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ID:28859743
大小:10.54 MB
页数:66页
时间:2018-12-14
《基于轻量级j2ee的e-learning平台的研究与实现》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ABSTRACTAstheInternetbecomespopularandpeople’Sdemandforknowledgeincreasesgradually,E—Learning,whichtakescomputerandnetworktechnologyasthecore,willbecomeanimportantlearningwayandeducatingmodeintheInformationSociety.Bythemeansofnetwork,electronic,digitalandmulti—mediaeducationalassistance,E—Leami
2、ngprovideslong—distanceeducationandknowledgerelatedservicestousers.Web--basedE--LearningSystemshasbecomeanimportantIntemetapplicationwhileJ2EEplatform,becauseofitssafety,flexibility,reusabilityandmaintainability,hasbecomeanidealframeworkchoiceforE—LearningConstruction.Atfirst,thepaperbringsupth
3、eadvantagesanddisadvantagesbetweenthetraditionalJ2EEframeworkandthelightweightJ2EEframework,andthenitdiscussestheSpringlightweightframework,StrutsMVCframeworkandHibematepersistenceframework.ThroughresearchingandintegratingStruts,SpringandHibernate,itputforwardacommonlightweightWebdevelopmentfra
4、mework.AlsoitintroducesthedesignandimplementationoftheE—Learningplatformdetailly,includingdemandanalysis,functionalmoduledesign,systemarchitecturedesign,databasemodeling,thedetaileddesignandrealizationofthesystem.Thepaperespeciallyexplainstheapplicationofthree—tierarchitecturebasedonlightweight
5、frameworkinthesystem.Thepracticeshowsthattheapplicationoflightweightsystemframeworkimprovethesystem’Sportabilityandreusability,andpromotethemodulardevelopmentprocess,improvetheefficiencyofthesystemdevelopment.AsthesharingofLearningResourcesisanimportantcomponentoftheE—Learningplatform,according
6、totheactualneedsofthesystem,thispaperdesignedaresourcessharingframeworkbasedonSOA,andgavetechnicalapproachtoachieve.Inordertoresolvetheperformanceprobleminhi曲lysimultaneousaccess,thepaperfocusedontheoptimizationstrategyofthesystem,broughtforwardanintelligentwebcacheframeworkbasedonAOPanddiscuss
7、edperformanceoptimizationapproachesincludingcache—tuning,databasedesignandvisitlloptimization.Finally,thepapersummarizeddevelopmentandresearchworkandalsolistedthefuturework.KEYWORDS:E—Learning,LightweightJ2EE,MVC,SOA,CacheIII原创性声明
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