Cov txheej txheem:
Video: Txoj kev twg koj yuav tsum override yog tias koj siv lub runnable interface?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Ib chav kawm ntawd Implements Runnable tau khiav tsis muaj subclassing Xov los ntawm instantiating ib Thread piv txwv thiab dhau nws tus kheej nyob rau hauv raws li lub hom phiaj. Feem ntau, cov Runnable interface yuav tsum siv yog koj yog tsuas yog npaj rau override khiav () txoj kev thiab tsis muaj lwm txoj xov txoj kev.
Tom qab ntawd, leej twg ntawm cov txheej txheem no yog siv los ua kom siv tau qhov kev sib tshuam?
Piav: To siv Runnable interface , chav kawm tsuas yog xav tau siv ib ib txoj kev hu ua run().
Tsis tas li ntawd, koj yuav siv Runnables li cas? Los ntawm siv Runnable interface, koj yuav tsum muab kev siv rau kev khiav () txoj kev. Kom khiav qhov no kev siv class, tsim ib tug xov object, pass Kev siv tau yooj yim class object rau nws constructor. Hu rau start() method on thread class to start executing run() method.
Ib sab saum toj no, dab tsi yog cov txheej txheem hauv runnable interface?
Khiav tau yog ib interface uas yog yuav tsum tau muab coj los siv los ntawm ib chav kawm uas nws qhov xwm txheej yuav tsum tau ua los ntawm ib txoj xov. Muaj ob txoj hauv kev los pib Xov Xwm tshiab - Subclass Xov thiab siv Khiav tau . Tsis tas yuav tsum tau subclassing Xov thaum ib txoj hauj lwm yuav ua tau los ntawm overriding nkaus xwb khiav() txoj kev ntawm Khiav tau.
Yuav ua li cas kuv pib lub runnable interface xov?
Txhawm rau siv Runnable interface los tsim thiab pib xov, koj yuav tsum ua cov hauv qab no:
- Tsim ib chav kawm uas siv Runnable.
- Muab ib txoj kev khiav hauv chav Runnable.
- Tsim ib qho piv txwv ntawm Thread class thiab dhau koj cov khoom Runnable rau nws tus neeg tsim khoom raws li qhov ntsuas.
- Hu rau Thread object's start method.
Pom zoo:
Qhov twg yog txoj hauv kev zoo tshaj plaws los tshaj tawm tias koj nplooj ntawv siv html5 raws tu qauv?
HTML Zoo tshaj / Txoj hauv kev kom tshaj tawm tias koj nplooj ntawv siv HTML5 raws tu qauv Zoo tshaj / txoj kev tshaj tawm uas lus rau koj paj yog lus Askiv Zoo tshaj / txoj kev raug tsim meta-data rau koj paj Tsis tas li ntawd, qhov tseeb doctype nqe lus rau html5 yog dab tsi?
Vim li cas koj yuav tsum tshuaj xyuas cov cav tsis tu ncua thiab koj yuav tsum tswj txoj haujlwm no li cas?
Los ntawm kev saib xyuas kev ruaj ntseg, lub hom phiaj ntawm lub cav yog ua raws li tus chij liab thaum muaj ib yam dab tsi phem tshwm sim. Kev tshuaj xyuas cov cav tsis tu ncua tuaj yeem pab txheeb xyuas qhov kev tawm tsam tsis zoo ntawm koj lub cev. Muab qhov loj ntawm cov ntaub ntawv cav tsim los ntawm cov tshuab, nws yog qhov ua tsis tau zoo los tshuaj xyuas tag nrho cov cav no manually txhua hnub
Thaum twg peb yuav tsum siv txoj hauv kev zoo li qub hauv C #?
Nov yog qee qhov piv txwv ntawm thaum koj xav siv txoj hauv kev zoo li qub: Thaum lub luag haujlwm tsis ua rau siv cov tswvcuab sib txawv. Thaum siv cov txheej txheem Hoobkas los tsim cov khoom. Thaum koj tswj hwm, lossis txwv tsis pub taug qab, tus naj npawb ntawm instantiations ntawm chav kawm. Thaum tshaj tawm tas li
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