《mvc外文翻译》word版

《mvc外文翻译》word版

ID:25326535

大小:202.00 KB

页数:15页

时间:2018-11-19

《mvc外文翻译》word版_第1页
《mvc外文翻译》word版_第2页
《mvc外文翻译》word版_第3页
《mvc外文翻译》word版_第4页
《mvc外文翻译》word版_第5页
资源描述:

《《mvc外文翻译》word版》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库

1、Struts——anopen-sourceMVCimplementationThisarticleintroducesStruts,aModel-View-ControllerimplementationthatusesservletsandJavaServerPages(JSP)technology.StrutscanhelpyoucontrolchangeinyourWebprojectandpromotespecialization.EvenifyouneverimplementasystemwithStruts,youmaygetso

2、meideasforyourfutureservletsandJSPpageimplementation.IntroductionKidsingradeschoolputHTMLpagesontheInternet.However,thereisamonumentaldifferencebetweenagradeschoolpageandaprofessionallydevelopedWebsite.Thepagedesigner(orHTMLdeveloper)mustunderstandcolors,thecustomer,product

3、flow,pagelayout,browsercompatibility,imagecreation,JavaScript,andmore.Puttingagreatlookingsitetogethertakesalotofwork,andmostJavadevelopersaremoreinterestedincreatingagreatlookingobjectinterfacethanauserinterface.JavaServerPages(JSP)technologyprovidesthegluebetweenthepagede

4、signerandtheJavadeveloper.Ifyouhaveworkedonalarge-scaleWebapplication,youunderstandthetermchange.Model-View-Controller(MVC)isadesignpatternputtogethertohelpcontrolchange.MVCdecouplesinterfacefrombusinesslogicanddata.StrutsisanMVCimplementationthatusesServlets2.2andJSP1.1tag

5、s,fromtheJ2EEspecifications,aspartoftheimplementation.YoumayneverimplementasystemwithStruts,butlookingatStrutsmaygiveyousomeideasonyourfutureServletsandJSPimplementations.Model-View-Controller(MVC)JSPtagssolvedonlypartofourproblem.Westillhaveissueswithvalidation,flowcontrol

6、,andupdatingthestateoftheapplication.ThisiswhereMVCcomestotherescue.MVChelpsresolvesomeoftheissueswiththesinglemoduleapproachbydividingtheproblemintothreecategories:·ModelThemodelcontainsthecoreoftheapplication'sfunctionality.Themodelencapsulatesthestateoftheapplication.Som

7、etimestheonlyfunctionalityitcontainsisstate.Itknowsnothingaboutthevieworcontroller.·ViewTheviewprovidesthepresentationofthemodel.Itisthelookoftheapplication.Theviewcanaccessthemodelgetters,butithasnoknowledgeofthesetters.Inaddition,itknowsnothingaboutthecontroller.Theviewsh

8、ouldbenotifiedwhenchangestothemodeloccur.·ControllerThecontrollerreactstotheuserin

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
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。