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In another indication that high-tech powers are not always on the same page where Web services are concerned, Sun Microsystems this week blasted Microsoft, IBM, BEA Systems and TIBCO for publishing their own specification for Web Services reliability.
Sun, along with Fujitsu, Hitachi, NEC, Oracle, Sonic Software, published a Web Services Reliability (WS-Reliability) specification in January 2003. Microsoft, IBM, BEA and TIBCO this week published the WS-ReliableMessaging specification, which analysts say is different, but equally important.
The WS-Reliability approach by Sun and its partners calls for guaranteed "message ordering, message delivery and the removal of duplicate messages." The new WS-ReliableMessaging spec aims to provide the "necessary protocol for ensuring that unreceived and duplicate messages can be detected, and received messages can be processed in the order in which they were sent."
Despite the fact that the specs work to meet the same end -- proper message delivery -- Sun is incensed about the overlap and different approach, which it said will drive a wedge in an industry already fraught with uncertainty and tentativeness.
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