Erl, T: Next Generation SOA

with the SOA Manifesto 47 The SOA Manifesto 48 The SOA Manifesto Explored 49 Preamble 50 Priorities 51 Guiding Principles 55 Chapter 5: An Overview of Service Technology 63 Web-Based Services 64 SOAP-Based Web Services 65 REST Services 65 Components 66 Service Virtualization 66 Cloud Computing 67 API Management 68 Model-Driven Software Design 68 Semantic Web 69 Business Process Management 70 Composition and Orchestration 70 Master Data Management 71 Business Rule Engines 72 Social Network Technologies 72 Mobile Computing 72 Agent-Driven Architecture 73 Event-Driven Architecture and Complex Event Processing 74 Business Intelligence 75 Enterprise Information Integration and Extract-Transform-Load 76 Big Data 77 Chapter 6: A Look at Service-Driven Industry Models 79 The Enterprise Service Model 80 The Virtual Enterprise Model 81 The Capacity Trader Model 82 The Enhanced Wholesaler Model 83 The Price Comparator Model 83 The Content Provider Model 84 The Job Market Model 84 The Global Trader Model 86 Industry Watchdogs 86 Guarantors 87 Chapter 7: A Case Study 89 Systems Landscape 92 New Marketing Strategy 93 Corporate Culture 95 Vehicle Maintenance 97 The Billing System 97 Strategic Considerations 98 Cloud Adoption 99 New Reference Architecture 102 The Customer Profile Process 102 New Service Technology 105 The SOA Governance Program Office 107 The Enterprise Architecture Board 108 A Transformed Enterprise 110 APPENDICES Appendix A: Additional Reading for Applying Service-Orientation 117 The Eight Service-Orientation Principles 118 Standardized Service Contract 119 Service Loose Coupling 121 Service Abstraction 122 Service Reusability 123 Service Autonomy 125 Service Statelessness 126 Service Discoverability 128 Service Composability 130 The Four Characteristics of SOA 132 Business-Driven 132 Vendor-Neutral 134 Enterprise-Centric 137 Composition-Centric 138 SOA Design Patterns 140 Appendix B: Additional Reading for Planning & Governing Service-Orientation 151 The Four Pillars of Service-Orientation 152 Teamwork 153 Education 153 Discipline 153 Balanced Scope 154 The Seven Levels of Organizational Maturity 156 Service Neutral Level 157 Service Aware Level 157 Service Capable Level 158 Business Aligned Level 158 Business Driven Level 159 Service Ineffectual Level 159 Service Aggressive Level 159 SOA Governance Controls 160 Precepts 160 Processes 161 People (Roles) 162 Metrics 162 Appendix C: Additional Reading for Cloud Computing 163 Goals and Benefits 164 Reduced Investments and Proportional Costs 164 Increased Scalability 166 Increased Availability and Reliability 167 Risks and Challenges 168 Increased Security Vulnerabilities 168 Reduced Operational Governance Control 168 Limited Portability Between Cloud Providers 170 Multi-Regional Compliance and Legal Issues 171 About the Authors 173 Index 179

establishing SOA Centers of Excellence and implementing effective governance in areas of service-orientation. Clive is currently residing in Scotland's Northern Isles as a semi-retiree who still agrees to take part in the occasional project. He is a co-author of the book titled SOA Governance: Achieving and Sustaining Business Agility (IBM Press 2008), as well as another book from the Prentice Hall Service Technology Series from Thomas Erl titled SOA Governance: Governing Shared Services On-Premise and in the Cloud. An expert in middleware, Jurgen Kress currently works at Oracle EMEA Alliances and Channels and is responsible for Oracle's EMEA fusion middleware partner business. He is the founder of the Oracle SOA & BPM, WebLogic Partner Communities, and the global Oracle Partner Advisory Councils. The Fusion Middleware Partner Community is home to over 5,000 members internationally as Oracle's most active and successful community, which Jurgen manages with monthly newsletters, Webcasts, and conferences. He also hosts the annual Fusion Middleware Partner Community Forums and Fusion Middleware Summer Camps, where more than 200 partners receive product updates, roadmap insights, and hands-on training supplemented by a variety of Web 2.0 tools like Twitter, discussion forums, online communities, blogs, and wikis. Jurgen is also a member of the steering board of the International SOA, Cloud + Service Technology Symposium, and is a frequent speaker at conferences that include the SOA & BPM Integration Days, JAX, UKOUG, OUGN, and OOP. Berthold Maier enjoys working for a wide portfolio of clients as a chief architect and enterprise architect, and possesses over 18 years of experience as a developer, coach, and architect in the building of complex mission-critical applications and in integration scenarios. Throughout his 11-year career at Oracle, Berthold has been given leading positions within the consulting division that notably included chief architect, a management position in which he assumed responsibility for reference architectures involving SOA and enterprise integration. Berthold is also the originator and architect of several frameworks around EAM and SOA, and is well-known as a conference speaker, book author, and magazine writer. Hajo Normann works for Accenture in the role of SOA & BPM Community of Practice lead in ASG and is responsible for the architecture and solution design of SOA/BPM projects, primarily acting as the interface between business and IT. He enjoys tackling organizational and technical challenges and motivating solutions in customer workshops, conferences, and publications. Together with Torsten Winterberg, Hajo leads the DOAG SIG Middleware and is an Oracle ACE director and active member of a global network within Accenture who is in regular contact with SOA/BPM architects from around the world. Pethuru Raj possesses over 12 years of professional experience in the IT industry. In his academic career, he was granted international fellowships, JSPS and JST, to work as a postdoctoral researcher at two leading Japanese universities for three years. After earning a UGC-sponsored PhD degree from Anna University in Chennai, India, Pethuru obtained a CSIR fellowship to work as a research associate in the department of Computer Science and Automation at the Indian Institute of Science in Bangalore. Pethuru has worked as an application architect for eight years and a product architect for four years, leveraging the opportunities that came his way to become specialized in the business domains of telecommunications, retail, government, energy, and healthcare. Prior to his career at Wipro Consulting, Pethuru spent one year as the enterprise architect at Sify Software Ltd. and over a year and a half as a lead architect in Bosch's corporate research division. During his three years as a senior architect for the Oracle Fusion Middleware Practice of Wipro Technologies, Pethuru become well-versed in emerging technologies like cloud computing, SOA, event-driven architecture, and enterprise architecture. He has also developed a keen understanding of Big Data computing (Hadoop), realtime cloud analytics, and machine-to-machine (M2M) integration, as well as high-performance system design and various smartphone applications. Pethuru has authored chapters for a number of technology-centric books in collaboration with internationally acclaimed professors, and is author of a book titled Cloud Enterprise Architecture that is published by CRC Press. Leo Shuster has directed efforts in enterprise architecture and SOA strategy and execution for a number of organizations, including the National City Corporation, Ohio Savings Bank, and Progressive Insurance. He currently holds the position of director, IT Architecture at Nationwide Insurance, and possesses almost 20 years of IT experience. Throughout his career, Leo has performed in a variety of roles that span all aspects of the software development lifecycle and IT management. As a result, Leo has gained expertise in enterprise and application architecture, SOA, and IT governance and transformation, as well as platform modernization, process management and reengineering, and strategic planning, among many other areas. He frequently shares this knowledge with the IT community through articles and blog posts. Leo holds an MS in computer science and engineering from the Case Western Reserve University, and an MBA from the Cleveland State University. Leo has presented on enterprise architecture, SOA, BPM, and related topics for groups of all sizes at various industry events and conferences. He is a co-author of the book titled SOA Governance: Governing Shared Services On-Premise and in the Cloud, which is a part of the Prentice Hall Service Technology Series from Thomas Erl. Leo regularly discusses advanced software architecture topics on his blog, which can be viewed at http://leoshuster.blogspot.com. Since the launch of his career in the mid-90s, Bernd Trops has worked as a system engineer, SOA architect, and coach on countless OO and SOA projects for a range of companies that include GemStone, Brokat, WebGain, and Oracle. During his time at Oracle, Bernd held the position of SOA architect and was primarily involved in large-scale initiatives. One notable project under his belt is the Deutsche Post Service-Backbone, which comprises the foundation of the Talend ESB. In his current role of principal solution architect at Talend, Bernd is closely involved in technical architecture and the design of complex IT solutions. Bernd has presented at a number of industry conferences during his career, such as the SOA Symposium, Oracle Open World, JAX, and OOP. Bernd is co-author of SOA Design Patterns and SOA Speizial, as well as cofounder of the Mason of SOA. Clemens Utschig-Utschig is currently heading Marketing & Sales Architecture at Boehringer Ingelheim, one of the world's leading pharmaceutical companies, at its corporate headquarters in Germany, focusing on implementing the digital revolution and consolidating the global landscape onto standard platforms. Before joining Marketing and Sales he ran the global master data management program inside BI's Shared Service Center--devel- oping the global process templates for customer, vendor and material maintainance, deploying those into BI's network and providing global transactional services from Brazil to China. Prior to joining Boehringer Ingelheim, Clemens fostered a ten-year career at Oracle as a platform architect on the SOA/BPM development team, helping clients establish enterprise-wide SOA. He also drove the development of several platform components, such as the Weblogic SCA container and the Spring Service Engine. Philip Wik is currently a DBA for Redflex Traffic Systems. With more than 30 years of experience, Philip has worked as an architect, analyst, integrator, and developer for prominent leading companies such as JPMorgan Chase, Wells Fargo, and American Express, as well as Honeywell, Boeing, and Intel. Having received training and education on three different continents, Philip has a robust multinational orientation and has led a number of offshore teams. He has also published two business books titled How to Do Business With the People's Republic of China and How to Buy and Manage Income Property, and is a frequent article contributor to the online Service Technology Magazine. Active in several roles at OPITZ CONSULTING with strong dedication to delivering value to customers, Torsten Winterberg is part of the business development and innovation department. In this role, he focuses on identifying and evaluating emerging trends and technologies with the aim of delivering innovative and differentiated solutions to customers. Also a director of the competence center for integration and business process solutions, Torsten is following his passion for building the best delivery unit for customer solutions in the areas of SOA and BPM. Torsten has extensive experience as a developer, coach, and architect in building complex mission-critical Java EE applications, although his proficiency and passion actually lie in the design and architecture of complex IT systems involving BPMN, BPEL, ESB, BAM, and SOA in general. A recognized speaker in the German Java and Oracle communities, Torsten has written numerous articles on SOA/BPM-related topics and is part of the Oracle ACE director team, leading the DOAG middleware community.