網格工作流流程描述語言研究及流程定義工具的設計與實現.pdf

1、上海大學碩士學位論文網格工作流流程描述語言研究及流程定義工具的設計與實現姓名：朱峰申請學位級別：碩士專業(yè)：計算機應用指導教師：邵偉民20060101上海大學碩士學位論文ThePostgraduateThesisofShanghaiABSTRACTAstherapiddevelopmentofthe鰣dresearchandthe班dinfrastructure，moreandmorepowerfulgridapplicationshav

2、eappearedAmongthesegridapplications，gridworkflowsystemisanimportantonewhichhasabrightfutureGridworkflowsystemconstructsthebusinessflowwithgridservicesThebusinessflowwillbeparsedandexecutedby鰣dworkflowengineSohowtodescrib

3、ethebusinessflowwith曲dserviceisthefirstandtheimportantissuethatshouldbesolvedbygridworkflowsystemDuetothedynamism，resourceshareandautonomyof鰣dservice，traditionalworkfiowdescribelanguageCan’tdefine卯dworkflowThereforeitisu

4、rgenttobringupaDewflowdescribelanguageforgridworkflow，besidesthis，avisualandeasy—operateflowdefinetoolshouldalsobedevelopedfortheconvenienceofusertodefine鰣dworkflowThispaperlaidastrongemphasisonthesetwopointsThecontentof

5、thispaperispartofShanghaiHi曲EducationGridproject，Inthispaper，a鰣dworkflowdescribelanguageGridBPEL，isproposedbasedonthecompareof卵dserviceandwebserviceandtheanalyzingofanexistingwebserviceworkflowdescribelanguageBPEL(Busine

6、ssProcessExecutionLanguage)GridBPELconsistsofseveralparts，whichareactivity，notificationmechanism，errorhandlingmechanismandSOonAdetaileddesignandfunctionandcharacteristicdescriptionofkeycomponentsinthesepartsareclearlypre

7、sentedinthispaperAnexampleofflowthatdescribedbyGridBPELisalsolistedinthepaperOnthebasisofabovedesign，thepaperpresentsaprototypearchitectureandimplementationofaworkflowdefinetoolGridWf—editorGridWf_editorprovides2editmode

8、svisualmodeandtextmodeanditmnsasaplug—inontheeclipsewhichisallopensourcejavaIDE(IntegratedDevelopEnvironment)ThedesignofthistoolfollowtheMVC(Model—View—Controller)designpatternandthetoolisdividedintothreemainmoduleswhich

9、areviewmodule，controlmoduleandmodelmoduleThedetaileddesignandimplementationofeachmoduleispresentedinthispaperandsomeprogramcodeofkeycomponentsineachmoduleisalsoshowedinthepaperKeyWords：workflow，grid，鰣dservice，BPEL，flowde