This article will provide readers with the conceptual and practical information necessary to incorporate interfaces into their next development effort. This article touches on some of the highlights of this API, demonstrating its ease of use and robust capabilities. Today there are several products that fully implement the required features of EJB 1.0, and some that also support optional EJB features. Find out how EJB fits into your enterprise. If you've wondered what EJB is or have bits and pieces of information about it but are missing the big picture, this article is a must-read for you.
Most programs use data in one form or another, whether it is as input, output, or both.
The sources of input and output can vary between a local file, a socket on the network, a database, in memory, or another program. Even the type of data can vary between objects, characters, multimedia, and more. For the past two decades, several flavors of programming languages, operating systems, and computer hardware have made their mark in the computing industry. While each of these has its own benefits, they contributed to the overall fragmentation of the computer industry that has in many ways hindered progress. As Java becomes more mainstream in large organizations, it becomes necessary to address design-related topics, such as a Java development methodology.