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JSW
2006

Semantics and Extensions of WS-Agreement

9 years 1 months ago
Semantics and Extensions of WS-Agreement
When having repeated interactions with a service provider, a service consumer might desire guarantees on the delivery of the service. These guarantees involve both functional and non-functional properties of the offered service over a number of invocations. When the guarantee terms are explicitly defined in a document, we talk about a service level agreement. WS-Agreement is an industry driven emerging protocol for the specification of agreements in the context of Web Services. If, on the one hand, WS-Agreement defines the XML syntax for the language and protocol, on the other hand, it gives only a vague textual overview of the intended meaning. We fill this gap by providing a formal definition of an agreement and analyzing the possible evolutions of agreements and their terms over an execution. As a result we identify a number of extensions which involve the initial negotiation, the monitoring of running agreements, and the possibility of renegotiating agreements in executions. We eva...
Ganna Frankova, Daniela Malfatti, Marco Aiello
Added 13 Dec 2010
Updated 13 Dec 2010
Type Journal
Year 2006
Where JSW
Authors Ganna Frankova, Daniela Malfatti, Marco Aiello
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