book

Enterprise SOA

by Dan Woods, Thomas Mattern

April 2006

Intermediate to advanced

456 pages

15h 32m

English

O'Reilly Media, Inc.

Read now

Unlock full access

Enterprise SOA
SPECIAL OFFER: Upgrade this ebook with O’Reilly
Foreword
Preface
Safari® Enabled
How can I comment on this book?
Acknowledgments
I. THE CONTEXT FOR ESA
ONE. ESA in the World of Information Technology
1.1. Who is this book for?
1.2. Why so many questions?
1.3. What forces created ESA?
1.3.1. Application proliferation: systems of record are built out1.3.2. Bridging the gap among systems of record1.3.3. Consolidation: mySAP? Business Suite and SAP NetWeaver1.3.4. The web services era

1.4. What is ESA?
1.4.1. User interface1.4.2. Process orchestration1.4.3. Enterprise services1.4.4. Business objects1.4.5. Distributed persistence
1.5. How will ESA change how applications are designed and built?
1.6. What supporting infrastructure does ESA require?
1.6.1. Model-driven, pattern-based development tools1.6.2. Enterprise Services Infrastructure1.6.3. Enterprise Services Repository1.6.4. Enterprise Services Inventory1.6.5. Life cycle management, operations, and security1.6.6. Industry and technology standards1.6.7. ESA ecosystem
1.7. Is ESA compatible with event-driven architecture?
1.8. What is the promise of ESA?
1.9. How will the transition to ESA occur?
1.9.1. ESA's areas of focus for applications1.9.2. ESA today: SAP R/31.9.3. ESA in mySAP ERP 2004 and mySAP ERP 20051.9.4. ESA in the future
1.10. How can ESA be addressed at a tactical level?
1.11. Why does ESA matter?
1.12. What are the core values of ESA?
1.13. Where can we go for more answers?
1.14. ESA in action: Mitsui
TWO. The Business Case for ESA
2.1. What attributes must ESA embody?
2.2. What principles should be driving my IT decisions?
2.3. What happens when core eventually becomes context?
2.4. How does ESA enable consolidation and reuse?
2.5. What kind of innovation should companies pursue, and how will ESA help them?
2.6. What are ESA's practical implementation issues?
2.7. What's the long-term adoption path of ESA? How quickly will I see ROI, and what form will it take?
2.8. What is ESA's long-range impact on corporations?
2.9. ESA in action: Nordzucker AG
THREE. Evolving Toward ESA
3.1. Conceiving
3.2. Consuming
3.3. Composing
3.4. Creating
3.5. Controlling
3.6. Just how much and what kind of change will ESA involve?
3.7. What is IT's role within ESA?
3.8. What do you mean by "business process?"
3.9. That's a good point, but how do you bring the two sides together in the first place?
3.10. What is IT's role if all of this comes to pass? What does my company look like then?
3.11. What stages will we go through on the way there? What skills will we have to develop?
3.12. What kind of architecture skills does ESA call for?
3.13. How does a cultural transformation happen in the real world? What can SupplyOn tell us about how to manage the change inherent in ESA?
3.14. How will IT change in an ESA world?
3.15. What will the shift to a model-driven world mean for IT, and where will these business analysts come from?
3.16. How will governance function within ESA?
3.17. How and where should I begin evolving toward ESA?
3.18. How will modeling translate between enterprises with different architectures? Will a standards body evolve to resolve potential conflicts?
3.19. What do the analysts think, and what trouble do they foresee?
3.20. What kind of company will we be after ESA?
II. CONCEIVING A VISION FOR ESA
FOUR. ESA Fundamentals: Learning to Think ESA
4.1. What is architecture and why is it important?
4.2. What is enterprise architecture and how will ESA change it?
4.3. What motivated the creation of ESA?
4.4. What are the architectural challenges of ESA?
4.5. How does ESA meet those challenges?
4.6. Does ESA make all my existing systems worthless?
4.7. What are systems of record?
4.8. What are transactional systems?
4.9. What are web services?
4.10. What is the difference between a web service and an enterprise service?
4.11. What is service-oriented architecture?
4.12. What is the difference between ESA and other approaches to SOA?
4.13. What are composite applications?
4.14. What are service consumers?
4.15. What are service providers?
4.16. What are xApps?
4.17. What role does the mySAP Business Suite play in ESA?
4.18. What role does SAP NetWeaver play in ESA?
4.19. What are IT practices and IT scenarios?
4.20. What is event-driven architecture?
4.21. Why are analytics so important to ESA?
4.22. How does ESA provide for easier adaptation and a better requirements fit?
4.23. What is the basic structure of an enterprise service?
4.24. What are global data types?
4.25. Why is XML messaging so important to ESA?
4.26. What is the difference between a frontend and a backend application?
4.27. What is service composition?
4.28. What is the role of business objects in ESA?
4.29. How does persistence change in ESA?
4.30. Why does modeling matter? Isn't it just another form of coding?
4.31. Will modeling replace coding?
4.32. How are patterns used in ESA and what value do they provide?
4.33. What is process orchestration?
4.34. What is process integration?
4.35. How will ESA change the way applications are packaged and delivered?
4.36. What are the special needs of composite applications?
4.37. What is the relationship between ESA, standards, and commoditization?
4.38. Is buy versus build a false tradeoff in ESA?
4.39. Why is an ecosystem of companies and standards so important to ESA?
FIVE. The Structure of ESA
5.1. Basics of ESA applications5.1.1. How are applications in ESA different from previous generations?5.1.2. How are services combined into applications in ESA?5.1.3. Can an application be both a consumer and a provider of services?5.1.4. How does ESA work with event-driven architectures?5.1.4.1. Core events and business events
5.2. The ESA stack, layer by layer
5.2.1. What challenges face the ESA stack?5.2.1.1. User interface5.2.1.2. Process orchestration5.2.1.3. Enterprise services5.2.1.4. Business objects5.2.1.5. Persistence
5.3. The enterprise services layer
5.3.1. What is the basic structure of enterprise services?5.3.2. What are global data types and how are they related to enterprise services?5.3.3. Does ESA have an Enterprise Service Bus or the equivalent?5.3.4. How are database transactions handled in ESA?5.3.5. This is all rather technical; how do enterprise services get the business meaning they are supposed to have?5.3.6. How do enterprise services fit into business process modeling?5.3.7. What is service composition? How can you build enterprise services from other enterprise services?5.3.8. What are the main categories of enterprise services?5.3.9. What kinds of enterprise services support the special needs of composite applications?5.3.9.1. Master data management5.3.9.2. Business Intelligence (BI) Consumer Services5.3.9.3. Analytics5.3.9.4. Knowledge management5.3.9.5. Collaboration5.3.9.6. Mobile5.3.10. What development tools are used to create enterprise services?
5.4. The business objects layer
5.5. The process orchestration layer
5.5.1. What is process orchestration?5.5.2. Why is process orchestration important in ESA?5.5.3. What forms of process orchestration will be used in ESA?5.5.4. What are the limits of process orchestration?5.5.5. How does process component modeling work?
5.6. The UI layer
5.6.1. How will the UI layer change in ESA?5.6.2. How will modeling be used to create the UI layer?5.6.3. What are patterns and UI building blocks?5.6.4. How will UI building blocks and patterns change the nature of applications?5.6.5. How will the UI be implemented under ESA?
5.7. The persistence layer
5.7.1. How will this discussion be continued?
SIX. The Enterprise Services Community
6.1. What is the ES-Community?
6.2. What is the value of the ES-Community?
6.3. What is a Definition Group? Who can join?
6.4. What does the ES-Community contribute?
6.5. Will the ES-Community create new standards?
6.6. How are enterprise service definitions created within the ES-Community?
6.7. What is the organizational structure of a Definition Group?
6.7.1. How do Request Definition Groups operate?6.7.2. How do Review Definition Groups operate?
6.8. What is certification? Is it mandatory?
6.9. What is ES-Ready? How can partners use this brand?
6.10. How does the ES-Community balance efficiency with open participation?
6.11. What is required to participate in the ES-Community?
6.12. How is intellectual property (IP) treated in the ES-Community?
6.13. How will the ES-Community differ from SAP's other partner and customer efforts?
6.14. How does participation in the ES-Community benefit customers?
6.15. What should a company do to get involved in the community process?
SEVEN. Creating a Roadmap with the ESA Adoption Program
7.1. Why the roadmap approach?
7.2. What challenges do companies face in adopting ESA?
7.3. How does SAP help customers adopt ESA?
7.3.1. What happens in the Discover phase?7.3.1.1. What do the workshops reveal?7.3.1.2. How about a concrete example?7.3.1.3. Are there different types of enterprise services to look for?7.3.1.4. How can companies avoid disruptive change?7.3.2. What happens in the Evaluate phase?7.3.2.1. What will the customer be able to see with the roadmap in hand?7.3.3. What about the Implement phase?7.3.4. What happens in the Operate phase?
7.4. Is there more to success with ESA than just analyzing technologies and preparing roadmaps?
7.5. How have companies put SAP's ESA Adoption Program to work?
7.5.1. ESA in action: Manchette Publicité7.5.2. ESA in action: Wacker Chemie AG7.5.3. ESA in action: LHI Leasing
III. CONSUMING SERVICES
EIGHT. The Enterprise Services Repository and the Enterprise Services Inventory
8.1. What is the Enterprise Services Repository?8.1.1. What are the Enterprise Services Repository's roots?8.1.2. What are the advantages of the Enterprise Services Repository?8.1.2.1. Orderly development8.1.2.2. Reuse8.1.2.3. Ease of development8.1.2.4. Model-driven development8.1.2.5. Service orchestration8.1.3. What tools do you use to access the Enterprise Services Repository?8.1.4. If the Enterprise Services Repository is at the heart of ESA, don't less technical people use it, too?8.1.5. What is in the Enterprise Services Repository?8.1.5.1. Data types8.1.5.2. Message types8.1.5.3. Operations8.1.5.4. Service interfaces8.1.5.5. Integration objects8.1.5.6. Process models8.1.5.7. Business objects8.1.6. What is the role of namespaces in the Enterprise Services Repository?
8.2. What is the Enterprise Services Inventory?
8.2.1. What does the Enterprise Services Inventory provide for each service?8.2.2. What kinds of services are part of the Enterprise Services Inventory?8.2.3. What methodology has SAP created for service enablement?8.2.4. How do the indicators and the procedural model work in practice?8.2.4.1. Scenario for purchasing a new component8.2.4.2. Process flow8.2.4.3. Deployment8.2.4.4. Service identification by applying the indicators8.2.4.5. Applying general indicators8.2.4.6. Applying user productivity and centricity indicators8.2.4.7. Applying best practices and process innovation indicators8.2.4.8. Applying business automation and process efficiency indicators8.2.4.9. Applying flexible deployment indicators8.2.5. For each service, what does the Enterprise Services Inventory provide?8.2.6. What is the Enterprise Services Preview?
8.3. ESA in action: Elsag
8.4. ESA in action: Kimberly-Clark
8.5. ESA in action: CSA International
NINE. Project Mendocino: A Product Based on Consuming Enterprise Services
9.1. What is the goal of Project Mendocino?
9.2. How does Project Mendocino use ESA?
9.3. Project Mendocino applications
9.3.1. What is the goal of the Time Management application?9.3.2. What is the goal of the Leave Management application?9.3.3. What is the goal of the Budget Monitoring application?9.3.4. What is the goal of the Team Management application?
9.4. The Project Mendocino architecture
9.4.1. What makes up the Mendocino extensions?9.4.2. What is the Office Add-On?9.4.3. How is data routed through the Project Mendocino architecture?9.4.4. What are the system requirements for using the Project Mendocino architecture?9.4.5. What is the primary function of the Office Add-On?9.4.6. What are the functions of the Mendocino extensions components?9.4.7. How is security handled in the Project Mendocino environment?9.4.8. How will Project Mendocino change in the future?
9.5. ESA in action: Agile Solutions Ltda
TEN. ESA at Work: Examples from the Field
10.1. ESA in consumer products
10.2. Store-specific pricing
10.3. ESA in CRM: service request processing
10.4. ESA in the chemical industry: e-VMI at Solvay
10.5. ESA for logistic service providers
10.6. ESA for professional service providers
10.7. ESA in manufacturing
10.8. ESA in the chemicals industry
IV. COMPOSING SERVICES
ELEVEN. SAP xApps Composite Applications for Analytics
11.1. How do SAP xApp Analytics help business users?11.1.1. SAP xApp Analytics for credit management11.1.2. SAP xApp Analytics composite application for campaign management11.1.3. SAP xApp Analytics composite application for corporate governance
11.2. How hard is it to deploy SAP xApp Analytics?
11.3. What are the different parts of an analytic composite application?
11.4. In which application and process areas are analytic composites being created?
11.5. How do ESA and SAP NetWeaver help create analytic composites?
11.6. What are the benefits of SAP analytics?
TWELVE. The Architecture and Development Tools of Composite Applications
12.1. The architecture of composite applications12.1.1. What is the purpose of composite applications in ESA?12.1.2. What is the architecture of composite applications?12.1.2.1. Roles and work centers12.1.2.2. Composite processes and business activities12.1.2.3. Actions12.1.2.4. Composite application business logic and abstraction layer12.1.2.5. Service providers12.1.3. What are the main categories of composite applications?12.1.4. How are processes modeled in composite applications?12.1.5. How do composite applications use patterns?
12.2. Development tools for composite applications
12.2.1. What development tools are used to create composites?12.2.2. Can every development challenge be met through modeling?12.2.3. What role does SAP NetWeaver Visual Composer play in creating composites?12.2.4. What role does the Guided Procedures design time play in creating composites?12.2.5. What role does the SAP CAF play in creating composites?12.2.6. What roles do the ABAP Development Workbench and SAP NetWeaver Developer Studio play in creating composites?
12.3. ESA in action: Asian Paints
12.4. ESA in action: Zuger Kantonalbank
THIRTEEN. Supporting Composite Applications
13.1. How are composite applications different from the previous generation of applications?13.1.1. What are the challenges facing composite application developers and architects?13.1.2. What is information management and how will it help?
13.2. SAP NetWeaver MDM
13.2.1. What is master data?13.2.2. What is SAP NetWeaver MDM?13.2.3. What are the key capabilities of SAP NetWeaver MDM for information quality?13.2.4. What are the key capabilities of SAP NetWeaver MDM for information synchronization?13.2.5. How does SAP NetWeaver MDM help development of composite applications?
13.3. SAP NetWeaver Business intelligence
13.3.1. What are the core functions of SAP NetWeaver BI?13.3.1.1. Enterprise data warehousing13.3.1.2. Enterprise reporting, querying, and analysis13.3.1.3. Business planning and analytical services13.3.1.4. Data quality13.3.2. How is business intelligence becoming service enabled?13.3.3. What is the SAP NetWeaver BI Accelerator?13.3.4. How will SAP NetWeaver BI help embed analytics into composites?
13.4. SAP NetWeaver Knowledge Management and Collaboration
13.4.1. What is Knowledge Management and Collaboration?13.4.2. What Knowledge Management capabilities can help composite applications?13.4.3. What collaboration capabilities can help composite applications?13.4.4. How can KMC help composite applications?
13.5. SAP NetWeaver Mobile
13.6. ESA in action: Arla Foods
V. CREATING SERVICES
FOURTEEN. Web Services Basics
14.1. What are web services and why do we care?
14.2. What are some examples of web services?
14.3. What are services?
14.4. What is service-oriented architecture?
14.5. Why is service orientation better than object orientation?
14.6. What are the main components of web services?
14.7. What is XML?
14.8. What is XML schema?
14.9. What are XML namespaces?
14.10. What is SOAP?
14.11. What is WSDL?
14.12. What is UDDI and how does it relate to SAP?
14.13. How can we ensure that web services will interoperate?
14.14. What about web services security?
FIFTEEN. Creating Enterprise Services in ABAP
15.1. Can I start creating enterprise services today, or should I wait?
15.2. How do web services and enterprise services compare?
15.3. What are two ways to create services in ABAP?
15.3.1. What does it mean to create services from the inside out?15.3.2. How do you create a service from the inside out using ABAP?15.3.3. What does it mean to create services from the outside in?15.3.4. How do you create a service from the outside in using ABAP?
15.4. What is SAP NetWeaver's role in creating enterprise services?
15.5. What is the role of the SAP NetWeaver Application Server?
15.6. What is SAP NetWeaver XI's role as an integration broker?
15.7. What steps are involved with web services brokering using SAP NetWeaver XI?
15.8. How can services be adapted to reflect changing customer needs?
15.9. What does the future hold for creating enterprise services?
15.9.1. What are business objects?15.9.2. What are the steps one takes to develop enterprise services?
SIXTEEN. Creating and Consuming Services in Java
16.1. What development tools are available for Java developers?
16.2. How do you create a service provider in Java?
16.3. How do you create a service consumer using Web Dynpro for Java?
16.4. ESA in action: Arcelor
16.5. ESA in action: TRW
VI. CONTROLLING SERVICES
SEVENTEEN. ESA and IT Governance
17.1. What are typical models for IT governance?
17.2. What are the challenges and problems with existing models?
17.3. How does ESA decrease the need for IT governance?
17.4. How does ESA improve the relationship between business and IT?
17.5. Who owns enterprise services? Who makes a decision about creating new services?
17.6. What processes make sense for approving new enterprise services?
17.7. ESA in action: Whirlpool Corporation
EIGHTEEN. ESA Life Cycle Management and Operations
18.1. Which operations and management problems will ESA actually solve?
18.2. What is life cycle management?
18.3. What is life cycle management in the context of ESA?
18.4. What are the challenges for life cycle management in the context of ESA?
18.5. How will services be monitored in an ESA landscape? Where will the necessary metadata come from?
18.6. How does ESA affect implementation issues?
18.7. How are operations affected by ESA?
18.7.1. What is capacity planning in the world of ESA?18.7.2. How do you size composite applications?18.7.3. How does performance monitoring work in an ESA environment?18.7.4. How does virtualization affect capacity planning?
18.8. How will ESA affect change management and software logistics?
18.8.1. What is the SAP NetWeaver Administrator? How will it adapt to the demands of an ESA environment?
18.9. What is adaptive computing and how does it relate to ESA?
18.9.1. What's behind adaptive computing?18.9.2. The Adaptive Computing Controller18.9.3. How do conventional infrastructure approaches compare to adaptive computing?18.9.4. What will adaptive computing mean for SAP's partners?
18.10. What does the introduction of ESA and its impact on life cycle management mean for IT departments?
18.11. Will life cycle management capabilities be available to ISVs?
18.12. What additional capabilities does ESA offer in terms of allowing business analysts to determine which revenue-generating services should receive additional resources?
NINETEEN. ESA Security
19.1. What security challenges face enterprise architects?
19.2. What are identity management and authentication?
19.3. How does identity management change within ESA?
19.4. What is access management?
19.5. How does access management change within ESA?
19.6. How are messages that are sent from enterprise services secured? What standards have been developed?
19.7. How do you develop secure composite applications without weaknesses?
19.8. How will security between companies function and evolve in an ESA environment?
TWENTY. Standards and ESA
20.1. How do standards relate to ESA?20.1.1. Isn't standardization between disparate brands of systems and between independent companies easier said than done?20.1.2. What kinds of standards does ESA rely on?20.1.3. What is SAP's general approach to standards?20.1.4. Does ESA provide support for every major IT standard?
20.2. What are semantic standards, and how do they help build IT solutions?
20.2.1. Are semantic standards simply sets of XML tags?20.2.2. What are core components and how do they relate to SAP's concept of semantic standards?
20.3. Which technology standards does SAP support, and how do they help build IT solutions?
20.3.1. What's an example of a critical technology standard?
20.4. Which technology standards does SAP NetWeaver support?
20.4.1. How do portability standards help customers to build IT solutions?20.4.2. What is SAP's relationship to industry-specific standards groups?20.4.3. Are standards tested to ensure they provide interoperability?20.4.4. Which additional standards will ESA support in the future?
Index
About the Authors
Colophon
SPECIAL OFFER: Upgrade this ebook with O’Reilly

Content preview from Enterprise SOA

Part IV. COMPOSING SERVICES

Chapter 11, SAP xApps Composite Applications for Analytics

Chapter 12, The Architecture and Development Tools of Composite Applications

Chapter 13, Supporting Composite Applications

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.

Julian F.

Head of Cybersecurity

I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.

Addison B.

Field Engineer

I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.

Amir M.

Data Platform Tech Lead

I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.

Mark W.

Embedded Software Engineer

Patterns: Extended Enterprise SOA and Web Services

Publisher Resources

ISBN: 0596102380Errata Page

Cloud Computing

Data Engineering

Data Science

AI & ML

Programming Languages

Software Architecture

IT/Ops

Security

Design

Business

Soft Skills

Enterprise SOA

by Dan Woods, Thomas Mattern

Part IV. COMPOSING SERVICES

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

More than 5,000 organizations count on O’Reilly

Julian F.

Addison B.

Amir M.

Mark W.

You might also like

Patterns: Extended Enterprise SOA and Web Services

Enterprise Service Bus

Smart SOA Connectivity Patterns: Unleash the Power of WebSphere Connectivity Portfolio

Microsoft® Office Access 2003 Inside Out

Publisher Resources