{"id":78795,"date":"2024-03-20T20:18:29","date_gmt":"2024-03-20T11:18:29","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%83%97%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e9%9d%9e%e5%90%8c%e6%9c%9f%e3%82%bf%e3%82%b9%e3%82%af%e3%82%92%e5%ae%9f%e8%a1%8c\/"},"modified":"2025-08-12T03:55:16","modified_gmt":"2025-08-11T18:55:16","slug":"java%e3%81%a7%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%83%97%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e9%9d%9e%e5%90%8c%e6%9c%9f%e3%82%bf%e3%82%b9%e3%82%af%e3%82%92%e5%ae%9f%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%83%97%e3%83%bc%e3%83%ab%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e9%9d%9e%e5%90%8c%e6%9c%9f%e3%82%bf%e3%82%b9%e3%82%af%e3%82%92%e5%ae%9f%e8%a1%8c\/","title":{"rendered":"Java\u3067\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u306e\u65b9\u6cd5"},"content":{"rendered":"<p>\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u7528\u3044\u305f\u975e\u540c\u671f\u30bf\u30b9\u30af\u306e\u5b9f\u88c5\u306b\u5fc5\u8981\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u56fa\u5b9a\u30b5\u30a4\u30ba\u306e\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306f\u3001Executors.newFixedThreadPool()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3067\u304d\u3001Executors.newCachedThreadPool()\u3084Executors.newSingleThreadExecutor()\u306a\u3069\u306e\u4ed6\u306e\u7a2e\u985e\u306e\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306eRunnable\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u30af\u30e9\u30b9\u5185\u3067\u3001\u975e\u540c\u671f\u30b9\u30ec\u30c3\u30c9\u3067\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308brun()\u30e1\u30bd\u30c3\u30c9\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u307e\u3059\u3002<\/li>\n<li>\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306b\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u9001\u4fe1\u3059\u308b\u306b\u306f\u3001execute() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30bf\u30b9\u30af\u3092\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306b\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u6b21\u306b\u30b7\u30f3\u30d7\u30eb\u306a\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.concurrent.ExecutorService;\r\n<span class=\"hljs-keyword\">import<\/span> java.util.concurrent.Executors;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">ThreadPoolExample<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        <span class=\"hljs-comment\">\/\/ \u521b\u5efa\u7ebf\u7a0b\u6c60\uff0c\u8fd9\u91cc\u4f7f\u7528\u56fa\u5b9a\u5927\u5c0f\u7684\u7ebf\u7a0b\u6c60<\/span>\r\n        <span class=\"hljs-type\">ExecutorService<\/span> <span class=\"hljs-variable\">executor<\/span> <span class=\"hljs-operator\">=<\/span> Executors.newFixedThreadPool(<span class=\"hljs-number\">5<\/span>);\r\n\r\n        <span class=\"hljs-comment\">\/\/ \u63d0\u4ea4\u5f02\u6b65\u4efb\u52a1<\/span>\r\n        executor.execute(<span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">MyTask<\/span>());\r\n\r\n        <span class=\"hljs-comment\">\/\/ \u5173\u95ed\u7ebf\u7a0b\u6c60<\/span>\r\n        executor.shutdown();\r\n    }\r\n\r\n    <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">MyTask<\/span> <span class=\"hljs-keyword\">implements<\/span> <span class=\"hljs-title class_\">Runnable<\/span> {\r\n        <span class=\"hljs-meta\">@Override<\/span>\r\n        <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">run<\/span><span class=\"hljs-params\">()<\/span> {\r\n            <span class=\"hljs-comment\">\/\/ \u5f02\u6b65\u4efb\u52a1\u7684\u4ee3\u7801\u903b\u8f91<\/span>\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f02\u6b65\u4efb\u52a1\u5f00\u59cb\u6267\u884c\"<\/span>);\r\n            <span class=\"hljs-comment\">\/\/ \u8fd9\u91cc\u53ef\u4ee5\u7f16\u5199\u5f02\u6b65\u4efb\u52a1\u7684\u5177\u4f53\u903b\u8f91<\/span>\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f02\u6b65\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5\"<\/span>);\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306e\u56fa\u5b9a\u30b5\u30a4\u30ba\u30925\u306b\u8a2d\u5b9a\u3057\u3001\u30ab\u30b9\u30bf\u30e0\u306eMyTask\u30bf\u30b9\u30af\u3092\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306b\u63d0\u51fa\u3057\u3066\u5b9f\u884c\u3055\u305b\u307e\u3059\u3002MyTask\u306fRunnable\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u3001run()\u30e1\u30bd\u30c3\u30c9\u5185\u306b\u306f\u30b9\u30ec\u30c3\u30c9\u3067\u975e\u540c\u671f\u306b\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001shutdown()\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3066\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u7528\u3044\u305f\u975e\u540c\u671f\u30bf\u30b9\u30af\u306e\u5b9f\u88c5\u306b\u5fc5\u8981\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002 \u56fa\u5b9a\u30b5\u30a4\u30ba\u306e\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u306f\u3001Executors.newFixedThreadPool()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3067\u304d\u3001Executors.newC [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-78795","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u3067\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u306e\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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content=\"Java\u3067\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u306e\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"Java\u3067\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u306e\u65b9\u6cd5\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3002\u5b9f\u8df5\u7684\u306a\u4f8b\u3068\u30b3\u30fc\u30c9\u3001\u6ce8\u610f\u70b9\u3092\u542b\u3081\u3066\u521d\u5fc3\u8005\u306b\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u8aac\u660e\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u3067\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u975e\u540c\u671f\u30bf\u30b9\u30af\u3092\u5b9f\u884c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-20T11:18:29+00:00\" 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