecturer, and consultant. In addition to co-authoring Design Patterns: Elements of Reusable Object-Oriented Software, he is co-editor of the book Pattern Languages of Program Design 2 (both from Addison-Wesley). He and the other co-authors of Design Patterns are recipients of the 1998 Dr. Dobb's Journal Excellence in Programming Award.
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Excerpt. © Reprinted by permission. All rights reserved.
Design Patterns: Elements of Reusable Object-Oriented Software Erich Gamma, Richard Helm, Ralph Johnson and John M. Vlissides BACK OF BOOK COPY
Capturing a wealth of experience about the design of object-oriented software, four top-notch designers present a catalog of
simple and succinct solutions to commonly occurring design problems. Previously undocumented, these 23 patterns allow
designers to create more flexible, elegant, and ultimately reusable designs without having to rediscover the design solutions themselves.
The authors begin by describing what patterns are and how they can help you design object-oriented software. They then go on to systematically name,
explain, evaluate, and catalog recurring designs in object-oriented systems. With Design Patterns as your guide, you will learn how these important patterns fit
into the software development process, and how you can leverage them to solve your own design problems most efficiently.
Each pattern describes the circumstances in which it is applicable, when it can be applied in view of other design constraints, and the consequences and
trade-offs of using the pattern within a larger design. All patterns are compiled from real systems and are based on real-world examples. Each pattern also
includes code that demonstrates how it may be implemented in object-oriented programming languages like C++ or Smalltalk. Table of Contents
Preface
Foreword
Guide to Readers
1. Introduction
What Is a Design Pattern? * Design Patterns in Smalltalk MVC * Describing Design Patterns * The Catalog of Design Patterns * Organizing the Catalog *
How Design Patterns Solve Design Problems * How to Select a Design Pattern * How to Use a Design Pattern
2. A Case Study: Designing a Document Editor
Design Problems * Document Structure * Formatting * Embellishing the User Interface * Supporting Multiple Look-and-Feel Standards * Supporting
Multiple Window Systems * User Operations * Spelling Checking and Hyphenation * Summary
Design Pattern Catalog
3. Creational Patterns
Abstract Factory * Builder * Factory Method * Prototype * Singleton * Discussion of Creational Patterns
4. Structural Pattern
Adapter * Bridge * Composite * Decorator * Facade * Flyweight * Proxy * Discussion of Structural Patterns
5. Behavioral Patterns
Chain of Responsibility * Command * Interpreter * Iterator * Mediator * Memento * Observer * State * Strategy * Template Method * I have tested the scripts both on LINUX (Redhat) and on AIX, and some scripts have also been tested on Data Generals. I hope you enjoy the book, not only as a learning tool but also as a reference tool. Enjoy and have fun. Stand-by to stand-to. Any comments, or just to say hello, e-mail me at dtansley@my-Deja.com.