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Mastering Delphi Programming: A Complete Reference Guide
book

Mastering Delphi Programming: A Complete Reference Guide

by Primož Gabrijelčič
November 2019
Beginner to intermediate content levelBeginner to intermediate
674 pages
15h
English
Packt Publishing
Content preview from Mastering Delphi Programming: A Complete Reference Guide

Object pool

The last pattern in this chapter, object pool, is again not part of the original design patterns book. Object pools as a concept appeared early in the history of OOP, but somehow the Gang of Four didn't see them as a design pattern.

Object pool functions as storage for objects. When we have an object that takes a long time to create and initialize, we sometimes don't want to spend time doing it all over again. Instead of destroying such an object, we can simply put it away in a special container: an object pool. Later, we can just ask the object pool to return the already-created object, an operation that's much faster than creating a new object.

If you have to write a letter (yes, a physical one, on paper!), you need a pen. If ...
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Publisher Resources

ISBN: 9781838989118Other