{"id":858,"date":"2023-04-07T22:18:43","date_gmt":"2023-08-07T01:53:32","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/java-%e7%ba%bf%e7%a8%8b%e7%9a%84%e7%ad%89%e5%be%85%e3%80%81%e9%80%9a%e7%9f%a5%e5%92%8c%e9%80%9a%e7%9f%a5%e6%89%80%e6%9c%89%e7%a4%ba%e4%be%8b\/"},"modified":"2025-08-03T13:18:43","modified_gmt":"2025-08-03T05:18:43","slug":"java-%e7%ba%bf%e7%a8%8b%e7%9a%84%e7%ad%89%e5%be%85%e3%80%81%e9%80%9a%e7%9f%a5%e5%92%8c%e9%80%9a%e7%9f%a5%e6%89%80%e6%9c%89%e7%a4%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java-%e7%ba%bf%e7%a8%8b%e7%9a%84%e7%ad%89%e5%be%85%e3%80%81%e9%80%9a%e7%9f%a5%e5%92%8c%e9%80%9a%e7%9f%a5%e6%89%80%e6%9c%89%e7%a4%ba%e4%be%8b\/","title":{"rendered":"Java\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff1await()\u3001notify()\u548cnotifyAll()\u65b9\u6cd5\u8be6\u89e3\u4e0e\u5b9e\u4f8b"},"content":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aJava \u7ebf\u7a0b\u7684\u7b49\u5f85\u3001\u901a\u77e5\u548c\u901a\u77e5\u6240\u6709\u793a\u4f8b\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51711\u90e8\u5206\uff09\u3002<\/p>\n<p>Java\u4e2d\u7684Object\u7c7b\u5305\u542b\u4e86\u4e09\u4e2a\u6700\u7ec8\u65b9\u6cd5\uff0c\u7528\u4e8e\u7ebf\u7a0b\u4e4b\u95f4\u5173\u4e8e\u8d44\u6e90\u9501\u72b6\u6001\u7684\u901a\u4fe1\u3002\u8fd9\u4e9b\u65b9\u6cd5\u662fwait()\u3001notify()\u548cnotifyAll()\u3002\u4eca\u5929\u6211\u4eec\u5c06\u6df1\u5165\u7814\u7a76Java\u7a0b\u5e8f\u4e2d\u7684wait\u3001notify\u548cnotifyAll\u65b9\u6cd5\u7684\u4f7f\u7528\u3002<\/p>\n<h2>Java\u4e2d\u7684\u7b49\u5f85\u3001\u901a\u77e5\u548c\u901a\u77e5\u6240\u6709\u65b9\u6cd5<\/h2>\n<p>\u5728Java\u4e2d\uff0c\u7b49\u5f85\u3001\u901a\u77e5\u548c\u901a\u77e5\u6240\u6709\u7684\u65b9\u6cd5\u5206\u522b\u662f&#8221;wait&#8221;\u3001&#8221;notify&#8221;\u548c&#8221;notifyAll&#8221;\u3002\u8c03\u7528\u8fd9\u4e9b\u65b9\u6cd5\u7684\u5f53\u524d\u7ebf\u7a0b\u5fc5\u987b\u62e5\u6709\u8be5\u5bf9\u8c61\u7684\u76d1\u89c6\u5668\uff08\u9501\uff09\uff0c\u5426\u5219\u5c06\u629b\u51fa java.lang.IllegalMonitorStateException \u5f02\u5e38\u3002<\/p>\n<h3>wait()\u65b9\u6cd5<\/h3>\n<p>\u5bf9\u8c61\u7684wait()\u65b9\u6cd5\u6709\u4e09\u79cd\u53d8\u4f53\uff1a\u5176\u4e2d\u4e00\u79cd\u4f1a\u65e0\u9650\u671f\u5730\u7b49\u5f85\uff0c\u76f4\u5230\u4efb\u4f55\u5176\u4ed6\u7ebf\u7a0b\u5728\u540c\u4e00\u5bf9\u8c61\u4e0a\u8c03\u7528notify()\u6216notifyAll()\u65b9\u6cd5\u6765\u5524\u9192\u5f53\u524d\u7ebf\u7a0b\uff1b\u53e6\u5916\u4e24\u79cd\u53d8\u4f53\u4f1a\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u6bb5\u5185\u5c06\u5f53\u524d\u7ebf\u7a0b\u7f6e\u4e8e\u7b49\u5f85\u72b6\u6001\uff0c\u8d85\u65f6\u540e\u81ea\u52a8\u5524\u9192\u3002<\/p>\n<h3>notify()\u65b9\u6cd5<\/h3>\n<p>notify()\u65b9\u6cd5\u53ea\u5524\u9192\u4e00\u4e2a\u6b63\u5728\u7b49\u5f85\u8be5\u5bf9\u8c61\u7684\u7ebf\u7a0b\uff0c\u88ab\u5524\u9192\u7684\u7ebf\u7a0b\u5c06\u5f00\u59cb\u6267\u884c\u3002\u56e0\u6b64\uff0c\u5982\u679c\u6709\u591a\u4e2a\u7ebf\u7a0b\u5728\u7b49\u5f85\u540c\u4e00\u4e2a\u5bf9\u8c61\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u53ea\u4f1a\u968f\u673a\u5524\u9192\u5176\u4e2d\u4e00\u4e2a\u7ebf\u7a0b\u3002\u5177\u4f53\u5524\u9192\u54ea\u4e2a\u7ebf\u7a0b\u53d6\u51b3\u4e8e\u64cd\u4f5c\u7cfb\u7edf\u5bf9\u7ebf\u7a0b\u8c03\u5ea6\u7684\u5b9e\u73b0\u3002<\/p>\n<h3>notifyAll()\u65b9\u6cd5<\/h3>\n<p>notifyAll()\u65b9\u6cd5\u4f1a\u5524\u9192\u6240\u6709\u6b63\u5728\u7b49\u5f85\u8be5\u5bf9\u8c61\u7684\u7ebf\u7a0b\uff0c\u7136\u800c\uff0c\u8fd9\u4e9b\u88ab\u5524\u9192\u7684\u7ebf\u7a0b\u4e2d\u54ea\u4e2a\u5148\u83b7\u5f97\u6267\u884c\u6743\u53d6\u51b3\u4e8e\u64cd\u4f5c\u7cfb\u7edf\u7684\u7ebf\u7a0b\u8c03\u5ea6\u5b9e\u73b0\u3002\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0&#8221;\u751f\u4ea7\u8005-\u6d88\u8d39\u8005&#8221;\u95ee\u9898\uff0c\u5176\u4e2d\u6d88\u8d39\u8005\u7ebf\u7a0b\u5728\u961f\u5217\u4e2d\u7b49\u5f85\u5bf9\u8c61\uff0c\u800c\u751f\u4ea7\u8005\u7ebf\u7a0b\u5c06\u5bf9\u8c61\u653e\u5165\u961f\u5217\u5e76\u901a\u77e5\u7b49\u5f85\u7684\u7ebf\u7a0b\u3002\u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u591a\u4e2a\u7ebf\u7a0b\u5728\u540c\u4e00\u4e2a\u5bf9\u8c61\u4e0a\u5de5\u4f5c\u65f6\uff0c\u5982\u4f55\u4f7f\u7528wait\u3001notify\u548cnotifyAll\u65b9\u6cd5\u8fdb\u884c\u534f\u8c03\u3002<\/p>\n<h3>Message\u7c7b<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u4f1a\u88ab\u7ebf\u7a0b\u8c03\u7528\u5e76\u4f7f\u7528wait\u548cnotify\u65b9\u6cd5\u7684Java Bean\u7c7b\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.concurrency;\r\n\r\npublic class Message {\r\n    private String msg;\r\n    \r\n    public Message(String str){\r\n        this.msg=str;\r\n    }\r\n\r\n    public String getMsg() {\r\n        return msg;\r\n    }\r\n\r\n    public void setMsg(String str) {\r\n        this.msg=str;\r\n    }\r\n\r\n}\r\n<\/code><\/pre>\n<h3>Waiter\u7c7b<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7b49\u5f85\u5176\u4ed6\u7ebf\u7a0b\u8c03\u7528notify\u65b9\u6cd5\u4ee5\u5b8c\u6210\u5176\u5904\u7406\u7684\u7c7b\u3002\u8bf7\u6ce8\u610f\uff0cWaiter\u7ebf\u7a0b\u901a\u8fc7\u4f7f\u7528synchronized\u5757\u6765\u83b7\u53d6Message\u5bf9\u8c61\u7684\u76d1\u89c6\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.concurrency;\r\n\r\npublic class Waiter implements Runnable{\r\n    \r\n    private Message msg;\r\n    \r\n    public Waiter(Message m){\r\n        this.msg=m;\r\n    }\r\n\r\n    @Override\r\n    public void run() {\r\n        String name = Thread.currentThread().getName();\r\n        synchronized (msg) {\r\n            try{\r\n                System.out.println(name+\" \u7b49\u5f85\u88ab\u901a\u77e5\uff0c\u65f6\u95f4:\"+System.currentTimeMillis());\r\n                msg.wait();\r\n            }catch(InterruptedException e){\r\n                e.printStackTrace();\r\n            }\r\n            System.out.println(name+\" \u7b49\u5f85\u7ebf\u7a0b\u6536\u5230\u901a\u77e5\uff0c\u65f6\u95f4:\"+System.currentTimeMillis());\r\n            \/\/\u73b0\u5728\u5904\u7406\u6d88\u606f\r\n            System.out.println(name+\" \u5df2\u5904\u7406: \"+msg.getMsg());\r\n        }\r\n    }\r\n\r\n}\r\n<\/code><\/pre>\n<h3>Notifier\u7c7b<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5904\u7406Message\u5bf9\u8c61\u5e76\u8c03\u7528notify\u65b9\u6cd5\u5524\u9192\u7b49\u5f85Message\u5bf9\u8c61\u7684\u7ebf\u7a0b\u7684\u7c7b\u3002\u8bf7\u6ce8\u610f\uff0c\u8be5\u7c7b\u4f7f\u7528synchronized\u5757\u6765\u83b7\u53d6Message\u5bf9\u8c61\u7684\u76d1\u89c6\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.concurrency;\r\n\r\npublic class Notifier implements Runnable {\r\n\r\n    private Message msg;\r\n    \r\n    public Notifier(Message msg) {\r\n        this.msg = msg;\r\n    }\r\n\r\n    @Override\r\n    public void run() {\r\n        String name = Thread.currentThread().getName();\r\n        System.out.println(name+\" \u5df2\u542f\u52a8\");\r\n        try {\r\n            Thread.sleep(1000);\r\n            synchronized (msg) {\r\n                msg.setMsg(name+\" \u901a\u77e5\u8005\u5de5\u4f5c\u5b8c\u6210\");\r\n                msg.notify();\r\n                \/\/ msg.notifyAll();\r\n            }\r\n        } catch (InterruptedException e) {\r\n            e.printStackTrace();\r\n        }\r\n        \r\n    }\r\n\r\n}\r\n<\/code><\/pre>\n<h3>\u7b49\u5f85\u901a\u77e5\u6d4b\u8bd5\u7c7b<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u6d4b\u8bd5\u7c7b\uff0c\u7528\u4e8e\u521b\u5efa\u591a\u4e2aWaiter\u548cNotifier\u7ebf\u7a0b\u5e76\u542f\u52a8\u5b83\u4eec\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.concurrency;\r\n\r\npublic class WaitNotifyTest {\r\n\r\n    public static void main(String[] args) {\r\n        Message msg = new Message(\"\u5904\u7406\u5b83\");\r\n        Waiter waiter = new Waiter(msg);\r\n        new Thread(waiter,\"waiter\").start();\r\n        \r\n        Waiter waiter1 = new Waiter(msg);\r\n        new Thread(waiter1, \"waiter1\").start();\r\n        \r\n        Notifier notifier = new Notifier(msg);\r\n        new Thread(notifier, \"notifier\").start();\r\n        System.out.println(\"\u6240\u6709\u7ebf\u7a0b\u90fd\u5df2\u542f\u52a8\");\r\n    }\r\n\r\n}\r\n<\/code><\/pre>\n<p>\u5f53\u6211\u4eec\u8fd0\u884c\u4e0a\u8ff0\u7a0b\u5e8f\u65f6\uff0c\u5c06\u4f1a\u770b\u5230\u4ee5\u4e0b\u8f93\u51fa\uff0c\u4f46\u7a0b\u5e8f\u4e0d\u4f1a\u6b63\u5e38\u7ec8\u6b62\uff0c\u56e0\u4e3a\u6709\u4e24\u4e2a\u7ebf\u7a0b\u6b63\u5728\u7b49\u5f85Message\u5bf9\u8c61\uff0c\u800cnotify()\u65b9\u6cd5\u53ea\u5524\u9192\u5176\u4e2d\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u4ecd\u7136\u5728\u7b49\u5f85\u901a\u77e5\u3002<\/p>\n<pre class=\"post-pre\"><code>waiter \u7b49\u5f85\u88ab\u901a\u77e5\uff0c\u65f6\u95f4:1356318734009\r\nwaiter1 \u7b49\u5f85\u88ab\u901a\u77e5\uff0c\u65f6\u95f4:1356318734010\r\n\u6240\u6709\u7ebf\u7a0b\u90fd\u5df2\u542f\u52a8\r\nnotifier \u5df2\u542f\u52a8\r\nwaiter \u7b49\u5f85\u7ebf\u7a0b\u6536\u5230\u901a\u77e5\uff0c\u65f6\u95f4:1356318735011\r\nwaiter \u5df2\u5904\u7406: notifier \u901a\u77e5\u8005\u5de5\u4f5c\u5b8c\u6210\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6211\u4eec\u5728Notifier\u7c7b\u4e2d\u5c06notify()\u8c03\u7528\u6ce8\u91ca\u6389\uff0c\u5e76\u53d6\u6d88\u6ce8\u91canotifyAll()\u7684\u8c03\u7528\uff0c\u5c06\u4f1a\u4ea7\u751f\u4ee5\u4e0b\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>waiter \u7b49\u5f85\u88ab\u901a\u77e5\uff0c\u65f6\u95f4:1356318917118\r\nwaiter1 \u7b49\u5f85\u88ab\u901a\u77e5\uff0c\u65f6\u95f4:1356318917118\r\n\u6240\u6709\u7ebf\u7a0b\u90fd\u5df2\u542f\u52a8\r\nnotifier \u5df2\u542f\u52a8\r\nwaiter1 \u7b49\u5f85\u7ebf\u7a0b\u6536\u5230\u901a\u77e5\uff0c\u65f6\u95f4:1356318918120\r\nwaiter1 \u5df2\u5904\u7406: notifier \u901a\u77e5\u8005\u5de5\u4f5c\u5b8c\u6210\r\nwaiter \u7b49\u5f85\u7ebf\u7a0b\u6536\u5230\u901a\u77e5\uff0c\u65f6\u95f4:1356318918120\r\nwaiter \u5df2\u5904\u7406: notifier \u901a\u77e5\u8005\u5de5\u4f5c\u5b8c\u6210\r\n<\/code><\/pre>\n<p>\u5728Java\u4e2d\uff0cnotifyAll()\u65b9\u6cd5\u4f1a\u5524\u9192\u6240\u6709\u7b49\u5f85\u7684\u7ebf\u7a0b\uff0c\u4f7f\u5b83\u4eec\u90fd\u80fd\u7ee7\u7eed\u6267\u884c\uff0c\u5e76\u5728\u6240\u6709\u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\u540e\u6b63\u5e38\u7ec8\u6b62\u7a0b\u5e8f\u3002\u4ee5\u4e0a\u5c31\u662f\u5173\u4e8eJava\u4e2dwait\u3001notify\u548cnotifyAll\u65b9\u6cd5\u7684\u5168\u90e8\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aJava \u7ebf\u7a0b\u7684\u7b49\u5f85\u3001\u901a\u77e5\u548c\u901a\u77e5\u6240\u6709\u793a\u4f8b\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51711\u90e8\u5206\uff09\u3002 Java\u4e2d\u7684Object\u7c7b\u5305\u542b\u4e86 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1398,2251,2250,710,2249],"class_list":{"0":"post-858","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-uncategorized","7":"tag-java","9":"tag-wait-notify","10":"tag-710","11":"tag-2249"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff1await()\u3001notify()\u548cnotifyAll()\u65b9\u6cd5\u8be6\u89e3\u4e0e\u5b9e\u4f8b - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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