正文描述:《overview-of-java-ee》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、BuildingtheEnterpriseTheToolsofJavaEnterpriseEdition©2003-2007DevelopIntelligenceLLCPresentationTopicsInthispresentation,wewilldiscuss:OverviewofJavaEEJavaEEPlatformJavaEEDevelopment©2003-2007DevelopIntelligenceObjectivesWhenwearedone,youshouldbeableto:DescribehowJavaEEandJavaSEfi
2、ttogetherList3technologiesfoundinJavaEEDescribethebasicdevelopmentlifecycleforaJavaEEapplication©2003-2007DevelopIntelligenceOverviewofJavaEEAHigh-levelOverview©2003-2007DevelopIntelligenceLLCWhatisJavaEE?Acommunity-definedextensiontotheJavaSEplatformSeparatecontrollingspecificati
3、onDefinedincontextofextendingJavaSEtoenterpriseAnenterpriseinformationsystemsplatformEnablesthedevelopmentofJava-basedmiddle-tierapplicationsrequiring“ility”characteristicsExtendsWrite-Once-Run-Anywhere(WORA)tomiddlewareAstandardarchitecturedefiningAnapplicationprogrammingmodelAna
4、pplicationexecutionplatform©2003-2007DevelopIntelligenceHistoryofJavaEEJavaEEwasnotan“intent”oftheoriginalJavadesignItwasmoreofaside-effectoftheJava-webmergerClient-sideweb-basedJavalostitslusterandpositioningtothingslikeFlashThingslikeWORA,threading,networking,andsecurityweredesi
5、rablecharacteristicsontheserver-sideBut,Javadidn’thaveaformalserver-side“platform”JavaEEwasmore“evolutionary”thanrevolutionaryInitiallyaddressedweb-applicationsQuicklyenhancedtoaddress“middleware”FurtherenhancedtosupportWebservicesandSOA©2003-2007DevelopIntelligenceMotivationsforJ
6、avaEEProvideaneasytouseframeworktobuildmiddle-wareapplicationsthat:Enablesdeveloperstofocusonbusinesslogicinsteadof“integration”logicCreatesmiddlewareservertransparencyRemovescomplexitiesoflarge-scaledistributedapplicationsProvideamanagedexecutionenvironmentthat:Addresses“ility”ch
7、aracteristicsAllowssecureandprotectedside-by-sidedeploymentsOfferscommon“services”©2003-2007DevelopIntelligenceIndustrySupportOriginally,JavaEEwasdevelopedandmaintainedbySunToday,JavaEEisgovernedbytheJavaCommunityProcess(JCP)JavaEEitsownJavaSpecificationRequest(JSR-244)Developedby
8、anexpertgrouprepresentedbycompani
显示全部收起
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。