软体处理程序与需求分析需求工程處理程序

《软体处理程序与需求分析需求工程處理程序》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、軟體處理程序與需求分析需求工程處理程序2OutlineIntroductionAnalysismodelObjectModelDynamicModelAnalysisactivitiesIdentifyingentityobjectsIdentifyingboundaryobjectsIdentifyingcontrolobjectsMappingusecasestosequencediagramModelinginteractionsamongobjectswithclassdiagram3SoftwarelifecycleSoftwa

2、relifecycleDevelopmentcycleDesignImplementationTestingMaintenanceRequirementsEngineeringRequirementsElicitationSystemdesignObjectdesignAnalysisUseCasesProblemstatementAnalysisModel4RequirementsengineeringAnalysisProblemstatementRequirementselicitationNonfunctionalrequirem

3、entsDynamicmodelObjectmodelFunctionmodel(Usecase)AnalysisModelSpecificationRequirements5AnalysismodelItemsModelsPurposeRepresentationObjectmodelSpecifyingpropertiesandrelationshipofindividualconceptsthataremanipulatedbythesystem.(指出系統的所有物及關係)ClassdiagramsDynamicmodelRepre

4、sentingthebehaviorsandinteractionsamongasetofobjects.(表示出物件間的行為及互動)Sequencediagrams6ObjectmodelTheobjectmodelconsistsof:EntityobjectsRepresentingthepersistentinformationtrackedbythesystem.(和系統有關的資料實體)BoundaryobjectsRepresentingthesysteminterfacewiththeactors.(表示系統和使用者的介面)

5、ControlobjectsControlobjectsareresponsibleforcoordinatingboundaryandentityobjects.(entityobject和boundaryobject溝通的object)Modelinginteractionsamongobjectswithclassdiagrams.(classdiagram來表示object間的相互作用)7DynamicmodelSequencediagramsrepresenttheinteractionsamongasetofobjectsfr

6、omobjectmodelduringasingleusecase.(表示物件的互動關係(有時間順序的))可以幫助我們確認usecase8AnalysisAnalysisactivitiesUseCasesDynamicmodelIdentifyingentityobjectsIdentifyingboundaryobjectsMappingusecasestosequencediagramModelinginteractionsamongobjectswithclassdiagramSequencediagramsAnalysisMod

7、elIdentifyingcontrolobjectsObjectmodelClassdiagrams9Usecase(input)Usecasename建立作業ParticipatingactorsInitiatedby老師Flowofevents老師要建立作業.老師輸入作業的名稱(50字元),作業的要求(2000字元),截止日期(日期格式).系統檢查輸入的作業名稱,作業的要求,截止日期是否正確.如果正確,系統就建立作業.Exceptions3.1如果所輸入的資料不正確,系統要求使用者重新輸入.Entrycondition老師己登入教學

8、網站.Exitconditions老師在教學網站上建立了一個新的作業.10HeuristicsforidentifyingentityobjectsTermsthatdevelopersoru