Alexandre Alves

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BPEL4WS V1.1 is a public draft release of the "Business Process Execution Language for Web Services" specification dated May 3, 2003. BPEL4WS V1.1 is arguably the de facto standard for Business Process Management (BPM); however, because it's a draft release, BPEL4WS V1.1 has several shortcomings that will be addressed by the next release of the specification (named WS-BPEL 2.0), which is targeted to be released either toward the end of this year or during the beginning of 2006. WS-BPEL 2.0, henceforth referenced as BPEL 2.0, is considerably different from the previous V1.1 draft release. The article will address these changes and demonstrate how to attempt to migrate a V1.1 business process to be compatible with a BPEL 2.0 engine. Sometimes this migration is simple and can be accomplished by means of syntactic changes to the process; sometimes the migration is not ... (more)