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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-cussthecentral“beanfa
2、ctory”lightweightInversion-of-Control(IoC)containerindetail.Springmakesitparticularlyeasytoimplementlightweight,yetextensible,J2EEarchi-tectures.Itprovidesanout-of-the-boximplementationofthefundamentalarchitecturalbuildingblockswerecommend.Springprovidesaconsistentwayofstructurin
3、gyourapplications,andprovidesnumerousmiddletierfeaturesthatcanmakeJ2EEdevelopmentsignificantlyeasierandmoreflexiblethanintraditionalapproaches.ThebasicmotivationsforSpringare:Toaddressareasnotwellservedbyotherframeworks.TherearenumerousgoodsolutionstospecificareasofJ2EEinfrastruc
4、ture:webframeworks,persistencesolutions,remotingtools,andsoon.However,integratingthesetoolsintoacomprehensivearchitecturecaninvolvesignificanteffort,andcanbecomeaburden.Springaimstoprovideanend-to-endsolution,integratingspe-cializedframeworksintoacoherentoverallinfrastructure.Spr
5、ingalsoaddressessomeareasthatotherframeworksdon’t.Forexample,fewframeworksaddressgenerictransactionmanagement,dataaccessobjectimplementation,andgluingallthosethingstogetherintoanapplication,whilestillallowingforbest-of-breedchoiceineacharea.HencewetermSpringanapplicationframework
6、,ratherthanawebframework,IoCorAOPframework,orevenmiddletierframework.Toallowforeasyadoption.Aframeworkshouldbecleanlylayered,allowingtheuseofindi-vidualfeatureswithoutimposingawholeworld25viewontheapplication.ManySpringfeatures,suchastheJDBCabstractionlayerorHibernateintegration,
7、canbeusedinalibrarystyleoraspartoftheSpringend-to-endsolution.Todelivereaseofuse.Aswe’venoted,J2EEoutoftheboxisrelativelyhardtousetosolvemanycommonproblems.Agoodinfrastructureframeworkshouldmakesimpletaskssimpletoachieve,withoutforcingtradeoffsforfuturecomplexrequirements(likedis
8、tributedtransactions)ontheapplicationdev
