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1、xxxx大学xxx学院毕业设计（论文）外文文献翻译系部xxxx专业xxxx学生姓名xxxx学号xxxx指导教师xxxx职称xxxx2013年3月25IntroducingtheSpringFrameworkTheSpringFramework:apopularopensourceapplicationframeworkthataddressesmanyoftheissuesoutlinedinthisbook.ThischapterwillintroducethebasicideasofSpringanddis-cusst
2、hecentral“beanfactory”lightweightInversion-of-Control(IoC)containerindetail.Springmakesitparticularlyeasytoimplementlightweight,yetextensible,J2EEarchi-tectures.Itprovidesanout-of-the-boximplementationofthefundamentalarchitecturalbuildingblockswerecommend.Springpr
3、ovidesaconsistentwayofstructuringyourapplications,andprovidesnumerousmiddletierfeaturesthatcanmakeJ2EEdevelopmentsignificantlyeasierandmoreflexiblethanintraditionalapproaches.ThebasicmotivationsforSpringare:Toaddressareasnotwellservedbyotherframeworks.Therearenume
4、rousgoodsolutionstospecificareasofJ2EEinfrastructure:webframeworks,persistencesolutions,remotingtools,andsoon.However,integratingthesetoolsintoacomprehensivearchitecturecaninvolvesignificanteffort,andcanbecomeaburden.Springaimstoprovideanend-to-endsolution,integra
5、tingspe-cializedframeworksintoacoherentoverallinfrastructure.Springalsoaddressessomeareasthatotherframeworksdon’t.Forexample,fewframeworksaddressgenerictransactionmanagement,dataaccessobjectimplementation,andgluingallthosethingstogetherintoanapplication,whilestill
6、allowingforbest-of-breedchoiceineacharea.HencewetermSpringanapplicationframework,ratherthanawebframework,IoCorAOPframework,orevenmiddletierframework.Toallowforeasyadoption.Aframeworkshouldbecleanlylayered,allowingtheuseofindi-vidualfeatureswithoutimposingawholewor
7、ld25viewontheapplication.ManySpringfeatures,suchastheJDBCabstractionlayerorHibernateintegration,canbeusedinalibrarystyleoraspartoftheSpringend-to-endsolution.Todelivereaseofuse.Aswe’venoted,J2EEoutoftheboxisrelativelyhardtousetosolvemanycommonproblems.Agoodinfrast
8、ructureframeworkshouldmakesimpletaskssimpletoachieve,withoutforcingtradeoffsforfuturecomplexrequirements(likedistributedtransactions)ontheapplicationdev
