{"id":8857,"date":"2023-11-28T20:45:12","date_gmt":"2023-11-28T12:45:12","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=8857"},"modified":"2023-11-28T20:46:33","modified_gmt":"2023-11-28T12:46:33","slug":"java-zhongwait-notifynotifyall-de-qu-bie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/java-zhongwait-notifynotifyall-de-qu-bie\/","title":{"rendered":"# Java\u4e2dwait, notify\uff0cnotifyAll \u7684\u533a\u522b\uff1f"},"content":{"rendered":"

\u7ebf\u7a0b\u5bf9\u8c61\u4e0e\u9501\u5bf9\u8c61\u7684\u6982\u5ff5
\n\u7ebf\u7a0b\u5bf9\u8c61\u662f\u7ebf\u7a0b\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u7ebf\u7a0b\u7c7b\u901a\u8fc7\u7ee7\u627f Thread \u7c7b\u6216\u5b9e\u73b0 Runnable\u63a5\u53e3\u83b7\u5f97\u3002\u901a\u8fc7\u91cd\u5199 run()\u65b9\u6cd5\u5e76\u53d1\u6267\u884c\u7a0b\u5e8f\u4ee3\u7801\uff0c\u6781\u5927\u7684\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u6267\u884c\u901f\u5ea6\u3002\u591a\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u5408\u4f5c\u9700\u8981\u8fdb\u884c\u540c\u6b65\uff0c\u800c\u9501\u662f\u5b9e\u73b0\u7ebf\u7a0b\u540c\u6b65\u7684\u673a\u5236\u4e4b\u4e00\uff0c\u57fa\u4e8e\u4e07\u7269\u7686\u5bf9\u8c61\u7684\u601d\u60f3\u7406\u5ff5\uff0c\u9501\u4e5f\u662f\u4e00\u79cd\u5bf9\u8c61\uff0cJava \u4e2d\u6240\u6709\u7684\u5bf9\u8c61\u90fd\u53ef\u4ee5\u88ab\u5f53\u505a\u9501\u6765\u4f7f\u7528\u3002\u8fd9\u53e5\u8bdd\u975e\u5e38\u91cd\u8981,\u5b83\u89e3\u91ca\u4e86\u4e0b\u6587\u4e2d\u6240\u8ff0\u7684\u4e3a\u4f55wait\u3001notify\u3001notifyAll\u662f\u5728 object \u7c7b\u5b9e\u73b0\u7684\u3002
\n\u9501\u6c60\u548c\u7b49\u5f85\u6c60\u7684\u6982\u5ff5
\n\u9501\u6c60\u4e0e\u7b49\u5f85\u6c60\u5206\u522b\u662f\u4e0d\u540c\u7ebf\u7a0b\u72b6\u6001\u7684\u4e24\u79cd\u96c6\u5408\u3002
\n\u9501\u6c60
\n\u5047\u8bbe\u67d0\u5bf9\u8c61\u9501\u5f53\u524d\u88ab\u7ebf\u7a0bA\u6240\u6301\u6709\uff0c\u800c\u5176\u4ed6\u60f3\u6301\u6709\u8be5\u9501\u7684\u7ebf\u7a0b\u5c31\u4f1a\u5148\u653e\u8fdb\u9501\u6c60\u4e2d\uff0c\u5f85\u7ebf\u7a0bA\u91ca\u653e\u6240\u6301\u6709\u7684\u9501\u65f6\uff0c\u9501\u6c60\u4e2d\u7ebf\u7a0b\u53ef\u4ee5\u7ade\u4e89\u6301\u6709\u8be5\u9501\u3002\u4e5f\u5373\u662f\u8bf4\uff0c\u9501\u6c60\u4e2d\u7684\u7ebf\u7a0b\u5bf9\u8c61\u5177\u5907\u7ade\u4e89\u9501\u7684\u8d44\u683c\u3002
\n\u7b49\u5f85\u6c60
\n\u5f53\u9501\u5bf9\u8c61\u8c03\u7528 wait \u65b9\u6cd5\u65f6\uff0c\u5219\u6301\u6709\u8be5\u5bf9\u8c61\u9501\u7684\u7ebf\u7a0b\u8fdb\u5165\u7b49\u5f85\u6c60\u4e2d\uff0c\u8fdb\u5165\u7b49\u5f85\u6c60\u4e2d\u7684\u7ebf\u7a0b\u5bf9\u8c61\u4e0d\u5177\u5907\u6301\u6709\u9501\u7684\u8d44\u683c\u3002
\nsleep \u4e0ewait\u7684\u533a\u522b
\n\u533a\u5206\u8fd9\u4e09\u8005\u7684\u5173\u952e\u5728\u4e8e\u9501
\n\u9996\u5148\uff0cwait(),notify(),notifyAll()\u90fd\u662f object \u7c7b\u7684\u65b9\u6cd5\uff0c\u53ef\u80fd\u4f60\u4f1a\u7591\u95ee:\u65e2\u7136 wait()\u7b49\u65b9\u6cd5\u662f\u548c\u7ebf\u7a0b\u76f8\u5173\u7684\uff0c\u4e3a\u4f55\u4e0d\u5728\u7ebf\u7a0b\u7c7b\u4e2d\u5b9e\u73b0\u5462\uff1f\u5176\u5b9e\u4e0a\u6587\u5df2\u7ecf\u7ed9\u51fa\u7b54\u6848\u4e86\uff0cwait(), notify(),notifyAl1()\u65b9\u6cd5\u5176\u5b9e\u5c5e\u4e8e\u9501\u5bf9\u8c61\uff0c\u800c\u6240\u6709\u5bf9\u8c61\u90fd\u53ef\u4ee5\u5f53\u505a\u9501\u6765\u4f7f\u7528\u3002
\nwait()\u65b9\u6cd5\u7684\u610f\u601d\u662f\u6301\u6709\u8be5\u9501\u5bf9\u8c61\u7684\u7ebf\u7a0b\u5bf9\u8c61\u8fdb\u5165 wait \u72b6\u6001\uff1a\u91ca\u653e\u9501\uff0c\u7136\u540e \u5c06\u5f53\u524d\u7ebf\u7a0b\u653e\u5165\u7b49\u5f85\u6c60\u4e2d\u3002
\n\"\"<\/p>\n

\u800csleep()\u65b9\u6cd5\u662f\u5728\u7ebf\u7a0b\u7c7b\u4e2d\u5b9e\u73b0\u7684\uff0c\u5176\u8c03\u7528\u8005\u662f\u7ebf\u7a0b\u5bf9\u8c61\u3002sleep()\u7684\u4f5c\u7528\u662f\u5c06\u5f53\u524d\u7ebf\u7a0b\u6682\u505c\u4e00\u5b9a\u7684\u65f6\u95f4\uff0c\u4f46\u5728\u8fd9\u671f\u95f4\u5e76\u4e0d\u91ca\u653e\u9501\u3002<\/p>\n

\"\"
\nnotify \u4e0e notifyAll \u7684\u533a\u522b
\nnotify()\u7528\u4e8e\u968f\u673a\u5524\u9192\u4e00\u4e2a\u7b49\u5f85\u8be5\u9501\u5bf9\u8c61\u7684\u7ebf\u7a0b\uff0cnotifyA11()\u7528\u4e8e\u5524\u9192\u6240\u8005\u7b49\u5f85\u8be5\u9501\u5bf9\u8c61\u7684\u7ebf\u7a0b\u3002\uff08\u88ab\u5524\u9192\u8868\u793a\u8be5\u7ebf\u7a0b\u5177\u5907\u4e86\u7ade\u4e89\u9501\u7684\u8d44\u683c\uff09\u4e5f\u5373\u662f\uff1anotify()\u4f1a\u5728\u7b49\u5f85\u6c60\u4e2d\u968f\u673a\u9009\u62e9\u4e00\u4e2a\u7ebf\u7a0b\u5bf9\u8c61\u653e\u5165\u9501\u6c60\u4e2d\u3002\u800c notifyll\u4f1a\u5c06\u6240\u6709\u7b49\u5f85\u8be5\u9501\u7684\u7ebf\u7a0b\u653e\u5165\u9501\u6c60\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u7ebf\u7a0b\u5bf9\u8c61\u4e0e\u9501\u5bf9\u8c61\u7684\u6982\u5ff5 \u7ebf\u7a0b\u5bf9\u8c61\u662f\u7ebf\u7a0b\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u7ebf\u7a0b\u7c7b\u901a\u8fc7\u7ee7\u627f Thread \u7c7b\u6216\u5b9e\u73b0 Runnable\u63a5 […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[],"class_list":["post-8857","post","type-post","status-publish","format-standard","hentry","category-javabase"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=8857"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8857\/revisions"}],"predecessor-version":[{"id":8858,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/8857\/revisions\/8858"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=8857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=8857"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=8857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}