{"id":30244,"date":"2025-09-25T13:47:22","date_gmt":"2025-09-25T06:47:22","guid":{"rendered":"https:\/\/hitek.com.vn\/?p=30244"},"modified":"2025-09-25T13:47:22","modified_gmt":"2025-09-25T06:47:22","slug":"java-software-development","status":"publish","type":"post","link":"https:\/\/hitek.com.vn\/ja\/blog-ja\/java-software-development\/","title":{"rendered":"Java\u30a2\u30d7\u30ea\u958b\u767a\u5165\u9580\uff01 \u78ba\u304b\u306a\u30b9\u30ad\u30eb\u3067\u672a\u6765\u3092\u69cb\u7bc9\u3059\u308b"},"content":{"rendered":"<p>\u65b0\u3057\u3044\u8a00\u8a9e\u3092\u5b66\u3076\u3053\u3068\u306f\u3001\u65b0\u3057\u3044\u4e16\u754c\u3078\u306e\u30d1\u30b9\u30dd\u30fc\u30c8\u3092\u624b\u306b\u5165\u308c\u308b\u3088\u3046\u306a\u3082\u306e\u3060\u3002\u305d\u3057\u3066\u3001\u4f01\u696d\u306e\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u304b\u3089Android\u30a2\u30d7\u30ea\u307e\u3067\u300130\u5e74\u8fd1\u304f\u306b\u308f\u305f\u308a\u4e16\u754c\u4e2d\u3067\u4f7f\u3044\u7d9a\u3051\u3089\u308c\u3066\u3044\u308bJava\u306f\u3001\u6700\u3082\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30d1\u30b9\u30dd\u30fc\u30c8\u306e\u4e00\u679a\u3068\u8a00\u3048\u308b\u3002\u6642\u4ee3\u306e\u6f6e\u6d41\u304c\u79fb\u308a\u5909\u308f\u3063\u3066\u3082\u3001\u305d\u306e<strong>\u5805\u7262\u6027<\/strong>\u3068<strong>\u6c4e\u7528\u6027<\/strong>\u306f\u8272\u3042\u305b\u308b\u3053\u3068\u306a\u304f\u3001\u958b\u767a\u8005\u306b\u5b89\u5b9a\u3057\u305f\u30ad\u30e3\u30ea\u30a2\u306e\u57fa\u76e4\u3092\u63d0\u4f9b\u3057\u7d9a\u3051\u3066\u3044\u308b\u3002<\/p>\n<p>\u3067\u306f\u3001\u3053\u306e\u78ba\u304b\u306a\u6280\u8853\u3092\u81ea\u5206\u306e\u3082\u306e\u306b\u3059\u308b\u306b\u306f\u3001\u3069\u3053\u304b\u3089\u59cb\u3081\u308c\u3070\u3088\u3044\u306e\u3060\u308d\u3046\u304b\u3002\u3053\u306e\u8a18\u4e8b\u306f\u3001\u3053\u308c\u304b\u3089Java\u3067\u306e\u30a2\u30d7\u30ea\u958b\u767a\u3092\u59cb\u3081\u305f\u3044\u65b9\u3092\u5bfe\u8c61\u306b\u3001\u74b0\u5883\u69cb\u7bc9\u304b\u3089\u6700\u521d\u306e\u4e00\u6b69\u307e\u3067\u3092\u4e01\u5be7\u306b\u30ca\u30d3\u30b2\u30fc\u30c8\u3059\u308b\u3002\u8868\u9762\u7684\u306a\u60c5\u5831\u3067\u306f\u306a\u304f\u3001\u306a\u305c\u305d\u306e\u624b\u6cd5\u304c\u9078\u3070\u308c\u308b\u306e\u304b\u3001\u305d\u306e\u80cc\u666f\u306b\u3042\u308b\u601d\u60f3\u307e\u3067\u7406\u89e3\u3067\u304d\u308b\u3001\u672c\u8cea\u7684\u306a\u5165\u9580\u66f8\u3092\u76ee\u6307\u3057\u3066\u3044\u308b\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/hitek.com.vn\/ja\/blog-ja\/java-software-development\/#%E3%81%AA%E3%81%9C%E4%BB%8A%E3%80%81Java%E3%82%92%E9%81%B8%E3%81%B6%E3%81%AE%E3%81%8B%EF%BC%9F_%E8%A4%AA%E3%81%9B%E3%81%AA%E3%81%84%E4%BE%A1%E5%80%A4%E3%81%AE%E6%A0%B8%E5%BF%83\" >\u306a\u305c\u4eca\u3001Java\u3092\u9078\u3076\u306e\u304b\uff1f \u892a\u305b\u306a\u3044\u4fa1\u5024\u306e\u6838\u5fc3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hitek.com.vn\/ja\/blog-ja\/java-software-development\/#%E9%96%8B%E7%99%BA%E7%92%B0%E5%A2%83%E3%82%92%E6%95%B4%E3%81%88%E3%82%8B%EF%BC%9AJDK%E3%81%A8IDE%E3%81%AE%E9%81%B8%E6%8A%9E\" >\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u308b\uff1aJDK\u3068IDE\u306e\u9078\u629e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hitek.com.vn\/ja\/blog-ja\/java-software-development\/#%E6%9C%80%E5%88%9D%E3%81%AE%E4%B8%80%E6%AD%A9%EF%BC%9AHello_World_%E3%82%92%E5%8B%95%E3%81%8B%E3%81%99\" >\u6700\u521d\u306e\u4e00\u6b69\uff1aHello, World! \u3092\u52d5\u304b\u3059<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/hitek.com.vn\/ja\/blog-ja\/java-software-development\/#%E5%AD%A6%E3%81%B3%E3%82%92%E6%B7%B1%E3%82%81%E3%82%8B%EF%BC%9A%E6%AC%A1%E3%81%AE%E3%82%B9%E3%83%86%E3%83%83%E3%83%97%E3%81%A8%E3%83%AA%E3%82%BD%E3%83%BC%E3%82%B9\" >\u5b66\u3073\u3092\u6df1\u3081\u308b\uff1a\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u30ea\u30bd\u30fc\u30b9<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"-java-\"><span class=\"ez-toc-section\" id=\"%E3%81%AA%E3%81%9C%E4%BB%8A%E3%80%81Java%E3%82%92%E9%81%B8%E3%81%B6%E3%81%AE%E3%81%8B%EF%BC%9F_%E8%A4%AA%E3%81%9B%E3%81%AA%E3%81%84%E4%BE%A1%E5%80%A4%E3%81%AE%E6%A0%B8%E5%BF%83\"><\/span>\u306a\u305c\u4eca\u3001Java\u3092\u9078\u3076\u306e\u304b\uff1f \u892a\u305b\u306a\u3044\u4fa1\u5024\u306e\u6838\u5fc3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u304c\u6b21\u3005\u3068\u767b\u5834\u3059\u308b\u4e2d\u3067\u3001Java\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u9b45\u529b\u304c\u6b8b\u3055\u308c\u3066\u3044\u308b\u306e\u3060\u308d\u3046\u304b\u3002\u305d\u306e\u7b54\u3048\u306f\u3001\u5358\u306a\u308b\u300c\u4eba\u6c17\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u6301\u7d9a\u53ef\u80fd\u6027\u300d\u306b\u3042\u308b\u3002<\/p>\n<p>\u307e\u305a\u3001\u305d\u306e<strong>\u5727\u5012\u7684\u306a\u63a1\u7528\u5b9f\u7e3e<\/strong>\u3060\u3002\u91d1\u878d\u6a5f\u95a2\u3084\u5927\u898f\u6a21\u306a\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u30df\u30c3\u30b7\u30e7\u30f3\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u74b0\u5883\u3067\u9577\u5e74\u5229\u7528\u3055\u308c\u3066\u304d\u305f\u6b74\u53f2\u306f\u3001Java\u306e\u4fe1\u983c\u6027\u3092\u4f55\u3088\u308a\u3082\u7269\u8a9e\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u3001\u5b66\u7fd2\u3057\u305f\u30b9\u30ad\u30eb\u304c\u9577\u671f\u7684\u306b\u4fa1\u5024\u3092\u6301\u3064\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u5f37\u529b\u306a\u8a3c\u5de6\u3060\u3002<\/p>\n<p>\u6b21\u306b\u3001<strong>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u72ec\u7acb\u6027<\/strong>\u3060\u3002\u300cWrite Once, Run Anywhere\uff08\u4e00\u5ea6\u66f8\u3051\u3070\u3001\u3069\u3053\u3067\u3082\u52d5\u304f\uff09\u300d\u3068\u3044\u3046\u601d\u60f3\u3067\u8a2d\u8a08\u3055\u308c\u305fJava\u306f\u3001Windows\u3001macOS\u3001Linux\u306a\u3069\u3001\u7570\u306a\u308bOS\u4e0a\u3067\u540c\u3058\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u52d5\u4f5c\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u306e\u7279\u6027\u306f\u3001\u591a\u69d8\u306a\u74b0\u5883\u306b\u5bfe\u5fdc\u3059\u308b\u5fc5\u8981\u306e\u3042\u308b\u73fe\u4ee3\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u4f9d\u7136\u3068\u3057\u3066\u975e\u5e38\u306b\u5f37\u529b\u306a\u30a2\u30c9\u30d0\u30f3\u30c6\u30fc\u30b8\u3068\u306a\u308b\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001<strong>\u8c4a\u5bcc\u306a\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0<\/strong>\u3082\u898b\u9003\u305b\u306a\u3044\u3002<a href=\"https:\/\/maven.apache.org\/\" target=\"_blank\" rel=\"noopener\">Maven<\/a>\u3084<a href=\"https:\/\/spring.io\/\" target=\"_blank\" rel=\"noopener\">Spring Framework<\/a>\u3068\u3044\u3063\u305f\u5f37\u529b\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3001\u6d3b\u767a\u306a\u958b\u767a\u8005\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306f\u3001\u958b\u767a\u3092\u52a0\u901f\u3057\u3001\u554f\u984c\u306b\u76f4\u9762\u3057\u305f\u6642\u306e\u52a9\u3051\u3068\u306a\u308b\u3002<\/p>\n<h2 id=\"-jdk-ide-\"><span class=\"ez-toc-section\" id=\"%E9%96%8B%E7%99%BA%E7%92%B0%E5%A2%83%E3%82%92%E6%95%B4%E3%81%88%E3%82%8B%EF%BC%9AJDK%E3%81%A8IDE%E3%81%AE%E9%81%B8%E6%8A%9E\"><\/span>\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u308b\uff1aJDK\u3068IDE\u306e\u9078\u629e<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7406\u8ad6\u306f\u3055\u3066\u304a\u304d\u3001\u307e\u305a\u306f\u624b\u3092\u52d5\u304b\u3059\u305f\u3081\u306e\u74b0\u5883\u3092\u6574\u3048\u3088\u3046\u3002\u5fc5\u8981\u306a\u3082\u306e\u306f\u4e3b\u306b2\u3064\u3060\u3002<\/p>\n<ol>\n<li><strong>JDK (Java Development Kit)<\/strong>\uff1aJava\u3067\u30d7\u30ed\u30b0\u30e9\u30e0\u3092<strong>\u958b\u767a<\/strong>\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3002\u30b3\u30f3\u30d1\u30a4\u30e9\u3084\u5b9f\u884c\u74b0\u5883\u304c\u542b\u307e\u308c\u308b\u3002\u5358\u306bJava\u3092<strong>\u52d5\u304b\u3059<\/strong>\u3060\u3051\u306a\u3089JRE\uff08Java Runtime Environment\uff09\u3067\u8db3\u308a\u308b\u304c\u3001\u958b\u767a\u3059\u308b\u306a\u3089JDK\u304c\u5fc5\u9808\u3060\u3002\u73fe\u5728\u306f\u3001Oracle\u304c\u63d0\u4f9b\u3059\u308b<strong>Oracle JDK<\/strong>\u3068\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u4e3b\u5c0e\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u7248\u3067\u3042\u308b<strong>OpenJDK<\/strong>\u304c\u4e3b\u6d41\u3067\u3042\u308b\u3002\u521d\u3081\u3066\u306e\u65b9\u306f\u3001<a href=\"https:\/\/adoptium.net\/ja\/\" target=\"_blank\" rel=\"noopener\">Eclipse Adoptium<\/a>\uff08\u65e7AdoptOpenJDK\uff09\u304c\u63d0\u4f9b\u3059\u308b\u9ad8\u54c1\u8cea\u306aOpenJDK\u30d3\u30eb\u30c9\u3092\u9078\u3076\u3068\u826f\u3044\u3060\u308d\u3046\u3002<\/li>\n<li><strong>IDE (\u7d71\u5408\u958b\u767a\u74b0\u5883)<\/strong>\uff1a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3001\u30c7\u30d0\u30c3\u30b0\u3059\u308b\u3068\u3044\u3063\u305f\u958b\u767a\u4f5c\u696d\u3092\u652f\u63f4\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002\u30e1\u30e2\u5e33\u3060\u3051\u3067\u958b\u767a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3060\u304c\u3001IDE\u306e\u652f\u63f4\u6a5f\u80fd\u306f\u5b66\u7fd2\u306e\u52b9\u7387\u3092\u98db\u8e8d\u7684\u306b\u9ad8\u3081\u3066\u304f\u308c\u308b\u3002Java\u958b\u767a\u3067\u7279\u306b\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u306f\u3001<strong><a href=\"https:\/\/www.jetbrains.com\/ja-jp\/idea\/\" target=\"_blank\" rel=\"noopener\">IntelliJ IDEA<\/a><\/strong>\uff08\u6709\u511f\u306eUltimate\u7248\u3068\u7121\u6599\u306eCommunity\u7248\u3042\u308a\uff09\u3068<strong><a href=\"https:\/\/www.eclipse.org\/\" target=\"_blank\" rel=\"noopener\">Eclipse<\/a><\/strong>\uff08\u7121\u511f\uff09\u3060\u3002<\/li>\n<\/ol>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left;\">\u30c4\u30fc\u30eb<\/th>\n<th style=\"text-align: left;\">\u7a2e\u985e<\/th>\n<th style=\"text-align: left;\">\u4e3b\u306a\u7279\u5fb4<\/th>\n<th style=\"text-align: left;\">\u63a8\u5968\u30e6\u30fc\u30b6\u30fc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><strong>IntelliJ IDEA Community Edition<\/strong><\/td>\n<td style=\"text-align: left;\">IDE (\u7121\u511f)<\/td>\n<td style=\"text-align: left;\">\u9ad8\u3044\u667a\u80fd\u6027\u3068\u4f7f\u3044\u3084\u3059\u3055\u3067\u5b9a\u8a55\u3002\u88dc\u5b8c\u6a5f\u80fd\u304c\u5f37\u529b\u3002<\/td>\n<td style=\"text-align: left;\">\u521d\u5fc3\u8005\u304b\u3089\u4e0a\u7d1a\u8005\u307e\u3067\u5e83\u304f\u3002\u7279\u306b\u5b66\u7fd2\u52b9\u7387\u3092\u91cd\u8996\u3059\u308b\u65b9\u3002<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>Eclipse<\/strong><\/td>\n<td style=\"text-align: left;\">IDE (\u7121\u511f)<\/td>\n<td style=\"text-align: left;\">\u9577\u3044\u6b74\u53f2\u3092\u6301\u3064\u5b9a\u756aIDE\u3002\u8c4a\u5bcc\u306a\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u6a5f\u80fd\u62e1\u5f35\u53ef\u80fd\u3002<\/td>\n<td style=\"text-align: left;\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6027\u3092\u91cd\u8996\u3059\u308b\u65b9\u3002<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>OpenJDK (Eclipse Adoptium)<\/strong><\/td>\n<td style=\"text-align: left;\">JDK (\u7121\u511f)<\/td>\n<td style=\"text-align: left;\">\u9ad8\u54c1\u8cea\u3067\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eJDK\u5b9f\u88c5\u3002\u4f01\u696d\u3067\u3082\u5e83\u304f\u63a1\u7528\u3002<\/td>\n<td style=\"text-align: left;\">\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u3002\u7279\u306b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3092\u91cd\u8996\u3059\u308b\u65b9\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066<\/strong>\uff1a\u307e\u305a\u306f<strong>OpenJDK<\/strong>\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u6b21\u306b<strong>IntelliJ IDEA Community Edition<\/strong>\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3059\u308b\u3002\u3053\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u3001\u7121\u511f\u3067\u3042\u308a\u306a\u304c\u3089\u30d7\u30ed\u3082\u4f7f\u7528\u3059\u308b\u672c\u683c\u7684\u306a\u74b0\u5883\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3002<\/p>\n<h2 id=\"-hello-world-\"><span class=\"ez-toc-section\" id=\"%E6%9C%80%E5%88%9D%E3%81%AE%E4%B8%80%E6%AD%A9%EF%BC%9AHello_World_%E3%82%92%E5%8B%95%E3%81%8B%E3%81%99\"><\/span>\u6700\u521d\u306e\u4e00\u6b69\uff1aHello, World! \u3092\u52d5\u304b\u3059<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u74b0\u5883\u304c\u6574\u3063\u305f\u3089\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u4e16\u754c\u3067\u53e4\u304f\u304b\u3089\u7d9a\u304f\u5100\u5f0f\u3001\u300cHello, World!\u300d\u3092\u51fa\u529b\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u3066\u307f\u3088\u3046\u3002\u3053\u308c\u306f\u3001\u958b\u767a\u74b0\u5883\u304c\u6b63\u3057\u304f\u52d5\u4f5c\u3059\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u3001\u6700\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3060\u3002<\/p>\n<p>IntelliJ IDEA\u3092\u8d77\u52d5\u3057\u3001\u65b0\u3057\u3044\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3002Java\u3092\u9078\u629e\u3057\u3001\u5148\u307b\u3069\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305fJDK\u3092\u6307\u5b9a\u3059\u308b\u3002\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d\u3092<code>HelloWorld<\/code>\u306a\u3069\u3068\u4ed8\u3051\u3066\u307f\u3088\u3046\u3002<\/p>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u4f5c\u6210\u3055\u308c\u308b\u3068\u3001<code>src<\/code>\u30d5\u30a9\u30eb\u30c0\u304c\u8868\u793a\u3055\u308c\u308b\u3002\u3053\u3053\u3067\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u65b0\u3057\u3044Java\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3002\u30af\u30e9\u30b9\u540d\u306f<code>Main<\/code>\u3068\u3059\u308b\u3002<\/p>\n<p>\u30a8\u30c7\u30a3\u30bf\u304c\u958b\u3044\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u5165\u529b\u3059\u308b\u3002<\/p>\n<pre><code class=\"lang-java\"><span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title\">Main<\/span> {\r\n    <span class=\"hljs-function\"><span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">main<\/span>(<span class=\"hljs-params\">String[] args<\/span>) <\/span>{\r\n        System.<span class=\"hljs-keyword\">out<\/span>.println(<span class=\"hljs-string\">\"Hello, World!\"<\/span>);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u304c\u610f\u5473\u3059\u308b\u3053\u3068\u3092\u7c21\u5358\u306b\u89e3\u8aac\u3059\u308b\u3002<\/p>\n<ul>\n<li><code>public class Main<\/code>\uff1a<code>Main<\/code>\u3068\u3044\u3046\u540d\u524d\u306e\u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3002Java\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u30af\u30e9\u30b9\u3068\u3044\u3046\u5358\u4f4d\u3067\u69cb\u6210\u3055\u308c\u308b\u3002<\/li>\n<li><code>public static void main(String[] args)<\/code>\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u958b\u59cb\u5730\u70b9\u3068\u306a\u308b\u7279\u5225\u306a\u30e1\u30bd\u30c3\u30c9\u3002<strong>\u30a8\u30f3\u30c8\u30ea\u30fc\u30dd\u30a4\u30f3\u30c8<\/strong>\u3068\u547c\u3070\u308c\u308b\u3002<\/li>\n<li><code>System.out.println(...)<\/code>\uff1a\u30b3\u30f3\u30bd\u30fc\u30eb\uff08\u51fa\u529b\u753b\u9762\uff09\u306b\u6587\u5b57\u5217\u3092\u8868\u793a\u3059\u308b\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p>\u30b3\u30fc\u30c9\u3092\u5165\u529b\u3057\u305f\u3089\u3001\u753b\u9762\u4e0a\u90e8\u306e\u5b9f\u884c\u30dc\u30bf\u30f3\uff08\u7dd1\u8272\u306e\u4e09\u89d2\u306e\u30a2\u30a4\u30b3\u30f3\uff09\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3002\u753b\u9762\u4e0b\u90e8\u306b\u5b9f\u884c\u7d50\u679c\u304c\u8868\u793a\u3055\u308c\u3001<code>Hello, World!<\/code>\u3068\u51fa\u529b\u3055\u308c\u308c\u3070\u6210\u529f\u3060\u3002\u3042\u306a\u305f\u306e\u6700\u521d\u306eJava\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u52d5\u3044\u305f\u77ac\u9593\u3067\u3042\u308b\u3002<\/p>\n<h2 id=\"-\"><span class=\"ez-toc-section\" id=\"%E5%AD%A6%E3%81%B3%E3%82%92%E6%B7%B1%E3%82%81%E3%82%8B%EF%BC%9A%E6%AC%A1%E3%81%AE%E3%82%B9%E3%83%86%E3%83%83%E3%83%97%E3%81%A8%E3%83%AA%E3%82%BD%E3%83%BC%E3%82%B9\"><\/span>\u5b66\u3073\u3092\u6df1\u3081\u308b\uff1a\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u30ea\u30bd\u30fc\u30b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><code>Hello, World!<\/code>\u306f\u901a\u904e\u70b9\u306b\u904e\u304e\u306a\u3044\u3002\u672c\u5f53\u306e\u9762\u767d\u3055\u306f\u3001\u5909\u6570\u3001\u5236\u5fa1\u69cb\u6587\uff08if\u6587\u3001for\u6587\uff09\u3001\u30af\u30e9\u30b9\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3044\u3063\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u6982\u5ff5\u3092\u5b66\u3073\u3001\u81ea\u5206\u306a\u308a\u306e\u30ed\u30b8\u30c3\u30af\u3092\u7d44\u307f\u7acb\u3066\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3068\u304d\u306b\u8a2a\u308c\u308b\u3002<\/p>\n<p>\u4f53\u7cfb\u7684\u306a\u5b66\u7fd2\u306b\u306f\u3001\u66f8\u7c4d\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30fc\u30b9\u304c\u6709\u52b9\u3060\u3002<a href=\"https:\/\/docs.oracle.com\/javase\/jp\/8\/docs\/technotes\/guides\/language\/index.html\" target=\"_blank\" rel=\"noopener\">Oracle\u306e\u516c\u5f0fJava\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/a>\u306f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u60c5\u5831\u6e90\u3067\u3042\u308a\u3001\u7121\u511f\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u3002\u307e\u305f\u3001\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u306a\u304c\u3089\u5b66\u3079\u308b\u30b5\u30fc\u30d3\u30b9\u3082\u6d3b\u7528\u3057\u305f\u3044\u3002<\/p>\n<p><strong>\u3042\u306a\u305f\u306e\u6b21\u306e\u30a2\u30af\u30b7\u30e7\u30f3\uff1a<\/strong><br \/>\n\u4eca\u65e5\u5b66\u3093\u3060\u74b0\u5883\u69cb\u7bc9\u3068<code>Hello, World!<\/code>\u3092\u5b9f\u969b\u306b\u8a66\u3057\u3066\u307f\u3066\u307b\u3057\u3044\u3002\u305d\u3057\u3066\u3001\u4f8b\u3048\u3070\u300c\u30b3\u30f3\u30bd\u30fc\u30eb\u3067\u7c21\u5358\u306a\u8a08\u7b97\u3092\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u3084\u300c\u30e6\u30fc\u30b6\u30fc\u306b\u5165\u529b\u3055\u305b\u3066\u51e6\u7406\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u306a\u3069\u3001\u5c0f\u3055\u306a\u76ee\u6a19\u3092\u8a2d\u5b9a\u3057\u3001\u8abf\u3079\u306a\u304c\u3089\u6311\u6226\u3057\u3066\u307f\u3088\u3046\u3002\u30a8\u30e9\u30fc\u306f\u6c7a\u3057\u3066\u5931\u6557\u3067\u306f\u306a\u304f\u3001\u7406\u89e3\u3092\u6df1\u3081\u308b\u6700\u9ad8\u306e\u30c1\u30e3\u30f3\u30b9\u3067\u3042\u308b\u3002<\/p>\n<p>Java\u306e\u4e16\u754c\u306f\u6df1\u304f\u3001\u305d\u3057\u3066\u5e83\u3044\u3002\u3057\u304b\u3057\u3001\u4e00\u6b69\u4e00\u6b69\u78ba\u5b9f\u306b\u6b69\u307f\u3092\u9032\u3081\u308b\u3053\u3068\u3067\u3001\u3042\u306a\u305f\u306e\u601d\u3044\u63cf\u304f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5f62\u306b\u3059\u308b\u529b\u304c\u5fc5\u305a\u8eab\u306b\u3064\u304f\u3002\u3053\u306e\u78ba\u304b\u306a\u6280\u8853\u3092\u3001\u3042\u306a\u305f\u306e\u5275\u9020\u529b\u306e\u7ffc\u3068\u3057\u3066\u307f\u307e\u305b\u3093\u304b\u3002<\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>\u65b0\u3057\u3044\u8a00\u8a9e\u3092\u5b66\u3076\u3053\u3068\u306f\u3001\u65b0\u3057\u3044\u4e16\u754c\u3078\u306e\u30d1\u30b9\u30dd\u30fc\u30c8\u3092\u624b\u306b\u5165\u308c\u308b\u3088\u3046\u306a\u3082\u306e\u3060\u3002\u305d\u3057\u3066\u3001\u4f01\u696d\u306e\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u304b\u3089And [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":30250,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[136],"tags":[],"class_list":["post-30244","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-ja"],"_links":{"self":[{"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/posts\/30244","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/comments?post=30244"}],"version-history":[{"count":1,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/posts\/30244\/revisions"}],"predecessor-version":[{"id":30254,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/posts\/30244\/revisions\/30254"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/media\/30250"}],"wp:attachment":[{"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/media?parent=30244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/categories?post=30244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hitek.com.vn\/ja\/wp-json\/wp\/v2\/tags?post=30244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}