The Object-Oriented Thought Process, Fourth Edition

Example Code Used in This Chapter

The following code is presented in C# .NET. Code for other languages is available electronically on the publisher’s website. These examples correspond to the Java code that is listed inside the chapter itself.

C# .NET

Counter.cs

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using System;using System.Collections.Generic;using System.Text;namespace Counter{    class Counter    {        private int counter;        private static Counter instance = null;        protected Counter()        {        }        public static Counter getInstance()        {            if (instance == null)            {                instance = new Counter();                Console.WriteLine("New Instance of Counter...");            }            return ...