Challenge: Add User Profiles and Following Links

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Task

• Add class UserProfile as per diagram below.
• Add one-to-one association as per diagram below.
  • Each User object has one UserProfile object.
  • Each UserProfile object belongs to exactly one User object.

• Add many-to-many association as per diagram below.
  • Each User follower object has many User followee objects.
  • Each User followee object has many User follower objects.
  • With association class Follow.

• 💡 Hint: Cluttered diagram may result (like example below). To clean up, try:
  • Add u/d/l/r (up/down/left/right) to edges to recommend directions.
  • Adjust length of edges by adding/removing - (e.g., --- → ------ to lengthen).
  • Reorder declarations.
  • See solution demonstration below for examples.

How to Submit

• 📸 Screenshot model-diagram-01: PlantUML code editor with code and rendered diagram visible showing that above goals have been accomplished.
• Submit Word DOCX file containing your screenshot to designated Canvas assignment.

Solution Demonstration

• ⚠ Important! Attempt challenge task on your own before watching.

Further Reading

• PlantUML Homepage, including…
  • Class Diagram Syntax and Features
• The Hitchhiker’s Guide to PlantUML, including…
  • Layout

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