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1、1外文文獻：THEDEVELOPMENTHISTYOFJSPTheJavaServerPages(JSP)isakindofaccdingtoweboftheplaitdistancetechniquesimilarcarriesthelanguageofJavaintheserverofthescapecompanyofserversideJavript(SSJS)theActiveServerPages(ASP)oftheMicro

2、soft.JSPcomparestheSSJSASPtohavebettercanexpsexitisnomeexclusivethananyfactysomeoneparticularserverofWeb.ThoughthenmofJSPistobedrawupbytheSuncompanyofanyfactycancarryouttheJSPonownsystem.TheAfterSunreleasetheJSP(theJavaS

3、erverPages)fmallythethiskindofnewWebapplicationdevelopmenttechniqueveryquicklycausedthepeoplesconcern.JSPprovidedaspecialdevelopmentenvironmentftheWebapplicationthatestablishesthehighdynamicstate.AccdingtotheSunparlancet

4、heJSPcanadapttoincludetheApacheWebServerIIS4.0onthemarketatinsideof85%serverproduct.ThischapterwillintroducetherelatedknowledgeofJSPDatabasesJavaBeanrelatedcontentsisallcertainlyrougherintroductionamongthembasiccontentss

5、ayperhapstoisaGuideonlyifthereaderneedsthemedetailedinfmationpleasingthebookofconsultthehomologousJSP.1.1GENERALIZETheJSP(JavaServerPages)isfromthecompanyofSunMicrosystemsinitiatethemanycompaniestheparticipatetothebuildu

6、pthetogetheroftheakindtheofdynamicthestatewebthepagetechniquestardtheithavetheitintheconstructiontheofthedynamicstatethewebpagethestrongbutthedonottheespeciallyofthefunction.JSPthetechniqueofASPoftheMicrosoftisveryalike.

7、BothallprovidetheabilitythatmixeswithacertainprocedurecodeisexplainbythelanguageenginetocarryouttheprocedurecodeinthecodeofHTML.Underneathwearesimpleofcarryontheintroductiontoit.JSPpagesaretranslatedintoservlets.Sofundam

8、entallyanytaskJSPpagescanperfmcouldalsobeaccomplishedbyservlets.HoweverthisunderlyingequivalencedoesnotmeanthatservletsJSPpagesareequallyappropriateinallscenarios.Theissueisnotthepowerofthetechnologyitistheconveniencepro

9、ductivitymaintainabilityofonetheother.Afterall3inthemethodofAPIthatacertainfixedWebserverterracecirculate.ManyserversofWeballsuppttheServletevennotsuppttheServletserverofWebdirectlycanalsopasstheadditionalappliedserverth

10、emoldpiecestosuppttheServlet.ReceivebenefitintheacteristicoftheJavacrossplatfmtheServletisalsoaterraceirrelevantactuallyaslongasmatchthenmofJavaServlettheServletiscompletetohavenothingtodowithterraceistohavenothingtodowi

11、thserverofWeb.BecausetheJavaServletisinternaltoprovidetheservicebythelinedistanceneednotstartaprogresstotheeachclaimsesmakeuseofthemultithreadingmechanismcanatthesametimefseveralclaimservicetherefetheefficiencyofJavaServ

12、letisveryhigh.ButtheJavaServletalsoisnottohasnoweaknesssimilartotraditionalCGIISAPItheNSAPImethodtheJavaServletistomakeuseoftooutputtheHTMLlanguagesentencetocarryoutthedynamicstatewebpageofifdevelopthewholewebsitewiththe

13、JavaServlettheintegrationprocessofthedynamicstatepartthestaticstatepageisanevilfebodingdreamsimply.FsolvingthiskindofweaknessoftheJavaServlettheSUNreleasedtheJSP.AnumberofyearsagoMartywasinvitedtoattendasmall20personindu

14、stryroundtablediscussiononsoftwaretechnology.SittingintheseatnexttoMartywasJamesGoslinginventoftheJavaprogramminglanguage.SittingseveralseatsawaywasahighlevelmanagerfromaverylargesoftwarecompanyinRedmondWashington.During

15、thediscussionthemoderatbroughtupthesubjectofJiniwhichatthattimewasanewJavatechnology.Themoderataskedthemanagerwhathethoughtofitthemanagerrespondedthatitwastooearlytotellbutthatitseemedtobeanexcellentidea.Hewentontosaytha

16、ttheywouldkeepaneyeonitifitseemedtobecatchingontheywouldfollowhiscompanysusual“embraceextend“strategy.AtthispointGoslinglightheartedlyinterjected“Youmeandisgracedistend.“NowthegrievancethatGoslingwasairingwasthathefeltth

17、atthiscompanywouldtaketechnologyfromothercompaniessubnitftheirownpurposes.ButguesswhatTheshoeisontheotherfoothere.TheJavacommunitydidnotinventtheideaofdesigningpagesasamixtureofstaticHTMLdynamiccodemarkedwithspecialtags.

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