{"id":29445,"date":"2026-06-04T08:14:34","date_gmt":"2026-06-04T00:14:34","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=29445"},"modified":"2026-06-04T08:14:34","modified_gmt":"2026-06-04T00:14:34","slug":"ai-%e6%97%b6%e4%bb%a3%e4%b8%8d%e5%8f%af%e6%9b%bf%e4%bb%a3%e7%9a%84%e5%ba%95%e5%b1%82%e6%80%9d%e7%bb%b4%ef%bc%9a%e4%bd%8d%e8%bf%90%e7%ae%97%e4%b8%8e%e9%80%bb%e8%be%91%e8%bf%90%e7%ae%97%e5%ae%9e","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2026\/06\/04\/29445\/","title":{"rendered":"AI \u65f6\u4ee3\u4e0d\u53ef\u66ff\u4ee3\u7684\u5e95\u5c42\u601d\u7ef4\uff1a\u4f4d\u8fd0\u7b97\u4e0e\u903b\u8f91\u8fd0\u7b97\u5b9e\u6218"},"content":{"rendered":"<div 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data-element=\"root\">\n<p>AI\u65f6\u4ee3\u4e0b\u7b14\u8005\u8fd8\u662f\u4fdd\u6301\u5bf9\u4e8e\u4f18\u79c0\u7406\u89e3\u5b66\u4e60\u548c\u5b9e\u8df5\u7684\u4e60\u60ef\uff0c\u8fd9\u662f\u4ece\u65ad\u58a8\u5bfb\u5f84\u89c2\u540e\u4e00\u76f4\u4fdd\u6301\u7684\u4e2a\u4eba\u7406\u5ff5\uff0c\u751a\u81f3\u53ef\u4ee5\u8bf4\u662f\u65e2\u6709\u77e5\u8bc6\u5b66\u4e60\u7684\u5e95\u9650\uff0c\u5373\u60f3\u8c61\u548c\u89c2\u5bdf\u53ef\u4ee5\u523a\u6fc0\u90e8\u5206\u7684\u795e\u7ecf\u7ec6\u80de\uff0c\u6700\u6709\u6548\u523a\u6fc0\u5b66\u4e60\u795e\u7ecf\u5143\u7684\u65b9\u5f0f\u662f\u52a8\u624b\u6267\u884c\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/890bfab747d4762b9ec7335d8540f615def3dc.webp\" data-type=\"block\" 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src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/c85d62d704512138aa8208f0dc1092ab84f8d3.webp\" data-type=\"block\" \/><\/p>\n<h3>\u4e00\u3001\u5e38\u89c1\u4f4d\u8fd0\u7b97\u6280\u5de7\u4e0e\u5b9e\u8df5<\/h3>\n<h4>1. \u79fb\u4f4d\u8fd0\u7b97\u5b9e\u73b0\u9ad8\u6548\u8ba1\u7b97<\/h4>\n<p>\u79fb\u4f4d\u8fd0\u7b97\u4ece\u5de5\u4f5c\u7684\u89d2\u5ea6\u6765\u770b\u5c31\u662f\u76f4\u63a5\u5c06\u6240\u6709\u4f4d\u7f6e\u7684\u6570\u5b57\u7b80\u5355\u79fb\u52a8x\u4f4d\uff0c\u8fd9\u4e2ax\u5c31\u662f\u6211\u4eec\u8981\u79fb\u52a8\u7684\u4f4d\u6570\uff0c\u5047\u8bbe\u6211\u4eec\u4e8c\u8fdb\u5236\u65702\uff0c\u5bf9\u5e94\u4e8c\u8fdb\u5236\u5c31\u662f0010\uff0c\u901a\u8fc7\u79fb\u4f4d\u8fd0\u7b97&lt;&lt;1\u5f97\u5230\u7684\u7ed3\u679c\u5c31\u662f4\uff0c\u4e0d\u96be\u770b\u51fa\u79fb\u4f4d\u8fd0\u7b97\u79fb\u52a8x\u4f4d\uff0c\u5c31\u76f8\u5f53\u4e8e\u4e582^x\u7684\u6570\u5b66\u8fd0\u7b97\uff0c\u540c\u7406\u53f3\u79fb\u8fd0\u7b97\u5c31\u76f8\u5f53\u4e8e\u9664\u6cd5\uff0c\u8fd9\u91cc\u5c31\u4e0d\u591a\u505a\u8d58\u8ff0\u4e86\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/a928cd8636737652582648e47076d7aca5724f.webp\" data-type=\"block\" \/><\/p>\n<p>\u8fd9\u79cd\u8fd0\u7b97\u6280\u5de7\u7b14\u8005\u5728\u7ebf\u7a0b\u6c60\u914d\u7f6e\u4e2d\u662f\u6bd4\u8f83\u5e38\u7528\uff0c\u4f8b\u5982\u6211\u4eec\u9700\u8981\u914d\u7f6e\u4e00\u4e2aIO\u5bc6\u96c6\u578b\u4efb\u52a1\u7684\u7ebf\u7a0b\u6c60\uff0c\u5bf9\u5e94\u7684\u7ebf\u7a0b\u6c60\u6700\u5927\u6570\u4e00\u822c\u90fd\u662f\u914d\u7f6eCPU\u6838\u5fc3\u6570\u76842\u500d\uff0c\u800c\u4e0d\u540c\u7684\u670d\u52a1\u5668\u7684CPU\u6838\u5fc3\u6570\u4e0d\u540c\uff0c\u6211\u4eec\u4e00\u822c\u90fd\u662f\u901a\u8fc7\u83b7\u53d6\u6838\u5fc3\u6570\u7136\u540e\u8fdb\u884c\u4e582\uff0c\u6b64\u65f6\u6211\u4eec\u5b8c\u5168\u5c31\u53ef\u4ee5\u901a\u8fc7\u5de6\u79fb\u8fd0\u7b97\u7b26\u5b8c\u6210\u8fd9\u79cd\u903b\u8f91\u8fd0\u7b97\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_0\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\">@<span class=\"token function\">Bean<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"ioThreadPool\"<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">public<\/span> ThreadPoolExecutor <span class=\"token function\">ioThreadPool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n\r\n        ThreadPoolExecutor threadPoolExecutor <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ThreadPoolExecutor<\/span><span class=\"token punctuation\">(<\/span>\r\n                Runtime<span class=\"token punctuation\">.<\/span><span class=\"token function\">getRuntime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">availableProcessors<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\r\n                <span class=\"token comment\">\/\/\u901a\u8fc7\u4f4d\u8fd0\u7b97\u8ba1\u7b97\u7ebf\u7a0b\u6c60\u6700\u5927\u6570<\/span>\r\n                Runtime<span class=\"token punctuation\">.<\/span><span class=\"token function\">getRuntime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">availableProcessors<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&lt;&lt;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span>\r\n                <span class=\"token number\">60<\/span><span class=\"token punctuation\">,<\/span>\r\n                TimeUnit<span class=\"token punctuation\">.<\/span><span class=\"token constant\">SECONDS<\/span><span class=\"token punctuation\">,<\/span>\r\n                <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ArrayBlockingQueue<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\r\n                ThreadFactoryBuilder<span class=\"token punctuation\">.<\/span><span class=\"token function\">create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">setNamePrefix<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"worker-\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\r\n                <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ThreadPoolExecutor<span class=\"token punctuation\">.<\/span>CallerRunsPolicy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token keyword\">return<\/span> threadPoolExecutor<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_0\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h4>2. \u6309\u4f4d\u4e0e\u548c\u79fb\u4f4d\u8fd0\u7b97\u5b9e\u73b0\u65f6\u95f4\u533a\u95f4\u5224\u65ad<\/h4>\n<p>\u6309\u4f4d\u4e0e\u8fd0\u7b97\u53ea\u6709\u4e24\u4e2abit\u90fd\u4e3a1\u7684\u60c5\u51b5\u4e0b\u624d\u4e3a1\uff0c\u5982\u4e0b\u6240\u793a2\u548c7\u7684\u6309\u4f4d\u4e0e\u8fd0\u7b97\uff0c\u53ea\u6709\u4f4e2\u4f4d\u7684bit\u90fd\u662f1\uff0c\u6240\u4ee5\u6700\u7ec8\u7684\u4e0e\u8fd0\u7b97\u53ea\u4fdd\u7559\u8fd9\u4e00\u4f4d\uff0c\u6700\u7ec8\u7684\u7ed3\u679c\u5c31\u662f2\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/a34c8cc621ed59349326460722738513259ca1.webp\" data-type=\"block\" \/><\/p>\n<p>\u8fd9\u91cc\u7b14\u8005\u7ed9\u51fa\u4e00\u4e2a\u6bd4\u8f83\u7ecf\u5178\u7684\u4f8b\u5b50\uff0c\u5047\u8bbe\u6211\u4eec\u7684\u529f\u80fd\u652f\u6301\u57288\u70b9\u523012\u70b9\u624d\u80fd\u8fd0\u884c\uff0c\u6211\u4eec\u5e0c\u671b\u80fd\u591f\u5224\u65ad\u5f53\u524d\u65f6\u95f4\u662f\u5426\u662f\u5de5\u4f5c\u65f6\u95f4\uff0c\u8fd9\u65f6\u5019\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2aint\u7684\u4f4e24\u4f4d\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u6211\u4eec\u4f7f\u752824 \u4e2abit\uff0c\u81ea\u5de6\u5411\u53f3\u4e3a0~23\u70b9\u3002<\/p>\n<p>\u5047\u8bbe\u5f53\u524d\u65f6\u95f4\u662f8\u70b9\uff0c\u90a3\u4e48\u6211\u4eec\u5c31\u53ef\u4ee5\u81ea\u53f3\u5411\u5de6\u5c06\u7b2c8\u4e2abit\u8bbe\u7f6e\u4e3a1\uff0c\u6309\u7167\u4e5f\u5c31\u662f\u81ea\u53f3\u5411\u5de6\u7684\u7b2c16\u4f4d\uff0c\u7531\u6b64\u5f97\u51fa\u5de6\u79fb\u7684\u4f4d\u7f6e\u4e3a16\uff0c\u5373\u9700\u8981\u5de6\u79fb15\u4f4d\u4e5f\u5c31\u662f&lt;&lt;15\uff0c\u7531\u6b64\u5f97\u51fa\u4e0d\u540c\u65f6\u95f4\u70b9\u7684\u79fb\u52a8\u4f4d\u6570\u4e3a1&lt;&lt;(23-\u5f53\u524d\u65f6\u95f4)\uff0c\u4e8e\u662f\u5c31\u6709\u4e86\u4e0b\u9762\u8fd9\u6837\u4e00\u4e2a\u6309\u4f4d\u4e0e\u548c\u79fb\u4f4d\u8fd0\u7b97\u7684\u7efc\u5408\u793a\u4f8b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/042a33915bcc8c869b795799cc14a3d0524a88.webp\" data-type=\"block\" \/><\/p>\n<p>\u6700\u7ec8\u6211\u4eec\u5c31\u6709\u4e86\u4e0b\u9762\u8fd9\u4e00\u6bb5\u4ee3\u7801\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_1\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">String<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n        <span class=\"token comment\">\/\/\u65f6\u95f4\u4e8c\u8fdb\u5236\u8f6c\u6574\u6570<\/span>\r\n        int timeBit <span class=\"token operator\">=<\/span> Integer<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"000000001111100000000000\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span>int i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">23<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token comment\">\/\/\u5f53\u524d\u65f6\u95f4<\/span>\r\n            int curTimeBit <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">23<\/span> <span class=\"token operator\">-<\/span> i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/\/\u6309\u4f4d\u4e0e<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>curTimeBit <span class=\"token operator\">&amp;<\/span> timeBit<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                log<span class=\"token punctuation\">.<\/span><span class=\"token function\">info<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"{}:\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4\"<\/span><span class=\"token punctuation\">,<\/span> i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token punctuation\">}<\/span>\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_1\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5bf9\u5e94\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_2\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token number\">22<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">37<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">34.599<\/span> <span class=\"token punctuation\">[<\/span>main<span class=\"token punctuation\">]<\/span> <span class=\"token constant\">INFO<\/span> com<span class=\"token punctuation\">.<\/span>sharkchili<span class=\"token punctuation\">.<\/span>Main <span class=\"token operator\">-<\/span> <span class=\"token number\">8<\/span><span class=\"token operator\">:<\/span>\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4\r\n<span class=\"token number\">22<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">37<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">34.602<\/span> <span class=\"token punctuation\">[<\/span>main<span class=\"token punctuation\">]<\/span> <span class=\"token constant\">INFO<\/span> com<span class=\"token punctuation\">.<\/span>sharkchili<span class=\"token punctuation\">.<\/span>Main <span class=\"token operator\">-<\/span> <span class=\"token number\">9<\/span><span class=\"token operator\">:<\/span>\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4\r\n<span class=\"token number\">22<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">37<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">34.602<\/span> <span class=\"token punctuation\">[<\/span>main<span class=\"token punctuation\">]<\/span> <span class=\"token constant\">INFO<\/span> com<span class=\"token punctuation\">.<\/span>sharkchili<span class=\"token punctuation\">.<\/span>Main <span class=\"token operator\">-<\/span> <span class=\"token number\">10<\/span><span class=\"token operator\">:<\/span>\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4\r\n<span class=\"token number\">22<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">37<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">34.602<\/span> <span class=\"token punctuation\">[<\/span>main<span class=\"token punctuation\">]<\/span> <span class=\"token constant\">INFO<\/span> com<span class=\"token punctuation\">.<\/span>sharkchili<span class=\"token punctuation\">.<\/span>Main <span class=\"token operator\">-<\/span> <span class=\"token number\">11<\/span><span class=\"token operator\">:<\/span>\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4\r\n<span class=\"token number\">22<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">37<\/span><span class=\"token operator\">:<\/span><span class=\"token number\">34.602<\/span> <span class=\"token punctuation\">[<\/span>main<span class=\"token punctuation\">]<\/span> <span class=\"token constant\">INFO<\/span> com<span class=\"token punctuation\">.<\/span>sharkchili<span class=\"token punctuation\">.<\/span>Main <span class=\"token operator\">-<\/span> <span class=\"token number\">12<\/span><span class=\"token operator\">:<\/span>\u4f4d\u4e8e\u5de5\u4f5c\u65f6\u95f4<\/code><\/pre>\n<ul id=\"code_id_2\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h4>3. \u6309\u4f4d\u6216\u5b9e\u73b0\u591a\u72b6\u6001\u9ad8\u6548\u5224\u65ad<\/h4>\n<p>\u5728\u4e8c\u8fdb\u5236\u8fd0\u7b97\u4e4b\u4e2d\uff0c\u6309\u4f4d\u6216\u8fd0\u7b97\u53ea\u8981\u662f1\u4e2abit\u4e0a\u4e3a1\uff0c\u90a3\u4e48\u8fd0\u7b97\u7ed3\u679c\u5c31\u4e3a1\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u53ef\u4ee5\u770b\u52302\u7684\u4e8c\u8fdb\u5236\u6570\u548c1\u7684\u4e8c\u8fdb\u5236\u6570\u7684\u6309\u4f4d\u6216\u8fd0\u7b97\u7ed3\u679c\u5c31\u662f3<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/88fe35b37604840062a61190f7aa6e6868ae8f.webp\" data-type=\"block\" \/><\/p>\n<p>\u8fd9\u4e00\u6280\u5de7\u5728JDK6\u7248\u672c\u7684FutureTask\u4e2d\u7684\u4efb\u52a1\u72b6\u6001\u5c31\u6709\u7740\u975e\u5e38\u7ecf\u5178\u7684\u7528\u6cd5\uff0c\u5f53\u6211\u4eec\u9700\u8981\u53d6\u6d88FutureTask\u6267\u884c\u65f6\u5c31\u4f1a\u8c03\u7528cancel\u65b9\u6cd5\uff0c\u5176\u5185\u90e8\u7684AQS\u961f\u5217\u4f1a\u5224\u65ad\u5f53\u524d\u4efb\u52a1\u72b6\u6001\u662f\u5426\u4e3a\u8fd0\u884c\u5b8c\u6210RAN(\u503c\u4e3a2)\u6216\u8005\u5df2\u53d6\u6d88CANCELLED(\u503c\u4e3a4)\uff0c\u5982\u679c\u7b26\u5408\u5176\u4e2d\u4e00\u79cd\u60c5\u51b5\u5219\u4e0d\u5141\u8bb8\u53d6\u6d88\u4efb\u52a1\u3002<\/p>\n<p>\u6309\u7167\u6211\u4eec\u5e38\u89c4\u7684\u5199\u6cd5\uff0c\u6700\u7ec8\u7684\u5199\u6cd5\u53ef\u80fd\u662f\u8fd9\u6837\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_3\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u5224\u65ad\u662f\u5426\u53ef\u4ee5\u53d6\u6d88\u4efb\u52a1<\/span>\r\n<span class=\"token keyword\">private<\/span> boolean <span class=\"token function\">ranOrCancelled<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">int state<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n   <span class=\"token comment\">\/\/\u5982\u679c\u72b6\u6001\u4e3a\u8fd0\u884c\u5b8c\u6210\u6216\u8005\u53d6\u6d88\u5219\u8fd4\u56defalse\uff0c\u4e0d\u5141\u8bb8\u5f53\u524d\u7ebf\u7a0b\u6253\u65ad\u4efb\u52a1<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>state <span class=\"token operator\">==<\/span> <span class=\"token constant\">RAN<\/span> <span class=\"token operator\">||<\/span> state <span class=\"token operator\">==<\/span> <span class=\"token constant\">CANCELLED<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_3\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4f46\u662fDoug Lea\u4e0d\u662f\u8fd9\u6837\u505a\u7684\uff0c\u5b83\u7528\u5230\u4e86\u66f4\u52a0\u9ad8\u6548\u7684\u4f4d\u8fd0\u7b97\uff0c\u63a5\u4e0b\u6765\u7b14\u8005\u5c31\u5bf9\u6b64\u8fdb\u884c\u9010\u6b65\u63a8\u7406\uff1a<\/p>\n<ul data-id=\"u738a58b-CRol6OmG\">\n<li data-id=\"ld70c578-4Lj03sN8\">\u7531\u4e0a\u6587\u53ef\u77e5RAN\u7684\u503c\u4e3a2\uff0cCANCELLED\u7684\u503c\u4e3a4\uff0c\u5bf9\u5e94\u7684\u662f\u4e8c\u8fdb\u5236\u7684\u4f4e\u4e8c\u4f4d\u3002<\/li>\n<li data-id=\"ld70c578-aoaJCQfB\">\u901a\u8fc7\u6216\u8fd0\u7b97\uff0c\u5c06\u8fd9\u4e24\u4e2a\u72b6\u6001\u7684\u503c\u62fc\u63a5\u8d77\u6765\uff0c\u6784\u62100110\u3002<\/li>\n<\/ul>\n<p>\u6211\u4eec\u5e0c\u671b\u5224\u65ad\u5f53\u524d\u72b6\u6001\u662f\u5426\u7b26\u5408\u5176\u4e2d\u7684\u4e00\u79cd\u60c5\u51b5\uff0c\u5b9e\u9645\u4e0a\u5c31\u53ef\u4ee5\u901a\u8fc7\u6309\u4f4d\u4e0e\u8fd0\u7b97\uff0c\u53ea\u8981\u6211\u4eec\u72b6\u6001\u7684\u4e8c\u8fdb\u5236\u503c\u548c0110\u76f8\u4e0e\u5927\u4e8e0\u5c31\u8bf4\u660e\u7b26\u5408\u5176\u4e2d\u67d0\u79cd\u72b6\u6001<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/3230bbc0112b33b292574510c0cae7e340d483.webp\" data-type=\"block\" \/><\/p>\n<p>\u4e8e\u662f\u6700\u7ec8\u7684\u4f4d\u8fd0\u7b97\u4ee3\u7801\u5c31\u53d8\u6210\u4e86\u8fd9\u6837\uff0c\u53ef\u4ee5\u770b\u5230\u4f5c\u8005\u5148\u901a\u8fc7\u6309\u4f4d\u4e0e\u62fc\u63a5\u6240\u6709\u8981\u5224\u65ad\u7684\u72b6\u6001\u503c\uff0c\u7136\u540e\u901a\u8fc7\u6309\u4f4d\u4e0e\u5224\u65ad\u662f\u5426\u7b26\u5408\u5176\u4e2d\u4e00\u79cd\u60c5\u51b5\uff0c\u5982\u679c\u4e0d\u4e3a0\u8bf4\u660e\u547d\u4e2d\u67d0\u79cd\u72b6\u6001\uff0c\u8fd4\u56detrue\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_4\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">private<\/span> boolean <span class=\"token function\">ranOrCancelled<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">int state<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">(<\/span>state <span class=\"token operator\">&amp;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">RAN<\/span> <span class=\"token operator\">|<\/span> <span class=\"token constant\">CANCELLED<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_4\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h4>4. \u903b\u8f91\u6216\u77ed\u8def\u8fd0\u7b97\u7b80\u5316\u6761\u4ef6\u5206\u652f<\/h4>\n<p>\u903b\u8f91\u6216\u8fd0\u7b97\u4e5f\u662f\u4e00\u4e2a\u6bd4\u8f83\u5e38\u7528\u7684\u8fd0\u7b97\u7b26\uff0c\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\u78b0\u5230\u4e00\u4e2a\u8fd0\u7b97\u7ed3\u679c\u4e3atrue\u5219\u76f4\u63a5\u77ed\u8def\uff0c\u4e0d\u518d\u8fdb\u884c\u540e\u7eed\u7684\u903b\u8f91\u5224\u65ad\u3002 \u5373if(\u8868\u8fbe\u5f0f1||\u8868\u8fbe\u5f0f2)\uff0c\u5982\u679c\u8868\u8fbe\u5f0f1\u4e3atrue\uff0c\u90a3\u4e48\u76f4\u63a5\u8fd4\u56de\u4e0d\u518d\u8fdb\u884c\u8868\u8fbe\u5f0f2\u7684\u8ba1\u7b97\u3002\u53cd\u4e4b\u5982\u679c\u8868\u8fbe\u5f0f1\u4e3afalse\uff0c\u5219\u7ee7\u7eed\u8fdb\u884c\u8868\u8fbe\u5f0f2\u7684\u8ba1\u7b97\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/58080c224213b73556b344212ea99e052b307e.webp\" data-type=\"block\" \/><\/p>\n<p>\u8fd9\u5176\u4e2d\u6700\u7ecf\u5178\u7684\u4f7f\u7528\u573a\u666f\u5c31\u662fConcurrentSkipListMap\u7684putIfAbsent\u903b\u8f91\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u4f1a\u5224\u65ad\u5f53\u524dkey\u662f\u5426\u5b58\u5728\uff0c\u5982\u679c\u4e0d\u5b58\u5728\u624d\u8fdb\u884cput\u64cd\u4f5c\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_5\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ConcurrentSkipListMap<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">putIfAbsent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"key\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"value\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<ul id=\"code_id_5\" class=\"pre-numbering\">\n<li>1.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u800cputIfAbsent\u548cput\u65b9\u6cd5\u5e95\u5c42\u90fd\u590d\u7528\u4e86putVal\u65b9\u6cd5\uff0c\u53ea\u4e0d\u8fc7putIfAbsent\u7684onlyIfAbsent\u4f20\u7684\u662ftrue\uff0c\u800cput\u662ffalse\uff0c\u6240\u4ee5\u540e\u8005\u9047\u5230\u76f8\u540c\u7684key\u4f1a\u8986\u76d6value\u3002 \u4e8e\u662f\u5f53ConcurrentSkipListMap\u8fdb\u884cput\u64cd\u4f5c\u65f6\u9047\u5230\u76f8\u540ckey\u65f6\uff0c\u5c31\u4f1a\u6709\u8fd9\u6837\u7684\u903b\u8f91\uff1a<\/p>\n<ul data-id=\"u738a58b-3Mt1BxcN\">\n<li data-id=\"ld70c578-hqa2Wgn9\">\u5982\u679conlyIfAbsent\u4e3afalse\uff0c\u8bf4\u660e\u662fput\u64cd\u4f5c\uff0c\u76f4\u63a5\u901a\u8fc7CAS\u539f\u5b50\u64cd\u4f5c\u8986\u76d6\u6389value\uff0c\u5982\u679c\u5931\u8d25\u5219\u7ee7\u7eed\u5faa\u73af\u8fdb\u884cCAS\u64cd\u4f5c\u3002<\/li>\n<li data-id=\"ld70c578-mjmdD6Cs\">\u5982\u679conlyIfAbsent\u4e3atrue\uff0c\u5219\u8bf4\u660e\u5219\u8bf4\u660e\u662fputIfAbsent\uff0c\u4e0d\u8fdb\u884c\u4fee\u6539\u76f4\u63a5\u8fd4\u56de\u5f53\u524dmap\u4e2d\u7684value\u3002<\/li>\n<\/ul>\n<p>\u5047\u8bbe\u6211\u4eec\u73b0\u5728\u5c31\u9700\u8981\u7f16\u5199\u8fd9\u6837\u4e00\u6bb5\u903b\u8f91\uff0c\u6211\u4eec\u7684\u5199\u6cd5\u53ef\u80fd\u662f\u8fd9\u6837\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_6\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u5982\u679c\u8bbe\u7f6e\u7a7a\u624d\u5141\u8bb8\u63d2\u5165\u5219\u76f4\u63a5\u8fd4\u56de\u539f\u503c<\/span>\r\n                        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>onlyIfAbsent<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                            @<span class=\"token function\">SuppressWarnings<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"unchecked\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token constant\">V<\/span> vv <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">V<\/span><span class=\"token punctuation\">)<\/span> v<span class=\"token punctuation\">;<\/span>\r\n                            <span class=\"token keyword\">return<\/span> vv<span class=\"token punctuation\">;<\/span>\r\n                        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">.<\/span><span class=\"token function\">casValue<\/span><span class=\"token punctuation\">(<\/span>v<span class=\"token punctuation\">,<\/span> value<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token comment\">\/\/\u53cd\u4e4b\u5c31\u662fput\u903b\u8f91\uff0c\u76f4\u63a5\u539f\u5b50\u4fee\u6539\u7136\u540e\u8fd4\u56de\u4fee\u6539\u540e\u7684v\u7684\u503c<\/span>\r\n                            @<span class=\"token function\">SuppressWarnings<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"unchecked\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token constant\">V<\/span> vv <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">V<\/span><span class=\"token punctuation\">)<\/span> v<span class=\"token punctuation\">;<\/span>\r\n                            <span class=\"token keyword\">return<\/span> vv<span class=\"token punctuation\">;<\/span>\r\n                        <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_6\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5b9e\u9645\u4e0a\u8fd9\u79cd\u770b\u770b\u7b2c\u4e00\u6bb5\u903b\u8f91\u662f\u5426\u4e3atrue\uff0c\u82e5\u4e0d\u4e3atrue\u5219\u8fdb\u884c\u7b2c\u4e8c\u6bb5\u7684\u903b\u8f91\u5b8c\u5168\u53ef\u4ee5\u901a\u8fc7\u672c\u5c0f\u8282\u6240\u63d0\u53ca\u7684\u903b\u8f91\u6216\u8fd0\u7b97\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_7\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u5982\u679conlyIfAbsent\u4e3atrue\u5219\u8bf4\u660e\u53ea\u6709key\u4e3a\u7a7a\u60c5\u51b5\u4e0b\u624d\u53ef\u8d4b\u503c\uff0c\u4e0d\u6267\u884c\u540e\u7eed\u903b\u8f91\u76f4\u63a5\u8fd4\u56demap\u4e2d\u7684vv<\/span>\r\n<span class=\"token comment\">\/\/\u53cd\u4e4b\u8fdb\u884c\u539f\u5b50\u64cd\u4f5c\u7136\u540e\u5c06\u4fee\u6539\u540e\u7684vv\u8fd4\u56de<\/span>\r\n <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>onlyIfAbsent <span class=\"token operator\">||<\/span> n<span class=\"token punctuation\">.<\/span><span class=\"token function\">casValue<\/span><span class=\"token punctuation\">(<\/span>v<span class=\"token punctuation\">,<\/span> value<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n         @<span class=\"token function\">SuppressWarnings<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"unchecked\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token constant\">V<\/span> vv <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token constant\">V<\/span><span class=\"token punctuation\">)<\/span>v<span class=\"token punctuation\">;<\/span>\r\n           <span class=\"token keyword\">return<\/span> vv<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_7\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u540c\u7406\u6211\u4eec\u518d\u7ed9\u51fa\u8fd9\u6837\u4e00\u4e2a\u4f8b\u5b50\u6f14\u793a\u4e00\u4e0b\u7b14\u8005\u7684\u91cd\u6784\u601d\u8def\uff0c\u5728\u8457\u540d\u7684java\u5ea6\u91cf\u6846\u67b6micrometer\u4e2d\u6709\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684timer\u8ba1\u65f6\u5668\uff0c\u5176\u5e95\u5c42\u6709\u4e2a\u65f6\u95f4\u7a97\u53e3\u5de5\u5177\uff0c\u5b83\u4f1a\u5e76\u53d1\u4f20\u5165\u6700\u65b0\u7684\u6837\u672c\u503csample\u548c\u6211\u4eec\u5f53\u524d\u7ef4\u62a4\u7684\u539f\u5b50\u7c7bmax\u8fdb\u884c\u6bd4\u5bf9\uff0c\u5bf9\u5e94\u903b\u8f91\u4e3a\uff1a<\/p>\n<ul data-id=\"u738a58b-5aSHrwgK\">\n<li data-id=\"ld70c578-0eiUkanu\">\u5982\u679cmax\u5927\u4e8esample\uff0c\u5219\u76f4\u63a5\u8fd4\u56de<\/li>\n<li data-id=\"ld70c578-kpKKd547\">\u5982\u679cmax\u5c0f\u4e8esample\uff0c\u5219\u901a\u8fc7cas\u7684\u65b9\u5f0f\u5c06\u5176\u4fee\u6539\u4e3asample\uff0c\u56e0\u4e3a\u53ef\u80fd\u6d89\u53ca\u5e76\u53d1\u66f4\u65b0\u539f\u5b50\u7c7b\uff0c\u6240\u4ee5\u5931\u8d25\u540e\u5c31\u5fc5\u987b\u91cd\u65b0\u62c9\u53d6\u539f\u5b50\u7c7b\u7684\u6700\u65b0\u503c\u8fdb\u884c\u6bd4\u5bf9\uff0c\u660e\u786esample\u4f9d\u7136\u5927\u4e8e\u8fd9\u4e2a\u503c\u624d\u80fd\u8fdb\u884c\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/04cc0ca3289d8bc64ad353de2d5009bd06345c.webp\" data-type=\"block\" \/><\/p>\n<p>\u4e8e\u662f\u6211\u4eec\u5c31\u53ef\u4ee5\u7f16\u5199\u51fa\u4e0b\u9762\u8fd9\u6837\u4e00\u6bb5\u4ee3\u7801\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_8\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">updateMax<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">AtomicLong max<span class=\"token punctuation\">,<\/span> long sample<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n        long curMax <span class=\"token operator\">=<\/span> max<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/\/\u4f20\u5165sample\u5c0f\u4e8e\u5f53\u524d\u7ef4\u62a4\u7684\u539f\u5b50\u7c7b\u76f4\u63a5\u8fd4\u56de<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>curMax <span class=\"token operator\">&gt;=<\/span> sample<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token comment\">\/\/sample\u5927\u4e8e\u5f53\u524d\u7ef4\u62a4\u7684max\u5219\u4e0d\u65adcas,\u82e5\u5931\u8d25\u5219\u6bd4\u5bf9\u518d\u8fdb\u884ccas<\/span>\r\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token comment\">\/\/cas\u6210\u529f\u5219\u76f4\u63a5\u8fd4\u56de<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>max<span class=\"token punctuation\">.<\/span><span class=\"token function\">compareAndSet<\/span><span class=\"token punctuation\">(<\/span>curMax<span class=\"token punctuation\">,<\/span> sample<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n            <span class=\"token comment\">\/\/cas\u5931\u8d25\u5219\u91cd\u65b0\u83b7\u53d6max,\u8fdb\u884c\u6bd4\u5bf9<\/span>\r\n            curMax <span class=\"token operator\">=<\/span> max<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>curMax <span class=\"token operator\">&gt;=<\/span> sample<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token punctuation\">}<\/span>\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_8\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u6211\u4eec\u5148\u6765\u7b2c\u4e00\u6b65\u91cd\u6784\u5427\uff0creview\u4e00\u4e0b\u8fd9\u6bb5\u4ee3\u7801\uff0c\u53ef\u4ee5\u53d1\u73b0\u4ee3\u7801\u7a0d\u663e\u5570\u55e6\uff0c\u5faa\u73af\u4e0a\u4e0b\u90fd\u6d89\u53casample\u7684\u6bd4\u5bf9\uff0c\u7a0d\u52a0\u601d\u7d22\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u53d1\u73b0\u5c06\u5faa\u73af\u5185\u90e8\u7684sample\u6bd4\u5bf9\u903b\u8f91\u79fb\u9664\uff0c\u540c\u65f6\u76f4\u63a5\u5c06\u5faa\u73af\u4e0a\u65b9\u7684\u6bd4\u5bf9\u903b\u8f91\u76f4\u63a5\u653e\u5230\u5faa\u73af\u5185\u90e8\u3002 \u8fd9\u6837\u4e00\u6765\u6bd4\u5bf9\u903b\u8f91\u548c\u5faa\u73afcas\u5e76\u53d1\u66f4\u65b0\u90fd\u5171\u4eab\u4e00\u6bb5\u6bd4\u5bf9\u903b\u8f91\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_9\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">updateMax<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">AtomicLong max<span class=\"token punctuation\">,<\/span> long sample<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n        \r\n        \r\n        <span class=\"token comment\">\/\/sample\u5927\u4e8e\u5f53\u524d\u7ef4\u62a4\u7684max\u5219\u4e0d\u65adcas,\u82e5\u5931\u8d25\u5219\u6bd4\u5bf9\u518d\u8fdb\u884ccas<\/span>\r\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            long curMax <span class=\"token operator\">=<\/span> max<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/\/\u4f20\u5165sample\u5c0f\u4e8e\u5f53\u524d\u7ef4\u62a4\u7684\u539f\u5b50\u7c7b\u76f4\u63a5\u8fd4\u56de<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>curMax <span class=\"token operator\">&gt;=<\/span> sample<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n            <span class=\"token comment\">\/\/cas\u6210\u529f\u5219\u76f4\u63a5\u8fd4\u56de<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>max<span class=\"token punctuation\">.<\/span><span class=\"token function\">compareAndSet<\/span><span class=\"token punctuation\">(<\/span>curMax<span class=\"token punctuation\">,<\/span> sample<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token punctuation\">}<\/span>\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_9\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u7ed3\u5408\u8fd9\u6bb5\u903b\u8f91\uff0c\u6211\u4eec\u53d1\u73b0\u8fd9\u6bb5\u903b\u8f91\u672c\u8d28\u4e0a\u5c31\u662f\uff1a<\/p>\n<ul data-id=\"u738a58b-oeHaoJlq\">\n<li data-id=\"ld70c578-Wn1gnY6K\">\u6bd4\u5bf9sample\u5c0f\u4e8emax\u76f4\u63a5\u7ed3\u675f\uff0c\u53cd\u4e4b\u8fdb\u5165\u6b65\u9aa42<\/li>\n<li data-id=\"ld70c578-ruBi1D19\">cas\u66f4\u65b0\uff0c\u82e5\u6210\u529f\u5219\u7ed3\u675f\u5faa\u73af\uff0c\u53cd\u4e4b\u7ee7\u7eed\u5faa\u73af\u56de\u5230\u6b65\u9aa41<\/li>\n<\/ul>\n<p>\u8fd9\u672c\u8d28\u4e0a\u5c31\u662f\u901a\u8fc7\u77ed\u8def\u8fd0\u7b97\u7b26\u7cbe\u7b80\u8fd9\u6bb5\u903b\u8f91\uff0c\u786e\u4fdd\u6bd4\u5bf9\u903b\u8f91\u53ef\u4ee5\u590d\u7528\u7684\u60c5\u51b5\u4e0b\uff0c\u901a\u8fc7\u77ed\u8def\u8fd0\u7b97\u7b26\u4fdd\u8bc1\u5c06\u4e24\u7aef\u903b\u8f91\u5408\u5e76\u5230\u4e00\u4e2aif\u5206\u652f\u4e0a\uff0c\u4ee5\u7b80\u5316\u4ee3\u7801\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_10\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">updateMax<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">AtomicLong max<span class=\"token punctuation\">,<\/span> long sample<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n\r\n\r\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            long curMax <span class=\"token operator\">=<\/span> max<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/\/\u82e5sample\u5c0f\u4e8emax\u5219\u76f4\u63a5\u77ed\u8def\u7ed3\u675f\u5faa\u73af,\u53cd\u4e4bcas\u5c1d\u8bd5\u66f4\u65b0max\u7684\u503c<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>curMax <span class=\"token operator\">&gt;=<\/span> sample <span class=\"token operator\">||<\/span> max<span class=\"token punctuation\">.<\/span><span class=\"token function\">compareAndSet<\/span><span class=\"token punctuation\">(<\/span>curMax<span class=\"token punctuation\">,<\/span> sample<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n\r\n        <span class=\"token punctuation\">}<\/span>\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_10\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h4>5. \u903b\u8f91\u4e0e\u77ed\u8def\u8fd0\u7b97\u5b9e\u73b0\u6761\u4ef6\u5b88\u536b<\/h4>\n<p>\u548c\u903b\u8f91\u6216\u6709\u6240\u4e0d\u540c\uff0c\u903b\u8f91\u4e0e\u8fd0\u7b97\u5fc5\u987b\u4e24\u8005\u90fd\u4e3atrue\u624d\u80fd\u8fd4\u56detrue\uff0c\u8fd9\u610f\u5473\u7740\u5373\u4f7f\u7b2c\u4e00\u4e2a\u8868\u8fbe\u5f0f\u4e3atrue\uff0c\u7b2c\u4e8c\u4e2a\u8868\u8fbe\u5f0f\u4f9d\u7136\u4f1a\u53c2\u4e0e\u8fd0\u7b97\u3002\u53cd\u4e4b\u5982\u679c\u7b2c\u4e00\u4e2a\u8868\u8fbe\u5f0f\u4e3afalse\uff0c\u7b2c\u4e8c\u4e2a\u8868\u8fbe\u5f0f\u5c31\u6ca1\u6709\u8ba1\u7b97\u7684\u5fc5\u8981\u4e86\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/1312e2e59f1ec7c4d6c293c4b4f34bbc341dc1.webp\" data-type=\"block\" \/><\/p>\n<p>\u8fd9\u5176\u4e2d\u6bd4\u8f83\u7ecf\u5178\u7684\u7528\u6cd5\u5c31\u662fFutureTask\u6e90\u7801\u4e2dcancel\u65b9\u6cd5\u7684\u8fd0\u7528\uff0c\u5b83\u7684\u903b\u8f91\u662fFutureTask\u72b6\u6001\u5fc5\u987b\u4e3aNEW\u7684\u60c5\u51b5\u4e0b\uff0c\u624d\u80fd\u8fdb\u884cCAS\u72b6\u6001\u4fee\u6539\uff0c\u6309\u7167\u5e38\u89c4\u7684\u5199\u6cd5\uff0c\u6211\u4eec\u53ef\u80fd\u4f1a\u8fd9\u6837\u5199\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_11\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u5982\u679c\u72b6\u6001\u4e3anew<\/span>\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>state<span class=\"token operator\">==<\/span><span class=\"token constant\">NEW<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token comment\">\/\/\u4f7f\u7528CAS\u5c06\u72b6\u6001\u4fee\u6539\u4e3a\u4e2d\u65ad\u6001\uff0c\u5982\u679c\u5931\u8d25\u5219\u8fd4\u56defalse<\/span>\r\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token constant\">UNSAFE<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">compareAndSwapInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> stateOffset<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">NEW<\/span><span class=\"token punctuation\">,<\/span>\r\n                    mayInterruptIfRunning <span class=\"token operator\">?<\/span> <span class=\"token constant\">INTERRUPTING<\/span> <span class=\"token operator\">:<\/span> <span class=\"token constant\">CANCELLED<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>\r\n                <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_11\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fd9\u660e\u663e\u8fd9\u79cdif\u6761\u4ef61\u4e3atrue\uff0c\u5c31\u6267\u884c\u6761\u4ef62\u5e76\u67e5\u770b\u6761\u4ef62\u6267\u884c\u7ed3\u679c\u7684\u903b\u8f91\u8fdb\u884c\u540e\u7eed\u903b\u8f91\u5904\u7406\u7684\u6211\u4eec\u5b8c\u5168\u53ef\u4ee5\u901a\u8fc7\u903b\u8f91\u4e0e\u8fd0\u7b97\u66ff\u4ee3\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_12\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token punctuation\">(<\/span>state <span class=\"token operator\">==<\/span> <span class=\"token constant\">NEW<\/span> <span class=\"token operator\">&amp;&amp;<\/span>\r\n                <span class=\"token constant\">UNSAFE<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">compareAndSwapInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> stateOffset<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">NEW<\/span><span class=\"token punctuation\">,<\/span>\r\n                        mayInterruptIfRunning <span class=\"token operator\">?<\/span> <span class=\"token constant\">INTERRUPTING<\/span> <span class=\"token operator\">:<\/span> <span class=\"token constant\">CANCELLED<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<ul id=\"code_id_12\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h4>6. Netty\u4e2d\u6309\u4f4d\u4e0e\u5b9e\u73b0\u9ad8\u6548\u8f6e\u8be2\u7d22\u5f15<\/h4>\n<p>\u4e3a\u4e86\u4fdd\u8bc1\u7ebf\u7a0b\u7684\u516c\u5e73\u8c03\u5ea6\uff0c\u6211\u4eec\u901a\u5e38\u4f1a\u91c7\u7528\u8f6e\u8be2\u7b97\u6cd5\uff0c\u5047\u8bbe\u6211\u4eec\u67098\u4e2a\u7ebf\u7a0b\uff0c\u6309\u7167\u8f6e\u8be2\u7b97\u6cd5\u4e00\u6b21\u8c03\u7528\u987a\u5e8f\u4e3a\uff1a\u7ebf\u7a0b0\u3001\u7ebf\u7a0b1 &#8230;&#8230;..\u7ebf\u7a0b7\uff0c\u7136\u540e\u624d\u4ece\u7ebf\u7a0b0\u5f00\u59cb\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/9238ec862bcf663c4fe189a9223138a750eab0.webp\" data-type=\"block\" \/><\/p>\n<p>\u6309\u7167\u6b63\u5e38\u7684\u5199\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u539f\u5b50\u7c7b\u8fdb\u884c\u9012\u589e\uff0c\u7136\u540e\u548c\u7ebf\u7a0b\u6570\u8fdb\u884c\u53d6\u6a21\u8fd0\u7b97\u5373\u53ef\u83b7\u53d6\u5230\u5f53\u524d\u4e8b\u4ef6\u901a\u8fc7\u90a3\u4e2a\u7ebf\u7a0b\u6267\u884c\uff1a<\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u7684\u8ba1\u7b97\u7684\u503c\u6765\u523016\uff0c\u6309\u7167\u53d6\u6a21\u7b97\u6cd5\u5b83\u5bf9\u5e94\u7684\u7d22\u5f15\u4e3a0\uff0c\u6b64\u65f6\u65b0\u6765\u4e00\u4e2a\u4e8b\u4ef6\u9700\u8981\u7ebf\u7a0b\u5904\u7406\uff0c\u4e8e\u662f\u539f\u5b50\u7c7b\u539f\u5b50\u81ea\u589e1\u5f97\u523017\uff0c\u901a\u8fc7\u53d6\u6a21\u8fd0\u7b97\u6700\u7ec8\u5f97\u5230\u7d22\u5f151\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/094655c713b9d02cad0418ecd1ca15ef66b648.webp\" data-type=\"block\" \/><\/p>\n<p>\u5bf9\u5e94\u7684\u6e90\u7801\u5b9e\u73b0\u5b9e\u73b0\u5982\u4e0b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_13\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u539f\u5b50\u5b50\u7c7b\u8bb0\u5f55\u5f53\u524d\u7d22\u5f15\u503c<\/span>\r\n<span class=\"token keyword\">private<\/span> final AtomicLong idx <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">AtomicLong<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n @Override\r\n        <span class=\"token keyword\">public<\/span> EventExecutor <span class=\"token function\">next<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n         <span class=\"token comment\">\/\/idx\u81ea\u589e\u548c\u7ebf\u7a0b\u957f\u5ea6\u8fdb\u884c\u53d6\u6a21<\/span>\r\n            <span class=\"token keyword\">return<\/span> executors<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">(<\/span>int<span class=\"token punctuation\">)<\/span> Math<span class=\"token punctuation\">.<\/span><span class=\"token function\">abs<\/span><span class=\"token punctuation\">(<\/span>idx<span class=\"token punctuation\">.<\/span><span class=\"token function\">getAndIncrement<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> executors<span class=\"token punctuation\">.<\/span>length<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_13\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u53d6\u6a21\u8fd0\u7b97\u7684\u6027\u80fd\u8868\u73b0\u660e\u663e\u662f\u6ca1\u6709\u4f4d\u8fd0\u7b97\u51fa\u8272\u7684\uff0c\u6240\u4ee5Netty\u63d0\u51fa\u4e86\u4e00\u79cd\u66f4\u52a0\u9ad8\u6548\u7684\u65b9\u6848\uff0c\u5373\u5f53\u7ebf\u7a0b\u6570\u4e3a2\u7684\u6b21\u5e42\u65f6\uff0c\u901a\u8fc7\u539f\u5b50\u7c7b\u81ea\u589e\u548c\u7ebf\u7a0b\u6570-1\u8fdb\u884c\u6309\u4f4d\u4e0e\u8fd0\u7b97\u3002 \u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5047\u8bbe\u5f53\u524d\u7d22\u5f15\u503c\u8fd8\u662f16\uff0c\u4e5f\u5c31\u662f\u76844\u6b21\u65b9\uff0c\u6362\u7b97\u62102\u8fdb\u5236\u5c31\u662f10000\uff0c\u7136\u540e2\u7684\u6b21\u5e42\u51cf\u53bb1\u5373\u53ef\u5f97\u5230\u5c0f\u4e8e2\u7684\u6b21\u5e42\u4e14\u4f4e\u4f4d\u5168\u4e3a1\u7684\u4e8c\u8fdb\u52361111\uff0c\u8fd9\u6837\u4e00\u6765\u6211\u4eecidx\u65e0\u8bba\u600e\u4e48\u53d8\u5316\u548c\u8fd9\u4e2a\u51cf\u53bb1\u540e\u7684\u7ed3\u679c\u90fd\u4f1a\u5f97\u52301\u4e2a\u5c0f\u4e8e2\u7684\u6b21\u5e42\uff0c\u8fd9\u4e2a\u503c\u6c38\u8fdc\u5c0f\u4e8e\u7b49\u4e8e\u7ebf\u7a0b\u7d22\u5f15\u3002 \u6240\u4ee5\u7d22\u5f1516&amp;15=0\uff0c\u5f53\u81ea\u589e\u523017\u65f6\u5f97\u5230\u7684\u7ed3\u679c\u4e5f\u5f88\u4e0a\u6587\u4e00\u6837\u4e3a1\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/248ee23701dd15b44ff0037452b5282b2a266e.webp\" data-type=\"block\" \/><\/p>\n<p>\u6700\u7ec8\u6211\u4eec\u5c31\u5f97\u5230\u4e86\u8fd9\u6837\u4e00\u4e2a\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_14\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\">@Override\r\n        <span class=\"token keyword\">public<\/span> EventExecutor <span class=\"token function\">next<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token keyword\">return<\/span> executors<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">(<\/span>int<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span>idx<span class=\"token punctuation\">.<\/span><span class=\"token function\">getAndIncrement<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;<\/span> <span class=\"token punctuation\">(<\/span>executors<span class=\"token punctuation\">.<\/span>length <span class=\"token operator\">-<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_14\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3>\u4e8c\u3001\u8fdb\u9636\u5b9e\u8df5\u2014\u2014Redis \u4e8c\u8fdb\u5236\u7ffb\u8f6c\u7b97\u6cd5<\/h3>\n<h4>1. \u4e8c\u8fdb\u5236\u7ffb\u8f6c\u7b97\u6cd5\u7b80\u4ecb<\/h4>\n<p>\u8be5\u7b97\u6cd5\u662f\u7b14\u8005\u8fd1\u671f\u68b3\u7406redis scan\u6e90\u7801\u65f6\u53d1\u73b0\u7684\u4e00\u4e2a\u4f18\u79c0\u8bbe\u8ba1\uff0c\u5373\u4e8c\u8fdb\u5236\u7ffb\u8f6c\uff0c\u4e5f\u7b97\u662f\u7ed3\u5408\u4e00\u4e9b\u5e38\u89c1\u4f4d\u8fd0\u7b97\u7684\u7efc\u5408\u7b97\u6cd5\uff0c\u8be5\u7b97\u6cd5\u8981\u5b9e\u73b0\u7684\u6548\u679c\u4e5f\u5f88\u7b80\u5355\uff0c\u5c31\u662f\u5c06\u4e8c\u8fdb\u5236\u5b8c\u5168\u53cd\u5411\u7ffb\u8f6c\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/66c5f4288ebfe7b1bd370112b2cdbb6bbe7f69.webp\" data-type=\"block\" \/><\/p>\n<h4>2. \u4e8c\u5206\u4ea4\u6362\u6cd5\u539f\u7406\u63a8\u5bfc<\/h4>\n<p>\u5bf9\u4e8e\u5927\u90e8\u5206Java\u5f00\u53d1\u800c\u8a00\uff0c\u5bf9\u4e8e\u6b64\u7c7b\u9700\u6c42\u4e00\u822c\u90fd\u4f1a\u901a\u8fc7\u7a7a\u95f4\u6362\u65f6\u95f4\u7684\u65b9\u5f0f\u4e13\u95e8\u7ef4\u62a4\u4e00\u4e2a\u53d8\u91cf\uff0c\u4ece\u9ad8\u4f4d\u8bfb\u53d6\u539f\u4e8c\u8fdb\u5236\u6570\u503c\uff0c\u5b8c\u6210\u4e8c\u8fdb\u5236\u7ffb\u8f6c\u3002\u8fd9\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684\u6734\u7d20\u5faa\u73af\uff0c\u8be5\u7b97\u6cd5\u867d\u7136\u4e5f\u80fd\u591f\u51c6\u786e\u5b9e\u73b0\u4e8c\u8fdb\u5236\u7ffb\u8f6c\uff0c\u4f46\u5374\u5728\u5982\u4e0b\u7f3a\u9677\uff1a<\/p>\n<ul data-id=\"u738a58b-GvwGwb3O\">\n<li data-id=\"ld70c578-nyF4SJeb\">\u9700\u8981\u989d\u5916\u7ef4\u62a4\u4e00\u4efd\u7a7a\u95f4<\/li>\n<li data-id=\"ld70c578-GFsLKhVD\">\u7ffb\u8f6c\u6b21\u6570\u548c\u6570\u636e\u5927\u5c0f\u6709\u5173\uff0c\u82e5\u662fint\u5219\u662f32\u6b21\uff0clong\u7c7b\u578b\u5219\u662f64\u6b21<\/li>\n<li data-id=\"ld70c578-Y50Y56f5\">\u6bcf\u4e00\u8f6e\u6570\u636e\u7ed3\u6784\u90fd\u4f9d\u8d56\u4e0a\u4e00\u8f6e\uff0c\u4e14\u8be5\u7b97\u6cd5\u662f\u9010\u4f4d\u63a8\u8fdb\uff0c\u5bfc\u81f4\u6570\u636e\u5192\u9669\u94fe\u8def\u53d8\u957f<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/566c58d5430ac7f43d7836cfbb10cd2710b25c.webp\" data-type=\"block\" \/><\/p>\n<p>\u7531\u6b64\u5c31\u6709\u4e86\u6211\u4eec\u8981\u4ecb\u7ecd\u7684rev\u7b97\u6cd5\uff0c\u8be5\u7b97\u6cd5\u7684\u5de5\u4f5c\u539f\u7406\u672c\u8d28\u5c31\u662f\u4e00\u79cd\u4e8c\u5206\u4ea4\u6362\u6cd5\uff0c\u901a\u8fc7\u4e8c\u5206\u601d\u7ef4\u51cf\u5c0f\u4e0a\u8ff0\u7b97\u6cd5\u5faa\u73af\u6b21\u6570\uff0c\u4e14\u907f\u514d\u4e86\u521b\u5efa\u989d\u5916\u53d8\u91cf\u7684\u5f00\u9500\uff0c\u63d0\u5347CPU\u7f13\u5b58\u7684\u5c40\u90e8\u6027\u6982\u7387\u548c\u6267\u884c\u6548\u7387\uff1a<\/p>\n<p>\u539f\u6587\u5730\u5740:http:\/\/graphics.stanford.edu\/~seander\/bithacks.html#ReverseParallel<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/a3193c7215945ae7c72978e4289babf15a05e4.webp\" data-type=\"block\" \/><\/p>\n<p>\u6211\u4eec\u8fd8\u662f\u4ee5\u4e0a\u8ff0\u4e8c\u8fdb\u5236\u65700110 1101\u4e3a\u4f8b\uff0c\u6f14\u793a\u4e00\u4e0b\u7ffb\u8f6c\u8fc7\u7a0b\uff0c\u5047\u8bbe\u8fd9\u662f\u4e00\u4e2a8bit\u7684\u6574\u6570\uff0c\u5bf9\u5e94\u7b2c\u4e00\u6b21\u7ffb\u8f6c\u5219\u662f8\/2\u4e5f\u5c31\u662f4\u4f4d\u4e00\u4e2a\u7ffb\u8f6c\uff0c\u7531\u6b64\u6211\u4eec\u5b8c\u6210\u7b2c\u4e00\u6b21\u7ffb\u8f6c\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/d4f9a8387ba3ef8565453683dec20e71a65de4.webp\" data-type=\"block\" \/><\/p>\n<p>\u5b8c\u62104\u4f4d\u7ffb\u8f6c\u540e\uff0c\u7ffb\u8f6c\u4f4d\u6570\u518d\u96642\uff0c\u4e5f\u5c31\u662f\u4e8c\u4f4d\u4e00\u6b21\u7ffb\u8f6c\uff0c\u4e00\u6b21\u7c7b\u63a8\uff0c\u6700\u7ec8\u4e00\u4f4d\u7ffb\u8f6c\uff0c\u5c31\u6784\u6210\u5b8c\u6574\u7684\u4e8c\u8fdb\u5236\u7ffb\u8f6c\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/a6010e2546c06572dbf299b0c3532a1c4c9d01.webp\" data-type=\"block\" \/><\/p>\n<h4>3. rev \u7b97\u6cd5\u5b9e\u73b0\u4e0e\u9010\u884c\u89e3\u6790<\/h4>\n<p>\u660e\u786e\u7b97\u6cd5\u539f\u7406\u4e4b\u540e\uff0c\u6211\u4eec\u5c31\u7ed9\u51fa\u5bf9\u5e94\u7684\u4ee3\u7801\u5b9e\u73b0\uff0c\u56e0\u4e3a\u6d89\u53ca\u6bd4\u8f83\u591a\u7684\u4f4d\u8fd0\u7b97\uff0c\u6240\u4ee5\u770b\u8d77\u6765\u6bd4\u8f83\u62bd\u8c61\uff0c\u6240\u4ee5\u6211\u4eec\u8fd8\u662f\u5e26\u5165\u5b9e\u9645\u6570\u636e\u7ed9\u8bfb\u8005\u8bf4\u660e\u4e00\u4e0b\uff0c\u6211\u4eec\u5047\u8bbe\uff1a<\/p>\n<ul data-id=\"u738a58b-5FcnFQwD\">\n<li data-id=\"ld70c578-YkwIjVxr\">\u5f85\u7ffb\u8f6c\u6570\u503c\u4e3a0110 1101<\/li>\n<li data-id=\"ld70c578-Zsinvod2\">\u6570\u503c\u5bf9\u5e94bit\u4e3a8<\/li>\n<li data-id=\"ld70c578-N1ZmExCx\">\u5728\u4ee3\u7801\u5c42\u9762\u7684\u7b2c\u4e00\u8f6e\u7ffb\u8f6c\u8fc7\u7a0b\u4e3a\uff1a<\/li>\n<li data-id=\"ld70c578-Ua398aK2\">bit\u96642\u5f97\u52304\uff0c\u4e5f\u5c31\u662f\u7b2c\u4e00\u8f6e\u7ffb\u8f6c4\u6574\u4f4d<\/li>\n<li data-id=\"ld70c578-jkodH4Sm\">\u9ad8\u4f4d0110\u901a\u8fc7\u53f3\u79fb\u653e\u5230\u4f4e\u4f4d\uff0c\u83b7\u5f970000 0110<\/li>\n<li data-id=\"ld70c578-0Y19jwC2\">\u4f4e\u4f4d1101\u901a\u8fc7\u5de6\u79fb\u653e\u5230\u9ad8\u4f4d\uff0c\u83b7\u5f971101 0000<\/li>\n<li data-id=\"ld70c578-vB4APnSo\">mask\u901a\u8fc7\u53f3\u79fb4\u4f4d\u914d\u5408\u5f02\u6216\u8fd0\u7b97\u83b7\u5f97\u4f4e\u4f4d\u4e3a1\u7684\u63a9\u7801 0000 1111\uff0c\u548c\u9ad8\u4f4d\u7ffb\u8f6c\u540e\u76840000 0110 \u8fdb\u884c\u6309\u4f4d\u4e0e\u83b7\u5f970000 0110<\/li>\n<li data-id=\"ld70c578-QJdYrKkK\">1101 0000 \u548cmask\u53d6\u53cd\u540e\u7684\u503c\u8fdb\u884c\u6309\u4f4d\u4e0e\uff0c\u83b7\u5f97 1101 0000<\/li>\n<li data-id=\"ld70c578-gH6lw0ue\">\u4e8c\u8005\u6309\u4f4d\u6216\u62fc\u63a5\uff0c\u5b8c\u6210\u56db\u4f4d\u7ffb\u8f6c 1101 0110<\/li>\n<\/ul>\n<p>\u5bf9\u5e94\u56fe\u89e3\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/f19ce3091fff4d3debd3525ebff8d06cae59c8.webp\" data-type=\"block\" \/><\/p>\n<p>\u6e90\u4ee3\u7801\u5982\u4e0b\uff0c\u8bfb\u8005\u4e5f\u53ef\u4ee5\u7ed3\u5408\u6ce8\u91ca\u4e86\u89e3\u7b97\u6cd5\u7684\u5de5\u4f5c\u8fc7\u7a0b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_15\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/**\r\n     * \u53cd\u8f6c64\u4f4dlong\u7684\u6bcf\u4e00\u4f4d\r\n     * @param v\r\n     * @return\r\n     *\/<\/span>\r\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> long <span class=\"token function\">rev<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">long v<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n        <span class=\"token comment\">\/\/\u83b7\u53d6long\u7684\u4f4d\u6570\uff0c\u7b49\u4ef7\u4e8eC\u8bed\u8a00\u7684 8 * sizeof(v)\uff0c\u537364\u4f4d<\/span>\r\n        int bit <span class=\"token operator\">=<\/span> Long<span class=\"token punctuation\">.<\/span><span class=\"token constant\">SIZE<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/\/\u83b7\u5f97\u4e00\u4e2a\u51681\u7684\u63a9\u7801,\u4f8b\u5982\uff1a0000 0000 =&gt; 1111 1111<\/span>\r\n        long mask <span class=\"token operator\">=<\/span> <span class=\"token operator\">~<\/span>0L<span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token comment\">\/**\r\n         * bit\u6570\u4e0d\u65ad\u96642\uff0c\u8fdb\u884c bit\u4f4d\u7684\u5faa\u73af\u53cd\u8f6c,\r\n         * \u5047\u8bbebit\u4e3a8 \u5219\u672c\u6b21\u4f4d\u8fd0\u7b97bit\u4e3a4\uff0c\u8fdb\u5165\u5faa\u73af\u5904\u7406\r\n         *\/<\/span>\r\n        <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>bit <span class=\"token operator\">&gt;&gt;=<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n            <span class=\"token comment\">\/**\r\n             * \u5de6\u79fb\u4f4d+\u5f02\u6216\uff0c\u83b7\u5f97\u4f4e\u4f4d1 \u9ad8\u4f4d0\u7684mask,\r\n             * \u4f8b\u5982\uff1a\u4f20\u51651111 1111 \u5bf9\u5e94\u7684\u8ba1\u7b97\u7ed3\u679c\u4e3a\uff1a\r\n             * 1. mask &lt;&lt; bit = 1111 1111 &lt;&lt; 4 = 1111 0000\r\n             * 2. mask ^=  1111 0000 = 1111 1111 ^ 1111 0000 = 0000 1111\r\n             *\/<\/span>\r\n            mask <span class=\"token operator\">^=<\/span> <span class=\"token punctuation\">(<\/span>mask <span class=\"token operator\">&lt;&lt;<\/span> bit<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n            <span class=\"token comment\">\/**\r\n             * \u5b8c\u6210bit\u4f4d\u7684\u7ffb\u8f6c\uff0c\u4f8b\u5982\uff1a\u4f20\u5165v 0110 1101 \u5bf9\u5e94\u7684\u8ba1\u7b97\u7ed3\u679c\u4e3a\uff1a\r\n             * 1. \u5c06\u9ad8\u4f4d\u7ffb\u8f6c\u5230\u4f4e\u4f4d\uff1a(v &gt;&gt; bit) &amp; mask = (0110 1101 &gt;&gt; 4) &amp; 0000 1111 = 0000 1101 \u5b8c\u6210\u9ad84\u4f4d\u7ffb\u8f6c\r\n             * 2. \u5c06\u4f4e\u4f4d\u7ffb\u8f6c\u5230\u9ad8\u4f4d\uff1a(v &lt;&lt; bit) &amp; ~mask = (0110 1101 &lt;&lt; 4) &amp; 1111 0000 = 1101 0000\r\n             * 3. 0000 1101 | 1111 0000 = 1111 1111\r\n             *\/<\/span>\r\n            v <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>v <span class=\"token operator\">&gt;&gt;<\/span> bit<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;<\/span> mask<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">|<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>v <span class=\"token operator\">&lt;&lt;<\/span> bit<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;<\/span> <span class=\"token operator\">~<\/span>mask<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        <span class=\"token punctuation\">}<\/span>\r\n        <span class=\"token keyword\">return<\/span> v<span class=\"token punctuation\">;<\/span>\r\n\r\n    <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<ul id=\"code_id_15\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<li>6.<\/li>\n<li>7.<\/li>\n<li>8.<\/li>\n<li>9.<\/li>\n<li>10.<\/li>\n<li>11.<\/li>\n<li>12.<\/li>\n<li>13.<\/li>\n<li>14.<\/li>\n<li>15.<\/li>\n<li>16.<\/li>\n<li>17.<\/li>\n<li>18.<\/li>\n<li>19.<\/li>\n<li>20.<\/li>\n<li>21.<\/li>\n<li>22.<\/li>\n<li>23.<\/li>\n<li>24.<\/li>\n<li>25.<\/li>\n<li>26.<\/li>\n<li>27.<\/li>\n<li>28.<\/li>\n<li>29.<\/li>\n<li>30.<\/li>\n<li>31.<\/li>\n<li>32.<\/li>\n<li>33.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u6d4b\u8bd5\u7528\u4f8b\u548c\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<div>\n<div class=\"hljs-cto\">\n<div class=\"hljs-cto\"><button class=\"copy_btn disable\" data-clipboard-target=\"#code_id_16\">\u590d\u5236<\/button><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"has-pre-numbering language-javascript\" tabindex=\"0\"><code class=\"language-javascript\"><span class=\"token comment\">\/\/\u6d4b\u8bd5\u7528\u4f8b\uff1a0x0123456789ABCDEFL \u4e8c\u8fdb\u5236\u6a21\u5f0f\u6e05\u6670\uff0c\u4fbf\u4e8e\u9a8c\u8bc1\u53cd\u8f6c\u7ed3\u679c<\/span>\r\n        long v <span class=\"token operator\">=<\/span> 0x0123456789ABCDEFL<span class=\"token punctuation\">;<\/span>\r\n        System<span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u53cd\u8f6c\u524d: \"<\/span> <span class=\"token operator\">+<\/span> <span class=\"token function\">toBinaryString<\/span><span class=\"token punctuation\">(<\/span>v<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        long reversed <span class=\"token operator\">=<\/span> <span class=\"token function\">rev<\/span><span class=\"token punctuation\">(<\/span>v<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n        System<span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u53cd\u8f6c\u540e: \"<\/span> <span class=\"token operator\">+<\/span> <span class=\"token function\">toBinaryString<\/span><span class=\"token punctuation\">(<\/span>reversed<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<ul id=\"code_id_16\" class=\"pre-numbering\">\n<li>1.<\/li>\n<li>2.<\/li>\n<li>3.<\/li>\n<li>4.<\/li>\n<li>5.<\/li>\n<\/ul>\n<div class=\"toolbar\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/s2.51cto.com\/oss\/202606\/03\/e66562e05cc823d20f0040e105b34f02fb3ac1.webp\" data-type=\"block\" \/><\/p>\n<h3>\u4e09\u3001\u5c0f\u7ed3<\/h3>\n<p>\u5728AI\u65f6\u4ee3\u624b\u5199\u7b97\u6cd5\u4ecd\u7136\u662f\u5fc5\u8981\u7684\uff0c\u4e0d\u5fc5\u4e3a\u6b64\u611f\u5230\u8d1f\u62c5\uff0c\u6211\u4eec\u9700\u8981\u7406\u89e3\u6838\u5fc3\u601d+\u5c11\u91cf\u5b9e\u73b0\u7ecf\u5178\u8303\u4f8b\uff0c\u5c31\u50cf\u6570\u5b66\u7684\u5fae\u79ef\u5206\u4e00\u6837\uff0c\u5c06\u6765\u4f60\u53ef\u80fd\u4f1a\u901a\u8fc7\u5df2\u5c01\u88c5\u597d\u7684\u51fd\u6570\u76f4\u63a5\u4f7f\u7528\uff0c\u4f46\u53ea\u6709\u4f60\u81ea\u884c\u63a8\u5bfc\u548c\u8fd0\u7b97\uff0c\u624d\u80fd\u771f\u6b63\u7406\u89e3\uff0c\u5e76\u7cbe\u51c6\u7684\u4f7f\u7528\u5b83\u3002<\/p>\n<p>\u8bb0\u4f4f\uff0cAI\u53ea\u662f\u4f60\u7684\u5de5\u5177\uff0c\u800c\u4f60\u8111\u4e2d\u7684\u7b97\u6cd5\u76f4\u89c9\uff0c\u624d\u662f\u51b3\u5b9a\u4f60\u80fd\u8d70\u591a\u8fdc\u7684\u6838\u5fc3\u80fd\u529b\u3002<\/p>\n<\/div>\n<p>\u6587\u7ae0\u6765\u81ea\uff1a51CTO<\/p>\n<\/div>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_29445\" 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class=\"pvc_clear\"><\/div>\n","protected":false},"author":56,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,23,20,80],"tags":[2205],"class_list":["post-29445","post","type-post","status-publish","format-standard","hentry","category-ai","category-23","category-20","category-80","tag-ai-"],"_links":{"self":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/29445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/comments?post=29445"}],"version-history":[{"count":1,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/29445\/revisions"}],"predecessor-version":[{"id":29446,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/29445\/revisions\/29446"}],"wp:attachment":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/media?parent=29445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/categories?post=29445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/tags?post=29445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}