December 2001
Intermediate to advanced
264 pages
5h 59m
English
Content preview from Programming Web Services with SOAPBecome 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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Chapter 2. Introducing SOAP
SOAP's place in the web services technology stack is as a standardized packaging protocol for the messages shared by applications. The specification defines nothing more than a simple XML-based envelope for the information being transferred, and a set of rules for translating application and platform-specific data types into XML representations. SOAP's design makes it suitable for a wide variety of application messaging and integration patterns. This, for the most part, contributes to its growing popularity.
This chapter explains the parts of the SOAP standard. It covers the message format, the exception-reporting mechanism (faults), and the system for encoding values in XML. It discusses using SOAP over transports that aren't HTTP, and concludes with thoughts on the future of SOAP. You'll learn what SOAP does and how it does it, and get a firm understanding of the flexibility of SOAP. Later chapters build on this to show how to program with SOAP using toolkits that abstract details of the XML.
SOAP and XML
SOAP is XML. That is, SOAP is an application of the XML specification. It relies heavily on XML standards like XML Schema and XML Namespaces for its definition and function. If you are not familiar with any of these, you'll probably want to get up to speed before continuing with the information in this chapter (you can find information about each of these specifications at the World Wide Web Consortium's web site at http://www.w3c.org). This book ...
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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.