{"id":268,"date":"2023-04-01T20:12:46","date_gmt":"2023-02-16T11:42:26","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/java%e7%ba%bf%e7%a8%8b%e5%8a%a0%e5%85%a5%e7%a4%ba%e4%be%8b\/"},"modified":"2025-08-01T03:08:17","modified_gmt":"2025-07-31T19:08:17","slug":"java%e7%ba%bf%e7%a8%8b%e5%8a%a0%e5%85%a5%e7%a4%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java%e7%ba%bf%e7%a8%8b%e5%8a%a0%e5%85%a5%e7%a4%ba%e4%be%8b\/","title":{"rendered":"Java\u7ebf\u7a0b\u540c\u6b65\uff1a\u6df1\u5165\u7406\u89e3join()\u65b9\u6cd5\u4e0e\u5b9e\u6218\u793a\u4f8b"},"content":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aJava\u7ebf\u7a0bjoin\u65b9\u6cd5\u793a\u4f8b\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51711\u90e8\u5206\uff09\u3002<\/p>\n<p><strong>\u5185\u5bb9\u7247\u6bb5:<\/strong> Java\u7ebf\u7a0b\u7684<code>join<\/code>\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u6682\u505c\u5f53\u524d\u7ebf\u7a0b\u7684\u6267\u884c\uff0c\u76f4\u5230\u6307\u5b9a\u7684\u7ebf\u7a0b\u7ec8\u6b62\u3002<code>join<\/code>\u65b9\u6cd5\u6709\u4e09\u79cd\u91cd\u8f7d\u5f62\u5f0f\u3002<\/p>\n<h2>Java\u7ebf\u7a0bjoin\u65b9\u6cd5\u8be6\u89e3<\/h2>\n<p>\u5f53\u8c03\u7528<code>java.lang.Thread<\/code>\u7c7b\u7684<code>join()<\/code>\u65b9\u6cd5\u65f6\uff0c\u5b83\u4f1a\u5c06\u5f53\u524d\u7ebf\u7a0b\u7f6e\u4e8e\u7b49\u5f85\u72b6\u6001\uff0c\u76f4\u5230\u8c03\u7528\u8be5\u65b9\u6cd5\u7684\u7ebf\u7a0b\u6267\u884c\u7ed3\u675f\u3002\u5982\u679c\u5728\u7b49\u5f85\u671f\u95f4\u7ebf\u7a0b\u88ab\u4e2d\u65ad\uff0c<code>join()<\/code>\u65b9\u6cd5\u4f1a\u629b\u51fa<code>InterruptedException<\/code>\u3002<\/p>\n<p><code>java.lang.Thread<\/code>\u7c7b\u7684<code>join(long millis)<\/code>\u65b9\u6cd5\u7528\u4e8e\u7b49\u5f85\u8c03\u7528\u5b83\u7684\u7ebf\u7a0b\u7ed3\u675f\uff0c\u6216\u8005\u7b49\u5f85\u6307\u5b9a\u7684\u6beb\u79d2\u6570\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u7531\u4e8e\u7ebf\u7a0b\u7684\u6267\u884c\u4f9d\u8d56\u4e8e\u64cd\u4f5c\u7cfb\u7edf\u7684\u8c03\u5ea6\u5b9e\u73b0\uff0c\u56e0\u6b64\u4e0d\u80fd\u4fdd\u8bc1\u5f53\u524d\u7ebf\u7a0b\u53ea\u7b49\u5f85\u7ed9\u5b9a\u7684\u65f6\u95f4\u3002<\/p>\n<p><code>java.lang.Thread<\/code>\u7c7b\u7684<code>join(long millis, int nanos)<\/code>\u65b9\u6cd5\u7528\u4e8e\u7b49\u5f85\u7ebf\u7a0b\u5728\u7ed9\u5b9a\u7684\u6beb\u79d2\u6570\u52a0\u4e0a\u7eb3\u79d2\u6570\u540e\u7ed3\u675f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86<code>Thread.join()<\/code>\u65b9\u6cd5\u7684\u7528\u6cd5\u3002\u8be5\u7a0b\u5e8f\u7684\u76ee\u6807\u662f\u786e\u4fdd\u4e3b\u7ebf\u7a0b\u662f\u6700\u540e\u4e00\u4e2a\u7ed3\u675f\u7684\u7ebf\u7a0b\uff0c\u5e76\u4e14\u7b2c\u4e09\u4e2a\u7ebf\u7a0b\uff08<code>t3<\/code>\uff09\u53ea\u5728\u7b2c\u4e00\u4e2a\u7ebf\u7a0b\uff08<code>t1<\/code>\uff09\u7ed3\u675f\u540e\u624d\u5f00\u59cb\u6267\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.threads;\r\n\r\npublic class ThreadJoinExample {\r\n\r\n    public static void main(String[] args) {\r\n        Thread t1 = new Thread(new MyRunnable(), \"t1\");\r\n        Thread t2 = new Thread(new MyRunnable(), \"t2\");\r\n        Thread t3 = new Thread(new MyRunnable(), \"t3\");\r\n        \r\n        t1.start();\r\n        \r\n        \/\/ \u5728\u7b49\u5f852\u79d2\u6216t1\u7ebf\u7a0b\u7ed3\u675f\u540e\u542f\u52a8\u7b2c\u4e8c\u4e2a\u7ebf\u7a0b\r\n        try {\r\n            t1.join(2000);\r\n        } catch (InterruptedException e) {\r\n            e.printStackTrace();\r\n        }\r\n        \r\n        t2.start();\r\n        \r\n        \/\/ \u4ec5\u5f53\u7b2c\u4e00\u4e2a\u7ebf\u7a0bt1\u7ed3\u675f\u540e\u624d\u542f\u52a8\u7b2c\u4e09\u4e2a\u7ebf\u7a0bt3\r\n        try {\r\n            t1.join();\r\n        } catch (InterruptedException e) {\r\n            e.printStackTrace();\r\n        }\r\n        \r\n        t3.start();\r\n        \r\n        \/\/ \u7b49\u5f85\u6240\u6709\u7ebf\u7a0b\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u4e3b\u7ebf\u7a0b\u518d\u7ed3\u675f\r\n        try {\r\n            t1.join();\r\n            t2.join();\r\n            t3.join();\r\n        } catch (InterruptedException e) {\r\n            \/\/ TODO Auto-generated catch block\r\n            e.printStackTrace();\r\n        }\r\n        \r\n        System.out.println(\"\u6240\u6709\u7ebf\u7a0b\u5747\u5df2\u7ed3\u675f\uff0c\u4e3b\u7ebf\u7a0b\u9000\u51fa\");\r\n    }\r\n\r\n}\r\n\r\nclass MyRunnable implements Runnable{\r\n\r\n    @Override\r\n    public void run() {\r\n        System.out.println(\"\u7ebf\u7a0b\u542f\u52a8::\" + Thread.currentThread().getName());\r\n        try {\r\n            Thread.sleep(4000);\r\n        } catch (InterruptedException e) {\r\n            e.printStackTrace();\r\n        }\r\n        System.out.println(\"\u7ebf\u7a0b\u7ed3\u675f::\" + Thread.currentThread().getName());\r\n    }\r\n    \r\n}\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u7a0b\u5e8f\u7684\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre class=\"post-pre\"><code>Thread started:::t1\r\nThread started:::t2\r\nThread ended:::t1\r\nThread started:::t3\r\nThread ended:::t2\r\nThread ended:::t3\r\nAll threads are dead, exiting main thread\r\n<\/code><\/pre>\n<p>\u8fd9\u5c31\u662f\u4e00\u4e2a\u5173\u4e8eJava\u7ebf\u7a0b<code>join<\/code>\u65b9\u6cd5\u793a\u4f8b\u7684\u5feb\u901f\u603b\u7ed3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u662f\u6587\u7ae0\u300aJava\u7ebf\u7a0bjoin\u65b9\u6cd5\u793a\u4f8b\u300b\u7684\u7b2c1\u90e8\u5206\uff08\u51711\u90e8\u5206\uff09\u3002 \u5185\u5bb9\u7247\u6bb5: Java\u7ebf\u7a0b\u7684join\u65b9\u6cd5\u53ef\u4ee5\u7528 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[189,975,973,710,974],"class_list":["post-268","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java","tag-join","tag-973","tag-710","tag-974"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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