The Use of XP in the CARUSO Project

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The Use of XP in the CARUSO Project

• Hubert Baumeister
• Ludwig-Maximilians-University Munich

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EU-Project CARUSO

• Objective
• Framework to build customized CRM applications
• Components Communication Server, Script Engine,
  
• Tools Application Builder, Monitoring, Reporting
• Sample Instantiations Utility Company, Banks,
• Method for introducing CRM
• Consortium
• REMU Utility provider
• DataCall Software house
• LMU University
• (SFI Software house)

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Main Problem

• Unclear Requirements
• Started with a traditional software process
• Requirements paralysis
• Nice business model, but
• Too complex
• There exists not one right model
• Solution
• Planning Game, Short Iterations, and YAGNI
• Most important CRM task Handling support cases
• Pilot
• Most import support cases as User Stories
• 1. Prototype
• 2. Prototype

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Script Engine

• Problems
• Too many requirements
• Functionality guided by User Stories
• Implementing only the functionality really needed
• Test-Driven Development
• Software
• Porting problems
• Linux -gt Windows
• Windows -gt Windows

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Problems using XP

• Customer
• CRM dream Come up with a solution
• Want a general solution
• Companies
• No customer specific solution
• No or wrong allocated resources (daily business
  is more important)

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Problems using XP

• Distributed Environment
• Who has to do what?
• Possible solution 2-3 months XP with each
  partner at one site then divide tasks or do
  distributed XP
• ? No resources !! (money, personnel)

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Conclusion

• Applying more XP practices could have improved
  the project considerably, but
• Distributed environment
• Political Reasons
• Customers commitment to find a solution
• Finding a general solution
• CARUSO was successful and
• applying XP practices was substantial to
  success