September 2010
Intermediate to advanced
655 pages
17h 55m
English
Content preview from Learn Java for Android Development
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Chapter 8
Discovering the Collections Framework
Java's standard class library includes various utility APIs. An important category of utility APIs is the collections framework, which lets applications manage groups of objects. After presenting an overview of this framework, this chapter introduces you to the framework's core interfaces, implementation classes, and utility classes. Chapter 8 ends by discussing Java's classic collections classes.
NOTE: Unless otherwise noted, Chapter 8 explores classes and interfaces that are located in the java.util package.
Framework Overview
A collection is a group of objects that are stored in an instance of a class designed for this purpose. You could create your own collections classes, but why should you ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.