{"id":74695,"date":"2024-03-20T14:45:45","date_gmt":"2024-03-20T05:45:45","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%83%9e%e3%83%ab%e3%83%81%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%81%ae%e5%85%b1%e6%9c%89%e3%82%ad%e3%83%a5%e3%83%bc%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2025-08-11T08:35:11","modified_gmt":"2025-08-10T23:35:11","slug":"java%e3%81%a7%e3%83%9e%e3%83%ab%e3%83%81%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%81%ae%e5%85%b1%e6%9c%89%e3%82%ad%e3%83%a5%e3%83%bc%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%83%9e%e3%83%ab%e3%83%81%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%81%ae%e5%85%b1%e6%9c%89%e3%82%ad%e3%83%a5%e3%83%bc%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Java\u3067\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u306e\u5171\u6709\u30ad\u30e5\u30fc\u3092\u5b9f\u88c5\u306e\u65b9\u6cd5"},"content":{"rendered":"<p>Java\u3067\u306f\u3001java.util.concurrent\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306eBlockingQueue\u3092\u7528\u3044\u3066\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u5171\u6709\u30ad\u30e5\u30fc\u3092\u5b9f\u88c5\u53ef\u80fd\u3002<\/p>\n<p>BlockingQueue\u306f\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u30ad\u30e5\u30fc\u3067\u3059\u3002<\/p>\n<ol>\n<li>put(E e):\u8981\u7d20\u3092\u30ad\u30e5\u30fc\u306e\u672b\u5c3e\u306b\u8ffd\u52a0\u3057\u3001\u30ad\u30e5\u30fc\u304c\u57cb\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u30d6\u30ed\u30c3\u30af\u3057\u3066\u5f85\u6a5f\u3057\u307e\u3059\u3002<\/li>\n<li>\u30ad\u30e5\u30fc\u5148\u982d\u306e\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002\u30ad\u30e5\u30fc\u304c\u7a7a\u306e\u5834\u5408\u306f\u30d6\u30ed\u30c3\u30af\u3057\u3066\u5f85\u3061\u307e\u3059\u3002<\/li>\n<li>offer(E e): \u8981\u7d20\u3092\u30ad\u30e5\u30fc\u306e\u672b\u5c3e\u306b\u8ffd\u52a0\u3059\u308b\u3002\u30ad\u30e5\u30fc\u304c\u3044\u3063\u3071\u3044\u306e\u5834\u5408\u3001false \u3092\u8fd4\u3059\u3002<\/li>\n<li>\u5148\u982d\u306e\u8981\u7d20\u3092\u524a\u9664\u3057\u3001\u8fd4\u3057\u307e\u3059\u3002\u30ad\u30e5\u30fc\u304c\u7a7a\u306e\u5834\u5408\u306f null \u3092\u8fd4\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u306b\u7c21\u5358\u306a\u30b3\u30fc\u30c9\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u793a\u3057\u307e\u3059:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.concurrent.BlockingQueue;\r\n<span class=\"hljs-keyword\">import<\/span> java.util.concurrent.LinkedBlockingQueue;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">SharedQueueExample<\/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\u4e00\u4e2a\u5bb9\u91cf\u4e3a10\u7684\u963b\u585e\u961f\u5217<\/span>\r\n        BlockingQueue&lt;Integer&gt; queue = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">LinkedBlockingQueue<\/span>&lt;&gt;(<span class=\"hljs-number\">10<\/span>);\r\n\r\n        <span class=\"hljs-comment\">\/\/ \u521b\u5efa\u5e76\u542f\u52a8\u591a\u4e2a\u751f\u4ea7\u8005\u7ebf\u7a0b<\/span>\r\n        <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">i<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>; i &lt; <span class=\"hljs-number\">5<\/span>; i++) {\r\n            <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">Producer<\/span>(queue).start();\r\n        }\r\n\r\n        <span class=\"hljs-comment\">\/\/ \u521b\u5efa\u5e76\u542f\u52a8\u4e00\u4e2a\u6d88\u8d39\u8005\u7ebf\u7a0b<\/span>\r\n        <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">Consumer<\/span>(queue).start();\r\n    }\r\n\r\n    <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Producer<\/span> <span class=\"hljs-keyword\">extends<\/span> <span class=\"hljs-title class_\">Thread<\/span> {\r\n        <span class=\"hljs-keyword\">private<\/span> <span class=\"hljs-keyword\">final<\/span> BlockingQueue&lt;Integer&gt; queue;\r\n\r\n        <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-title function_\">Producer<\/span><span class=\"hljs-params\">(BlockingQueue&lt;Integer&gt; queue)<\/span> {\r\n            <span class=\"hljs-built_in\">this<\/span>.queue = queue;\r\n        }\r\n\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-keyword\">try<\/span> {\r\n                <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">i<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>; i &lt; <span class=\"hljs-number\">10<\/span>; i++) {\r\n                    queue.put(i); <span class=\"hljs-comment\">\/\/ \u963b\u585e\u7b49\u5f85\u76f4\u5230\u961f\u5217\u6709\u7a7a\u95f2\u4f4d\u7f6e<\/span>\r\n                    System.out.println(<span class=\"hljs-string\">\"Produced: \"<\/span> + i);\r\n                    Thread.sleep(<span class=\"hljs-number\">1000<\/span>);\r\n                }\r\n            } <span class=\"hljs-keyword\">catch<\/span> (InterruptedException e) {\r\n                e.printStackTrace();\r\n            }\r\n        }\r\n    }\r\n\r\n    <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Consumer<\/span> <span class=\"hljs-keyword\">extends<\/span> <span class=\"hljs-title class_\">Thread<\/span> {\r\n        <span class=\"hljs-keyword\">private<\/span> <span class=\"hljs-keyword\">final<\/span> BlockingQueue&lt;Integer&gt; queue;\r\n\r\n        <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-title function_\">Consumer<\/span><span class=\"hljs-params\">(BlockingQueue&lt;Integer&gt; queue)<\/span> {\r\n            <span class=\"hljs-built_in\">this<\/span>.queue = queue;\r\n        }\r\n\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-keyword\">try<\/span> {\r\n                <span class=\"hljs-keyword\">while<\/span> (<span class=\"hljs-literal\">true<\/span>) {\r\n                    <span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">value<\/span> <span class=\"hljs-operator\">=<\/span> queue.take(); <span class=\"hljs-comment\">\/\/ \u963b\u585e\u7b49\u5f85\u76f4\u5230\u961f\u5217\u6709\u53ef\u7528\u5143\u7d20<\/span>\r\n                    System.out.println(<span class=\"hljs-string\">\"Consumed: \"<\/span> + value);\r\n                    Thread.sleep(<span class=\"hljs-number\">2000<\/span>);\r\n                }\r\n            } <span class=\"hljs-keyword\">catch<\/span> (InterruptedException e) {\r\n                e.printStackTrace();\r\n            }\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u300110\u5bb9\u91cf\u306e\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30ad\u30e5\u30fcqueue\u3092\u4f5c\u6210\u3057\u3066\u30015\u500b\u306e\u30d7\u30ed\u30c7\u30e5\u30fc\u30b5\u30fc\u30b9\u30ec\u30c3\u30c9\u30681\u500b\u306e\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u5404\u30d7\u30ed\u30c7\u30e5\u30fc\u30b5\u30fc\u30b9\u30ec\u30c3\u30c9\u306f\u3001\u7d76\u3048\u305a\u30ad\u30e5\u30fc\u306b\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u3001\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30b9\u30ec\u30c3\u30c9\u306f\u7d76\u3048\u305a\u30ad\u30e5\u30fc\u304b\u3089\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3057\u3066\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>BlockingQueue\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30ec\u30c3\u30c9\u540c\u671f\u3084Wait\/Notify\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u624b\u52d5\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u8907\u96d1\u3055\u304c\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u3067\u306f\u3001java.util.concurrent\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306eBlockingQueue\u3092\u7528\u3044\u3066\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u5171\u6709\u30ad\u30e5\u30fc\u3092\u5b9f\u88c5\u53ef\u80fd\u3002 BlockingQueue\u306f\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u30ad\u30e5\u30fc\u3067\u3059\u3002 put(E e):\u8981 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-74695","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\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u306e\u5171\u6709\u30ad\u30e5\u30fc\u3092\u5b9f\u88c5\u306e\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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