学科分类
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1 个结果
  • 简介:Modernsoftwaresystemsaresubjecttoacontinuousevolutionunderfrequentlyvaryingrequirementsandchangesinsystems'operationalenvironments.Lehman'slawofcontinuingchangedemandsforlong-livingandcontinuouslyevolvingsoftwaretoprolongitsproductivelifeandeconomicvaluebyaccommodatingchangesinexistingsoftware.Reusableknowledgeandpracticeshaveproventobesuccessfulforcontinuousdevelopmentandevolutionofthesoftwareeffectivelyandefficiently.However,challengessuchasempiricalacquisitionandsystematicapplicationofthereusableknowledgeandpracticesmustbeaddressedtoenableorenhancesoftwareevolution.Weinvestigatearchitecturechangelogs--mininghistoriesofarchitecture-centricsoftwareevolution--todiscoverchangepatternsthat1)supportreusabilityofarchitecturalchangesand2)enhancetheefficiencyofthearchitectureevolutionprocess.Wemodelarchitecturechangelogsasagraphandapplygraph-basedformalism(i.e.,graphminingtechniques)todiscoversoftwarearchitecturechangepatterns.Wehavedevelopedaprototypethatenablestool-drivenautomationanduserdecisionsupportduringsoftwareevolution.WehaveusedtheISO-IEC-9126modeltoqualitativelyevaluatetheproposedsolution.Theevaluationresultssuggestthattheproposedsolution1)enablesthereusabilityoffrequentarchitecturalchangesand2)enhancestheefficiencyofarchitecture-centricsoftwareevolutionprocess.Theproposedsolutionpromotesresearcheffortstoexploitthehistoryofarchitecturalchangestoempiricallydiscoverknowledgethatcanguidearchitecture-centricsoftwareevolution.

  • 标签: SOFTWARE architecture SOFTWARE maintenance and EVOLUTION