WWW2003 -- day
two Facts and figures about WWW2003; W3C standards update;
progress report on 802.11b-enabled community coverage.
A Web service is a software
system identified by a URI, whose public interfaces and
bindings are defined and described using XML. Its
definition can be discovered by other software systems. These
systems may then interact with the Web service in a manner
prescribed by its definition, using XML based
messages conveyed by Internet
protocols.
Hugo Haas, W3C
As result of the above Web
Services enablebrowserless consumptionof services
available at a URI. Good examples being the ability to purchase a
book, CD, or any other item from Amazon without browser based
interaction with the Amazon site (URI: http://soap.amazon.com/schemas2/AmazonWebServices.wsdland
UDDI Discovery URI:
http://uddi.microsoft.com/discovery?businesskey=bfb9dc23-adec-4f73-bd5f-5545abaeaa1b).
Further reading:
W3C Web Services Architecture
Draft: http://www.w3.org/TR/ws-arch/
W3C Web Services Glossary: http://www.w3.org/TR/ws-gloss/