A repository-based framework for evolutionary software development

Argo

Information Technology Plan

Example applications

Example applications (cont’d)

Requirements of end-user tools

Requirements of development tools

Deployment

Traditional data repository

In addition...

Meta-repository

Argo framework approach

Building applications

Building applications

Example: Mail registration application

Demo

Meta-model & constraints (simplified)

Authorization rules

Layouts, Queries, Authorization rules

Object behavior

Object behavior

Mapping types to classes

Persistent objects

Constraints

Constraints

Event-condition-action rules

Event types

Script rules

Core components

Object store

Abstract query language

Query execution

Stepwise structuring

Workflow processes

Bootstrapping the framework