Android How to Program, 3/e

J Other Java Topics

Objectives

In this appendix you’ll:

• Learn what collections are.

• Use class Arrays for array manipulations.

• Understand how type-wrapper classes enable programs to process primitive data values as objects.

• Use prebuilt generic data structures from the collections framework.

• Use iterators to “walk through” a collection.

• Learn fundamental file- and stream-processing concepts.

• What threads are and why they’re useful.

• How threads enable you to manage concurrent activities.

• To create and execute Runnables.

• Fundamentals of thread synchronization.

• How multiple threads can update Swing GUI components in a thread-safe manner.

Outline

1. J.1 Introduction

2. J.2 Collections Overview

3. J.3 Type-Wrapper Classes for Primitive Types

4. J.4