• Name Conflicts

Extending Interfaces

• Interfaces can be extended using the extends keyword.
• Interfaces can extend more than one interface:

    interface Shimmer extends FloorWax, DessertTopping \{ \ldots
  

• All methods and constants defined by FloorWax and DessertTopping are part of Shimmer.

Name Conflicts

• A class or interface can be a subtype of more than one interface.
• What happens when a method of the same name appears in more than one interface?