Skip to main content

Design patterns: Strategy, Observer, and "Data Pull"

Define a design pattern and how they help us to design programs efficiently​

Already covered:

  • Accumulator pattern
  • Patterns for handling data (map and filter)

"Data Pull" pattern​

Modeled after this lecture: https://neu-se.github.io/CS4530-Spring-2024/Slides/Module%2005%20Interaction-Level%20Design%20Patterns.pdf"

Strategy pattern​

Search algorithms: DFS -> BFS -> A* -> Strategy Pattern

(They have already seen DFS)

Observer pattern​