網(wǎng)格工作流流程描述語言研究及流程定義工具的設(shè)計與實現(xiàn).pdf

1、上海大學(xué)碩士學(xué)位論文網(wǎng)格工作流流程描述語言研究及流程定義工具的設(shè)計與實現(xiàn)姓名：朱峰申請學(xué)位級別：碩士專業(yè)：計算機應(yīng)用指導(dǎo)教師：邵偉民20060101上海大學(xué)碩士學(xué)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