Phetolelo e ncha ea Java SE 14 e se e lokollotsoe mme tsena ke litaba tsa eona

Kamora likhoeli tse tšeletseng tsa kholo, Oracle e phatlalalitse tokollo ea mofuta o mocha oa Java SE 14. Sethala sena se sebelisoa e le mohloli o bulehileng oa ts'ebetsong ea ts'ebetso ea OpenJDK. Java SE 14 e boloka ts'ebelisano morao le sethala sa Java; Merero eohle ea Java e ngotsoeng pele e tla sebetsa e sa fetohe ha e qala ka mofuta o mocha.

Likopano Java SE 14 e ikemiselitse ho kenya (JDK, JRE le Server JRE) li lokiselitsoe Linux (x86_64), Windows le macOS. Ts'ebetsong ea ts'ebetso ea Java 14 e ntlafalitsoeng ke projeke ea OpenJDK e bulehile ka botlalo tlasa laesense ea GPLv2 le mekhelo ea GNU ClassPath e lumellang khokahano e matla le lihlahisoa tsa khoebo.

Likarolo tse ncha tsa Java SE 14

Mofuta ona o mocha oa Java SE 14 e khetholloa e le nako ea ts'ehetso e tloaelehileng Bakeng sa lintlafatso life tse tla lokolloa pele ho mofuta o latelang kaha lekala la LTS le tsitsitseng la "Java SE 11" le tla ba le lintlafatso ho fihlela ka 2026, ha lekala la Java 8 la LTS le fetileng le tla ts'ehetsoa ho fihlela ka December 2020.

Har'a lipale tsa mantlha tsa mofuta ona tšehetso ea liteko tsa mohlalarekoto y para ea tšehetso ea litekoho li-block block ho atolositsoe.

  • mohlala: E sebelisetsoa ho bapisa lipaterone ho opareitara e lumellang ho lekanya hanghang phapano ea lehae ho fihlella boleng bo netefalitsoeng.
  • rekoto: e fana ka mokhoa o kopaneng oa ho hlalosa lihlopha, ho qoba tlhaloso e hlakileng ea mekhoa e fapaneng ea maemo a tlase, joalo ka lekana (), hashCode () y toString (), maemong ao data e bolokiloeng feela masimong.
  • Katoloso ea litemana tse ngotsoeng: e fana ka mofuta o mocha oa lingoliloeng tsa likhoele tse u lumellang ho kenyelletsa tlhaiso-leseling e nang le mela e mengata ho khoutu ea hau ea mohloli ntle le ho baleha le ho boloka sebopeho sa mantlha sa mantlha ka har'a block. Ho etsa moralo ho etsoa ka litemana tse tharo tse habeli.
    Ho Java 14, lithibelo tsa mongolo li tšehetsa tatellano ea ho baleha "\ s" ho hlalosa sebaka se le seng le "\" ho lumellana le mola o latelang.

Re ka boela ra fumana seo tlhahiso ea ponelopele ea ts'ebeliso ea jpackage e kentsoe tšebetsong, bashagak e o lumella ho theha liphutheloana bakeng sa lits'ebetso tse ikemetseng tsa Java. Ts'ebeliso e ipapisitse le JavaFX javapackager mme e o lumella ho theha liphutheloana ka libopeho tsa matsoalloa bakeng sa liforomo tse fapaneng (msi le exe ea Windows, pkg le dmg bakeng sa macOS, deb le rpm bakeng sa Linux).

Ka lehlakoreng le leng hoa boleloa horee mokhoa o mocha oa kabo ea mohopolo o kentsoe ho mokokelli oa litšila oa G1, ho hopoloa litšobotsi tse ikhethileng tsa ho sebetsa lits'ebetsong tse kholo ho sebelisoa meralo ea NUMA. Mofani oa mohopolo o mocha o lumelloa ho sebelisa folakha ea "+ XX: + UseNUMA" mme e ka eketsa ts'ebetso haholo tsamaisong ea NUMA.

A ponelopele ea phihlello ea memori ea kantle ea API, bashagak e lumella lits'ebetso tsa Java ho fihlella ka polokeho le ka nepo libaka tsa memori kantle ho tsoa qubu ea Java ka ho qhekella likarolo tse ncha tsa MemorySegment, MemoryAddress, le MemoryLayout.

Likepe tsa Solaris OS le SPARC processor li phatlalalitsoe hore li felile ka sepheo sa ho li tlosa nakong e tlang. Ho tsamaisa likoung tsena ho tsa khale ho tla lumella sechaba ho akofisa nts'etsopele ea likarolo tse ncha tsa OpenJDK ntle le ho senya nako ho boloka likarolo tse itseng tsa Solaris le SPARC.

Ho feta moo Mokelli oa lithōle oa CMS o tlositsoe (Concurrent Mark Sweep), e neng e sa sebetse lilemong tse peli tse fetileng mme e ne e sa tsamaee. Ntle le moo, ts'ebeliso ea motswako oa li-algorithms tsa pokello ea litšila le ParallelScavenge SerialOld e phatlalalitsoe e felile.

Ea liphetoho tse ling tse boletsoeng papatsong:

  • Lisebelisoa le li-API tsa ho hatella lifaele tsa JAR u sebelisa algorithm ea Pack200 li tlositsoe.
  • Kenya API ho latela liketsahalo tsa JFR ka fofa (JDK Flight Recorder), mohlala ho hlophisa tlhahlobo e sa khaotseng.
  • Module oa jdk.

Si u batla ho tseba haholoanyane ka eona, o ka sheba phatlalatso ea mofuta ona o mocha Ka sehokela se latelang. 


Litaba tsa sengoloa sena li latela melao-motheo ea rona ea melao ea boitšoaro ea bongoli. Ho tlaleha phoso tlanya mona.

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  1. E ikarabella bakeng sa data: Miguel Ángel Gatón
  2. Morero oa data: Laola SPAM, tsamaiso ea maikutlo.
  3. Molao: Tumello ea hau
  4. Puisano ea data: Lintlha li ke ke tsa tsebisoa batho ba boraro ntle le ka tlamo ea molao.
  5. Polokelo ea data: Database e hapiloeng ke Occentus Networks (EU)
  6. Litokelo: Nako efe kapa efe o ka fokotsa, oa hlaphoheloa mme oa hlakola tlhaiso-leseling ea hau.