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A Web service specification can be quite complex, including multiple operations and various kinds of message exchange patterns. In this work, we focus on the problem of restructuring a Web service, which contains a process model inside, preserving at the same time its behavior that is shown to the service user. We provide a behavioral signature model for service restructuring. It is considered for...
With the rapid development of service computing related technology, the number of application of service based system (SBS) in enterprise is increasing rapidly. Research on evolution of SBS is becoming more and more important. In this paper, we propose a taxonomy framework for evolution of SBS, which is illustrated from five perspectives: (a) motivations of SBS evolutionary changes (why), (b) stakeholders...
Service-oriented software development emerges to be popular with the development of Internet and Web service. Web service offers agility and adaptability to rapid changes of userspsila requirements. Goal models depict userspsila desires in terms of goals, namely, why-to-do; BPEL provides means to describe Web service composition using WS-BPEL2.0, namely, how-to-do. However, there exists a gap between...
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