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Fundamental Design
Terminology and Concepts
    Introduction
    Design Characteristic
    Design Principle
    Design Paradigm
    Design Pattern
    Design Pattern Language
    Design Standard
    Best Practice

Elements of
Service-Oriented Computing
    Introduction
    Service-Oriented
Architecture (SOA)
    Services and
Service-Orientation
    Service Compositions
    Service Inventory
    A Conceptual View of
Service-Oriented Computing
    A Physical View of
Service-Oriented Computing

Goals and Benefits of
Service-Oriented Computing
    Introduction
    Increased Intrinsic Interoperability
    Increased Federation
    Increased Vendor Diversification Options
    Increased Business and Technology Domain Alignment
    Increased ROI
    Increased
Organizational Agility
    Reduced IT Burden

Service-Oriented Computing
in the Real World
    Services as Web Services
    About Web Services (Part I)
    About Web Services (Part II)
    Service Models and
Service Layers
    Service Inventory Blueprints
    Service-Oriented Analysis
    Service-Oriented Design

Additional Resources
    SOA Sites
    SOA Book Series
    SOA Training & Certification
    Free SOA Principles Poster
    Notification


Elements of Service-Oriented Computing

Introduction

Service-oriented computing represents a new generation distributed computing platform. As such, it encompasses many things, including its own design paradigm and design principles, design pattern catalogs, pattern languages, a distinct architectural model, and related concepts, technologies, and frameworks.

It sounds like a pretty big umbrella, and it is. Service-oriented computing builds upon past distributed computing platforms and adds new design layers, governance considerations, and a vast set of preferred implementation technologies. That’s why taking the time to understand its underlying mechanics before proceeding to the actual design and construction phases of a delivery project is time well spent.

To better understand the fundamental complexion of a typical service-oriented computing platform we need to describe each of its primary parts, which we’ll refer to as elements:

- Service-Oriented Architecture

- Service-Orientation

- Service-Oriented Solution Logic

- Services

- Service Compositions

- Service Inventory

The following pages define each of these elements and conclude with illustrations that explain how they can inter-relate. The symbols introduced in the upcoming pages are used repeatedly within subsequent parts of this Web site, as well as the www.soaprinciples.com site, and the books in the Prentice Hall Service-Oriented Computing Series from Thomas Erl.

















This page contains excerpts from:

SOA: Principles of Service Design
by Thomas Erl

ISBN: 0132344823, Prentice Hall/PearsonPTR, Hardcover
240+ Full Color Illustrations, 573 pages

Download the free Color SOA Principles Poster at www.soaposters.com.
For more information about this book, visit
www.soabooks.com.
The Prentice Hall Service-Oriented Computing Series from Thomas Erl
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