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java lock詳解(1/17)

來源:網絡整理     時間:2018-11-01     關鍵詞:

幸运飞艇停吗 BENPIANWENZHANGZHUYAOJIESHAOLE" java lockXIANGJIE",ZHUYAOSHEJIDAOFANGMIANDENEIRONG,DUIYUQITABIANCHENGJIAOCHENGGANXINGQUDETONGXUEKEYICANKAOYIXIA: LAIYUAN:http://www.cnblogs.com/baizhanshi/p/6419268.htmlJavaBINGFABIANCHENG:LockJINTIANKANLEBINGFASHIJIANZHEBENSHUDERee...

LAIYUAN:http://www.cnblogs.com/baizhanshi/p/6419268.html

幸运飞艇停吗JavaBINGFABIANCHENG:Lock

幸运飞艇停吗JINTIANKANLEBINGFASHIJIANZHEBENSHUDEReentantLockZHEZHANG,GANJUEDUIReentantLockHUANSHIBUGOUSHUXI,YOUXUDUOYIWEN,SUOYOUZAIWANGSHANGZHAOLEHENDUOWENZHANGKANLEYIXIA,ZONGTISHUODEBUGOUXIANGXI,ZHONGDIANHEJIAODIANWENTIMEIYOUTANDAO,DANZHEPIANWENZHANGXIANGDANGBUCUO,SHUODEHENQUANMIAN,ZHUYAODEZHONGDIANDOUSHUODAOLE,SUOYOUZAIZHELIZHUANZAILEZHEPIANWENZHANG。

  ZAISHANGYIPIANWENZHANGZHONGWOMENJIANGDAOLERUHESHIYONGGUANJIANZIsynchronizedLAISHIXIANTONGBUFANGWEN。BENWENWOMENJIXULAITANTAOZHEGEWENTI,CONGJava 5ZHIHOU,ZAIjava.util.concurrent.locksBAOXIATIGONGLELINGWAIYIZHONGFANGSHILAISHIXIANTONGBUFANGWEN,NEIJIUSHILock。

  YEXUYOUPENGYOUHUIWEN,JIRANDOUKEYITONGGUOsynchronizedLAISHIXIANTONGBUFANGWENLE,NEIMEWEISHENMEHUANXUYAOTIGONGLock?ZHEGEWENTIJIANGZAIXIAMIANJINXINGCHANSHU。BENWENXIANCONGsynchronizedDEQUEXIANJIANGQI,RANHOUZAIJIANGSHUjava.util.concurrent.locksBAOXIACHANGYONGDEYOUNAXIELEIHEJIEKOU,ZUIHOUTAOLUNYIXIAYIXIEGUANYUSUODEGAINIANFANGMIANDEDONGXI

  YIXIASHIBENWENMULUDAGANG:

  YI.synchronizedDEQUEXIAN

幸运飞艇停吗  ER.java.util.concurrent.locksBAOXIACHANGYONGDELEI

  SAN.SUODEXIANGGUANGAINIANJIESHAO

幸运飞艇停吗 YI.synchronizedDEQUEXIAN

幸运飞艇停吗  synchronizedSHIjavaZHONGDEYIGEGUANJIANZI,YEJIUSHISHUOSHIJavaYUYANNEIZHIDETEXING。NEIMEWEISHENMEHUICHUXIANLockNI?

  ZAISHANGMIANYIPIANWENZHANGZHONG,WOMENLEJIEDAORUGUOYIGEDAIMAKUAIBEIsynchronizedXIUSHILE,DANGYIGEXIANCHENGHUOQULEDUIYINGDESUO,BINGZHIXINGGAIDAIMAKUAISHI,QITAXIANCHENGBIANZHINENGYIZHIDENGDAI,DENGDAIHUOQUSUODEXIANCHENGSHIFANGSUO,ERZHELIHUOQUSUODEXIANCHENGSHIFANGSUOZHIHUIYOULIANGZHONGQINGKUANG:

  1)HUOQUSUODEXIANCHENGZHIXINGWANLEGAIDAIMAKUAI,RANHOUXIANCHENGSHIFANGDUISUODEZHANYOU;

  2)XIANCHENGZHIXINGFASHENGYICHANG,CISHIJVMHUIRANGXIANCHENGZIDONGSHIFANGSUO。

幸运飞艇停吗  NEIMERUGUOZHEGEHUOQUSUODEXIANCHENGYOUYUYAODENGDAIIOHUOZHEQITAYUANYIN(BIRUDIAOYONGsleepFANGFA)BEIZUSAILE,DANSHIYOUMEIYOUSHIFANGSUO,QITAXIANCHENGBIANZHINENGGANBABADIDENGDAI,SHIXIANGYIXIA,ZHEDUOMEYINGXIANGCHENGXUZHIXINGXIAOLV。

幸运飞艇停吗  YINCIJIUXUYAOYOUYIZHONGJIZHIKEYIBURANGDENGDAIDEXIANCHENGYIZHIWUQIXIANDIDENGDAIXIAQU(BIRUZHIDENGDAIYIDINGDESHIJIANHUOZHENENGGOUXIANGYINGZHONGDUAN),TONGGUOLockJIUKEYIBANDAO。

  ZAIJUGELIZI:DANGYOUDUOGEXIANCHENGDUXIEWENJIANSHI,DUCAOZUOHEXIECAOZUOHUIFASHENGCHONGTUXIANXIANG,XIECAOZUOHEXIECAOZUOHUIFASHENGCHONGTUXIANXIANG,DANSHIDUCAOZUOHEDUCAOZUOBUHUIFASHENGCHONGTUXIANXIANG。

幸运飞艇停吗  DANSHICAIYONGsynchronizedGUANJIANZILAISHIXIANTONGBUDEHUA,JIUHUIDAOZHIYIGEWENTI:

  RUGUODUOGEXIANCHENGDOUZHISHIJINXINGDUCAOZUO,SUOYIDANGYIGEXIANCHENGZAIJINXINGDUCAOZUOSHI,QITAXIANCHENGZHINENGDENGDAIWUFAJINXINGDUCAOZUO。

  YINCIJIUXUYAOYIZHONGJIZHILAISHIDEDUOGEXIANCHENGDOUZHISHIJINXINGDUCAOZUOSHI,XIANCHENGZHIJIANBUHUIFASHENGCHONGTU,TONGGUOLockJIUKEYIBANDAO。

幸运飞艇停吗  LINGWAI,TONGGUOLockKEYIZHIDAOXIANCHENGYOUMEIYOUCHENGGONGHUOQUDAOSUO。ZHEGESHIsynchronizedWUFABANDAODE。

  ZONGJIEYIXIA,YEJIUSHISHUOLockTIGONGLEBIsynchronizedGENGDUODEGONGNENG。DANSHIYAOZHUYIYIXIAJIDIAN:

  1)LockBUSHIJavaYUYANNEIZHIDE,synchronizedSHIJavaYUYANDEGUANJIANZI,YINCISHINEIZHITEXING。LockSHIYIGELEI,TONGGUOZHEGELEIKEYISHIXIANTONGBUFANGWEN;

  2)LockHEsynchronizedYOUYIDIANFEICHANGDADEBUTONG,CAIYONGsynchronizedBUXUYAOYONGHUQUSHOUDONGSHIFANGSUO,DANGsynchronizedFANGFAHUOZHEsynchronizedDAIMAKUAIZHIXINGWANZHIHOU,XITONGHUIZIDONGRANGXIANCHENGSHIFANGDUISUODEZHANYONG;ERLockZEBIXUYAOYONGHUQUSHOUDONGSHIFANGSUO,RUGUOMEIYOUZHUDONGSHIFANGSUO,JIUYOUKENENGDAOZHICHUXIANSISUOXIANXIANG。

ER.java.util.concurrent.locksBAOXIACHANGYONGDELEI

幸运飞艇停吗  XIAMIANWOMENJIULAITANTAOYIXIAjava.util.concurrent.locksBAOZHONGCHANGYONGDELEIHEJIEKOU。

  1.Lock

幸运飞艇停吗  SHOUXIANYAOSHUOMINGDEJIUSHILock,TONGGUOCHAKANLockDEYUANMAKEZHI,LockSHIYIGEJIEKOU:

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publicinterfaceLock {

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