booting是什么意思,booting的意思翻译、用法、同义词、例，Introducing

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1、TheSpringFrameworkstarteditsjourneytosimplifytheJavaEnterpriseapplicationdevelopment.Itbecameimmenselypopularduetoitssimplifiedapplicationdevelopmentstrategiesandtheheavy-liftingnatureoftheframework.Further,astheuseofSpringasaframeworkincreased,theneedtofurthersimplifytheSpringapplicationdevelopmentprocesswasalsoamplified.

2、AlthoughSpringprovidesagreatdealofsupporttothedevelopersinfocusingonlyonsolvingtheirbusinessproblems,beforeSpringBootthereisstillasignificantamountofworkthatneedstobedonebythedevelopertomakethingswork.

3、Afewchallengesyou’llfaceonceyoustartdevelopingaSpring-basedwebapplication:

4、Whatif,instead,youcouldwritethebusinesslogicforyourapplication,buildanexecutablefile,andjustrunitinacommandline?Youwouldn’tneedtodefinecomplicatedXMLconfigurationsorperformapplicationserverdeploymentorothertechnicaljuggleries.AllthesewouldbesolvedbySpringBoot.

5、SpringBootwasintroducedasasubprojectundertheSpringFrameworktoempowerdeveloperswithafaststartupexperienceandexemptthemfrommostoftheconfigurationhazards.SpringBootcanseamlesslyaddressseveralconfigurationandintegrationissues.Forinstance,inyourSpringBootproject,you’llnotbeforcedtodefineadeploymentdescriptorweb.xmlfile.Youalsowon’tbeforcedtouseanapplicationservertorunyourapplicationunlessyouspecificallydecidetorunonanapplicationserver.Mostofthetime,SpringBoot’sdefaultconfigurationcaneasilymeetyourneeds.

6、SpringBootwasreleasedinApril2014toreducesomeoftheburdensofdevelopingaJavawebapplication.Italloweddeveloperstofocusmoreonthebusinesslogicratherthantheboilerplatetechnicalcodeandassociatedconfigurations.SpringBootintendstocreateSpring-based,production-ready,standaloneapplicationswithlittleconfigurationchangesonbehalfoftheapplicationdeveloper.IttakesanopinionatedviewoftheSpringFramework,sotheapplicationdeveloperscanquicklygetstartedwithwhattheyneed.ItprovidesanadditionallayerbetweentheSpringFrameworkfortheusertosimplifycertainconfigurationaspects.

7、SpringBootsandwichesitselfbetweenthedeveloperandtheSpringFramework.SeveralSpringFrameworkcomponentsareautomaticallyconfiguredbySpringBootbasedontheSpringcomponentsadeveloperuses.

8、Asanintermediatelayer,SpringBootperformsmanyconfigurations,whichyou’llotherwiseneedtodoyourselfifyouinteractdirectlywiththeSpringFramework.

9、Fastbootstrapping—OneoftheprimarygoalsofSpringBootistoprovideafaststartupexperienceinSpringapplicationdevelopment.

10、BuildawebapplicationusingSpringinatraditionalapproach:

11、WithSpringBoot,youcangenerateanapplicationbyspecifyingthedependenciesyouneedinyourapplication,andSpringBoottakescareoftherest.

12、Autoconfiguration—SpringBootautomaticallyconfiguresthebareminimumcomponentsofaSpringapplication.ItdoesthisbasedonthepresenceoftheJARfilesintheclasspathorpropertiesconfiguredinthevariouspropertyfiles.Forinstance,ifSpringBootdetectsthepresenceofadatabasedriverJARfile(e.g.,H2in-memorydatabaseJAR)intheclasspath,itautomaticallyconfiguresthecorrespondingdatasourcetoconnecttothedatabase.

13、Opinionated—SpringBootisopinionated.ItautomaticallyconfiguresseveralcomponentstostartwithaSpringapplication.SpringBootdoesthiswithasetofstarterdependencies.Astarterdependencytargetsaspecificareaofapplicationdevelopmentandprovidestherelateddependencies.Forexample,ifyouneedtodevelopawebapplication,youcanconfigurethespring-boot-starter-webdependency,whichensuresthatallrelateddependenciesfordevelopingawebapplication,suchasspring-webandspring-webmvc,areavailableintheapplicationclasspath.

14、Standalone—SpringBootapplicationsembedawebserver,sotheycanrunstandaloneanddonotnecessarilyrequireanexternalweborapplicationserver.ThisenablesSpringBootapplicationstobepackagedasanexecutableJARfileandrunwiththejava-jarcommand.ThisalsoallowsSpringBootapplicationstobeeasilycontainerizedandcandidatesforcloud-nativeapplicationdevelopment.

15、Production-ready—SpringBootprovidesseveralusefulproduction-readyfeaturesoutoftheboxtomonitorandmanagetheapplicationonceitispushedtoproduction,suchashealthchecks,threaddumps,andotherusefulmetrics.

16、SpringBootconsistsofseveralcomponentswitheachcomponentfocusingonaspecificareaoftheapplicationdevelopment.Someofthesearecorecomponents,andyou’llusethemoftenwithalmosteverySpringBootproject.

17、spring-boot—ThisistheprimarySpringBootcomponentthatprovidessupporttoothercomponents.Forexample,itcontainstheSpringApplicationclass,whichcontainsseveralstaticmethodstocreateastandaloneSpringBootapplication.Italsoprovidessupportforembeddedwebservers(e.g.,Tomcat)andsupportsexternalizedapplicationconfigurations(e.g.,databasedetailsofyourapplication),etc.

18、spring-boot-autoconfigure—ThiscomponentprovidesthenecessarysupportfortheautomaticconfigurationofaSpringBootapplication.SpringBootautoconfigurationguessesandconfiguresthespringbeansbasedonthedependenciespresentinclasspathandthepropertiesconfigured.However,autoconfigurationbacksawayfromthedefaultconfigurationifitdetectsuser-configuredbeanswithcustomconfigurations.

19、Spring-boot-starters—Startersareasetofprepackageddependencydescriptorsprovidedfordeveloperconvenience.ASpringBootstarterassistsinprovidingasetofSpringandrelatedtechnologiestothedeveloper,whichotherwise,thedeveloperneedstomanagethemselves.

20、spring-boot-CLI—Thisisadeveloper-friendlycommand-lineutilitythatcompilesandrunsgroovycodes.Itcanalsowatchfilesforchanges,soyoudonotneedtorestartyourapplicationonmodifications.ThisCLItoolexemptsyoufromtheneedfordependencymanagementtools,suchasMavenorGradle.Also,itletsyouquicklyprototypeSpringapplicationswithoutworryingmuchaboutdependencymanagementandotherbuilds-relatedissues.

21、spring-boot-actuator—Thiscomponentprovidestheactuatorendpointstointeractwith,monitor,andauditaSpringBootapplication.AnactuatorinSpringBootcanbemanagedthroughJMXorHTTPendpoints.SpringBootprovidesapredefinedlistofactuatorendpointsthatcoverarangeofapplicationaspects.Ifthatdoesnotsatisfyyourneed,youcanalsocreateyourcustomactuatorendpointsspecifictoyourapplication.SpringBootactuatoralsoprovidesconfigurationstoletyoudecidewhichactuatorendpointsyouwanttoenableandprovidesseveralmeanstosecurethemfromunauthorizedaccess.

22、spring-boot-actuator-autoconfigure—Thiscomponentprovidessupporttoautoconfiguretheactuatorendpointsbasedontheclasspath.Forinstance,iftheMicrometer(https://micrometer.io)dependencyispresentintheclasspath,SpringBootautomaticallyconfigurestheMetricsEndpoint.

23、spring-boot-test—ThismodulecontainsannotationsandmethodstowritetestcasesfortheSpringBootapplication.

24、spring-boot-test-autoconfigure—Thiscomponentsupportstheautoconfigurationofthetestcasesofyourapplication.

25、spring-boot-loader—ThiscomponentallowsaSpringBootapplicationtobepackagedasasinglefatJARfile,includingalldependenciesandtheembeddedwebserversthatcanberunstandalone.Youdon’tusethismoduleindependently;instead,itisusedalongwithMavenorGradleplugins.

26、spring-boot-devtools—ThiscomponentcontainsanadditionaldevelopertoolkitforasmoothdevelopmentexperienceofSpringBootapplications.ThetoolkitincludesfeaturessuchasautomaticdetectionofapplicationcodechangesandLiveReloadservertoautomaticallyrefreshanyHTMLchangestothebrowser.Developertoolsareintendedtoincreasedeveloperproductivity.

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