1. Copyright © 2005, ZapThink, LLC SOA for eGov: The SOA Roadmap Ronald Schmelzer Senior Analyst ZapThink, LLC

2. Copyright © 2005, ZapThink, LLC The Role of IT Is IT about getting the technology to work together or to help the business meet its goals? Does IT speak the language of business? Does business management see IT as an enabler or as a cost center? Who’s in control of IT, anyway?

3. Copyright © 2005, ZapThink, LLC Architecture is not About the Technology Just as a building architect is more concerned with the space, not the walls, the IT architect is concerned with how people use the technology, not the technology itself

4. Copyright © 2005, ZapThink, LLC SOA shifts the way we think Traditional Distributed Computing Service Oriented Architecture Designed to lastDesigned to change Tightly CoupledLoosely Coupled, Agile and Adaptive Integrate SilosCompose Services Code OrientedProcess Oriented Long development cycleInteractive and iterative development Cost centeredBusiness centered Middleware makes it workArchitecture makes it work Favors Homogeneous TechnologyFavors Heterogeneous Technology

5. Copyright © 2005, ZapThink, LLC The Challenges with doing SOA right Architecture? Sounds difficult! Performance issues around XML New tool and infrastructure requirements –Messaging –Contract development –Composite application development –Metadata management –Policy infrastructure But… doesn’t this infrastructure already exist?

6. Copyright © 2005, ZapThink, LLC The ZapThink SOA Roadmap

7. Copyright © 2005, ZapThink, LLC ZapThink’s SOA Implementation Roadmap Heterogeneous Systems with Proprietary Interfaces Manage Services Implement the SOA Metamodel Service-Oriented Process Semantic Integration Dynamic Service Discovery Secure Service Interfaces Wrap Legacy Systems in Services Interfaces Service-Oriented Enterprise Enterprise SOA Buildout Mission-Critical SOA SOA Pilots “Grass Roots” Web Services Implementations Create a Governance Framework Contract-First Development Cross-Departmental SOA

8. Copyright © 2005, ZapThink, LLC The Service-Oriented Enterprise IT resources are available on demand to businesses as Services The Service-oriented abstraction layer enables companies to run their operations and conduct business with each other in a dynamic and automated fashion Business drives IT, and agile IT enables agile businesses

9. Copyright © 2005, ZapThink, LLC Thank You! ZapThink is an industry analysis firm focused exclusively on XML, Web Services, and Service-Oriented Architecture. Ronald Schmelzer rschmelzer@zapthink.com Photos © Lisa Polucci Go to www.zapthink.com/credit and enter the code ZASOAI. Download a digital copy of the presentation Sign up for our ZapFlash newsletter Take Credit for attending this presentation!