LDAP Programming With Java - Weltman_ Rob.pdf - LDAP Programming With Java (1514) - superktos86

LDAP

PROGRAMMING

WITH JAVA TM

LDAP

PROGRAMMING

WITH JAVA TM

ROB WELTMAN and TONY DAHBURA

ADDISON–WESLEY

An Imprint of Addison Wesley Longman, Inc.

Reading, Massachusetts • Harlow, England • Menlo Park, California

Berkeley, California Don Mills, Ontario Sydney

Bonn Amsterdam Tokyo Mexico City

Many of the designations used by manufacturers and sellers to distinguish their products are

claimed as trademarks. Where those designations appear in this book, and Addison Wesley Long-

man Inc. was aware of a trademark claim, the designations have been printed with initial capital

letters or in all capitals.

The authors and publisher have taken care in the preparation of this book, but make no expressed

or implied warranty of any kind and assume no responsibility for errors or omissions. No liability

is assumed for incidental or consequential damages in connection with or arising out of the use of

the information or programs contained herein.

The publisher offers discounts on this book when ordered in quantity for special sales. For more

information, please contact:

AWL Direct Sales

Addison Wesley Longman, Inc.

One Jacob Way

Reading, Massachusetts 01867

(781) 944-3700

Visit AW on the Web: www.awl.com/cseng/

Library of Congress Cataloging-in-Publication Data

Weltman, Rob, 1953–

LDAP programming with Java TM / Rob Weltman, Tony Dahbura.

p. cm.

ISBN 0-201-65758-9

1. Java (Computer program language). 2. Computer network protocols. I. Dahbura,

Tony. II. Title.

QA76.73.J38 W47 2000

005.2'762—dc21

99–054510

transmitted, in any form, or by any means, electronic, mechanical, photocopying, recording, or

otherwise, without the prior consent of the publisher. Printed in the United States of America. Pub-

lished simultaneously in Canada.

ISBN 0-201-65758-9

Text printed on recycled paper

1 2 3 4 5 6 7 8 9 10—CRW—0403020100

First printing, January 2000

Contents

Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi

PART I

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

CHAPTER 1

WHAT CAN YOU FIND IN A DIRECTORY? . . . . . . . . . . 3

What Is a Directory?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

What’s That Phone Number? . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Directory Clients for an Online Phone Book . . . . . . . . . . . . . . . . 7

Is He Really Who He Says He Is?. . . . . . . . . . . . . . . . . . . . . . . . . 10

Working Together . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Computers, Printers, Toasters . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

CHAPTER 2

THE LINGUA FRANCA OF DIRECTORIES IS LDAP . . . . 19

A Brief History of Electronic Directories . . . . . . . . . . . . . . . . . . . 19

I Heard It through the Grapevine . . . . . . . . . . . . . . . . . . . 19

Directories for the Internet . . . . . . . . . . . . . . . . . . . . . . . . 20

Directories for a Single Network:

Proprietary Solutions. . . . . . . . . . . . . . . . . . . . . . . . . . . 20

X.500: The “Heavyweight” Directory Service . . . . . . . . . 21

From Humble Beginnings . . . . . . . . . . . . . . . . . . . . . . . . . 22

Future Directions for LDAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

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