{"id":14165,"date":"2024-03-15T21:16:29","date_gmt":"2024-03-15T12:16:29","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e7%8f%be%e5%9c%a8%e3%81%ae%e6%99%82%e9%96%93%e3%81%8c%e7%89%b9%e5%ae%9a%e3%81%ae%e6%99%82%e9%96%93%e5%b8%af%e3%81%ab%e3%81%82%e3%82%8b%e3%81%8b%e3%81%a9%e3%81%86%e3%81%8b%e3%82%92\/"},"modified":"2025-08-05T20:38:27","modified_gmt":"2025-08-05T11:38:27","slug":"java%e3%81%a7%e7%8f%be%e5%9c%a8%e3%81%ae%e6%99%82%e9%96%93%e3%81%8c%e7%89%b9%e5%ae%9a%e3%81%ae%e6%99%82%e9%96%93%e5%b8%af%e3%81%ab%e3%81%82%e3%82%8b%e3%81%8b%e3%81%a9%e3%81%86%e3%81%8b%e3%82%92","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e7%8f%be%e5%9c%a8%e3%81%ae%e6%99%82%e9%96%93%e3%81%8c%e7%89%b9%e5%ae%9a%e3%81%ae%e6%99%82%e9%96%93%e5%b8%af%e3%81%ab%e3%81%82%e3%82%8b%e3%81%8b%e3%81%a9%e3%81%86%e3%81%8b%e3%82%92\/","title":{"rendered":"java\u3067\u73fe\u5728\u306e\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f"},"content":{"rendered":"<p>LocalTime\u30af\u30e9\u30b9\u3068LocalDateTime\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u73fe\u5728\u306e\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u67a0\u5185\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u3001LocalTime\u30af\u30e9\u30b9\u306enow()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3057\u3001\u305d\u308c\u304b\u3089\u305d\u306eisAfter()\u3068isBefore()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u73fe\u5728\u6642\u523b\u304c\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u3088\u308a\u3082\u524d\u304b\u5f8c\u308d\u304b\u3092\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u73fe\u5728\u306e\u6642\u9593\u304c\u5348\u524d9\u6642\u304b\u3089\u5348\u5f8c6\u6642\u306e\u9593\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\u3057\u305f\u3044\u5834\u5408\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.time.LocalTime;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Main<\/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-type\">LocalTime<\/span> <span class=\"hljs-variable\">startTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalTime.of(<span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">0<\/span>); <span class=\"hljs-comment\">\/\/ \u4e0a\u53489\u70b9<\/span>\r\n        <span class=\"hljs-type\">LocalTime<\/span> <span class=\"hljs-variable\">endTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalTime.of(<span class=\"hljs-number\">18<\/span>, <span class=\"hljs-number\">0<\/span>); <span class=\"hljs-comment\">\/\/ \u4e0b\u53486\u70b9<\/span>\r\n\r\n        <span class=\"hljs-type\">LocalTime<\/span> <span class=\"hljs-variable\">currentTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalTime.now(); <span class=\"hljs-comment\">\/\/ \u83b7\u53d6\u5f53\u524d\u65f6\u95f4<\/span>\r\n\r\n        <span class=\"hljs-keyword\">if<\/span> (currentTime.isAfter(startTime) &amp;&amp; currentTime.isBefore(endTime)) {\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f53\u524d\u65f6\u95f4\u5728\u4e0a\u53489\u70b9\u5230\u4e0b\u53486\u70b9\u4e4b\u95f4\"<\/span>);\r\n        } <span class=\"hljs-keyword\">else<\/span> {\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f53\u524d\u65f6\u95f4\u4e0d\u5728\u4e0a\u53489\u70b9\u5230\u4e0b\u53486\u70b9\u4e4b\u95f4\"<\/span>);\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u305d\u306e\u4ed6\u306b\u3001\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u5185\u306b\u73fe\u5728\u306e\u65e5\u4ed8\u3068\u6642\u9593\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u305f\u3044\u5834\u5408\u306f\u3001LocalDateTime\u30af\u30e9\u30b9\u306enow()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5728\u306e\u65e5\u4ed8\u3068\u6642\u9593\u3092\u53d6\u5f97\u3057\u3001\u305d\u306e\u5f8c\u3001isAfter()\u3084isBefore()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5728\u306e\u65e5\u4ed8\u3068\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u306e\u524d\u5f8c\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070\u3001\u73fe\u5728\u306e\u65e5\u4ed8\u3068\u6642\u523b\u304c2022\u5e741\u67081\u65e5\u306e\u5348\u524d9\u6642\u304b\u3089\u5348\u5f8c6\u6642\u306e\u9593\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\u3059\u308b\u5834\u5408\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.time.LocalDateTime;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Main<\/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-type\">LocalDateTime<\/span> <span class=\"hljs-variable\">startTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalDateTime.of(<span class=\"hljs-number\">2022<\/span>, <span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">0<\/span>); <span class=\"hljs-comment\">\/\/ 2022\u5e741\u67081\u65e5\u4e0a\u53489\u70b9<\/span>\r\n        <span class=\"hljs-type\">LocalDateTime<\/span> <span class=\"hljs-variable\">endTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalDateTime.of(<span class=\"hljs-number\">2022<\/span>, <span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">18<\/span>, <span class=\"hljs-number\">0<\/span>); <span class=\"hljs-comment\">\/\/ 2022\u5e741\u67081\u65e5\u4e0b\u53486\u70b9<\/span>\r\n\r\n        <span class=\"hljs-type\">LocalDateTime<\/span> <span class=\"hljs-variable\">currentDateTime<\/span> <span class=\"hljs-operator\">=<\/span> LocalDateTime.now(); <span class=\"hljs-comment\">\/\/ \u83b7\u53d6\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4<\/span>\r\n\r\n        <span class=\"hljs-keyword\">if<\/span> (currentDateTime.isAfter(startTime) &amp;&amp; currentDateTime.isBefore(endTime)) {\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4\u57282022\u5e741\u67081\u65e5\u4e0a\u53489\u70b9\u5230\u4e0b\u53486\u70b9\u4e4b\u95f4\"<\/span>);\r\n        } <span class=\"hljs-keyword\">else<\/span> {\r\n            System.out.println(<span class=\"hljs-string\">\"\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4\u4e0d\u57282022\u5e741\u67081\u65e5\u4e0a\u53489\u70b9\u5230\u4e0b\u53486\u70b9\u4e4b\u95f4\"<\/span>);\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>Japanese:<br \/>\n\u3053\u306e\u30b3\u30fc\u30c9\u4f8b\u306f\u3001LocalTime\u30af\u30e9\u30b9\u3068LocalDateTime\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5728\u306e\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u5185\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u6642\u9593\u5e2f\u3084\u5224\u65ad\u30ed\u30b8\u30c3\u30af\u3092\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>LocalTime\u30af\u30e9\u30b9\u3068LocalDateTime\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u73fe\u5728\u306e\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u67a0\u5185\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3067\u304d\u307e\u3059\u3002 \u6700\u521d\u3001LocalTime\u30af\u30e9\u30b9\u306enow()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3057\u3001\u305d\u308c\u304b\u3089\u305d\u306ei [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-14165","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\u73fe\u5728\u306e\u6642\u9593\u304c\u7279\u5b9a\u306e\u6642\u9593\u5e2f\u306b\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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