24. Networking

If the presence of electricity can be made visible in any part of a circuit, I see no reason why intelligence may not be transmitted instantaneously by electricity.

—Samuel F. B. Morse

Protocol is everything.

—Francois Giuliani

What networks of railroads, highways and canals were in another age, the networks of telecommunications, information and computerization ... are today.

—Bruno Kreisky

The port is near, the bells I hear, the people all exulting.

—Walt Whitman

Objectives

In this chapter you will learn:

  • To understand Java networking with URLs, sockets and datagrams.

  • To implement Java networking applications by using sockets ...

Get Java™ How to Program, Seventh Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.

Start your free trial