Download Advanced Information Systems Engineering: 20th International by Mike P. Papazoglou (auth.), Zohra Bellahsène, Michel Léonard PDF

By Mike P. Papazoglou (auth.), Zohra Bellahsène, Michel Léonard (eds.)

This ebook constitutes the refereed complaints of the 20 th foreign convention on complex details structures Engineering, CAiSE 2008, held in Montpellier, France, in June 2008.

The 35 revised complete papers and nine revised brief papers offered including 1 keynote lecture have been rigorously reviewed and chosen from 273 submissions. The papers are equipped in topical sections on duality and approach modelling, interoperability of IS and businesses, refactoring, details platforms in e-government and life-science, wisdom styles for IS engineering, specifications engineering for IS, conceptual schema modelling, carrier infrastructure, provider evolution, versatile info applied sciences, metrics and method modelling, details approach engineering, and IS improvement with ubiquitous technologies.

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Extra info for Advanced Information Systems Engineering: 20th International Conference, CAiSE 2008 Montpellier, France, June 16-20, 2008 Proceedings

Example text

Rather, they form a construction approach, which yields sound models when applied. The essence of the analysis is in mapping common situations that can occur when a domain undergoes state transitions, into a WF-net representation. For a process to be guaranteed to reach its goal, its definition should fulfill three conditions: (1) no situations should arise where it “hangs”, (2) completeness: all possible states should have defined transitions, and (3) no infinite loops. e. in merge situations.

This is formalized in Modeling rule 1. , places or transitions) in a well-mapped domain representation WF-net, connected by two different elementary paths leading from x to y. If x is a place then y should be a place too. If y is a transition then x should be a transition too. To avoid the second case, the modeler needs to make sure that if two sub-domains that have alternative distinct D-paths need to synchronize, then every possible combination of these D-paths has a merging transition defined for it.

Formally: Definition 5: A sub-domain is part of the domain described by a subset of XD. A sub-domain D1 of D is described in terms of XD1⊂XD; XD1={xk ; k∈ I1⊂I}. The state of D1 is s(D1)=, kj∈I1 and kj≠kl for j≠l. Definition 6: Let the state of D be s=. The projection of s on the sub-domain D1 is s/D1= where yk=xI1(k). It is possible that several domain states will map on the same state of the sub-domain. This, in turn, can result in the same sub-domain state changing in different ways, depending on the state of the whole domain.

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