一种面向方面软件体系结构中的编织机制研究 (1)new

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1、万方数据计算机研究与发展IssN1000—1239／cN11—1777／TPJournalofComputerResearchandDevelopment47(4)：695—706，20lO一种面向方面软件体系结构中的编织机制研究倪友聪1’2应时1’3张琳琳1一’文静1叶鹏1’5赵楷h41(武汉大学软件T程国家重点实验室武汉430072)2(安徽建筑工业学院数理系合肥230018)3(武汉大学计算机学院武汉430072)4(新疆大学信息科学与T程学院乌鲁木齐830046)5(武汉科技学院计算机科学学院武汉430074)(nyc@mail．whu．edu．cn)ResearchonW

2、eaVingMechanisminAspect—OrientedSoftwareArchitectureNiYoucon91仙，YingShilw，ZhangLinlinl”，WenJin91，YePen91¨，andZhaoKail’41(S￡口抬KPj，Ln6Drd￡D_o，So^伽rPE以譬i九PP一咒g·W柚彻‰iw捌砂，W如口疗430072)2(DP户口以舰e竹￡o，M吐f_It已m口ficsn靠dP

3、Il弘ic5。A咒_jl“if咒s“f“把o，A”，li￡Pff“re&f，ld越sfry，HF丘i230018)3(Sc^DoZo，C07咒户“￡erSciP，zcP，1

4、j【k矗口咒Lkit孵rsify，下矿“．Il口竹430072)‘(Sf^DDZD／I力加r撇fiD竹SciP理cP口行d骱gi九FPri丸g，慰可缸，lg‰iwrs幻，Ur“删i830046)5(Co￡￡eg已o，CD优声“tPrSci已咒c已，Ⅵ‰^n咒【如iL咿，百i￡yo，SfiP咒fP口恕dE起gi咒P已一九g，W“^Ⅱ咒430074)AbstractInthedesignofaspect—orientedsoftwarearchitecture，twokindsofelementsmaybeinvolved．oneistheaspectualelementswhich’

5、encapsulatecrosscuttingbehaviorsandfeatures；anotherisbasicelementswhicharetraditionalcomponentsorconnectors．Furthermore，thetwokindsofeIementsneedtobewoventogethertoformintegratedmodeIbyspecifyingIocation，timepointandconstraintsofinjection，whichisveryimportantforanalyzingandverifyingoverallbeha

6、viorsandqualityattributesofsoftwarearchitecture(SA)．AkindofweavingmechanismatSA1evel，whichisbasedonanaspect—orientedsoftwarearchitecturedescriptionlanguagenamedAC2一ADL，isproposedinthispaper．ThisweavingmechanismincludesasetofweavingrulesandaweaVingprocess．Concretely，theserulesarecomposedofmatch

7、rules，conflictdetectionrulesandinterweavingrules．ThematchrulesareusedtosearchforlocationofinjectionoverSAmodel．Theconflictdetectionrulescandeterminewhethertherearetemporalconflictsbetweencrosscuttingoperationsornot．Andtheinterweavingrulesareusedtoaddthecomputationwithincrosscuttingoperationint

8、ocorrespondingcomponent．What’smore，weavingprocessisdefinedbasedontheseweavingrules．Underguidanceoftheweavingprocess，aspectualcomponentsdesignedindependentlyinunwovenstageisexplicitlywovenintocomponents．ThenamodelofSAinwoVenstageonlycont