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CSC 113 - Programming Language I

This area of my website is dedicated to students of my Java class - CSC 113. From here they can view and print handouts from classes that they may have missed or lost the handouts to.

Handout 2 - Messages and Methods

Messages

Software objects interact and communicate with each other by sending messages to each other. When object A wants object B to perform one of B's methods, object A sends a message to object B as shown in the following figure (diagram from The Java Tutorial):

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Last Updated: Feb 25, 2010
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Handout 1 - Classes and Objects

What is a Class

A class is a blueprint that defines the variables and the methods common to all objects of a certain kind. A class can be visually represented like this (diagram from The Java Tutorial):

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Last Updated: Feb 25, 2010
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