September 2002
Intermediate to advanced
608 pages
14h 20m
English
Content preview from J2EE™ and JAX™: Developing Web Applications and Web ServicesBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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11.1. Web Services Defined
There are many definitions of Web Services floating around. Here's one from HP's middleware organization: “Web Services are self-contained, modular business applications that have open, Internet-oriented, standards-based interfaces.”
Definitions from other sources frequently get more specific, mentioning for example the use of XML in Web Services. I like HP's definition because it focuses more on what a Web Service is, rather than how it's implemented. When it comes to the implementation, there are many things that are frequently true of Web Services. They frequently use HTTP as the transport, although other standard protocols such as Simple Mail Transport Protocol (SMTP) are also allowed. They frequently use servlets ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.