Activity 14-2 Facade and Mediator Patterns

Pattern roundup video

Facade

10:14-16:00 Facade Pattern

• Facade “imposes a policy upon a group of objects”
• Constrains how the rest of the application interacts with the objects
• It is a structural class pattern.

Mediator

16:00-23:00 Mediator pattern

• Controlls the interaction of other objects behind the scenes
• It is a structural object pattern.