{"id":297,"date":"2025-08-30T13:44:04","date_gmt":"2025-08-30T04:44:04","guid":{"rendered":"https:\/\/i-third.org\/blog\/?p=297"},"modified":"2025-08-30T13:44:04","modified_gmt":"2025-08-30T04:44:04","slug":"%e3%80%90%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0%e3%82%a8%e3%83%b3%e3%82%b8%e3%83%8b%e3%82%a2%e7%9b%b4%e4%bc%9d%e3%80%91jsp%e3%82%92react%e9%a2%a8%e3%81%ab%e4%bd%bf%e3%81%86%ef%bc%81java%e3%82%b5","status":"publish","type":"post","link":"https:\/\/i-third.org\/blog\/?p=297","title":{"rendered":"\u3010\u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2\u76f4\u4f1d\u3011JSP\u3092React\u98a8\u306b\u4f7f\u3046\uff01Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3067\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u958b\u767a\u3092\u52b9\u7387\u5316\u3059\u308b5\u3064\u306e\u30b9\u30c6\u30c3\u30d7"},"content":{"rendered":"<article>\n<strong>Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3068JSP\u3092\u4f7f\u3063\u3066Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3057\u3066\u3044\u308b\u3042\u306a\u305f\u3078\u3002<\/strong><br \/>\n\u300c\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306fJava\u3067\u3057\u3063\u304b\u308a\u3068\u4f5c\u308a\u305f\u3044\u3051\u3069\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306eUI\u304c\u3069\u3046\u3057\u3066\u3082\u53e4\u81ed\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u2026\u300d\u300cJSP\u3067\u753b\u9762\u5168\u4f53\u3092\u66f4\u65b0\u3059\u308b\u306e\u306f\u975e\u52b9\u7387\u7684\u3060\u2026\u300d\u305d\u3046\u611f\u3058\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/p>\n<p>\u79c1\u81ea\u8eab\u300120\u5e74\u4ee5\u4e0a\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u7d4c\u9a13\u3092\u6301\u3064\u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u3001\u3053\u306e\u60a9\u307f\u306b\u4f55\u5ea6\u3082\u76f4\u9762\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u6700\u65b0\u306e\u30e2\u30c0\u30f3\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u8003\u3048\u65b9\u3092\u53d6\u308a\u5165\u308c\u308b\u3053\u3068\u3067\u3001JSP\u3067\u3082\u307e\u308b\u3067<strong>React\u306e\u3088\u3046\u306a\u52d5\u7684\u306aUI<\/strong>\u3092\u5b9f\u73fe\u3057\u3001\u958b\u767a\u52b9\u7387\u3068\u4fdd\u5b88\u6027\u3092\u4e21\u7acb\u3055\u305b\u308b\u65b9\u6cd5\u3092\u898b\u51fa\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u79c1\u3068ChatGPT\u3068\u306e\u5bfe\u8a71\u3092\u901a\u3058\u3066\u5c0e\u304d\u51fa\u3057\u305f\u3001<strong>\u300cJSP\u3092React\u98a8\u306b\u4f7f\u3046\u300d\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u624b\u9806<\/strong>\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u69cb\u6210\u3092\u63a1\u7528\u3059\u308c\u3070\u3001\u5c0f\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304b\u3089\u3067\u3082\u59cb\u3081\u3089\u308c\u3001\u5c06\u6765\u7684\u306aSPA\uff08\u30b7\u30f3\u30b0\u30eb\u30da\u30fc\u30b8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff09\u3078\u306e\u79fb\u884c\u3082\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u3001\u3042\u306a\u305f\u306f\u3001\u53e4\u304d\u826f\u304dJava\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u306e\u4e16\u754c\u306b\u3001\u30e2\u30c0\u30f3\u306a\u98a8\u3092\u5439\u304d\u8fbc\u3080\u305f\u3081\u306e\u78ba\u56fa\u305f\u308b\u8a2d\u8a08\u601d\u60f3\u3092\u624b\u306b\u3057\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002\n<\/p>\n<hr>\n<h2>\u76ee\u6b21<\/h2>\n<ul>\n<li><a href=\"#section-1\">\u524d\u63d0\u77e5\u8b58\u306e\u6574\u7406\uff1a\u306a\u305c\u4eca\u3001Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3068JSP\u306a\u306e\u304b\uff1f<\/a><\/li>\n<li><a href=\"#section-2\">\u69cb\u6210\u6848\uff1aJSP\u3092\u300cReact\u98a8\u300d\u306b\u4f7f\u3046\u305f\u3081\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/a><\/li>\n<li><a href=\"#section-3\">\u3010\u624b\u9806\u3011\u300c1\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 = 1 API = 1 JS\u300d\u3067\u5b9f\u88c5\u3059\u308b<\/a><\/li>\n<li><a href=\"#section-4\">\u5177\u4f53\u7684\u306a\u958b\u767a\u74b0\u5883\u30fb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u4f8b<\/a><\/li>\n<li><a href=\"#section-5\">\u5b9f\u8df5\u4f8b\uff1a\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u52d5\u7684\u306b\u8868\u793a\u3059\u308b<\/a><\/li>\n<li><a href=\"#section-6\">\u307e\u3068\u3081\uff1a\u672a\u6765\u306b\u3064\u306a\u304c\u308b\u8efd\u91cf\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u958b\u767a\u306e\u7b2c\u4e00\u6b69<\/a><\/li>\n<\/ul>\n<hr>\n<h2 id=\"section-1\">\u524d\u63d0\u77e5\u8b58\u306e\u6574\u7406\uff1a\u306a\u305c\u4eca\u3001Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3068JSP\u306a\u306e\u304b\uff1f<\/h2>\n<p>\n\u30e2\u30c0\u30f3\u306aWeb\u958b\u767a\u306fReact\u3084Vue.js\u3068\u3044\u3063\u305fSPA\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u4e3b\u6d41\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5c0f\u898f\u6a21\u306a\u696d\u52d9\u30c4\u30fc\u30eb\u3084\u3001\u7d20\u65e9\u3044\u30d7\u30ed\u30c8\u30bf\u30a4\u30d4\u30f3\u30b0\u304c\u6c42\u3081\u3089\u308c\u308b\u5834\u9762\u3067\u306f\u3001Spring Boot\u306e\u3088\u3046\u306a\u5de8\u5927\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u30aa\u30fc\u30d0\u30fc\u30b9\u30da\u30c3\u30af\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u3001\u6539\u3081\u3066Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3068JSP\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u6ce8\u76ee\u3055\u308c\u307e\u3059\u3002\u8efd\u91cf\u3067\u3001Tomcat\u30b5\u30fc\u30d0\u30fc\u304c\u3042\u308c\u3070\u3059\u3050\u306b\u958b\u767a\u3092\u59cb\u3081\u3089\u308c\u308b\u305f\u3081\u3001<strong>\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3067\u958b\u767a\u3057\u305f\u3044\u5834\u5408\u306b\u6700\u9069\u306a\u9078\u629e\u80a2<\/strong>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u69cb\u6210\u3067\u306f\u3001UI\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u624b\u6cd5\u3068\u3057\u3066\u4e3b\u306b<strong>SSR\uff08Server-Side Rendering\uff09<\/strong>\u3068<strong>CSR\uff08Client-Side Rendering\uff09<\/strong>\u3068\u3044\u30462\u3064\u306e\u6982\u5ff5\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u300c\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u300d\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u53d6\u308a\u307e\u3059\u3002\n<\/p>\n<ul>\n<li><strong>SSR (Server-Side Rendering)<\/strong>: \u30b5\u30fc\u30d0\u30fc\u5074\u3067HTML\u3092\u5b8c\u5168\u306b\u751f\u6210\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u9001\u4fe1\u3059\u308b\u65b9\u6cd5\u3002JSP\u304c\u3053\u306e\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002\u521d\u56de\u8868\u793a\u304c\u901f\u3044\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/li>\n<li><strong>CSR (Client-Side Rendering)<\/strong>: \u30b5\u30fc\u30d0\u30fc\u306f\u6700\u5c0f\u9650\u306eHTML\u3068JavaScript\u3092\u9001\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u5074\u3067\u6b8b\u308a\u306eUI\u3092\u52d5\u7684\u306b\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3002JSP\u5185\u306b\u66f8\u304fJavaScript\u304c\u3053\u306e\u5f79\u5272\u3092\u62c5\u3044\u3001API\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3066\u753b\u9762\u3092\u88dc\u5b8c\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\n\u4eca\u56de\u306e\u958b\u767a\u3067\u306f\u3001<strong>JSP\u3067\u30da\u30fc\u30b8\u306e\u9aa8\u683c\u3092SSR\u3067\u751f\u6210\u3057\u3001\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u52d5\u7684\u306a\u90e8\u5206\u3060\u3051\u3092CSR\u3067\u88dc\u5b8c\u3059\u308b<\/strong>\u3068\u3044\u3046\u65b9\u5f0f\u3092\u63a1\u7528\u3057\u307e\u3059\u3002\n<\/p>\n<hr>\n<h2 id=\"section-2\">\u69cb\u6210\u6848\uff1aJSP\u3092\u300cReact\u98a8\u300d\u306b\u4f7f\u3046\u305f\u3081\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h2>\n<p>\n\u300cReact\u98a8\u300d\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u5f79\u5272\u3092\u660e\u78ba\u306b\u5206\u96e2\u3057\u307e\u3059\u3002\n<\/p>\n<ol>\n<li><strong>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\uff08API\u5c64\uff09<\/strong>:\n<p>\n    Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u304c\u62c5\u5f53\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306fHTML\u3092\u751f\u6210\u305b\u305a\u3001<strong>\u7d14\u7c8b\u306aWebAPI\u3068\u3057\u3066JSON\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3059\u308b<\/strong>\u3053\u3068\u306b\u7279\u5316\u3057\u307e\u3059\u3002Jackson\u306a\u3069\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u3066Java\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092JSON\u306b\u5909\u63db\u3057\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306b\u8fd4\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5c06\u6765\u7684\u306bReact\u306a\u3069\u306e\u672c\u683c\u7684\u306aSPA\u3092\u5c0e\u5165\u3059\u308b\u969b\u3082\u3001\u3053\u306eAPI\u3092\u305d\u306e\u307e\u307e\u5229\u7528\u3067\u304d\u307e\u3059\u3002\n    <\/p>\n<\/li>\n<li><strong>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\uff08JSP\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff09<\/strong>:\n<p>\n    JSP\u306f\u3001\u30da\u30fc\u30b8\u306e<strong>\u9aa8\u683c\u3068\u306a\u308bHTML<\/strong>\u3092\u751f\u6210\u3059\u308b\u300c\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u300d\u3068\u3057\u3066\u306e\u307f\u5229\u7528\u3057\u307e\u3059\u3002\u5171\u901a\u30d8\u30c3\u30c0\u30fc\u3084\u30d5\u30c3\u30bf\u30fc\u3001\u30b5\u30a4\u30c9\u30d0\u30fc\u306a\u3069\u306f\u3001<code>*.tag<\/code>\u30d5\u30a1\u30a4\u30eb\uff08JSP\u30bf\u30b0\u30d5\u30a1\u30a4\u30eb\uff09\u3068\u3057\u3066\u90e8\u54c1\u5316\u3057\u3001\u518d\u5229\u7528\u6027\u3092\u9ad8\u3081\u307e\u3059\u3002\n    <\/p>\n<\/li>\n<li><strong>\u52d5\u7684UI\u5236\u5fa1\uff08JavaScript\uff09<\/strong>:\n<p>\n    JSP\u5185\u306b\u914d\u7f6e\u3055\u308c\u305fJavaScript\u304c\u3001API\u3092\u547c\u3073\u51fa\u3057\u3066JSON\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3001DOM\uff08Document Object Model\uff09\u3092\u64cd\u4f5c\u3057\u3066\u52d5\u7684\u306bHTML\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u753b\u9762\u5168\u4f53\u3092\u30ea\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u5fc5\u8981\u306a\u90e8\u5206\u3060\u3051\u3092\u66f4\u65b0\u3059\u308b\u30b9\u30e0\u30fc\u30ba\u306a\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\n    <\/p>\n<\/li>\n<\/ol>\n<p>\n\u3053\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u3001<strong>\u300cSSR\u306e\u521d\u56de\u8868\u793a\u901f\u5ea6\u300d\u3068\u300cCSR\u306e\u52d5\u7684\u306a\u4f53\u9a13\u300d<\/strong>\u306e\u3044\u3044\u3068\u3053\u53d6\u308a\u3092\u3057\u305f\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u69cb\u6210\u3068\u8a00\u3048\u307e\u3059\u3002\n<\/p>\n<hr>\n<h2 id=\"section-3\">\u3010\u624b\u9806\u3011\u300c1\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 = 1 API = 1 JS\u300d\u3067\u5b9f\u88c5\u3059\u308b<\/h2>\n<p>\n\u3053\u306e\u69cb\u6210\u3092\u5177\u4f53\u7684\u306b\u9032\u3081\u308b\u4e0a\u3067\u3001\u6700\u3082\u91cd\u8981\u306a\u539f\u5247\u304c<strong>\u300c1\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 = 1 API = 1 JS\u300d<\/strong>\u3067\u3059\u3002\u3053\u306e\u30eb\u30fc\u30eb\u306b\u5f93\u3063\u3066\u958b\u767a\u3059\u308b\u3053\u3068\u3067\u3001\u5404\u6a5f\u80fd\u306e\u8cac\u52d9\u304c\u660e\u78ba\u306b\u306a\u308a\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\n<\/p>\n<ol>\n<li><strong>JSP\u3067\u300c\u7a7a\u306e\u30b3\u30f3\u30c6\u30ca\u300d\u3092\u6e96\u5099\u3059\u308b<\/strong>:\n<p>\n    HTML\u306e\u9aa8\u683c\u3068\u306a\u308bJSP\u30d5\u30a1\u30a4\u30eb\u5185\u306b\u3001\u5f8c\u304b\u3089JavaScript\u304c\u30c7\u30fc\u30bf\u3092\u57cb\u3081\u8fbc\u3080\u305f\u3081\u306e\u7a7a\u306e<code>div<\/code>\u8981\u7d20\u306a\u3069\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002\u3053\u306e\u8981\u7d20\u306b\u306f\u3001\u4e00\u610f\u306e<code>id<\/code>\u3092\u632f\u3063\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\n    <\/p>\n<pre><code>&lt;!-- userList.jsp --&gt;\n&lt;div id=\"user-list\"&gt;\u8aad\u307f\u8fbc\u307f\u4e2d...&lt;\/div&gt;<\/code><\/pre>\n<\/li>\n<li><strong>\u5c02\u7528\u306eJava\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\uff08API\uff09\u3092\u4f5c\u6210\u3059\u308b<\/strong>:\n<p>\n    \u3053\u306e\u30b3\u30f3\u30c6\u30ca\u306b\u8868\u793a\u3059\u308b\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u5c02\u7528API\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u306e\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u884c\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092JSON\u5f62\u5f0f\u3067\u8fd4\u3057\u307e\u3059\u3002\n    <\/p>\n<pre><code>@WebServlet(\"\/api\/v1\/users\")\npublic class UserApiServlet extends HttpServlet {\n    private final ObjectMapper mapper = new ObjectMapper();\n\n    @Override\n    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {\n        resp.setContentType(\"application\/json;charset=UTF-8\");\n        List&lt;User&gt; users = List.of(new User(\"Taro\", 30), new User(\"Hanako\", 25));\n        mapper.writeValue(resp.getWriter(), users);\n    }\n}<\/code><\/pre>\n<\/li>\n<li><strong>\u5c02\u7528\u306eJavaScript\u3067API\u3092\u547c\u3073\u51fa\u3059<\/strong>:\n<p>\n    JSP\u3067\u7528\u610f\u3057\u305f\u30b3\u30f3\u30c6\u30ca\u3068API\u3092\u7d10\u3065\u3051\u308bJavaScript\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30da\u30fc\u30b8\u30ed\u30fc\u30c9\u5f8c\u306b\u3001\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u304cAPI\u3092\u547c\u3073\u51fa\u3057\u3001\u53d6\u5f97\u3057\u305fJSON\u3092\u3082\u3068\u306bDOM\u3092\u64cd\u4f5c\u3057\u3066HTML\u3092\u63cf\u753b\u3057\u307e\u3059\u3002\n    <\/p>\n<pre><code>document.addEventListener(\"DOMContentLoaded\", async () =&gt; {\n  const container = document.getElementById(\"user-list\");\n  try {\n    const res = await fetch(\"\/api\/v1\/users\");\n    const users = await res.json();\n    container.innerHTML = \"\";\n    users.forEach(u =&gt; {\n      container.innerHTML += `&lt;div class=\"user-card\"&gt;&lt;p&gt;${u.name} (${u.age})&lt;\/p&gt;&lt;\/div&gt;`;\n    });\n  } catch (e) {\n    container.innerHTML = `&lt;p style=\"color:red;\"&gt;\u53d6\u5f97\u5931\u6557: ${e}&lt;\/p&gt;`;\n  }\n});<\/code><\/pre>\n<\/li>\n<\/ol>\n<p>\n\u3053\u306e\u624b\u9806\u3092\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u4f8b\uff1a\u304a\u77e5\u3089\u305b\u30dc\u30fc\u30c9\u3001\u58f2\u4e0a\u30b0\u30e9\u30d5\u306a\u3069\uff09\u3054\u3068\u306b\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3067\u3001\u72ec\u7acb\u6027\u306e\u9ad8\u3044\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a\u90e8\u54c1\u7fa4\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\n<\/p>\n<hr>\n<h2 id=\"section-4\">\u5177\u4f53\u7684\u306a\u958b\u767a\u74b0\u5883\u30fb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u4f8b<\/h2>\n<p>\n\u3053\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u63a8\u5968\u74b0\u5883\u3068\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002\n<\/p>\n<p><strong>\u958b\u767a\u74b0\u5883<\/strong><\/p>\n<ul>\n<li><strong>IDE<\/strong>: Eclipse 2025<\/li>\n<li><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u30fc<\/strong>: Apache Tomcat 10\uff08Jakarta EE API\u6e96\u62e0\uff09<\/li>\n<li><strong>\u30d3\u30eb\u30c9\u30c4\u30fc\u30eb<\/strong>: Maven<\/li>\n<li><strong>\u30c6\u30b9\u30c8<\/strong>: JUnit + Mockito<\/li>\n<\/ul>\n<p><strong>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u4f8b<\/strong><\/p>\n<pre><code>project-root\n\u251c\u2500 src\/main\/java\/com\/example\n\u2502   \u251c\u2500 api       (API\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8)\n\u2502   \u251c\u2500 service   (\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af)\n\u2502   \u251c\u2500 dao       (DB\u30a2\u30af\u30bb\u30b9)\n\u2502   \u2514\u2500 model     (DTO\/Entity)\n\u2502\n\u251c\u2500 src\/main\/webapp\n\u2502   \u251c\u2500 WEB-INF\/jsp\n\u2502   \u2502   \u251c\u2500 layout        (\u5171\u901a\u30ec\u30a4\u30a2\u30a6\u30c8)\n\u2502   \u2502   \u2502   \u251c\u2500 header.jsp\n\u2502   \u2502   \u2502   \u2514\u2500 footer.jsp\n\u2502   \u2502   \u251c\u2500 components    (\u30b3\u30f3\u30c6\u30ca\u7528JSP)\n\u2502   \u2502   \u2502   \u251c\u2500 userList.jsp\n\u2502   \u2502   \u2502   \u251c\u2500 noticeBoard.jsp\n\u2502   \u2502   \u2502   \u2514\u2500 salesTable.jsp\n\u2502   \u2502   \u2514\u2500 pages         (\u30da\u30fc\u30b8\u5168\u4f53)\n\u2502   \u2502       \u2514\u2500 dashboard.jsp\n\u2502   \u2514\u2500 static\/js       (\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u7528JS)\n\u2502       \u251c\u2500 userList.js\n\u2502       \u251c\u2500 noticeBoard.js\n\u2502       \u2514\u2500 salesTable.js\n\u2502\n\u2514\u2500 pom.xml\n<\/code><\/pre>\n<p>\n\u3053\u306e\u69cb\u6210\u3067\u306f\u3001<strong><code>src\/main\/java<\/code><\/strong>\u3068<strong><code>src\/main\/webapp<\/code><\/strong>\u306e\u8cac\u52d9\u304c\u660e\u78ba\u306b\u5206\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306fJava\u306e\u4e16\u754c\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306fJSP\u3068JavaScript\u306e\u4e16\u754c\u3068\u3057\u3066\u7ba1\u7406\u3067\u304d\u308b\u305f\u3081\u3001\u5206\u696d\u3084\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u975e\u5e38\u306b\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\n<\/p>\n<hr>\n<h2 id=\"section-5\">\u5b9f\u8df5\u4f8b\uff1a\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u52d5\u7684\u306b\u8868\u793a\u3059\u308b<\/h2>\n<p>\n\u305d\u308c\u3067\u306f\u3001\u3053\u306e\u69cb\u6210\u3092\u5b9f\u969b\u306b\u9069\u7528\u3057\u305f\u30b1\u30fc\u30b9\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n<br \/>\n<strong>\u3010\u8ab2\u984c\u3011<\/strong><br \/>\n\u793e\u5185\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u3001\u6700\u65b0\u306e\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u3092\u52d5\u7684\u306b\u8868\u793a\u3057\u305f\u3044\u3002\u30da\u30fc\u30b8\u3092\u30ea\u30ed\u30fc\u30c9\u305b\u305a\u306b\u3001\u3044\u3064\u3067\u3082\u6700\u65b0\u60c5\u5831\u3092\u8868\u793a\u3057\u305f\u3044\u3002<\/p>\n<p><strong>\u3010\u89e3\u6c7a\u7b56\u3011<\/strong>\n<\/p>\n<ol>\n<li><strong>\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u30da\u30fc\u30b8\uff08dashboard.jsp\uff09<\/strong>:\n<p>\n    \u3053\u3053\u3067\u306f\u3001\u5171\u901a\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u306e\u307f\u3092\u884c\u3044\u307e\u3059\u3002\n    <\/p>\n<pre><code>&lt;%@ include file=\"\/WEB-INF\/jsp\/layout\/header.jsp\" %&gt;\n...\n&lt;!-- \u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u8aad\u307f\u8fbc\u307f --&gt;\n&lt;%@ include file=\"\/WEB-INF\/jsp\/components\/userList.jsp\" %&gt;\n...\n&lt;%@ include file=\"\/WEB-INF\/jsp\/layout\/footer.jsp\" %&gt;<\/code><\/pre>\n<\/li>\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08userList.jsp\uff09<\/strong>:\n<p>\n    \u3053\u306eJSP\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306e\u300c\u7a7a\u306e\u5668\u300d\u3068\u3001\u305d\u308c\u3092\u52d5\u304b\u3059\u5c02\u7528\u306eJavaScript\u3092\u8aad\u307f\u8fbc\u3080\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002\n    <\/p>\n<pre><code>&lt;div class=\"card\"&gt;\n  &lt;h3&gt;\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7&lt;\/h3&gt;\n  &lt;div id=\"user-list\"&gt;\n    &lt;!-- JS\u306b\u3088\u3063\u3066\u3053\u3053\u306b\u30c7\u30fc\u30bf\u304c\u633f\u5165\u3055\u308c\u307e\u3059 --&gt;\n    &lt;p&gt;\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u4e2d\u2026&lt;\/p&gt;\n  &lt;\/div&gt;\n&lt;\/div&gt;\n&lt;!-- \u3053\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u5c02\u7528\u306eJS\u3092\u8aad\u307f\u8fbc\u307f --&gt;\n&lt;script src=\"\/static\/js\/userList.js\"&gt;&lt;\/script&gt;<\/code><\/pre>\n<p><strong><small>\u203b\u88dc\u8db3<\/small><\/strong>: <code>&lt;script&gt;<\/code>\u30bf\u30b0\u3092\u89aa\u30da\u30fc\u30b8\uff08<code>dashboard.jsp<\/code>\uff09\u3067\u306f\u306a\u304f\u3001\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306eJSP\u306b\u76f4\u63a5\u66f8\u304f\u3053\u3068\u3067\u3001\u305d\u306e\u90e8\u54c1\u304c\u5b8c\u5168\u306b\u81ea\u5df1\u5b8c\u7d50\u3057\u3001\u4ed6\u306e\u30da\u30fc\u30b8\u306b\u79fb\u52d5\u3057\u305f\u308a\u3001\u518d\u5229\u7528\u3057\u305f\u308a\u3059\u308b\u5834\u5408\u3067\u3082JS\u306e\u8aad\u307f\u8fbc\u307f\u6f0f\u308c\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li><strong>JavaScript\uff08userList.js\uff09<\/strong>:\n<p>\n    API\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3001<code>user-list<\/code>\u3068\u3044\u3046ID\u3092\u6301\u3064\u30b3\u30f3\u30c6\u30ca\u306b\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u63cf\u753b\u3057\u307e\u3059\u3002\n    <\/p>\n<pre><code>\/\/ userList.js\ndocument.addEventListener(\"DOMContentLoaded\", async () =&gt; {\n  const container = document.getElementById(\"user-list\");\n  \/\/ ...\uff08\u524d\u8ff0\u306e\u30b3\u30fc\u30c9\u3092\u3053\u3053\u306b\u8a18\u8ff0\uff09\n});<\/code><\/pre>\n<\/li>\n<\/ol>\n<p>\n\u3053\u308c\u306b\u3088\u308a\u3001<strong>\u30da\u30fc\u30b8\u306e\u521d\u56de\u8868\u793a\u3067\u306f\u300c\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u4e2d\u2026\u300d\u3068\u3060\u3051\u8868\u793a\u3055\u308c\u3001\u305d\u306e\u76f4\u5f8c\u306bJavaScript\u304c\u975e\u540c\u671f\u3067API\u3092\u547c\u3073\u51fa\u3057\u3066\u6700\u65b0\u306e\u30e6\u30fc\u30b6\u30fc\u4e00\u89a7\u304c\u633f\u5165\u3055\u308c\u308b<\/strong>\u3001\u3068\u3044\u3046\u52d5\u7684\u306a\u6319\u52d5\u304c\u5b9f\u73fe\u3057\u307e\u3059\u3002\n<\/p>\n<hr>\n<h2 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