LogManager getLogger yog dab tsi?
LogManager getLogger yog dab tsi?

Video: LogManager getLogger yog dab tsi?

Video: LogManager getLogger yog dab tsi?
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Anonim

Cov getLogger () method of java. siv. kaw lus. LogManager yog siv kom tau tus Logger teev hauv no LogManager piv txwv. Yog tias nws tsis muaj, ces txoj kev no rov null.

Tsuas yog li ntawd, logger getLogger ua dab tsi?

getLogger (String name, String resourceBundleName): Txoj kev no yog siv los nrhiav lossis tsim ib logger nrog lub npe dhau lawm. Yog ib logger twb tau tsim nrog lub npe nws yog rov qab los. Txwv tsis pub, ib qho tshiab logger yog tsim.

Kuj Paub, org Apache log4j logger yog dab tsi? cog 4j yog ib tug txhim khu kev qha, ceev thiab hloov tau yooj yim logging moj khaum (APIs) sau nyob rau hauv Java, uas yog muab faib nyob rau hauv lub Apache Software License. cog 4j muaj peb yam tseem ceeb: cov loggers : Lub luag haujlwm rau kev ntes cov ntaub ntawv kaw lus. appenders: Lub luag haujlwm rau kev tshaj tawm cov ntaub ntawv nkag mus rau ntau qhov chaw nyiam.

Tsuas yog li ntawd, kev siv logger hauv Java yog dab tsi?

Java Logger Logger yog chav kawm siv mus log daim ntawv thov lus hauv java logging API.

Dab tsi yog logger debugging?

Yog tias koj xav luam tus nqi ntawm qhov sib txawv ntawm ib qho twg, koj tuaj yeem hu Logger . debug . Qhov kev sib xyaw ua ke ntawm kev teeb tsa kev txiav txim siab qib thiab cov lus kaw lus hauv koj qhov kev zov me nyuam tso cai rau koj tswj hwm koj li cas koj daim ntawv thov yuav teev nws txoj haujlwm.

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