March 2005
Intermediate to advanced
456 pages
9h 29m
English
book
Web Services Platform Architecture: SOAP, WSDL, WS-Policy, WS-Addressing, WS-BPEL, WS-Reliable Messaging, and More
by Sanjiva Weerawarana, Francisco Curbera, Frank Leymann, Tony Storey, Donald F. Ferguson
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Chapter 9. Web Services Metadata Exchange
Metadata plays a fundamental role in Service-Oriented Architectures. The term metadata refers to explicit information about a service that is encoded in a machine-readable format. Explicit metadata encodes in an unambiguous way details about the interaction contract between service requesters and providers. Technical capabilities and requirements of service endpoints are encoded using XML Schema, Web Services Description Language (WSDL), and WS-Policy definitions. Service requesters are developed and configured to comply with these metadata specifications; service providers are selected according to the metadata that a requester expects. Explicit metadata is the key feature of SOAs that enables loose coupling ...
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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.