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PennDOT ATX Project ATAM

Agenda. IntroductionProblem space; Quality attributes; Utility treeArchitectural views and discussionDeployment and logical viewsRun-time views for major system partsTransaction processingJBoss-based redundancySecurityAdministrationReportsPrototypes discussionViews are preceded by key de

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PennDOT ATX Project ATAM

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    1. PennDOT ATX Project ATAM Team Stalagmite: Dan Abramovich Jeff Ditillo Andrew Guletsky Oksana Schubert Alexey Stolpovskikh Dehua Zhang

    2. Agenda Introduction Problem space; Quality attributes; Utility tree Architectural views and discussion Deployment and logical views Run-time views for major system parts Transaction processing JBoss-based redundancy Security Administration Reports Prototypes discussion Views are preceded by key decisions/facts to guide discussion

    3. Problem Space Problem description New solution for PennDOT on-line vehicle title and registration services Major stakeholders PennDOT ATX (our clients) Participating companies Business drivers Improve PennDOT’s business processes Allow ATX to become PennDOT’s Business Partner Business process ? fewer people, less paper, and less time Introduce Gatekeeper – front-end to PennDOT legacy systems. Developed by PennDOT to allow private companies to develop systems that can access PennDOT data Multiple clients: business req from ATX and constraints from PennDOT Business process ? fewer people, less paper, and less time Introduce Gatekeeper – front-end to PennDOT legacy systems. Developed by PennDOT to allow private companies to develop systems that can access PennDOT data Multiple clients: business req from ATX and constraints from PennDOT

    4. Quality Attributes Security Allow “good guys” to get in Keep “bad guys” out Put “blinders” on clients to only see allowed information Support user roles to limit functionality Availability Failover Recover from errors Modifiability Extend the system easily Update transaction descriptions, op. codes and fees without code changes Performance Provide reasonable user experience for many concurrent clients

    5. Utility Tree

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