Pattern solution - “Visual Layers”

• VisualAge: refactoring classes

  • Inheritance
    • Encapsulated behaviour in subclasses
  • Aggregation
    • Encapsulated behaviour in components

• ProGraph: refactoring methods

  • Locals
    • Encapsulated code fragments with the scope of the method
  • Class methods
    • Reusable……part of the public interface

Refactoring to achieve layered visual representations

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