List of Figures

Chapter 1: A Day in the Life of a CIO

Figure 1.1: Phases of Web services adoption.

Chapter 2: Standards, Concepts, and Terminology

Figure 2.1: Shift to service orientation.

Figure 2.2: Web services stack.

Figure 2.3: Spectrum of enabling to emerging standards.

Figure 2.4: Enabling, evolving, and emerging standards.

Figure 2.5: Standards of Web services stack.

Figure 2.6: Internet protocol stack.

Figure 2.7: XML purchase order document.

Figure 2.8a: Financial services data definition standards.

Figure 2.8b: Healthcare data definition standards.

Figure 2.8c: Additional data definition standards.

Figure 2.9: Web services: publish, find, and bind.

Figure 2.10: Web services: optional publish and find.

Figure 2.11: Elements of the UDDI registry.

Figure 2.12: Extended Web service stack.

Figure 2.13: W3C and OASIS approach to governance.

Figure 2.14: WS-Basic Web services standards.

Chapter 3: Web Services Adoption

Figure 3.1: Web services adoption phases.

Figure 3.2: The cost of internal application integration.

Figure 3.3: Implementation of virtual and custom services.

Figure 3.4: Re-use of functional tier from ERP system.

Figure 3.5: Leverage the provider, broker, and consumer model.

Figure 3.6: Extending the value chain with Web services.

Figure 3.7: Obstacles to Web services adoption.

Figure 3.8: Benefits of Web services by adoption phase.

Chapter 4: Strategic Implications of Web Services

Figure 4.1: Web services as part of the strategic planning process.

Figure 4.2: Web services and business models.

Figure 4.3: Web services and the manufacturing value chain.

Figure 4.4: Web services and the insurance value chain.

Figure 4.5: Generic IT value chain.

Figure 4.6: Web services value chain.

Figure 4.7: Web services value chain impact.

Figure 4.8: Web services impact across multiple levels.

Chapter 5: Vertical Market Implications of Web Services

Figure 5.1: Business impact of Web services.

Figure 5.2: Initial focus on integration and collaboration initiatives.

Figure 5.3: Adoption framework for Web services.

Figure 5.4: Industry analysis framework for Web services adoption.

Figure 5.5: Web services in collaboration.

Chapter 6: Where to Begin?

Figure 6.1: The Web services hype cycle. Source: Gartner, 2002

Figure 6.2: The spectrum of Web services reality versus hype.

Figure 6.3: Questions to ask today.

Figure 6.4: Maximize return and minimize risk.

Figure 6.5: The WS-Basic Web services standards.

Figure 6.6: Where-to-begin checklist.

Chapter 7: Architecting for Competitive Advantage

Figure 7.1: Influence on an enterprise architecture.

Figure 7.2: Evolution of systems architecture.

Figure 7.3: Constituents of a service-oriented architecture.

Figure 7.4: System implementation hierarchy.

Figure 7.5: Component versus service.

Figure 7.6: Loose coupling versus tight coupling.

Figure 7.7: In-house or outsourced.

Figure 7.8: Software development skill sets. Source: IDC, 2000, “IDC Developer Report 2000.”

Chapter 8: The Web Services Vendor Landscape

Figure 8.1: Web services solution provider categories.