Computer Science 225
Advanced Programming

Spring 2020, Siena College

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Agenda

• Announcements
  • Lab 1: Java Interfaces continues
  • Problem Set 1 recap will be Monday since the late clock has not yet gone past 100%
• Problem Set 2 introduction
• Java Interfaces
  • motivation
  • implementing existing interfaces
  • creating interfaces
  • anonymous classes
• In-class exercises (5 assignment points)
  • Write a method that takes an Iterator<String> as its only parameter and returns the String that comes first alphabetically.

Terminology

• interface
• implementing an interface
• object-oriented design
• reusable
• instanceof operator
• cast
• anonymous class

Examples

• AnimalInterface