{"id":232,"date":"2018-09-18T20:48:58","date_gmt":"2018-09-18T12:48:58","guid":{"rendered":"http:\/\/kaispace.cn\/?p=232"},"modified":"2018-09-18T20:48:58","modified_gmt":"2018-09-18T12:48:58","slug":"java%e5%a4%9a%e7%ba%bf%e7%a8%8b%e9%80%9a%e4%bf%a1%ef%bc%882%ef%bc%89%e4%b9%8blockcondition","status":"publish","type":"post","link":"https:\/\/blog.kaispace.cn\/?p=232","title":{"rendered":"Java\u591a\u7ebf\u7a0b\u901a\u4fe1\uff082\uff09\u4e4bLock&#038;Condition"},"content":{"rendered":"<p><a href=\"https:\/\/blog.csdn.net\/luonanqin\/article\/details\/41871909\">ReentrantLock\u7684lock-unlock\u6d41\u7a0b\u8be6\u89e3<\/a><\/p>\n<p><a href=\"https:\/\/blog.csdn.net\/luonanqin\/article\/details\/41894755\">Condition\u7684await-signal\u6d41\u7a0b\u8be6\u89e3<\/a><\/p>\n<h4>\u8fd9\u91cc\u5148\u5f15\u5165\u4e24\u7bc7\u8bb2\u7684\u5f88\u597d\u7684\u6587\u7ae0\uff0c\u5f88\u8be6\u7ec6\u7684\u4ece\u6e90\u4ee3\u7801\u89e3\u91ca\u8fd9\u4e24\u4e2a\u7c7b\u3002<\/h4>\n<p>ReentranLock\u91cd\u5165\u9501\u5b9e\u9645\u4e0a\u5185\u90e8\u662f\u5f15\u5165\u4e86\u4e00\u4e2a\u53cc\u5411\u94fe\u8868\uff0c\u4f5c\u4e3a\u4e00\u4e2a\u7ebf\u7a0b\u7b49\u5f85\u961f\u5217\u3002<\/p>\n<p>\u9996\u5148\u65b0\u5efa\u7684ReentranLock\u548cCondition\u6bcf\u4e00\u4e2a\u5bf9\u8c61\u90fd\u4f1a\u5728\u5185\u90e8\u7ef4\u62a4\u4e00\u4e2a\u94fe\u8868\uff0c\u4f5c\u4e3a\u7b49\u5f85\u961f\u5217\uff0c\u76f8\u6bd4\u8f83synchronized\uff0cReentranLock\u7528lock()\u548cunlock()\u5c06\u9700\u8981\u4e0a\u9501\u7684\u4ee3\u7801\u5757\u5305\u62ec\u8d77\u6765\uff0c\u5efa\u7acb\u8d77\u6765\u7b2c\u4e00\u5c42\u7684\u7ebf\u7a0b\u7b49\u5f85\u961f\u5217\u3002<\/p>\n<p>\u7136\u540e\u53ef\u4ee5\u901a\u8fc7\u65b0\u5efaCondition\u518d\u5c06\u5176\u4e2d\u7684\u7ebf\u7a0b\u8fdb\u884c\u5206\u7c7b\u8fdb\u884c\u7c7b\u4f3c\u4e8ewait,notify\u7684\u64cd\u4f5c\uff08\u7528await,signalAll\uff09\u3002\u4f8b\u5982\u751f\u4ea7\u8005\u6d88\u8d39\u8005\u6a21\u5f0f\u4e0b\uff0c\u6211\u53ef\u4ee5\u65b0\u5efa\u4e24\u4e2aCondition\u5206\u522b\u4e3a\u751f\u4ea7\u8fbe\u5230\u4e0a\u9650\u4ee5\u53ca\u5e93\u5b58\u4e0d\u8db3\uff0c\u5728\u9047\u5230\u4e0a\u8ff0\u4e24\u4e2a\u95ee\u9898\u65f6\uff0c\u8c03\u7528await,condition\u4f1a\u81ea\u52a8\u5c06\u8be5\u7ebf\u7a0b\u52a0\u5165\u5176\u5185\u90e8\u7ef4\u62a4\u7684\u7b49\u5f85\u961f\u5217\uff08\u5b58\u5728\u4e86\u5c31\u4e0d\u4f1a\u518d\u6dfb\u52a0\uff09\uff0c\u5728\u540e\u9762\u8c03\u7528condition.signalAll\u65f6\u5c31\u4f1a\u8fdb\u884c\u5524\u9192\u3002\u6545\u4e00\u4e2a\u7ebf\u7a0b\u8981\u6b63\u5e38\u5de5\u4f5c\u8d77\u7801\u8981\u6ee1\u8db3<span style=\"color: #ff0000;\">\u88abReentranLock\u9009\u62e9\u8fdb\u5165\u5de5\u4f5c&amp;&amp;Condition\u4e2d\u8be5\u7ebf\u7a0b\u4e0d\u662fawait\u72b6\u6001<\/span><\/p>\n<h2>\u603b\u7ed3\uff1aCondition\u76f8\u5bf9\u4e8e<span style=\"color: #ff0000;\">synchronized<span style=\"color: #000000;\">\u63d0\u4f9b\u66f4\u7ec6\u7c92\u5ea6\u7684\u64cd\u4f5c\uff0c\u5efa\u7acb\u8d77\u4e24\u5c42\u7684\u961f\u5217\u3002<\/span><\/span><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>ReentrantLock\u7684lock-unlock\u6d41\u7a0b\u8be6\u89e3 Condition\u7684await-signal\u6d41\u7a0b\u8be6&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=\/wp\/v2\/posts\/232"}],"collection":[{"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=232"}],"version-history":[{"count":0,"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.kaispace.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}