November 2012
Beginner
336 pages
8h 17m
English
Content preview from Java SE 7 Programming EssentialsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.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.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
Chapter 6
Encapsulating Data and Exposing Methods in Java
It’s time to move past main() methods for writing programs and dig a bit deeper. This step has several elements to it, so I’ve broken the first big step into two chapters. This chapter covers the fundamentals of defining the interface to a class: restricting direct access to member variables and using methods to allow indirect access.
In Chapter 7, “Using Java Methods to Communicate,” I’ll build on this practice by designing methods that express the services a class offers.
In this chapter, we’ll cover the following topics:
- Encapsulating data
- Exposing data through methods
- Applying access modifiers
- Abstracting data
Encapsulating Data
As Chapter 7 will explain, in Java we use methods to ...
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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.