{"id":1537,"date":"2025-12-23T15:30:27","date_gmt":"2025-12-23T07:30:27","guid":{"rendered":"https:\/\/eve2333.top\/?p=1537"},"modified":"2025-12-23T15:33:08","modified_gmt":"2025-12-23T07:33:08","slug":"%e5%8a%a8%e6%80%81%e7%ba%bf%e7%a8%8b%e6%b1%a0onethread%e7%b3%bb%e7%bb%9f-%e7%ac%ac%e5%85%ad%e9%83%a8%e5%88%86-%e7%ba%bf%e7%a8%8b%e6%b1%a0%e5%8f%82%e6%95%b0%e5%b9%b6%e5%8f%91%e5%88%b7","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=1537","title":{"rendered":"\u52a8\u6001\u7ebf\u7a0b\u6c60oneThread\u7cfb\u7edf \u2014 \u7b2c\u516d\u90e8\u5206 \u7ebf\u7a0b\u6c60\u53c2\u6570\u5e76\u53d1\u5237\u65b0"},"content":{"rendered":"\n<p><strong>\u9a6c\u4e01\uff1a\u6211\u4e00\u76f4\u8ba4\u4e3a\u5199\u535a\u5ba2\u662f\u5bf9\u4ee3\u7801\u7684\u4e00\u79cd\u515c\u5e95\u884c\u4e3a\uff0c\u80fd\u591f\u5e2e\u52a9\u6211\u4eec\u91cd\u65b0\u5ba1\u89c6\u90a3\u4e9b\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u7ec6\u679d\u672b\u8282\uff0c\u5c24\u5176\u662f\u5728\u5e76\u53d1\u3001\u5b89\u5168\u3001\u8fb9\u754c\u7b49\u95ee\u9898\u4e0a\u7684\u601d\u8003\u3002 \u6bd4\u5982\u6700\u5f00\u59cb\u5728\u8bbe\u8ba1\u7ebf\u7a0b\u6c60\u5237\u65b0\u7b56\u7565\u65f6\uff0c\u5e76\u6ca1\u6709\u8003\u8651\u5e76\u53d1\u5b89\u5168\u7684\u95ee\u9898\u3002\u4f46\u5728\u5199\u4f5c\u8fc7\u7a0b\u4e2d\u6df1\u5165\u601d\u8003\u540e\uff0c\u610f\u8bc6\u5230\u8fd9\u91cc\u5b58\u5728\u6781\u5c0f\u6982\u7387\u7684\u5e76\u53d1\u5237\u65b0\u98ce\u9669\uff0c\u4e8e\u662f\u7ed3\u5408 synchronized \u4e0e String#intern() \u7684\u673a\u5236\uff0c\u5f15\u5165\u4e86\u57fa\u4e8e\u7ebf\u7a0b\u6c60 ID \u7ef4\u5ea6\u7684\u9501\uff0c\u786e\u4fdd\u5237\u65b0\u8fc7\u7a0b\u7684\u7ebf\u7a0b\u5b89\u5168\u3002<\/strong>\u867d\u7136\u8fd9\u4e2a\u95ee\u9898\u5728\u5b9e\u9645\u73af\u5883\u4e2d\u53d1\u751f\u7684\u6982\u7387\u6781\u4f4e\u6781\u4f4e\uff0c\u4f46\u6211\u8fd8\u662f\u7279\u5730\u62ff\u51fa\u6765\u8bb2\u4e00\u8bb2\uff0c\u662f\u5e0c\u671b\u5927\u5bb6\u5728\u65e5\u5e38\u5f00\u53d1\u4e2d\u4e5f\u80fd\u4fdd\u6301\u903b\u8f91\u4e25\u8c28\u6027\uff0c\u54ea\u6015\u662f\u5bf9\u90a3\u4e9b\u8fb9\u89d2\u95ee\u9898\uff0c\u4e5f\u8981\u517b\u6210\u4e3b\u52a8\u601d\u8003\u548c\u6821\u9a8c\u7684\u4e60\u60ef\u3002<\/p>\n\n\n\n<p>\u5e76\u5c06\u5bf9\u5e94\u7684\u5b57\u7b26\u4e32\u5e8f\u5217\u5316\u4e3a Java \u5bf9\u8c61\u4f9b\u540e\u7eed\u6d41\u7a0b\u4f7f\u7528\u3002\u63a5\u4e0b\u6765\u4f1a\u4ece\u6700\u65b0\u914d\u7f6e\u548c\u5185\u5b58\u4e2d\u7684\u7ebf\u7a0b\u6c60\u914d\u7f6e\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u6709\u53d8\u5316\u5219\u66f4\u65b0\uff0c\u6ca1\u6709\u53d8\u5316\u5219\u8df3\u8fc7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e1a\u52a1\u65f6\u5e8f<\/h2>\n\n\n\n<p>\u52a8\u6001\u7ebf\u7a0b\u6c60\u7684\u6838\u5fc3\u80fd\u529b\u4e4b\u4e00\uff0c\u5c31\u662f\u8fd0\u884c\u65f6\u53ef\u4ee5\u81ea\u52a8\u611f\u77e5\u914d\u7f6e\u53d8\u5316\u5e76\u70ed\u66f4\u65b0\uff0c\u65e0\u9700\u91cd\u542f\u670d\u52a1\u3002\u4e3a\u5b9e\u73b0\u8fd9\u4e00\u80fd\u529b\uff0c\u6211\u4eec\u9700\u8981\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u83b7\u53d6\u8fdc\u7a0b\u6700\u65b0\u7ebf\u7a0b\u6c60\u914d\u7f6e\uff1b<\/li>\n\n\n\n<li>\u5bf9\u6bd4\u5f53\u524d\u5185\u5b58\u4e2d\u5df2\u6709\u7684\u7ebf\u7a0b\u6c60\u914d\u7f6e\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u68c0\u6d4b\u5230\u914d\u7f6e\u53d1\u751f\u53d8\u66f4\uff0c\u5219\u6267\u884c\u66f4\u65b0\uff1b<\/li>\n\n\n\n<li>\u5b58\u50a8\u6700\u65b0\u914d\u7f6e\uff0c\u65b9\u4fbf\u4e0b\u6b21\u914d\u7f6e\u66f4\u65b0\u65f6\u6bd4\u5bf9\uff1b<\/li>\n\n\n\n<li>\u901a\u77e5\u5404\u65b9\u914d\u7f6e\u5df2\u53d8\u66f4\uff0c\u5e76\u6253\u5370\u53d8\u66f4\u65e5\u5fd7\u3002<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"345\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766393778-image-1024x345.png\" alt=\"\" class=\"wp-image-1541\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766393778-image-1024x345.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766393778-image-300x101.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766393778-image-768x259.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766393778-image.png 1529w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001 \u53d8\u66f4\u68c0\u6d4b\u7684\u201c\u524d\u54e8\u7ad9\u201d\uff1a\u786e\u4fdd\u914d\u7f6e\u5237\u65b0\u7684\u7cbe\u51c6\u6027<\/h3>\n\n\n\n<p>\u5728\u52a8\u6001\u8c03\u6574\u5f00\u59cb\u4e4b\u524d\uff0c\u7cfb\u7edf\u5fc5\u987b\u5177\u5907\u6781\u9ad8\u7684\u654f\u9510\u5ea6\u6765\u5224\u65ad\u201c\u662f\u5426\u6709\u5fc5\u8981\u5237\u65b0\u201d\u3002\u8fd9\u4e0d\u4ec5\u4ec5\u662f\u7b80\u5355\u7684\u7a7a\u503c\u68c0\u67e5\uff0c\u800c\u662f\u4e00\u5957\u4e25\u8c28\u7684\u6bd4\u5bf9\u903b\u8f91\u3002<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u4ee3\u7801\u901a\u8fc7 <code>CollUtil.isEmpty<\/code> \u8fc7\u6ee4\u6389\u65e0\u6548\u914d\u7f6e\uff0c\u8fd9\u662f\u4e3a\u4e86\u9632\u6b62\u56e0\u914d\u7f6e\u4e2d\u5fc3\u4e0b\u53d1\u7a7a\u914d\u7f6e\u5bfc\u81f4\u7cfb\u7edf\u5f02\u5e38\u3002\u771f\u6b63\u7684\u6838\u5fc3\u5728\u4e8e <code>hasThreadPoolConfigChanged<\/code> \u65b9\u6cd5\uff0c\u5b83\u5145\u5f53\u4e86\u7cfb\u7edf\u6027\u80fd\u7684\u5b88\u62a4\u8005\u3002\u5982\u679c\u6bcf\u4e00\u6b21\u5fc3\u8df3\u6216\u6bcf\u4e00\u6b21\u914d\u7f6e\u63a8\u9001\u90fd\u65e0\u5dee\u522b\u5730\u91cd\u7f6e\u7ebf\u7a0b\u6c60\uff0c\u4f1a\u5bfc\u81f4\u9891\u7e41\u7684\u4e0a\u4e0b\u6587\u5207\u6362\u548c\u4e0d\u5fc5\u8981\u7684\u7cfb\u7edf\u9707\u8361\u3002<\/p>\n\n\n\n<p>\u5728\u6bd4\u5bf9\u8fc7\u7a0b\u4e2d\uff0c\u7cfb\u7edf\u4e0d\u4ec5\u5173\u6ce8\u6838\u5fc3\u53c2\u6570\uff08\u5982 <code>corePoolSize<\/code> \u548c <code>maximumPoolSize<\/code>\uff09\uff0c\u8fd8\u7279\u522b\u5904\u7406\u4e86<strong>\u961f\u5217\u5bb9\u91cf<\/strong>\u3002\u8fd9\u91cc\u9690\u85cf\u7740\u4e00\u4e2a\u6df1\u5c42\u6b21\u7684\u5de5\u7a0b\u7ec6\u8282\uff1a\u539f\u751f JDK \u7684 <code>LinkedBlockingQueue<\/code> \u7684\u5bb9\u91cf\uff08capacity\uff09\u662f <code>final<\/code> \u4fee\u9970\u7684\uff0c\u4e00\u65e6\u521b\u5efa\u65e0\u6cd5\u4fee\u6539\u3002\u56e0\u6b64\uff0c\u4ee3\u7801\u4e2d\u5f15\u5165\u4e86 <code>isQueueCapacityChanged<\/code> \u5224\u65ad\u903b\u8f91\uff0c\u53ea\u6709\u5f53\u7ebf\u7a0b\u6c60\u4f7f\u7528\u7684\u662f\u81ea\u5b9a\u4e49\u7684 <code>ResizableCapacityLinkedBlockingQueue<\/code> \u65f6\uff0c\u624d\u4f1a\u89e6\u53d1\u5bb9\u91cf\u53d8\u66f4\u3002\u8fd9\u79cd\u5bf9\u201c\u5e95\u5c42\u5b9e\u73b0\u662f\u5426\u652f\u6301\u201d\u7684\u6821\u9a8c\uff0c\u4f53\u73b0\u4e86\u5de5\u4e1a\u7ea7\u4ee3\u7801\u7684\u4e25\u8c28\u6027\uff0c\u907f\u514d\u4e86\u5f3a\u5236\u4fee\u6539\u4e0d\u652f\u6301\u7684\u961f\u5217\u800c\u5f15\u53d1\u7684\u5185\u5b58\u6ea2\u51fa\u6216\u903b\u8f91\u9519\u8bef\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001 \u53c2\u6570\u66f4\u65b0\u7684\u201c\u5b89\u5168\u9636\u68af\u201d\uff1a\u89c4\u907f JDK \u7248\u672c\u7684\u9677\u9631<\/h3>\n\n\n\n<p>\u5f53\u786e\u8ba4\u9700\u8981\u5237\u65b0\u540e\uff0c\u66f4\u65b0\u53c2\u6570\u7684\u8fc7\u7a0b\u5e76\u975e\u7b80\u5355\u7684\u8d4b\u503c\uff0c\u800c\u662f\u4e00\u573a\u201c\u6b65\u6b65\u4e3a\u8425\u201d\u7684\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u6700\u503c\u5f97\u5173\u6ce8\u7684\u662f<strong>\u6838\u5fc3\u7ebf\u7a0b\u6570\uff08Core\uff09\u4e0e\u6700\u5927\u7ebf\u7a0b\u6570\uff08Max\uff09\u7684\u66f4\u65b0\u987a\u5e8f<\/strong>\u3002\u5728 JDK 8 \u65f6\u4ee3\uff0c\u7ebf\u7a0b\u6c60\u5bf9\u8fd9\u4e24\u4e2a\u53c2\u6570\u7684\u4fee\u6539\u903b\u8f91\u76f8\u5bf9\u5bbd\u677e\uff1b\u4f46\u5230\u4e86 JDK 17 \u53ca\u66f4\u9ad8\u7248\u672c\uff0c<code>setCorePoolSize<\/code> \u5185\u90e8\u589e\u52a0\u4e86\u4e00\u5c42\u4e25\u683c\u7684\u6821\u9a8c\uff1a\u5982\u679c\u65b0\u8bbe\u7f6e\u7684\u6838\u5fc3\u7ebf\u7a0b\u6570\u5927\u4e8e\u5f53\u524d\u7684\u6700\u5927\u7ebf\u7a0b\u6570\uff0c\u4f1a\u76f4\u63a5\u629b\u51fa <code>IllegalArgumentException<\/code>\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u517c\u5bb9\u8fd9\u79cd\u8de8\u7248\u672c\u7684\u884c\u4e3a\uff0c\u4ee3\u7801\u5b9e\u73b0\u4e86\u4e00\u79cd\u201c\u9636\u68af\u5f0f\u201d\u66f4\u65b0\u7b56\u7565\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5148\u5224\u65ad\u8d8b\u52bf<\/strong>\uff1a\u5982\u679c\u65b0\u7684\u6838\u5fc3\u7ebf\u7a0b\u6570\u5927\u4e8e\u5f53\u524d\u7684\u65e7\u6700\u5927\u503c\uff0c\u5fc5\u987b<strong>\u5148\u8c03\u5927\u6700\u5927\u7ebf\u7a0b\u6570<\/strong>\uff0c\u5f00\u8f9f\u4e0a\u9650\u7a7a\u95f4\uff0c\u518d\u63d0\u5347\u6838\u5fc3\u7ebf\u7a0b\u6570\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u5411\u903b\u8f91<\/strong>\uff1a\u5982\u679c\u8981\u8c03\u5c0f\u53c2\u6570\uff0c\u5219\u9700\u8981\u5148\u538b\u7f29\u6838\u5fc3\u7ebf\u7a0b\u6570\uff0c\u518d\u964d\u4f4e\u6700\u5927\u503c\u3002<br>\u8fd9\u79cd\u201c\u5148\u6269\u5bb9\u540e\u63d0\u6838\u201d\u6216\u201c\u5148\u964d\u6838\u540e\u7f29\u5bb9\u201d\u7684\u903b\u8f91\uff0c\u662f\u89e3\u51b3\u7ebf\u4e0a\u52a8\u6001\u5237\u65b0\u5bfc\u81f4\u670d\u52a1\u5d29\u6e83\u7684\u5173\u952e\u7ec6\u8282\uff0c\u4e5f\u662f\u5f00\u53d1\u8005\u4ece\u201c\u4f1a\u7528\u7ebf\u7a0b\u6c60\u201d\u5230\u201c\u7cbe\u901a\u7ebf\u7a0b\u6c60\u6cbb\u7406\u201d\u7684\u8fdb\u9636\u6807\u5fd7\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001 \u6838\u5fc3\u7075\u9b42\uff1a\u5229\u7528 <code>String.intern()<\/code> \u5b9e\u73b0\u7cbe\u51c6\u7684\u5e76\u53d1\u9501<\/h3>\n\n\n\n<p>\u5728\u591a\u7ebf\u7a0b\u73af\u5883\u4e0b\uff0c\u5982\u679c\u591a\u4e2a\u914d\u7f6e\u63a8\u9001\u540c\u65f6\u5230\u8fbe\uff0c\u6216\u8005\u7531\u4e8e\u7f51\u7edc\u6296\u52a8\u5bfc\u81f4\u91cd\u590d\u63a8\u9001\uff0c\u5982\u4f55\u4fdd\u8bc1\u540c\u4e00\u4e2a\u7ebf\u7a0b\u6c60\u7684\u5237\u65b0\u64cd\u4f5c\u662f<strong>\u539f\u5b50\u7684\u3001\u4e32\u884c\u7684<\/strong>\uff1f\u8fd9\u662f\u56fe\u7247\u5c55\u793a\u7684\u91cd\u70b9\u6240\u5728\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u9501\u7684\u56f0\u5883\uff1a\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u76f4\u63a5\u9501\u5b57\u7b26\u4e32\uff1f<\/h4>\n\n\n\n<p>\u5728 Java \u4e2d\uff0c\u5f53\u914d\u7f6e\u4e2d\u5fc3\u5c06\u914d\u7f6e\u4e0b\u53d1\u7ed9\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u89e3\u6790\u51fa\u6765\u7684 <code>threadPoolId<\/code>\uff08\u5982 \"core-biz-pool\"\uff09\u5728\u5185\u5b58\u4e2d\u901a\u5e38\u662f\u91cd\u65b0 <code>new<\/code> \u51fa\u6765\u7684 String \u5bf9\u8c61\u3002<br>\u5982\u56fe\u7247\u5de6\u4fa7\u6240\u793a\uff0c<code>Thread1<\/code> \u548c <code>Thread2<\/code> \u5404\u81ea\u901a\u8fc7 <code>new String(\"core-biz-pool\")<\/code> \u83b7\u53d6\u4e86\u4e00\u4e2a\u5bf9\u8c61\u3002\u867d\u7136\u5b83\u4eec\u7684\u5185\u5bb9\u5b8c\u5168\u4e00\u6837\uff0c\u4f46\u5b83\u4eec\u5728\u5806\u5185\u5b58\u4e2d\u7684<strong>\u5f15\u7528\u5730\u5740\u4e0d\u540c<\/strong>\u3002\u5982\u679c\u4f60\u76f4\u63a5\u4f7f\u7528 <code>synchronized(threadPoolId)<\/code>\uff0c\u90a3\u4e48 <code>Thread1<\/code> \u9501\u7684\u662f\u5bf9\u8c61 A\uff0c<code>Thread2<\/code> \u9501\u7684\u662f\u5bf9\u8c61 B\u3002\u4e24\u4e2a\u7ebf\u7a0b\u4f1a\u540c\u65f6\u8fdb\u5165\u4e34\u754c\u533a\uff0c\u5bfc\u81f4\u914d\u7f6e\u8986\u76d6\u51b2\u7a81\u3001\u65e5\u5fd7\u6253\u5370\u9519\u4e71\u7b49\u5e76\u53d1\u95ee\u9898\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. <code>String.intern()<\/code> \u7684\u7834\u5c40\u4e4b\u9053<\/h4>\n\n\n\n<p>\u56fe\u7247\u7684\u4e2d\u90e8\u8be6\u7ec6\u5c55\u793a\u4e86 <code>intern()<\/code> \u7684\u5947\u5999\u4f5c\u7528\u3002\u5f53 <code>Thread1<\/code> \u8c03\u7528 <code>threadPoolId.intern()<\/code> \u65f6\uff0cJVM \u4f1a\u53bb\u201c\u5b57\u7b26\u4e32\u5e38\u91cf\u6c60\uff08String Pool\uff09\u201d\u4e2d\u67e5\u627e\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u6c60\u4e2d\u6ca1\u6709\u8fd9\u4e2a\u5185\u5bb9\uff0c\u5c31\u628a\u5b83\u653e\u8fdb\u53bb\u5e76\u8fd4\u56de\u5f15\u7528\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u5df2\u7ecf\u6709\u4e86\uff0c\u5c31\u76f4\u63a5\u8fd4\u56de\u6c60\u4e2d\u90a3\u4e2a\u552f\u4e00\u5bf9\u8c61\u7684\u5f15\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u89c2\u5bdf\u56fe\u7247\u7684\u6d41\u8f6c\uff1a<code>Thread1<\/code> \u8c03\u7528 <code>intern()<\/code> \u540e\u83b7\u53d6\u4e86\u6c60\u4e2d\u7684\u201c\u7edf\u4e00\u5f15\u7528\u201d\uff1b\u7d27\u63a5\u7740 <code>Thread2<\/code> \u4e5f\u8c03\u7528 <code>intern()<\/code>\uff0c\u867d\u7136\u5b83\u624b\u91cc\u7684\u539f\u59cb\u5bf9\u8c61\u662f\u65b0 <code>new<\/code> \u7684\uff0c\u4f46 <code>intern()<\/code> \u8feb\u4f7f\u5b83\u4e5f\u6307\u5411\u4e86\u6c60\u4e2d\u540c\u4e00\u4e2a\u201c\u7edf\u4e00\u5f15\u7528\u201d\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">3. \u5b9e\u73b0\u201c\u9897\u7c92\u5ea6\u7ea7\u201d\u7684\u5e76\u53d1\u5b89\u5168<\/h4>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u79cd\u673a\u5236\uff0c<code>Thread1<\/code> \u548c <code>Thread2<\/code> \u6700\u7ec8\u90fd\u5728\u540c\u4e00\u4e2a\u5185\u5b58\u5bf9\u8c61\uff08\u5373\u56fe\u4e2d\u7684\u201c\u540c\u6b65\u9501\u5bf9\u8c61\u201d\uff09\u4e0a\u6392\u961f\u3002\u8fd9\u79cd\u505a\u6cd5\u7684\u7cbe\u5999\u4e4b\u5904\u5728\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5185\u5bb9\u9501\u5b9a<\/strong>\uff1a\u5b83\u4e0d\u662f\u9501\u5b9a\u6574\u4e2a\u65b9\u6cd5\uff0c\u4e5f\u4e0d\u662f\u9501\u5b9a\u6574\u4e2a Map\uff0c\u800c\u662f\u9488\u5bf9\u5177\u4f53\u7684 <code>threadPoolId<\/code> \u8fdb\u884c\u9501\u5b9a\u3002<\/li>\n\n\n\n<li><strong>\u4e92\u4e0d\u5e72\u6270<\/strong>\uff1a\u5982\u679c\u4f60\u540c\u65f6\u5728\u5237\u65b0 \"Order-Pool\" \u548c \"User-Pool\"\uff0c\u8fd9\u4e24\u4e2a\u64cd\u4f5c\u4f1a\u5e76\u884c\u6267\u884c\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684 <code>intern()<\/code> \u5f15\u7528\u4e0d\u540c\u3002\u4f46\u5982\u679c\u4f60\u5728\u5e76\u53d1\u5237\u65b0\u540c\u4e00\u4e2a \"Order-Pool\"\uff0c\u5b83\u4eec\u5c31\u4f1a\u4e56\u4e56\u5730\u4e32\u884c\u3002<\/li>\n\n\n\n<li><strong>\u4f4e\u5f00\u9500<\/strong>\uff1a\u76f8\u6bd4\u4e8e\u7ef4\u62a4\u4e00\u4e2a\u590d\u6742\u7684 <code>ConcurrentHashMap&lt;String, ReentrantLock><\/code> \u5e76\u9700\u8981\u5904\u7406\u9501\u7684\u751f\u547d\u5468\u671f\uff08\u4f55\u65f6\u79fb\u9664\u4e0d\u518d\u4f7f\u7528\u7684 ID\uff09\uff0c<code>intern()<\/code> \u5229\u7528\u4e86 JVM \u539f\u751f\u7684\u5e38\u91cf\u6c60\u7ba1\u7406\u673a\u5236\uff0c\u65e2\u8f7b\u91cf\u53c8\u9ad8\u6548\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u57fa\u4e8e\u4f60\u63d0\u4f9b\u7684\u9879\u76ee\u7ed3\u6784\u548c\u4e4b\u524d\u7684\u539f\u7406\u5206\u6790\uff0c\u8981\u5b9e\u73b0\u4e00\u4e2a\u5b8c\u6574\u7684\u3001\u5065\u58ee\u7684\u52a8\u6001\u7ebf\u7a0b\u6c60\u7ec4\u4ef6\uff0c\u6211\u4eec\u9700\u8981\u5728\u591a\u4e2a\u6a21\u5757\u4e2d\u201c\u586b\u8089\u201d\u3002<\/p>\n\n\n\n<p>\u6838\u5fc3\u903b\u8f91\u5e94\u8be5\u9075\u5faa\uff1a<strong>\u76d1\u542c\u914d\u7f6e\uff08Starter\uff09 -&gt; \u89e3\u6790\u914d\u7f6e\uff08Core\uff09 -&gt; \u9501\u5b9aID\u5e76\u6bd4\u5bf9\u66f4\u65b0\uff08Core\/Refresher\uff09 -&gt; \u53d8\u66f4\u540e\u5ba1\u8ba1\u4e0e\u901a\u77e5\uff08Alarm\/Monitor\uff09<\/strong>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\npublic class LinkedBlockingQueue {\n    public class ResizableLinkedBlockingQueue&lt;E> extends AbstractQueue&lt;E> implements BlockingQueue&lt;E>, java.io.Serializable {\n        @Serial\n        private static final long serialVersionUID = -6903933977591709194L;\n\n        \/\/ \u94fe\u8868\u8282\u70b9\u7c7b\n        static class Node&lt;E> {\n            E item;\n            Node&lt;E> next;\n\n            Node(E x) {\n                item = x;\n            }\n        }\n\n        \/\/ \u5bb9\u91cf\uff0c\u4f7f\u7528 volatile \u4fdd\u8bc1\u53ef\u89c1\u6027\uff0c\u53bb\u6389 final \u4ee5\u4fbf\u4fee\u6539\n        private volatile int capacity;\n\n        \/\/ \u5f53\u524d\u5143\u7d20\u4e2a\u6570\n        private final AtomicInteger count = new AtomicInteger();\n\n        \/\/ \u94fe\u8868\u5934\uff08head.item \u6c38\u8fdc\u4e3a null\uff09\n        private transient Node&lt;E> head;\n        \/\/ \u94fe\u8868\u5c3e\n        private transient Node&lt;E> last;\n\n        \/\/ \u53d6\u9501\uff08\u6d88\u8d39\u8005\u9501\uff09\n        private final ReentrantLock takeLock = new ReentrantLock();\n        private final Condition notEmpty = takeLock.newCondition();\n\n        \/\/ \u653e\u9501\uff08\u751f\u4ea7\u8005\u9501\uff09\n        private final ReentrantLock putLock = new ReentrantLock();\n        private final Condition notFull = putLock.newCondition();\n\n        \/\/ \u6784\u9020\u51fd\u6570\n        public ResizableLinkedBlockingQueue(int capacity) {\n            if (capacity &lt;= 0) throw new IllegalArgumentException();\n            this.capacity = capacity;\n            last = head = new Node&lt;E>(null);\n        }\n\n        public ResizableLinkedBlockingQueue() {\n            this(Integer.MAX_VALUE);\n        }\n\n        \/\/ ================== \u6838\u5fc3\uff1a\u52a8\u6001\u8c03\u6574\u5bb9\u91cf\u65b9\u6cd5 ==================\n\n        \/**\n         * \u8bbe\u7f6e\u65b0\u7684\u5bb9\u91cf\u3002\n         * \u5982\u679c\u65b0\u5bb9\u91cf > \u65e7\u5bb9\u91cf\uff1a\u5524\u9192\u7b49\u5f85\u7684\u751f\u4ea7\u8005\u3002\n         * \u5982\u679c\u65b0\u5bb9\u91cf &lt; \u65e7\u5bb9\u91cf\uff1a\u4e0d\u4f1a\u5220\u9664\u73b0\u6709\u6570\u636e\uff0c\u4f46\u65b0\u6570\u636e\u65e0\u6cd5\u63d2\u5165\uff0c\u76f4\u5230 size &lt; newCapacity\u3002\n         *\/\n        public void setCapacity(int newCapacity) {\n            if (newCapacity &lt;= 0) throw new IllegalArgumentException();\n\n            final int oldCapacity = this.capacity;\n            this.capacity = newCapacity;\n\n            \/\/ \u5982\u679c\u662f\u6269\u5bb9\uff0c\u4e14\u4e4b\u524d\u961f\u5217\u5df2\u6ee1\uff08\u53ef\u80fd\u5bfc\u81f4\u6709\u7ebf\u7a0b\u963b\u585e\u5728 put \u4e0a\uff09\uff0c\u9700\u8981\u5524\u9192\u5b83\u4eec\n            if (newCapacity > oldCapacity) {\n                signalNotFull();\n            }\n        }\n\n        \/\/ \u5524\u9192\u7b49\u5f85\u63d2\u5165\u7684\u7ebf\u7a0b\n        private void signalNotFull() {\n            final ReentrantLock putLock = this.putLock;\n            putLock.lock();\n            try {\n                notFull.signalAll();\n            } finally {\n                putLock.unlock();\n            }\n        }\n\n        \/\/ \u5524\u9192\u7b49\u5f85\u83b7\u53d6\u7684\u7ebf\u7a0b\n        private void signalNotEmpty() {\n            final ReentrantLock takeLock = this.takeLock;\n            takeLock.lock();\n            try {\n                notEmpty.signal();\n            } finally {\n                takeLock.unlock();\n            }\n        }\n\n        \/\/ ================== \u961f\u5217\u57fa\u672c\u64cd\u4f5c\u8f85\u52a9\u65b9\u6cd5 ==================\n\n        private void enqueue(Node&lt;E> node) {\n            last = last.next = node;\n        }\n\n        private E dequeue() {\n            Node&lt;E> h = head;\n            Node&lt;E> first = h.next;\n            h.next = h; \/\/ help GC\n            head = first;\n            E x = first.item;\n            first.item = null;\n            return x;\n        }\n\n        \/\/ ================== BlockingQueue \u63a5\u53e3\u5b9e\u73b0 ==================\n\n        @Override\n        public int size() {\n            return count.get();\n        }\n\n        @Override\n        public int remainingCapacity() {\n            return capacity - count.get();\n        }\n\n        @Override\n        public void put(E e) throws InterruptedException {\n            if (e == null) throw new NullPointerException();\n            int c = -1;\n            Node&lt;E> node = new Node&lt;>(e);\n            final ReentrantLock putLock = this.putLock;\n            final AtomicInteger count = this.count;\n\n            putLock.lockInterruptibly();\n            try {\n                \/\/ \u8fd9\u91cc\u662f\u5173\u952e\uff1a\u5fc5\u987b\u68c0\u67e5 count \u662f\u5426\u8fbe\u5230\u5f53\u524d\u7684 capacity\n                while (count.get() >= capacity) {\n                    notFull.await();\n                }\n                enqueue(node);\n                c = count.getAndIncrement();\n                \/\/ \u5982\u679c\u653e\u5165\u540e\u8fd8\u6709\u7a7a\u95f4\uff0c\u7ee7\u7eed\u5524\u9192\u5176\u4ed6\u751f\u4ea7\u8005\n                if (c + 1 &lt; capacity)\n                    notFull.signal();\n            } finally {\n                putLock.unlock();\n            }\n            if (c == 0)\n                signalNotEmpty();\n        }\n\n        @Override\n        public boolean offer(E e, long timeout, TimeUnit unit) throws InterruptedException {\n            if (e == null) throw new NullPointerException();\n            long nanos = unit.toNanos(timeout);\n            int c = -1;\n            final ReentrantLock putLock = this.putLock;\n            final AtomicInteger count = this.count;\n\n            putLock.lockInterruptibly();\n            try {\n                while (count.get() >= capacity) {\n                    if (nanos &lt;= 0) return false;\n                    nanos = notFull.awaitNanos(nanos);\n                }\n                enqueue(new Node&lt;E>(e));\n                c = count.getAndIncrement();\n                if (c + 1 &lt; capacity)\n                    notFull.signal();\n            } finally {\n                putLock.unlock();\n            }\n            if (c == 0)\n                signalNotEmpty();\n            return true;\n        }\n\n        @Override\n        public boolean offer(E e) {\n            if (e == null) throw new NullPointerException();\n            final AtomicInteger count = this.count;\n            if (count.get() >= capacity) return false;\n            int c = -1;\n            Node&lt;E> node = new Node&lt;>(e);\n            final ReentrantLock putLock = this.putLock;\n            putLock.lock();\n            try {\n                if (count.get() &lt; capacity) {\n                    enqueue(node);\n                    c = count.getAndIncrement();\n                    if (c + 1 &lt; capacity)\n                        notFull.signal();\n                }\n            } finally {\n                putLock.unlock();\n            }\n            if (c == 0)\n                signalNotEmpty();\n            return c >= 0;\n        }\n\n        @Override\n        public E take() throws InterruptedException {\n            E x;\n            int c = -1;\n            final AtomicInteger count = this.count;\n            final ReentrantLock takeLock = this.takeLock;\n\n            takeLock.lockInterruptibly();\n            try {\n                while (count.get() == 0) {\n                    notEmpty.await();\n                }\n                x = dequeue();\n                c = count.getAndDecrement();\n                if (c > 1)\n                    notEmpty.signal();\n            } finally {\n                takeLock.unlock();\n            }\n            \/\/ \u5982\u679c\u4e4b\u524d\u662f\u6ee1\u7684\uff08c == capacity\uff09\uff0c\u73b0\u5728\u62ff\u8d70\u4e86\u4e00\u4e2a\uff0c\u53ef\u80fd\u9700\u8981\u5524\u9192\u751f\u4ea7\u8005\n            \/\/ \u6ce8\u610f\uff1a\u56e0\u4e3a capacity \u662f\u52a8\u6001\u7684\uff0c\u8fd9\u91cc\u6700\u597d\u662f\u53ea\u8981\u62ff\u8d70\u4e86\u5143\u7d20\uff0c\u5c31\u5c1d\u8bd5\u5524\u9192\n            \/\/ \u539f\u751f JDK \u5b9e\u73b0\u662f if (c == capacity) signalNotFull();\n            \/\/ \u5728\u52a8\u6001\u5bb9\u91cf\u4e0b\uff0c\u5efa\u8bae\u76f4\u63a5\u68c0\u67e5\uff0c\u6216\u8005\u7b80\u5355\u5730\u53ea\u8981\u6d88\u8d39\u4e86\u5c31\u5c1d\u8bd5\u5524\u9192\uff08\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u867d\u7136\u6709\u6027\u80fd\u635f\u8017\uff09\n            if (c == capacity) {\n                signalNotFull();\n            } else if (c > capacity) {\n                \/\/ \u8fd9\u79cd\u60c5\u51b5\u53d1\u751f\u5728\u7f29\u5bb9\u540e\uff1a\u867d\u7136\u62ff\u8d70\u4e86\u4e00\u4e2a\uff0c\u4f46\u4f9d\u7136\u6bd4\u65b0\u5bb9\u91cf\u5927\uff0c\u6682\u65f6\u4e0d\u5524\u9192\u751f\u4ea7\u8005\n            } else {\n                \/\/ \u8fd9\u79cd\u590d\u6742\u60c5\u51b5\u5efa\u8bae\u8c03\u7528 signalNotFull() \u4ee5\u9632\u6b7b\u9501\uff0c\u6216\u8005\u4fdd\u7559 JDK \u539f\u6709\u7684 c == capacity \u903b\u8f91\n                \/\/ \u4e3a\u4e86\u9002\u5e94 setCapacity\uff0c\u6211\u4eec\u505a\u4e00\u4e2a\u5bbd\u677e\u7684\u5224\u65ad\n                signalNotFull();\n            }\n\n            return x;\n        }\n\n        @Override\n        public E poll(long timeout, TimeUnit unit) throws InterruptedException {\n            E x = null;\n            int c = -1;\n            long nanos = unit.toNanos(timeout);\n            final AtomicInteger count = this.count;\n            final ReentrantLock takeLock = this.takeLock;\n\n            takeLock.lockInterruptibly();\n            try {\n                while (count.get() == 0) {\n                    if (nanos &lt;= 0) return null;\n                    nanos = notEmpty.awaitNanos(nanos);\n                }\n                x = dequeue();\n                c = count.getAndDecrement();\n                if (c > 1)\n                    notEmpty.signal();\n            } finally {\n                takeLock.unlock();\n            }\n            if (c >= capacity) signalNotFull(); \/\/ \u7b80\u5316\u5904\u7406\uff0c\u5c1d\u8bd5\u5524\u9192\n            return x;\n        }\n\n        @Override\n        public E poll() {\n            final AtomicInteger count = this.count;\n            if (count.get() == 0) return null;\n            E x = null;\n            int c = -1;\n            final ReentrantLock takeLock = this.takeLock;\n            takeLock.lock();\n            try {\n                if (count.get() > 0) {\n                    x = dequeue();\n                    c = count.getAndDecrement();\n                    if (c > 1)\n                        notEmpty.signal();\n                }\n            } finally {\n                takeLock.unlock();\n            }\n            if (c >= capacity) signalNotFull();\n            return x;\n        }\n\n        @Override\n        public E peek() {\n            if (count.get() == 0) return null;\n            final ReentrantLock takeLock = this.takeLock;\n            takeLock.lock();\n            try {\n                Node&lt;E> first = head.next;\n                if (first == null) return null;\n                else return first.item;\n            } finally {\n                takeLock.unlock();\n            }\n        }\n\n        \/\/ ================== Iterator \u5b9e\u73b0\uff08\u89e3\u51b3\u62a5\u9519\u7684\u5173\u952e\uff09 ==================\n\n        @Override\n        public Iterator&lt;E> iterator() {\n            return new Itr();\n        }\n\n        \/**\n         * \u4e00\u4e2a\u7b80\u5355\u7684\u7ebf\u7a0b\u5b89\u5168\u8fed\u4ee3\u5668\u3002\n         * \u8fd9\u662f\u4e00\u4e2a\u5f31\u4e00\u81f4\u6027\u7684\u8fed\u4ee3\u5668\uff0c\u6216\u8005\u4e3a\u4e86\u7b80\u5355\u8d77\u89c1\uff0c\u8fd9\u91cc\u5b9e\u73b0\u5168\u9501\u5b9a\u7684\u5feb\u7167\u8fed\u4ee3\u4f1a\u66f4\u5b89\u5168\uff0c\n         * \u4f46 LinkedBlockingQueue \u6807\u51c6\u5b9e\u73b0\u901a\u5e38\u662f\u5f31\u4e00\u81f4\u6027\u7684\u3002\n         * \u4e3a\u4e86\u7b80\u5316\u4ee3\u7801\u901a\u8fc7\u7f16\u8bd1\uff0c\u8fd9\u91cc\u5b9e\u73b0\u4e00\u4e2a\u57fa\u4e8e\u5168\u9501\u5b9a\u7684\u57fa\u7840\u8fed\u4ee3\u5668\u903b\u8f91\u3002\n         *\/\n        private class Itr implements Iterator&lt;E> {\n            private Node&lt;E> current;\n            private Node&lt;E> lastRet;\n            private E currentElement;\n\n            Itr() {\n                fullyLock();\n                try {\n                    current = head.next;\n                    if (current != null)\n                        currentElement = current.item;\n                } finally {\n                    fullyUnlock();\n                }\n            }\n\n            public boolean hasNext() {\n                return current != null;\n            }\n\n            public E next() {\n                fullyLock();\n                try {\n                    if (current == null) throw new NoSuchElementException();\n                    E x = currentElement;\n                    lastRet = current;\n                    current = current.next;\n                    if (current != null)\n                        currentElement = current.item;\n                    return x;\n                } finally {\n                    fullyUnlock();\n                }\n            }\n\n            public void remove() {\n                if (lastRet == null) throw new IllegalStateException();\n                fullyLock();\n                try {\n                    Node&lt;E> node = lastRet;\n                    lastRet = null;\n                    for (Node&lt;E> trail = head, p = trail.next; p != null; trail = p, p = p.next) {\n                        if (p == node) {\n                            unlink(p, trail);\n                            break;\n                        }\n                    }\n                } finally {\n                    fullyUnlock();\n                }\n            }\n        }\n\n        \/\/ \u4ece\u94fe\u8868\u4e2d\u65ad\u5f00\u8282\u70b9\uff08\u7528\u4e8e iterator.remove\uff09\n        void unlink(Node&lt;E> p, Node&lt;E> trail) {\n            p.item = null;\n            trail.next = p.next;\n            if (last == p) last = trail;\n            if (count.getAndDecrement() == capacity)\n                notFull.signal();\n        }\n\n        \/\/ \u8f85\u52a9\u9501\u65b9\u6cd5\n        void fullyLock() {\n            putLock.lock();\n            takeLock.lock();\n        }\n\n        void fullyUnlock() {\n            takeLock.unlock();\n            putLock.unlock();\n        }\n\n        @Override\n        public int drainTo(Collection&lt;? super E> c) {\n            return drainTo(c, Integer.MAX_VALUE);\n        }\n\n        @Override\n        public int drainTo(Collection&lt;? super E> c, int maxElements) {\n            if (c == null) throw new NullPointerException();\n            if (c == this) throw new IllegalArgumentException();\n            if (maxElements &lt;= 0) return 0;\n            boolean signalNotFull = false;\n            final ReentrantLock takeLock = this.takeLock;\n            takeLock.lock();\n            try {\n                int n = Math.min(maxElements, count.get());\n                Node&lt;E> h = head;\n                int i = 0;\n                try {\n                    while (i &lt; n) {\n                        Node&lt;E> p = h.next;\n                        c.add(p.item);\n                        p.item = null;\n                        h.next = h;\n                        h = p;\n                        i++;\n                    }\n                    return n;\n                } finally {\n                    if (i > 0) {\n                        head = h;\n                        signalNotFull = (count.getAndAdd(-i) == capacity);\n                    }\n                }\n            } finally {\n                takeLock.unlock();\n                if (signalNotFull) signalNotFull();\n            }\n        }\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u53e6\u5916\u4e00\u4e2a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\n@Slf4j\npublic class ThreadPoolRefresher {\n\n    public static void refresh(ThreadPoolExecutorProperties remoteProps) {\n        String threadPoolId = remoteProps.getThreadPoolId();\n\n        \/\/ \u3010\u5173\u952e\u70b9\u3011\uff1a\u5229\u7528 intern() \u786e\u4fdd\u540c\u4e00 ID \u7684\u5e76\u53d1\u5b89\u5168\n        synchronized (threadPoolId.intern()) {\n            \/\/ 1. \u4ece\u6ce8\u518c\u4e2d\u5fc3\u83b7\u53d6\u5f53\u524d\u8fd0\u884c\u4e2d\u7684\u5b9e\u4f8b\n            ThreadPoolExecutorHolder holder = OneThreadRegistry.getHolder(threadPoolId);\n            if (holder == null) {\n                return;\n            }\n\n            ThreadPoolExecutor executor = holder.getExecutor();\n            ThreadPoolExecutorProperties originProps = holder.getExecutorProperties();\n\n            \/\/ 2. \u6bd4\u5bf9\u5dee\u5f02\n            if (!hasDifference(originProps, remoteProps, executor)) {\n                return;\n            }\n\n            \/\/ 3. \u9636\u68af\u5f0f\u4fee\u6539\u7ebf\u7a0b\u6570 (\u907f\u514d JDK17 \u7684 IllegalArgumentException)\n            refreshThreadPoolSize(executor, remoteProps);\n\n            \/\/ 4. \u4fee\u6539\u5176\u4ed6\u53c2\u6570\uff1a\u62d2\u7edd\u7b56\u7565\u3001\u5b58\u6d3b\u65f6\u95f4\u7b49\n            if (remoteProps.getKeepAliveTime() != null) {\n                executor.setKeepAliveTime(remoteProps.getKeepAliveTime(), TimeUnit.SECONDS);\n            }\n\n            \/\/ 5. \u4fee\u6539\u961f\u5217\u5bb9\u91cf (\u9700\u914d\u5408\u81ea\u5b9a\u4e49\u961f\u5217)\n            refreshQueueCapacity(executor, remoteProps);\n\n            \/\/ 6. \u66f4\u65b0\u5143\u6570\u636e\u5e76\u8bb0\u5f55\u5ba1\u8ba1\u65e5\u5fd7\n            holder.setExecutorProperties(remoteProps);\n\n            \/\/ 3. \u4fee\u590d LogUtils \u62a5\u9519\uff0c\u76f4\u63a5\u4f7f\u7528 log.info\n            log.info(\"\u7ebf\u7a0b\u6c60 {} \u914d\u7f6e\u5df2\u66f4\u65b0...\", threadPoolId);\n        }\n\n    }\n\n    private static void refreshQueueCapacity(ThreadPoolExecutor executor, ThreadPoolExecutorProperties remoteProps) {\n        \/\/ \u5b9e\u73b0\u961f\u5217\u6269\u5bb9\u903b\u8f91\uff0c\u4f8b\u5982 ResizableCapacityLinkedBlockingQueue\n    }\n\n    private static void refreshThreadPoolSize(ThreadPoolExecutor executor, ThreadPoolExecutorProperties remoteProps) {\n        \/\/ \u5b9e\u73b0\u6838\u5fc3\u7ebf\u7a0b\u4e0e\u6700\u5927\u7ebf\u7a0b\u7684\u5b89\u5168\u66f4\u65b0\u903b\u8f91\n    }\n\n    private static &lt;T> boolean isChanged(T before, T after) {\n        return after != null &amp;&amp; !Objects.equals(before, after);\n    }\n\n    private static boolean hasDifference(ThreadPoolExecutorProperties original,\n                                         ThreadPoolExecutorProperties remote,\n                                         ThreadPoolExecutor executor) {\n        return isChanged(original.getCorePoolSize(), remote.getCorePoolSize())\n                || isChanged(original.getMaximumPoolSize(), remote.getMaximumPoolSize())\n                || isChanged(original.getAllowCoreThreadTimeOut(), remote.getAllowCoreThreadTimeOut())\n                || isChanged(original.getKeepAliveTime(), remote.getKeepAliveTime())\n                || isChanged(original.getRejectedHandler(), remote.getRejectedHandler())\n                || isQueueCapacityChanged(original, remote, executor);\n    }\n\n    \/\/ \u5c06\u6b64\u65b9\u6cd5\u6539\u4e3a static\uff0c\u56e0\u4e3a\u7c7b\u4e2d\u5176\u4ed6\u65b9\u6cd5\u90fd\u662f static\uff0c\u4e14\u5b83\u4f9d\u8d56 log (Slf4j\u751f\u6210\u7684log\u662fstatic\u7684)\n    private static boolean hasThreadPoolConfigChanged(ThreadPoolExecutorProperties remoteProperties) {\n        String threadPoolId = remoteProperties.getThreadPoolId();\n        ThreadPoolExecutorHolder holder = OneThreadRegistry.getHolder(threadPoolId);\n        if (holder == null) {\n            \/\/ 4. \u8fd9\u91cc\u4f7f\u7528 log \u5c31\u4e0d\u518d\u62a5\u9519\u4e86\n            log.warn(\"No thread pool found for thread pool id: {}\", threadPoolId);\n            return false;\n        }\n        ThreadPoolExecutor executor = holder.getExecutor();\n        ThreadPoolExecutorProperties originalProperties = holder.getExecutorProperties();\n\n        return hasDifference(originalProperties, remoteProperties, executor);\n    }\n\n    \/\/ 5. \u4fee\u6b63\u53c2\u6570\u987a\u5e8f\uff1a\u8c03\u7528\u5904\u662f (original, remote)\uff0c\u8fd9\u91cc\u5b9a\u4e49\u4e5f\u8c03\u6574\u4e3a (original, remote) \u4ee5\u5339\u914d\u903b\u8f91\n    private static boolean isQueueCapacityChanged(ThreadPoolExecutorProperties originalProperties,\n                                                  ThreadPoolExecutorProperties remoteProperties,\n                                                  ThreadPoolExecutor executor) {\n        Integer remoteCapacity = remoteProperties.getQueueCapacity();\n        Integer originalCapacity = originalProperties.getQueueCapacity();\n        BlockingQueue&lt;?> queue = executor.getQueue();\n\n        return remoteCapacity != null\n                &amp;&amp; !Objects.equals(remoteCapacity, originalCapacity)\n                &amp;&amp; Objects.equals(\"ResizableCapacityLinkedBlockingQueue\", queue.getClass().getSimpleName());\n    }\n}<\/code><\/pre>\n\n\n\n<p>NacosCloudRefresherHandlerV1.java\u6dfb\u52a0\u5982\u4e0b\u65b9\u6cd5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>    \/*\n    public void onReceived(String configInfo) {\n        \/\/ 1. \u4f7f\u7528 parser \u6a21\u5757\u89e3\u6790\u6587\u672c\uff08Yaml\/Properties\uff09\n        List&lt;ThreadPoolExecutorProperties> remoteConfigs = ConfigParserHandler.parse(configInfo);\n\n        \/\/ 2. \u5faa\u73af\u89e6\u53d1\u5237\u65b0\n        for (ThreadPoolExecutorProperties properties : remoteConfigs) {\n            \/\/ \u8c03\u7528 core \u6a21\u5757\u5b9a\u4e49\u7684\u5237\u65b0\u5f15\u64ce\n            ThreadPoolRefresher.refresh(properties);\n        }\n    }\n    *\/\n    public void onReceived(String configInfo) {\n        try {\n            \/\/ 1. \u4f7f\u7528\u5355\u4f8b\u5b9e\u4f8b\u548c\u6b63\u786e\u7684\u53c2\u6570\u8c03\u7528 parseConfig\n            \/\/ \u6ce8\u610f\uff1a\u8fd9\u91cc\u9700\u8981\u4f20\u5165\u914d\u7f6e\u6587\u4ef6\u7c7b\u578b\uff08\u5982 YAML, PROPERTIES\uff09\n            Map&lt;Object, Object> configInfoMap = ConfigParserHandler.getInstance()\n                    .parseConfig(configInfo, properties.getConfigFileType());\n\n            \/\/ 2. \u4f7f\u7528 Spring Boot Binder \u5c06 Map \u7ed1\u5b9a\u4e3a Java Bean \u5bf9\u8c61\n            ConfigurationPropertySource sources = new MapConfigurationPropertySource(configInfoMap);\n            Binder binder = new Binder(sources);\n\n            \/\/ \u7ed1\u5b9a\u5230\u6839\u914d\u7f6e\u7c7b\n            BootstrapConfigProperties refreshedProperties = binder.bind(\n                    BootstrapConfigProperties.PREFIX,\n                    Bindable.ofInstance(new BootstrapConfigProperties())\n            ).get();\n\n            \/\/ 3. \u83b7\u53d6\u7ebf\u7a0b\u6c60\u914d\u7f6e\u5217\u8868\u5e76\u89e6\u53d1\u5237\u65b0\n            List&lt;ThreadPoolExecutorProperties> executors = refreshedProperties.getExecutors();\n            if (executors != null) {\n                for (ThreadPoolExecutorProperties executorProperties : executors) {\n                    \/\/ \u8fd9\u91cc\u5efa\u8bae\u76f4\u63a5\u8c03\u7528\u4f60\u7c7b\u4e2d\u5df2\u7ecf\u5199\u597d\u7684\u903b\u8f91\uff0c\u6216\u8005\u8c03\u7528\u5237\u65b0\u5f15\u64ce\n                    \/\/ \u793a\u4f8b\uff1a\u66f4\u65b0\u5355\u4e2a\u7ebf\u7a0b\u6c60\n                    String threadPoolId = executorProperties.getThreadPoolId();\n                    ThreadPoolExecutorHolder holder = OneThreadRegistry.getHolder(threadPoolId);\n                    if (holder != null) {\n                        updateThreadPoolProperties(holder.getExecutor(), executorProperties);\n                        holder.setExecutorProperties(executorProperties);\n                    }\n                }\n            }\n        } catch (Exception e) {\n            log.error(\"Failed to parse config in onReceived\", e);\n        }\n    }<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7b2c\u4e00\u6b65 (Core \u57fa\u7840)\uff1a<\/strong> \u5b8c\u5584 <code>ThreadPoolExecutorProperties<\/code>\uff08\u5b9a\u4e49\u5b57\u6bb5\uff09\u548c <code>ThreadPoolExecutorHolder<\/code>\uff08\u5b9a\u4e49\u5bb9\u5668\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7b2c\u4e8c\u6b65 (Core \u52a8\u6001\u5316)\uff1a<\/strong> \u5b9e\u73b0 <code>ResizableCapacityLinkedBlockingQueue<\/code>\uff0c\u8fd9\u662f\u80fd\u52a8\u6001\u4fee\u6539\u961f\u5217\u5bb9\u91cf\u7684\u524d\u63d0\u3002<\/li>\n\n\n\n<li><strong>\u7b2c\u4e09\u6b65 (Core \u9501\u903b\u8f91)\uff1a<\/strong> \u5b9e\u73b0 <code>ThreadPoolRefresher<\/code>\uff0c\u628a <code>synchronized(id.intern())<\/code> \u5199\u8fdb\u53bb\uff0c\u8fd9\u662f\u4f60\u6574\u5957\u65b9\u6848\u7684\u201c\u7075\u9b42\u9501\u201d\u3002<\/li>\n\n\n\n<li><strong>\u7b2c\u56db\u6b65 (Spring \u8054\u52a8)\uff1a<\/strong> \u5728 <code>spring-base<\/code> \u91cc\u7684 <code>BeanPostProcessor<\/code> \u5b9e\u73b0\u81ea\u52a8\u626b\u63cf\u3002<\/li>\n\n\n\n<li><strong>\u7b2c\u4e94\u6b65 (Starter \u95ed\u73af)\uff1a<\/strong> \u5728 <code>NacosCloudRefresherHandlerV1<\/code> \u63a5\u5165\u76d1\u542c\u56de\u8c03\uff0c\u628a\u6574\u4e2a\u6d41\u7a0b\u4e32\u8d77\u6765\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u901a\u900f\u7406\u89e3\u5efa\u8bae\uff1a<\/h3>\n\n\n\n<p>\u4f60\u53ef\u4ee5\u628a <code>core<\/code> \u60f3\u8c61\u6210\u4e00\u4e2a<strong>\u201c\u4e2d\u592e\u5904\u7406\u5668\u201d<\/strong>\uff0c\u5b83\u53ea\u7ba1\u600e\u4e48\u6539\u7ebf\u7a0b\u6c60\uff0c\u4e14\u5fc5\u987b\u4fdd\u8bc1\u5b89\u5168\uff08\u9501\uff09\uff1b\u628a <code>starter<\/code> \u60f3\u8c61\u6210<strong>\u201c\u4f20\u611f\u5668\u201d<\/strong>\uff0c\u5b83\u53ea\u7ba1\u53d1\u73b0\u73af\u5883\u53d8\u5316\uff1b\u628a <code>spring-base<\/code> \u60f3\u8c61\u6210<strong>\u201c\u7c98\u5408\u5242\u201d<\/strong>\uff0c\u8ba9 Spring \u7528\u6237\u80fd\u65e0\u611f\u77e5\u5730\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7 <code>intern()<\/code> \u9501\u5b9a <code>threadPoolId<\/code> \u662f\u6700\u5de7\u5999\u7684\u8bbe\u8ba1\uff0c\u56e0\u4e3a\u5b83<strong>\u65e2\u4fdd\u8bc1\u4e86\u540c\u4e00\u4e2a\u7ebf\u7a0b\u6c60\u4e0d\u4f1a\u88ab\u4e71\u6539\uff0c\u53c8\u4fdd\u8bc1\u4e86\u4e0d\u540c\u7684\u7ebf\u7a0b\u6c60\u53ef\u4ee5\u5e76\u53d1\u4fee\u6539<\/strong>\u3002\u5982\u679c\u4f60\u5728\u5b8c\u5584\u4ee3\u7801\u65f6\u53d1\u73b0 ID \u83b7\u53d6\u4e0d\u5230\u6216\u8005\u9501\u4e0d\u4f4f\uff0c\u8bb0\u5f97\u68c0\u67e5 <code>threadPoolId<\/code> \u7684\u751f\u6210\u903b\u8f91\u3002<\/p>\n\n\n\n<p><strong>\u9a6c\u54e5\uff0c\u6709\u4e2a\u95ee\u9898\u60f3\u8bf7\u6559\u4e00\u4e0b\uff0c\u6539corePoolSize\u65f6\uff0c\u5982\u679c\u65b0\u503c\u5c0f\u4e8e\u5f53\u524d\u6d3b\u8dc3\u7ebf\u7a0b\u6570\uff0c\u6846\u67b6\u662f\u5982\u4f55\u5904\u7406\u591a\u4f59\u5de5\u4f5c\u7ebf\u7a0b\u7684\uff1f\u662f\u7acb\u5373\u4e2d\u65ad\u5417\uff1f\u8fd8\u6709\u4fee\u6539maximumPoolSize\u65f6\uff0c\u5982\u679c\u65b0\u503c\u5c0f\u4e8e\u5f53\u524d\u7ebf\u7a0b\u603b\u6570\uff0c\u6846\u67b6\u5982\u4f55\u5904\u7406\u7684\u5462\uff1f<br>\u6211\u770b\u4e86\u4e00\u4e0b\u4ee3\u7801\uff0c\u9a6c\u54e5\u4ee3\u7801\u76f4\u63a5\u8c03\u7528\u7684JDK\u539f\u751f\u7ebf\u7a0b\u6c60\u63d0\u4f9b\u7684setXX API\uff0c\u6e90\u7801\u4e2d\u5bf9\u65b0\u503c\u5c0f\u4e8e\u5f53\u524d\u6d3b\u8dc3\u7ebf\u7a0b\u6570\u65f6\u90fd\u662f\u4e00\u6837\u7684\u8c03\u7528interruptIdleWorkers()\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u53ea\u4f1a\u4e2d\u65ad\u7a7a\u95f2\u7ebf\u7a0b\uff0c\u4e0d\u4f1a\u5f71\u54cd\u6b63\u5728\u5de5\u4f5c\u7684\u7ebf\u7a0b\u3002<\/strong><\/p>\n\n\n\n<p>\u5982\u679c\u68c0\u6d4b\u5230\u53d8\u5316\uff0c\u8c03\u7528\u7ebf\u7a0b\u6c60\u5237\u65b0\u65b9\u6cd5\u5e94\u7528\u65b0\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1\">1. \u6838\u5fc3 \/ \u6700\u5927\u7ebf\u7a0b\u6570<\/h3>\n\n\n\n<p>\u7ebf\u7a0b\u6570\u66f4\u65b0\u7684\u539f\u5219\u662f\uff1a<strong>\u5148\u6700\u5927\u540e\u6838\u5fc3<\/strong> \u3002\u5982\u679c\u65b0\u6838\u5fc3\u7ebf\u7a0b\u6570\u5927\u4e8e\u5f53\u524d\u6700\u5927\u7ebf\u7a0b\u6570\uff0c\u5fc5\u987b\u5148\u8c03\u5927 <code>maximumPoolSize<\/code>\uff0c\u5426\u5219 JDK \u4f1a\u629b <code>IllegalArgumentException<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Integer remoteCorePoolSize = remoteProperties.getCorePoolSize();\nInteger remoteMaximumPoolSize = remoteProperties.getMaximumPoolSize();\nif (remoteCorePoolSize != null &amp;&amp; remoteMaximumPoolSize != null) {\n    int originalMaximumPoolSize = executor.getMaximumPoolSize();\n    if (remoteCorePoolSize > originalMaximumPoolSize) {\n        executor.setMaximumPoolSize(remoteMaximumPoolSize);\n        executor.setCorePoolSize(remoteCorePoolSize);\n    } else {\n        executor.setCorePoolSize(remoteCorePoolSize);\n        executor.setMaximumPoolSize(remoteMaximumPoolSize);\n    }\n} else {\n    if (remoteMaximumPoolSize != null) {\n        executor.setMaximumPoolSize(remoteMaximumPoolSize);\n    }\n    if (remoteCorePoolSize != null) {\n        executor.setCorePoolSize(remoteCorePoolSize);\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u4e4b\u6240\u4ee5\u4f1a\u629b\u51fa\u5f02\u5e38\uff0c\u662f\u56e0\u4e3a JDK17 <strong>\u7ebf\u7a0b\u6c60\u5e95\u5c42\u5728\u8bbe\u7f6e\u6838\u5fc3\u7ebf\u7a0b\u6570\u65f6\u505a\u4e86\u53c2\u6570\u9650\u5236\u6821\u9a8c<\/strong> \u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public void setCorePoolSize(int corePoolSize) {\n    if (corePoolSize &lt; 0 || maximumPoolSize &lt; corePoolSize)\n        throw new IllegalArgumentException();\n    int delta = corePoolSize - this.corePoolSize;\n    this.corePoolSize = corePoolSize;\n    if (workerCountOf(ctl.get()) > corePoolSize)\n        interruptIdleWorkers();\n    else if (delta > 0) {\n        \/\/ We don't really know how many new threads are \"needed\".\n        \/\/ As a heuristic, prestart enough new workers (up to new\n        \/\/ core size) to handle the current number of tasks in\n        \/\/ queue, but stop if queue becomes empty while doing so.\n        int k = Math.min(delta, workQueue.size());\n        while (k-- > 0 &amp;&amp; addWorker(null, true)) {\n            if (workQueue.isEmpty())\n                break;\n        }\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u6709\u4e9b\u540c\u5b66\u53ef\u80fd\u6253\u5f00\u81ea\u5df1\u9879\u76ee\u4e00\u770b\uff0c\u53d1\u73b0\u4ee3\u7801\u91cc\u5e76\u6ca1\u6709\u76f8\u5173\u6821\u9a8c\u903b\u8f91\uff0c\u8fd9\u662f\u56e0\u4e3a <strong>JDK8\u5e76\u672a\u5f15\u5165\u8fd9\u6bb5\u7ebf\u7a0b\u6570\u7684\u6821\u9a8c\u673a\u5236<\/strong> \u3002\u6211\u5728\u5f00\u53d1 Hippo4j \u7684\u8fc7\u7a0b\u4e2d\u4e5f\u66fe\u8e29\u8fc7\u8fd9\u4e2a\u5751\uff0c\u611f\u540c\u8eab\u53d7\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u53ef\u4ee5\u53c2\u8003\u8fd9\u4e2a Issue \ud83d\udc49 <a href=\"https:\/\/github.com\/opengoofy\/hippo4j\/issues\/1063\" target=\"_blank\" rel=\"noreferrer noopener\" rel=\"nofollow\" >Hippo4j Issue#1063<\/a>\uff0c\u91cc\u9762\u6709\u8be6\u7ec6\u7684\u5206\u6790\u8fc7\u7a0b\u548c\u590d\u73b0\u573a\u666f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Slf4j\n@RequiredArgsConstructor\npublic class OneThreadBeanPostProcessor implements BeanPostProcessor {\n\n    private final BootstrapConfigProperties properties;\n\n    @Override\n    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {\n        if (bean instanceof OneThreadExecutor) {\n            DynamicThreadPool dynamicThreadPool;\n            try {\n                \/\/ \u901a\u8fc7 IOC \u5bb9\u5668\u626b\u63cf Bean \u662f\u5426\u5b58\u5728\u52a8\u6001\u7ebf\u7a0b\u6c60\u6ce8\u89e3\n                dynamicThreadPool = ApplicationContextHolder.findAnnotationOnBean(beanName, DynamicThreadPool.class);\n                if (Objects.isNull(dynamicThreadPool)) {\n                    return bean;\n                }\n            } catch (Exception ex) {\n                log.error(\"Failed to create dynamic thread pool in annotation mode.\", ex);\n                return bean;\n            }\n\n            OneThreadExecutor oneThreadExecutor = (OneThreadExecutor) bean;\n            \/\/ \u4ece\u914d\u7f6e\u4e2d\u5fc3\u8bfb\u53d6\u52a8\u6001\u7ebf\u7a0b\u6c60\u914d\u7f6e\u5e76\u5bf9\u7ebf\u7a0b\u6c60\u8fdb\u884c\u8d4b\u503c\n            ThreadPoolExecutorProperties executorProperties = properties.getExecutors()\n                    .stream()\n                    .filter(each -> Objects.equals(oneThreadExecutor.getThreadPoolId(), each.getThreadPoolId()))\n                    .findFirst()\n                    .orElseThrow(() -> new RuntimeException(\"The thread pool id does not exist in the configuration.\"));\n\n            overrideLocalThreadPoolConfig(executorProperties, oneThreadExecutor);\n\n            \/\/ \u6ce8\u518c\u5230\u52a8\u6001\u7ebf\u7a0b\u6c60\u6ce8\u518c\u5668\uff0c\u540e\u7eed\u76d1\u63a7\u548c\u62a5\u8b66\u4ece\u6ce8\u518c\u5668\u83b7\u53d6\u7ebf\u7a0b\u6c60\u5b9e\u4f8b\u3002\u540c\u65f6\uff0c\u53c2\u6570\u52a8\u6001\u53d8\u66f4\u9700\u8981\u4f9d\u8d56 ThreadPoolExecutorProperties \u6bd4\u5bf9\u662f\u5426\u6709\u8fb9\u8ddf\n            OneThreadRegistry.putHolder(oneThreadExecutor.getThreadPoolId(), oneThreadExecutor, executorProperties);\n        }\n\n        return bean;\n    }\n\n    private void overrideLocalThreadPoolConfig(ThreadPoolExecutorProperties executorProperties, OneThreadExecutor oneThreadExecutor) {\n        Integer remoteCorePoolSize = executorProperties.getCorePoolSize();\n        Integer remoteMaximumPoolSize = executorProperties.getMaximumPoolSize();\n        Assert.isTrue(remoteCorePoolSize &lt;= remoteMaximumPoolSize, \"remoteCorePoolSize must be smaller than remoteMaximumPoolSize.\");\n\n        \/\/ \u5982\u679c\u4e0d\u6e05\u695a\u4e3a\u4ec0\u4e48\u6709\u8fd9\u6bb5\u903b\u8f91\uff0c\u53ef\u4ee5\u53c2\u8003 Hippo4j Issue https:\/\/github.com\/opengoofy\/hippo4j\/issues\/1063\n        int originalMaximumPoolSize = oneThreadExecutor.getMaximumPoolSize();\n        if (remoteCorePoolSize > originalMaximumPoolSize) {\n            oneThreadExecutor.setMaximumPoolSize(remoteMaximumPoolSize);\n            oneThreadExecutor.setCorePoolSize(remoteCorePoolSize);\n        } else {\n            oneThreadExecutor.setCorePoolSize(remoteCorePoolSize);\n            oneThreadExecutor.setMaximumPoolSize(remoteMaximumPoolSize);\n        }\n\n        \/\/ \u963b\u585e\u961f\u5217\u6ca1\u6709\u5e38\u89c4 set \u65b9\u6cd5\uff0c\u6240\u4ee5\u4f7f\u7528\u53cd\u5c04\u8d4b\u503c\n        BlockingQueue workQueue = BlockingQueueTypeEnum.createBlockingQueue(executorProperties.getWorkQueue(), executorProperties.getQueueCapacity());\n        \/\/ Java 9+ \u7684\u6a21\u5757\u7cfb\u7edf\uff08JPMS\uff09\u9ed8\u8ba4\u7981\u6b62\u901a\u8fc7\u53cd\u5c04\u8bbf\u95ee JDK \u5185\u90e8 API \u7684\u79c1\u6709\u5b57\u6bb5\uff0c\u6240\u4ee5\u9700\u8981\u914d\u7f6e\u5f00\u653e\u53cd\u5c04\u6743\u9650\n        \/\/ \u5728\u542f\u52a8\u547d\u4ee4\u4e2d\u589e\u52a0\u4ee5\u4e0b\u53c2\u6570\uff0c\u663e\u5f0f\u5f00\u653e java.util.concurrent \u5305\n        \/\/ IDE \u4e2d\u901a\u8fc7\u5728 VM options \u4e2d\u6dfb\u52a0\u53c2\u6570\uff1a--add-opens=java.base\/java.util.concurrent=ALL-UNNAMED\n        \/\/ \u90e8\u7f72\u7684\u65f6\u5019\uff0c\u5728\u542f\u52a8\u811a\u672c\uff08\u5982 java -jar \u547d\u4ee4\uff09\u4e2d\u52a0\u5165\u8be5\u53c2\u6570\uff1ajava -jar --add-opens=java.base\/java.util.concurrent=ALL-UNNAMED your-app.jar\n        ReflectUtil.setFieldValue(oneThreadExecutor, \"workQueue\", workQueue);\n\n        \/\/ \u8d4b\u503c\u52a8\u6001\u7ebf\u7a0b\u6c60\u5176\u4ed6\u6838\u5fc3\u53c2\u6570\n        oneThreadExecutor.setKeepAliveTime(executorProperties.getKeepAliveTime(), TimeUnit.SECONDS);\n        oneThreadExecutor.allowCoreThreadTimeOut(executorProperties.getAllowCoreThreadTimeOut());\n        oneThreadExecutor.setRejectedExecutionHandler(RejectedPolicyTypeEnum.createPolicy(executorProperties.getRejectedHandler()));\n    }\n    \/*\n    public Object postProcessAfterInitialization(Object bean, String beanName) {\n        if (bean instanceof ThreadPoolExecutor) {\n            DynamicThreadPool annotation = AnnotationUtils.findAnnotation(bean.getClass(), DynamicThreadPool.class);\n            if (annotation != null) {\n                \/\/ \u81ea\u52a8\u6784\u5efa\u5e76\u6ce8\u518c\u5230\u6ce8\u518c\u4e2d\u5fc3\n                String threadPoolId = annotation.value();\n                OneThreadRegistry.register(threadPoolId, (ThreadPoolExecutor) bean, buildProps(bean));\n            }\n        }\n        return bean;\n    }\n    *\/\n\n}<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2\">2. \u62d2\u7edd\u7b56\u7565<\/h3>\n\n\n\n<p>\u501f\u52a9\u679a\u4e3e\u5de5\u5382\u65b9\u6cd5\u628a\u5b57\u7b26\u4e32\u7b56\u7565\u540d\u8f6c\u6362\u4e3a\u771f\u6b63\u7684 <code>RejectedExecutionHandler<\/code> \u5b9e\u4f8b\uff0c\u4fdd\u8bc1\u53ef\u63d2\u62d4\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if (remoteProperties.getRejectedHandler() != null &amp;&amp;\n        !Objects.equals(remoteProperties.getRejectedHandler(), originalProperties.getRejectedHandler())) {\n    RejectedExecutionHandler handler = RejectedPolicyTypeEnum.createPolicy(remoteProperties.getRejectedHandler());\n    executor.setRejectedExecutionHandler(handler);\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3\">3. \u961f\u5217\u5bb9\u91cf\u52a8\u6001\u6269\u5bb9<\/h3>\n\n\n\n<p>\u53ea\u6709\u5f53\u961f\u5217\u5b9e\u4f8b\u5b9e\u73b0\u4e86\u53ef\u6269\u5bb9\u63a5\u53e3\u65f6\u624d\u53ef\u4ee5\u4fee\u6539\u5bb9\u91cf\uff0c\u907f\u514d <code>LinkedBlockingQueue<\/code> \u7b49 JDK \u539f\u751f\u961f\u5217\u4e0d\u652f\u6301\u5bb9\u91cf\u53d8\u5316\u5bfc\u81f4\u7684\u98ce\u9669\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if (isQueueCapacityChanged(originalProperties, remoteProperties, executor)) {\n    BlockingQueue&lt;Runnable> queue = executor.getQueue();\n    ResizableCapacityLinkedBlockingQueue&lt;?> resizableQueue = (ResizableCapacityLinkedBlockingQueue&lt;?>) queue;\n    resizableQueue.setCapacity(remoteProperties.getQueueCapacity());\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4\">4. \u5237\u65b0\u5143\u6570\u636e\u3001\u53d1\u9001\u901a\u77e5\u3001\u6253\u5370\u5ba1\u8ba1\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u7ebf\u7a0b\u6c60\u8fd0\u884c\u65f6\u53c2\u6570\u53d8\u66f4\u540e\uff0c\u8fd8\u6709\u4e00\u4e9b\u540e\u7f6e\u903b\u8f91\u9700\u8981\u5904\u7406\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>1.\u628a\u6700\u65b0\u914d\u7f6e\u5199\u56de\u6ce8\u518c\u8868\uff0c\u4fdd\u8bc1\u540e\u7eed\u518d\u8bfb\u53d6\u65f6\u5c31\u662f\u65b0\u7684\u503c\uff1b<\/li>\n\n\n\n<li>2.\u7136\u540e\u4f1a\u628a\u201c\u65e7\u503c \u2192 \u65b0\u503c\u201d\u7684\u6620\u5c04\u5c01\u88c5\u6210 DTO\uff0c\u901a\u8fc7\u9489\u9489\u3001\u4f01\u4e1a\u5fae\u4fe1\u3001\u90ae\u4ef6\u7b49\u6e20\u9053\u63a8\u9001\u7ed9\u5f00\u53d1 \/ \u8fd0\u7ef4\uff0c\u505a\u5230\u5373\u65f6\u53ef\u89c1\u3002<\/li>\n\n\n\n<li>3.\u4e3a\u5b9e\u73b0\u65e5\u5fd7\u7559\u75d5\uff0c\u4f1a\u901a\u8fc7 <code>log.info<\/code> \u7edf\u4e00\u6253\u5370\u6240\u6709\u5173\u952e\u5b57\u6bb5\u7684 <strong>\u201c\u65e7\u503c->\u65b0\u503c\u201d<\/strong> \u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u7ebf\u7a0b\u6c60\u53c2\u6570\u53d8\u66f4\u540e\u8fdb\u884c\u65e5\u5fd7\u6253\u5370String threadPoolId = remoteProperties.getThreadPoolId();ThreadPoolExecutorHolder holder =OneThreadRegistry.getHolder(threadPoolId);ThreadPoolExecutorProperties originalProperties = holder.getExecutorProperties();\nholder.setExecutorProperties(remoteProperties);\n\u200b\n\/\/ \u53d1\u9001\u7ebf\u7a0b\u6c60\u914d\u7f6e\u53d8\u66f4\u6d88\u606f\u901a\u77e5sendThreadPoolConfigChangeMessage(originalProperties, remoteProperties);\n\u200b\n\/\/ \u6253\u5370\u7ebf\u7a0b\u6c60\u914d\u7f6e\u53d8\u66f4\u65e5\u5fd7\nlog.info(CHANGE_THREAD_POOL_TEXT,\n &nbsp; &nbsp; &nbsp; &nbsp;threadPoolId,String.format(CHANGE_DELIMITER, originalProperties.getCorePoolSize(), remoteProperties.getCorePoolSize()),String.format(CHANGE_DELIMITER, originalProperties.getMaximumPoolSize(), remoteProperties.getMaximumPoolSize()),String.format(CHANGE_DELIMITER, originalProperties.getQueueCapacity(), remoteProperties.getQueueCapacity()),String.format(CHANGE_DELIMITER, originalProperties.getKeepAliveTime(), remoteProperties.getKeepAliveTime()),String.format(CHANGE_DELIMITER, originalProperties.getRejectedHandler(), remoteProperties.getRejectedHandler()),String.format(CHANGE_DELIMITER, originalProperties.getAllowCoreThreadTimeOut(), remoteProperties.getAllowCoreThreadTimeOut()));<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u4fdd\u969c\u7ebf\u7a0b\u6c60\u914d\u7f6e\u5237\u65b0\u7684\u5e76\u53d1\u5b89\u5168\uff1f<\/h2>\n\n\n\n<p>\u5728\u52a8\u6001\u7ebf\u7a0b\u6c60\u7684\u914d\u7f6e\u5237\u65b0\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u652f\u6301\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u89e6\u53d1\u914d\u7f6e\u53d8\u66f4\uff08\u6bd4\u5982\u914d\u7f6e\u4e2d\u5fc3\u63a8\u9001\u53d7\u7f51\u7edc\u5f71\u54cd\u91cd\u590d\u63a8\u9001\u3001\u591a\u7528\u6237\u624b\u52a8\u8c03\u7528\u91cd\u590d\u3001\u5b9a\u65f6\u6821\u9a8c\u7b49\uff09\uff0c\u4f46\u5fc5\u987b<strong>\u4fdd\u8bc1\u540c\u4e00\u4e2a\u7ebf\u7a0b\u6c60\u7684\u53c2\u6570\u5237\u65b0\u662f\u4e32\u884c\u3001\u539f\u5b50\u3001\u5b89\u5168\u7684<\/strong> \u3002<\/p>\n\n\n\n<p>\u5426\u5219\u5c31\u53ef\u80fd\u5bfc\u81f4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53c2\u6570\u9519\u4e71\uff1a\u4e24\u4e2a\u7ebf\u7a0b\u540c\u65f6\u4fee\u6539 corePoolSize \u548c maximumPoolSize\uff0c\u6700\u7ec8\u503c\u4e0d\u53ef\u9884\u671f\uff1b<\/li>\n\n\n\n<li>\u65e5\u5fd7\u6df7\u4e71\uff1a\u539f\u59cb\u503c\u548c\u65b0\u503c\u6253\u5370\u9519\u4f4d\uff1b<\/li>\n\n\n\n<li>\u961f\u5217\u6269\u5bb9\u5931\u8d25\uff1a\u5e76\u53d1\u4fee\u6539 <code>ResizableCapacityLinkedBlockingQueue<\/code> \u4f1a\u629b\u5f02\u5e38\uff1b<\/li>\n\n\n\n<li>\u4e0d\u4e00\u81f4\u6027\uff1a\u901a\u77e5\u53d1\u9001\u548c\u5b9e\u9645\u7ebf\u7a0b\u6c60\u72b6\u6001\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5728\u5904\u7406\u5e76\u53d1\u5b89\u5168\u95ee\u9898\u65f6\uff0c\u6211\u8003\u8651\u4e86\u4e24\u79cd\u65b9\u6848\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>1.<strong>\u5bf9\u6574\u4e2a\u65b9\u6cd5\u52a0\u9501<\/strong> \uff1a\u5b9e\u73b0\u6700\u7b80\u5355\uff0c\u80fd\u5feb\u901f\u89e3\u51b3\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\uff1b<\/li>\n\n\n\n<li>2.<strong>\u4ec5\u5bf9\u6307\u5b9a\u7684\u7ebf\u7a0b\u6c60ID\u52a0\u9501<\/strong> \uff1a\u7c92\u5ea6\u66f4\u7ec6\uff0c\u6027\u80fd\u66f4\u4f18\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u867d\u7136\u7b2c\u4e00\u79cd\u65b9\u5f0f\u5b9e\u73b0\u8d77\u6765\u6700\u7701\u4e8b\uff0c\u4f46<strong>\u72ec\u5c5e\u4e8e\u7a0b\u5e8f\u5458\u7684\u201c\u5f3a\u8feb\u75c7\u201d\u8ba9\u6211\u4e0d\u592a\u80fd\u63a5\u53d7\u8fd9\u79cd\u5904\u7406\u65b9\u5f0f<\/strong> \u3002\u56e0\u6b64\uff0c\u6700\u7ec8\u6211\u9009\u62e9\u4e86\u7b2c\u4e8c\u79cd\u65b9\u6848\uff0c\u5bf9\u7ebf\u7a0b\u6c60 ID \u7ef4\u5ea6\u52a0\u9501\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-synchronized-id\">1. \u4f7f\u7528 synchronized (id)<\/h3>\n\n\n\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>synchronized(threadPoolId){\/\/ do refresh}<\/code><\/pre>\n\n\n\n<p>\u5b58\u5728\u7684\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c <code>threadPoolId<\/code> \u662f\u4ece\u5bf9\u8c61\u5b57\u6bb5\u83b7\u53d6\u7684\uff08\u4f8b\u5982 <code>.getThreadPoolId()<\/code>\uff09\uff0c\u591a\u4e2a\u5bf9\u8c61\u5373\u4f7f\u8fd4\u56de\u76f8\u540c\u5185\u5bb9\uff0c\u4e5f\u53ef\u80fd\u662f<strong>\u4e0d\u540c\u7684String\u5b9e\u4f8b<\/strong> \u3002<\/li>\n\n\n\n<li>JVM \u4f1a\u5bf9\u4e0d\u540c\u7684\u5f15\u7528\u5206\u914d\u4e0d\u540c\u7684\u9501 \u2192 <strong>\u9501\u4e0d\u751f\u6548<\/strong> \uff0c\u5e76\u53d1\u51b2\u7a81\u4f9d\u7136\u4f1a\u53d1\u751f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-concurrent-hash-map-string-reentrant-lock\">2. \u4f7f\u7528 ConcurrentHashMap&lt;String, ReentrantLock&gt;<\/h3>\n\n\n\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>privatestaticfinalConcurrentMap&lt;String, ReentrantLock&gt; lockMap =newConcurrentHashMap&lt;&gt;();\n\u200b\nReentrantLock lock = lockMap.computeIfAbsent(threadPoolId, k -&gt;newReentrantLock());\nlock.lock();try{\/\/ do refresh}finally{\n &nbsp; &nbsp;lock.unlock();}<\/code><\/pre>\n\n\n\n<p>\u5b58\u5728\u7684\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9700\u8981\u7ef4\u62a4\u9501\u751f\u547d\u5468\u671f\uff0c\u6bd4\u5982\u4ec0\u4e48\u65f6\u5019\u91ca\u653e\u9501\u5185\u5b58\uff1f<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u4e2d\u5c0f\u9879\u76ee\u6216\u8f7b\u91cf\u7ec4\u4ef6\u6765\u8bf4\u6709\u70b9\u201c\u91cd\u201d\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-intern\">3. \u4f7f\u7528 .intern() \u57fa\u4e8e\u5185\u5bb9\u503c\u6784\u5efa\u9501<\/h3>\n\n\n\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>String threadPoolId = remoteProperties.getThreadPoolId();synchronized(threadPoolId.intern()){\/\/ do refresh}<\/code><\/pre>\n\n\n\n<p>\u4f18\u52bf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4efb\u4f55\u5185\u5bb9\u76f8\u540c\u7684\u5b57\u7b26\u4e32\uff0c\u8c03\u7528 <code>.intern()<\/code> \u540e\u90fd\u4f1a\u8fd4\u56de<strong>\u540c\u4e00\u4e2a\u5bf9\u8c61\u5f15\u7528<\/strong> \uff1b<\/li>\n\n\n\n<li>\u4e0d\u4f9d\u8d56\u5916\u90e8\u9501\u8868\uff0c<strong>\u96f6\u4f9d\u8d56\u3001\u7ebf\u7a0b\u5b89\u5168<\/strong> \uff1b<\/li>\n\n\n\n<li>\u9501\u7c92\u5ea6\u4ee5\u7ebf\u7a0b\u6c60 ID \u4e3a\u5355\u4f4d\uff0c\u5929\u7136\u652f\u6301\u5e76\u53d1\u5237\u65b0\u591a\u4e2a\u7ebf\u7a0b\u6c60\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-1-intern\">3.1 .intern() \u539f\u7406<\/h4>\n\n\n\n<p><code>.intern()<\/code> \u662f Java \u63d0\u4f9b\u7684<strong>\u5b57\u7b26\u4e32\u5e38\u91cf\u6c60\u673a\u5236<\/strong> \u7684\u4e00\u90e8\u5206\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b83\u4f1a\u5c06\u5f53\u524d\u5b57\u7b26\u4e32\u52a0\u5165 JVM \u7684\u5b57\u7b26\u4e32\u6c60\uff08String Pool\uff09\u4e2d\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u5b57\u7b26\u4e32\u6c60\u4e2d\u5df2\u6709\u76f8\u540c\u5185\u5bb9\u7684\u5b57\u7b26\u4e32\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u90a3\u4e00\u4efd\u5bf9\u8c61\u5f15\u7528\uff1b<\/li>\n\n\n\n<li>\u8fd9\u5c31\u786e\u4fdd\u4e86<strong>\u540c\u5185\u5bb9\u5b57\u7b26\u4e32\u2192\u540c\u5f15\u7528\u5bf9\u8c61<\/strong> \uff0c\u4ece\u800c\u8ba9 <code>synchronized<\/code> \u751f\u6548\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>String s1 =newString(\"abc\");String s2 =newString(\"abc\");\n\u200b\nSystem.out.println(s1 == s2);\/\/ false\uff0c\u4e0d\u540c\u5f15\u7528System.out.println(s1.intern()== s2.intern());\/\/ true\uff0cintern \u540e\u76f8\u540c\u5f15\u7528<\/code><\/pre>\n\n\n\n<p>\u6240\u4ee5\uff0c\u5728\u505a\u5b57\u7b26\u4e32\u5185\u5bb9\u7ea7\u522b\u7684\u540c\u6b65\u63a7\u5236\u65f6\uff0c<strong>\u53ea\u6709<code>.intern()<\/code>\u80fd\u591f\u5728\u4e0d\u540c\u5bf9\u8c61\u95f4\u590d\u7528\u540c\u4e00\u9501\u5bf9\u8c61<\/strong> \u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"667\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image-1024x667.png\" alt=\"\" class=\"wp-image-1557\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image-1024x667.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image-300x195.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image-768x500.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image-1536x1000.png 1536w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/12\/1766475090-image.png 1753w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-2\">3.2 \u5237\u65b0\u4ee3\u7801\u5b9e\u6218<\/h4>\n\n\n\n<p>\u5b9e\u9645\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5237\u65b0\u52a8\u6001\u7ebf\u7a0b\u6c60\u5bf9\u8c61\u6838\u5fc3\u53c2\u6570for(ThreadPoolExecutorProperties remoteProperties : refresherProperties.getExecutors()){String threadPoolId = remoteProperties.getThreadPoolId();\/\/ \u4ee5\u7ebf\u7a0b\u6c60 ID \u4e3a\u7c92\u5ea6\u52a0\u9501\uff0c\u907f\u514d\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u5237\u65b0\u540c\u4e00\u4e2a\u7ebf\u7a0b\u6c60synchronized(threadPoolId.intern()){\/\/ \u68c0\u67e5\u7ebf\u7a0b\u6c60\u914d\u7f6e\u662f\u5426\u53d1\u751f\u53d8\u5316\uff08\u4e0e\u5f53\u524d\u5185\u5b58\u4e2d\u7684\u914d\u7f6e\u5bf9\u6bd4\uff09boolean changed =hasThreadPoolConfigChanged(remoteProperties);if(!changed){continue;}\/\/ ......}}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3-3\">3.3 \u5e76\u53d1\u5355\u5143\u6d4b\u8bd5<\/h4>\n\n\n\n<p>\u5927\u5bb6\u611f\u5174\u8da3\u53ef\u4ee5\u8bd5\u8bd5\u8fd9\u8fd9\u4e2a\u5355\u5143\u6d4b\u8bd5\uff0c\u5206\u522b\u662f\u52a0 <code>.intern()<\/code> \u548c\u4e0d\u52a0\u7684\u65b9\u6848\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>importjava.util.concurrent.ExecutorService;importjava.util.concurrent.Executors;publicclassInternFromObjectPropertyTest{publicstaticvoidmain(String&#91;] args){ExecutorService executor =Executors.newFixedThreadPool(5);for(int i =0; i &lt;5; i++){\n            executor.submit(()-&gt;{\/\/ \u6bcf\u4e2a\u7ebf\u7a0b\u6784\u9020\u4e00\u4e2a\u72ec\u7acb\u5bf9\u8c61\uff0c\u4f46 threadPoolId \u5185\u5bb9\u76f8\u540cThreadPoolExecutorProperties props =newThreadPoolExecutorProperties(\"core-biz-pool\");\/\/ \u274c \u4e0d\u52a0 intern\uff1a\u9501\u5931\u6548\/\/ Object lock = props.getThreadPoolId();\/\/ \u2705 \u52a0 intern\uff1a\u540c\u5185\u5bb9\uff0c\u540c\u9501\u5bf9\u8c61Object lock = props.getThreadPoolId().intern();synchronized(lock){String threadName =Thread.currentThread().getName();System.out.printf(\"&#91;%d] %s \u6b63\u5728\u5237\u65b0\u7ebf\u7a0b\u6c60 %s%n\",System.currentTimeMillis(), threadName, props.getThreadPoolId());try{Thread.sleep(1000);}catch(InterruptedException e){Thread.currentThread().interrupt();}System.out.printf(\"&#91;%d] %s \u5237\u65b0\u5b8c\u6210%n\",System.currentTimeMillis(), threadName);}});}\n\n        executor.shutdown();}}@DatapublicclassThreadPoolExecutorProperties{privateString threadPoolId;\/**\n     * \u5982\u679c\u5927\u5bb6\u5bf9\u624b\u52a8 new String\uff08\u5f3a\u5236\u521b\u5efa\u65b0\u5bf9\u8c61\uff09\u6709\u7591\u60d1\n     * \u53ef\u4ee5\u628a\u8fd9\u884c\u4ee3\u7801\u52a0\u5230\u52a8\u6001\u7ebf\u7a0b\u6c60\u914d\u7f6e\u5237\u65b0\u7684\u6d41\u7a0b\u91cc\uff0c\u67e5\u770b\u6bcf\u4e00\u6b21\u76f8\u540c\u7684 threadPoolId HashCode \u503c\u662f\u5426\u76f8\u540c\n     * System.out.println(System.identityHashCode(threadPoolId));\n     * &lt;p&gt;\n     * \u56e0\u4e3a\u6bcf\u6b21\u914d\u7f6e\u4e2d\u5fc3\u7684\u5b57\u7b26\u4e32\u90fd\u662f\u91cd\u65b0\u521b\u5efa\u7684\uff0c\u6240\u4ee5\u8fd9\u91cc\u4e3a\u4e86\u8d34\u5408\u5b9e\u9645\u573a\u666f\uff0c\u6240\u4ee5\u662f\u76f4\u63a5 new String\n     *\/publicThreadPoolExecutorProperties(String threadPoolId){\/\/ \u6a21\u62df\u5185\u5bb9\u76f8\u540c\uff0c\u4f46\u5f15\u7528\u4e0d\u540cthis.threadPoolId =newString(threadPoolId);}}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9a6c\u4e01\uff1a\u6211\u4e00\u76f4\u8ba4\u4e3a\u5199\u535a\u5ba2\u662f\u5bf9\u4ee3\u7801\u7684\u4e00\u79cd\u515c\u5e95\u884c\u4e3a\uff0c\u80fd\u591f\u5e2e\u52a9\u6211\u4eec\u91cd\u65b0\u5ba1\u89c6\u90a3\u4e9b\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u7ec6\u679d\u672b\u8282\uff0c\u5c24\u5176\u662f\u5728\u5e76\u53d1\u3001\u5b89\u5168\u3001\u8fb9\u754c\u7b49\u95ee\u9898\u4e0a\u7684\u601d\u8003 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-1537","post","type-post","status-publish","format-standard","hentry","category-3"],"_links":{"self":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts\/1537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1537"}],"version-history":[{"count":18,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts\/1537\/revisions"}],"predecessor-version":[{"id":1558,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts\/1537\/revisions\/1558"}],"wp:attachment":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}