From Abstract to Executable BPEL Processes with Continuity Support

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Provided by: INRIA
Topic: Big Data
Format: PDF
The real value of Web services under the SOA paradigm lies in their ability to be assembled to obtain a new functionality. Assembling Web services can be achieved through a standard called BPEL, which creates executable processes by orchestrating Web service invocations. The problem with BPEL is the inability to separate the process description from its realization. In other words, it requires a prior retrieval of concrete Web services, which can be very challenging regarding the issues surrounding service discovery and selection.
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