WSRF.NET 3.0 Programmers Reference

Short Description
NET 3.0 Programmer’s Reference. Glenn Wasson. Updated: January 13, 2006. This manual describes how to author and deploy WSRF-compliant web services on the …

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Content
WSRF.NET 3.0 Programmer’s Reference
Glenn Wasson
Updated: January 13, 2006
This manual describes how to author and deploy WSRF-compliant web services on the Microsoft .NET platform. The reader is assumed to have the WSRF.NET software already installed on their Windows machine and to have a working knowledge of web services.
1. The Web Services Resource Framework (WSRF)
The WS-Resource Framework (WSRF) [3][4][5][11] is a set of specifications that describe the relationship between “stateful resources” and web services. This relationship is defined in terms of WS-Resources, an abstraction for modeling/discovering the state manipulated by web services. A WS-Resource is a “composition of a web service and a stateful resource” [1] described by an XML document (with known schema) that is associated with the web service’s port type and addressed by a WS-Addressing EndpointReference [13]. The WSRF defines functions that allow interactions with WS-Resources such as querying, lifetime management and grouping. WSRF is based on the OGSI specification [12] and can be thought of a expressing the OGSI concepts in terms that are compatible with today’s web service standards […

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