Java, Java, Java

 

 

 

 

 

OBJECTIVES

After studying this chapter, you will

Be able to read and write text files.

Know how to read and write binary files.

Understand the use of InputStreams and OutputStreams.

Be able to design methods for performing input and output.

Know how to use the File class.

Be able to use the JFileChooser class.

OUTLINE

Introduction

Streams and Files

Case Study: Reading and Writing Text Files

The File Class

Example: Reading and Writing Binary Files

Object Serialization: Reading and Writing Objects

From the Java Library: javax.swing.JFileChooser

Using File Data in Programs

Special Topic: Databases and Personal Privacy

Chapter Summary

Solutions to Self-Study Exercises Exercises

 

 

 

 

499

 

 

 

 

 

 

 

 

 

 

input and output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I/O streams

 

 

 

 

 

 

Figure 11.1: The System.out output stream connects your program to the screen and the System.in input stream connects it to the keyboard.