CS 424524: Introduction to Java Programming

1
CS 424/524 Introduction to Java Programming

• Lecture 22
• Spring 2002
• Department of Computer Science
• University of Alabama
• Joel Jones

2
Overview

• Questions
• I/O exercise A tale of bad programming
• Exercise for next time
• Reading for next time

3
Initial Exercise (flawed)
package java.io public class FixedBufferOutputSt
ream extends FilterOutputStream private
void init(BufferedOutputStream bos) public
FixedBufferOutputStream(BufferedOutputStream
bos) public synchronized void flush()
throws IOException public synchronized void
write(byte b, int off,
int len) throws IOException
public synchronized void write(int b) throws
IOException
4
Next time

• Try writing a class that keeps the last n bytes
  of output
• Chapter 6 of the textbook
• Java Tutorial Swing Features and Concepts
• http//java.sun.com/docs/books/tutorial/uiswing/ov
  erview/index.html