An agent-oriented approach to change propagation in software evolution一种面向Agent地软件演化传播方法.pdf

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1、Anagent-orientedapproachtochangepropagationinsoftwareevolutionKhanhHoaDam,MichaelWinikoff,andLinPadghamSchoolofComputerScienceandInformationTechnologyRMITUniversityGPOBox2476V,Melbourne,3010,Australia{kdam,winikoff,linpa}@cs.rmit.edu.auAbstractvelopment.Acriticalissueinsoftwareevolutionishowtopro

2、pagateSoftwaremaintenanceandevolutionareinevitableac-changessothatconsistencyismaintainedbetweendiffer-tivitiessincealmostallsoftwarethatisusefulandsuc-entartefacts.Whensomepartofthesoftwareisaltered,cessfulstimulatesuser-generatedrequestsforchangeandotherpartsofthesystemmayneedtochangeaswell.The

3、improvements.Oneofthemostcriticalproblemsinsoft-identificationofthesepartsandthechangesthatneedtowaremaintenanceandevolutionistomaintainconsistencybemadetothemisaverydifficulttask.Althoughimpactbetweensoftwareartefactsbypropagatingchangescor-analysistechniques[1]addressthisproblemtoacertainex-rectl

4、y.Althoughmanyapproacheshavebeenproposed,tent,theseapproachesarestilllabour-intensivemanualso-automatedchangepropagationisstillasignificanttech-lutions,andmanaginginconsistenciesinsoftwaremodelsnicalchallengeinsoftwareengineering.Inthispaperremainsachallengingproblem[22,31].Inparticular,therewepre

5、sentanovel,agent-orientedapproachtodealwithisaneedforautomatedsupportforchangepropagation.changepropagationinevolvingsoftwaresystemsthatareMuchoftheworkthathasbeendoneinchangepropaga-developedusingthePrometheusmethodology.Ameta-tionhasbeenaddressingtheissueatthecodelevel[11,26,modelwithasetoftheO

6、bjectConstraintLanguage(OCL)27].Recently,however,astheimportanceofmodelsintherulesformsthebasisoftheproposedframework.Theun-softwaredevelopmentprocesshasbeenbetterrecognised,derlyingchangepropagationmechanismofourframeworkmoreworkhasaimedatdealingwithchangesatthemodelisbasedonthewell-knownBelief-

7、Desire-Intention(BDI)level[15,16,31].Theworkwepresentheredealswithagentarchitecture.Traceabilityinformationanddesignpropagatingchangesthroughagentorienteddesignmodels.heuristicsarealsoincorporatedintotheframeworktofa-A