面向移動瀏覽器網(wǎng)頁預(yù)取與緩存方法設(shè)計(jì)實(shí)現(xiàn)

10個用戶的網(wǎng)頁瀏覽日志，通過實(shí)驗(yàn)驗(yàn)證了這種預(yù)取和緩存：DesignandImplementationofprefetchingandcachingmechanism Author:MaTutor:LiuAsthedevelopmentofsmartphones,phonesbegantorececomputersasthefirstchoiceforpeopletoaccessthenetwork.AreportshowsthatfromNovember2012toNovember2013,thescaleofbrowserusershasbeencontinuouslygrowing.InNovember2013,thenumberofbrowserusershasreached210million,thescalehasfurtherexpanded.Atthesametime,usersare ingtofocusonthebrowsingexperience.Accordingtoareport,iftheloadtimeofapageismorethanonesecond,userswouldliketoleavethepage.However,’sstatisticsshowthattheaverageloadtimeofwebpageisatleastsevenseconds.Therearesomeexistingmethodstoshortentheloadtimeandimprovethebrowsingexperience,forexample,increasingthebrowser’scache,preloadingthepage,compressingthepagesandsoon.Thesemethodscanyaroleatacertainextent,buttheuser’sbrowsingexperiencestillcan’tbesignificantimproved.Tosolvetheseproblems,wehavedesignedandimplementedaprefetchingandcachingmechanismforbrowsers,whichimprovesthebrowsingexperiencebyprefetchingthepagesthatusersaretovisit.Theresearchcontentincludesthefollowingfouraspects:Firstly,buildingasimplebrowserframeandcollectingusers’browsinghistorydata.ThebrowserprototypesystemisbuiltbasedontheAndroidtformandWebViewcomponent.WeaddnetworkconnectionmodeandlocationinformationtothebrowsinghistoryofWebViewowncombinedwiththecharacteristicsofthedevices,whichmakesthehistoryinformationricher.Secondly,proposinganewpredictionmodel.Accordingtothefeaturesofphonebrowser,wetakethenewssitesasresearchsubjectsandproposeahierarchicalpredictionmodelbyyzingthecharacteristicsoftheusers’browsingbehaviors.getthefinalpredictionbyusingthethemepredictionbasedonMarkovmodelandthecontentpredictionbasedonSLRUmodel.Thirdly,prefetchingandcachingthepages,whichincludesHTMLfilesandthecorrespondingresourcefiles,besidestosavethefiles,thefilesalsoneedtobeupdatedandmanaged.,verifyingthevalidityofthisapproachforimprovingtheresponsespeedofthepageby10users’browsingdata.Byestablishingandcomparingthein