基于参考网的Web服务组合模型.pdf

第 26 卷第 12期 计算机应用 V ol. 26 No. 12 2006 年 12 月 C ompu ter A pp lications Dec. 2006 : 100 1- 90 81( 2006) 12- 2 823- 03 W eb 陈 红 ( 中国科学院成都计算机应用研究所, 四川成都 610041) ( chhong_33@ hotm a il. com ) : 为了确保组合W eb 服务执行的可 性, 提出了基于 Re erence nets 的W eb 服务组合方 法精确描述了W eb 服务的形式化语义, 使用该方法对组合W eb 服务控制流的八种基本结构建立 模型, 并给出了建模步骤结合应用实例使用 Renew2. 0. 1建立组合服务模型并进行仿真, 进 一步验 证了该方法的有效性 : W eb 服务; 参考网; W eb服务组合 : TP393 : A R eference netsbased m odel for W eb service com position CH EN H ong (Cheng du Institu te of Comp uter App lication, Ch inese A cademy of Sc iences, Chengd u S ichuan 61004 1, Ch ina) A bstract: In o rder to support the re liab ility o W eb serv ice composition, the mode ling technique or W eb se rv ice com position based on re erence nets w as proposed. A nd the o rm al sem antics o serv ice com po sition could be described accurate ly. W ith th is techn ique, the m ode ls o e ight bas ic constructs w ere bu ilt w h ich w ere in the contro l low o W eb se rv ice com position. Besides, the m odeling step s w ere g iven. The m ode l o W eb service composition w as built and smi u lated u s ing R enew 2. 0. 1 and the va lid ity o this technique w as ver i ied urtherm ore. K ey w ords: W eb se rv ices; re e rence nets; W eb serv ice com position 0 引言 1 参考网 W eb, P etr i, SOA PW SDL UDD I XM L , , , , , , W eb Petri Java , Java, Java , , W ebW eb