Latest News from Savas Parastatidis

Stateful Interactions in Web Services

Fri, 30 Apr 2004 00:00:00 EDT

In July 2003 a consortium of Web services vendors released the Web services Composite Application Framework (WS-CAF) to the community. WS-CAF is comprised of three specifications that together provide a means of reliably composing individual Web services into larger aggregate applications.

Why WSDL Is Not Yet Another Object IDL

Mon, 05 Apr 2004 00:00:00 EDT

There has been much debate lately on what exactly WSDL's purpose is, and much of that debate has focused on whether WSDL is an interface definition language (IDL), or whether WSDL is better used to specify message-level contracts (without any associated operational semantics).

Introducing Open Grid Services

Thu, 24 Jul 2003 00:00:00 EDT

In June 2003, the Global Grid Forum (GGF) adopted the Open Grid Services Infrastructure (OGSI) specification as a GGF standard. OGSI is essential to the Open Grid Computing vision as it is the foundation on top of which the building blocks of future Grid applications will be placed.