WebFlow 3-Tier Architecture
Middle-Tier:Framework + CORBA
Grid Services | JDBC | Local Resources
Abstract Task Specification
CTA specific knowledge databases
Visual
Authoring
Tools
User and
Group
Profiles
Resource Identification and Access
Visualizations
Collaboration User Services
Back-End Resources
Problem Solving Environment
“WebFlow”
(Computing Portal) API
Grid API
WebFlow
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