Java

Rogers Cadenhead Laura Lemay

Sams Teach Yourself

Java 6
™
in 21 Days
800 East 96th Street, Indianapolis, Indiana 46240

Sams Teach Yourself Java™ 6 in 21 Days
Copyright © 2007 by Sams Publishing
All rights reserved. No part of this book shall be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise,without written permission from the publisher. No patent liability is assumed with respect to the use of the information contained herein. Although every precaution has been taken in the preparation of this book, the publisher and author assume no responsibility for errors or omissions. Nor is any liability assumed for damages resulting from the use of the information contained herein. InternationalStandard Book Number-10: 0-672-32943-3 International Standard Book Number-13: 978-0-672-32943-2 Printed in the United States of America First Printing: May 2007 10 09 08 07 4 3 2 1

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Library of Congress Cataloging-in-Publication Data Cadenhead, Rogers. Sams teach yourself Java 6 in 21 days / Rogers Cadenhead, Laura Lemay. p. cm. Includes index. ISBN 978-0-672-32943-2 (pbk. w/cd) 1. Java (Computer program language) I. Lemay, Laura. II. Title. QA76.73.J38C3332007 005.13'3--dc22 2007014568

Contents at a Glance
Introduction
WEEK I: The Java Language 1 Getting Started with Java 2 The ABCs of Programming 3 Working with Objects 4 Lists, Logic, and Loops 5 Creating Classes and Methods 6 Packages, Interfaces, and Other Class Features 7 Exceptions, Assertions, and Threads WEEK II: The Java Class Library 8 Data Structures 9 Working with Swing 10 Building aSwing Interface 11 Arranging Components on a User Interface 12 Responding to User Input 13 Using Color, Fonts, and Graphics 14 Developing Swing Applications WEEK III: Java Programming 15 Working with Input and Output 16 Serializing and Examining Objects 17 Communicating Across the Internet 18 Accessing Databases with JDBC 19 Reading and Writing RSS Feeds 20 XML Web Services 21 Writing JavaServlets and Java Server Pages

1

9 35 63 89 115 145 183

219 247 273 303 333 357 381

405 433 453 485 511 535 555

Appendixes
A Using the Java Development Kit B Programming with the Java Development Kit C This Book’s Web Site

601 625 649 651

Index

Bonus Material on the Companion CD-ROM
CD1 Choosing Java CD2 Writing Java Applets CD3 Regular Expressions CD4 Where to Go from Here:...