{"id":38140,"date":"2026-08-13T20:51:49","date_gmt":"2026-08-13T11:51:49","guid":{"rendered":"https:\/\/genai-ai.co.jp\/ai-kanri\/?p=38140"},"modified":"2026-08-13T23:44:28","modified_gmt":"2026-08-13T14:44:28","slug":"java-try-catch-throws","status":"publish","type":"post","link":"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/java-try-catch-throws\/","title":{"rendered":"\u30102026\u5e748\u6708\u6700\u65b0\u3011Java\u306etry-catch\u6587\uff5cthrow\u3068throws\u306e\u4f7f\u3044\u5206\u3051\u3092\u89e3\u8aac\uff5c\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306fClaude Code\u306b\u4efb\u305b\u308b\u9078\u629e\u80a2\u3082"},"content":{"rendered":"\n<style>\n.g-flow-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;}\n.g-flow-item{background:linear-gradient(135deg,#1a1a1a,#2a1015);color:#fff;border-radius:8px;padding:16px 14px;min-width:130px;flex:1;text-align:center;}\n.g-flow-arrow{color:#dc2626;font-size:20px;font-weight:700;}\n.g-card-row{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 32px;}\n.g-card-row>div{flex:1;min-width:220px;}\n@media(max-width:600px){\n  .g-flow-row{flex-direction:column;}\n  .g-flow-arrow{transform:rotate(90deg);}\n  .g-card-row{flex-direction:column;}\n  .g-card-row>div{min-width:100%;}\n}\n<\/style>\n\n\n\n<div style=\"margin:0 0 32px;\">\n  <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/08\/thumb-java-try-catch-throws-1.jpg\" alt=\"\u30102026\u5e748\u6708\u6700\u65b0\u3011Java\u306etry-catch\u6587\uff5cthrow\u3068throws\u306e\u4f7f\u3044\u5206\u3051\u3092\u89e3\u8aac\uff5c\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306fClaude Code\u306b\u4efb\u305b\u308b\u9078\u629e\u80a2\u3082\" style=\"width:100%;height:auto;border-radius:12px;display:block;\">\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cJava\u306e\u30b3\u30fc\u30c9\u3067<code>throw<\/code>\u3068<code>throws<\/code>\u3001\u3069\u3063\u3061\u304c\u3069\u3063\u3061\u3060\u3063\u3051\uff1f\u300d\u300ctry-catch\u306f\u77e5\u3063\u3066\u3044\u308b\u3051\u3069\u3001\u3044\u3064throws\u3092\u4ed8\u3051\u308c\u3070\u3044\u3044\u306e\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u2014\u2014Java\u5b66\u7fd2\u8005\u304c\u5fc5\u305a\u3068\u8a00\u3063\u3066\u3044\u3044\u307b\u3069\u3064\u307e\u305a\u304f\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>throw<\/code>\u3068<code>throws<\/code>\u306f\u7db4\u308a\u304c1\u6587\u5b57\u9055\u3046\u3060\u3051\u306a\u306e\u306b\u3001\u5f79\u5272\u306f\u307e\u3063\u305f\u304f\u7570\u306a\u308a\u307e\u3059\u3002<strong>throw\u306f\u300c\u4eca\u3053\u3053\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u300d\u547d\u4ee4<\/strong>\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001<strong>throws\u306f\u300c\u3053\u306e\u51e6\u7406\u306f\u4f8b\u5916\u304c\u8d77\u304d\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u306e\u3067\u3001\u547c\u3073\u51fa\u3057\u5143\u3067\u5bfe\u51e6\u3057\u3066\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u5ba3\u8a00<\/strong>\u3067\u3059\u3002\u3053\u306e\u9055\u3044\u3092\u7406\u89e3\u3057\u306a\u3044\u307e\u307e\u66f8\u3044\u3066\u3044\u308b\u3068\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u304c\u53d6\u308c\u306a\u3044\u3001\u60f3\u5b9a\u901a\u308a\u306b\u30a8\u30e9\u30fc\u304c\u51e6\u7406\u3055\u308c\u306a\u3044\u3068\u3044\u3063\u305f\u30c8\u30e9\u30d6\u30eb\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Java\u306e<strong>\u4f8b\u5916\u51e6\u7406\uff08try-catch\u6587\uff09\u306e\u57fa\u672c<\/strong>\u304b\u3089\u3001<code>throw<\/code>\u3068<code>throws<\/code>\u306e\u4f7f\u3044\u5206\u3051\u3001<strong>checked\u4f8b\u5916\u30fbunchecked\u4f8b\u5916<\/strong>\u306e\u9055\u3044\u3001<code>try-catch-finally<\/code>\u306e\u6b63\u3057\u3044\u66f8\u304d\u65b9\u3001\u8907\u6570\u306e<code>catch<\/code>\u3092\u4e26\u3079\u308b\u3068\u304d\u306e\u9806\u5e8f\u30eb\u30fc\u30eb\u307e\u3067\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u5f8c\u534a\u3067\u306f\u3001\u5f0a\u793e\uff08\u682a\u5f0f\u4f1a\u793eGENAI\uff09\u304cAI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305b\u308b\u969b\u3001\u4f8b\u5916\u51e6\u7406\u306e\u54c1\u8cea\u3092\u3069\u3046\u898b\u3066\u3044\u308b\u304b\u3068\u3044\u3046\u5b9f\u904b\u7528\u30c7\u30fc\u30bf\u3068\u3001\u300c\u305d\u3082\u305d\u3082\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305a\u306bClaude Code\u306b\u4efb\u305b\u308b\u300d\u3068\u3044\u3046\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u55b6\u8005\u5411\u3051\u306e\u9078\u629e\u80a2\u3082\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">throw\u3068throws\u306f\u3001\u540d\u524d\u304c\u4f3c\u3066\u3044\u308b\u305b\u3044\u3067\u6df7\u540c\u3055\u308c\u304c\u3061\u3067\u3059\u304c\u3001\u5f79\u5272\u306f\u300c\u4f8b\u5916\u3092\u8d77\u3053\u3059\u5074\u300d\u3068\u300c\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u3092\u5ba3\u8a00\u3059\u308b\u5074\u300d\u3067\u307e\u3063\u305f\u304f\u9006\u306e\u7acb\u3061\u4f4d\u7f6e\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u56f3\u89e3\u3068\u5177\u4f53\u4f8b\u3067\u3001\u8ff7\u308f\u305a\u5224\u65ad\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f0a\u793e\u3067\u3082\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u3084\u30c4\u30fc\u30eb\u3092Claude Code\u306b\u66f8\u304b\u305b\u308b\u5834\u9762\u304c\u65e5\u5e38\u7684\u306b\u3042\u308a\u307e\u3059\u304c\u3001\u7d4c\u55b6\u8005\u3068\u3057\u3066\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u306f\u306a\u3044\u7acb\u5834\u3067\u3082\u300c\u4f8b\u5916\u51e6\u7406\u304c\u3061\u3083\u3093\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u304b\u300d\u3092\u898b\u308b\u8996\u70b9\u306f\u6301\u3063\u3066\u304a\u304f\u3079\u304d\u3060\u3068\u611f\u3058\u3066\u3044\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u306b\u76f4\u7d50\u3059\u308b\u90e8\u5206\u3060\u304b\u3089\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>\u4f8b\u5916\u51e6\u7406\uff08try-catch\uff09<\/strong>\u306e\u57fa\u672c\u69cb\u6587\u3068\u3001\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>throw<\/strong>\u3068<strong>throws<\/strong>\u306e\u9055\u3044\u3068\u3001\u305d\u308c\u305e\u308c\u306e\u4f7f\u3044\u3069\u3053\u308d<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>checked\u4f8b\u5916<\/strong>\u3068<strong>unchecked\u4f8b\u5916<\/strong>\u306e\u9055\u3044\u3068\u5224\u65ad\u57fa\u6e96<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>try-catch-finally<\/strong>\u306e\u6b63\u3057\u3044\u66f8\u304d\u65b9\u3068\u3001\u8907\u6570catch\u306e\u9806\u5e8f\u30eb\u30fc\u30eb<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5b9f\u52d9\u3067\u8d77\u304d\u3084\u3059\u3044\u4f8b\u5916\u51e6\u7406\u306e\u3064\u307e\u305a\u304d\u30dd\u30a4\u30f3\u30c8\u3068\u5bfe\u51e6\u6cd5<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5f0a\u793eGENAI\u306e<strong>AI\u30b3\u30fc\u30c9\u54c1\u8cea\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u904b\u7528\u30c7\u30fc\u30bf<\/strong><\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u300c\u81ea\u5206\u3067\u5b66\u3076\u300d\u304b\u300cClaude Code\u306b\u4efb\u305b\u308b\u300d\u304b\u3092\u5224\u65ad\u3059\u308b\u57fa\u6e96<\/span><\/div>\n\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-01\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">01<\/span>\n  <span class=\"section-label\" style=\"display:block;\">EXCEPTION BASICS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u4f8b\u5916\u51e6\u7406\uff08try-catch\uff09\u3068\u306f\u4f55\u304b<\/span>\n  <span class=\"section-desc\">\u306a\u305cJava\u306b\u306f\u30a8\u30e9\u30fc\u3092\u300c\u6355\u307e\u3048\u308b\u300d\u4ed5\u7d44\u307f\u304c\u3042\u308b\u306e\u304b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u3068\u3001\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u300d\u300c0\u3067\u5272\u308a\u7b97\u3092\u3057\u3088\u3046\u3068\u3057\u305f\u300d\u300c\u914d\u5217\u306e\u7bc4\u56f2\u5916\u3092\u53c2\u7167\u3057\u305f\u300d\u3068\u3044\u3063\u305f\u3001\u60f3\u5b9a\u5916\u306e\u4e8b\u614b\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002Java\u3067\u306f\u3001\u3053\u3046\u3057\u305f\u7570\u5e38\u4e8b\u614b\u3092<strong>\u4f8b\u5916\uff08Exception\uff09<\/strong>\u3068\u3044\u3046\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u8868\u73fe\u3057\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3044\u304d\u306a\u308a\u7570\u5e38\u7d42\u4e86\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u9069\u5207\u306b\u5bfe\u51e6\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3092\u7528\u610f\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u304c<code>try-catch<\/code>\u6587\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u4f8b\u5916\uff08Exception\uff09<\/strong>\uff1a\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u4e2d\u306b\u767a\u751f\u3059\u308b\u300c\u60f3\u5b9a\u5916\u306e\u4e8b\u614b\u300d\u3092\u8868\u3059Java\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3002\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u306a\u3044\u3001\u6570\u5024\u306e\u5272\u308a\u7b97\u3067\u30bc\u30ed\u9664\u7b97\u304c\u8d77\u304d\u305f\u3001\u914d\u5217\u306e\u7bc4\u56f2\u5916\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u306a\u3069\u3001\u901a\u5e38\u306e\u51e6\u7406\u30d5\u30ed\u30fc\u3067\u306f\u5bfe\u51e6\u3057\u304d\u308c\u306a\u3044\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u3068\u304d\u306b\u300c\u4f8b\u5916\u304c\u767a\u751f\uff08\u30b9\u30ed\u30fc\uff09\u3057\u305f\u300d\u3068\u3044\u3046\u8a00\u3044\u65b9\u3092\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">1-1. try-catch\u306e\u57fa\u672c\u69cb\u6587<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3063\u3068\u3082\u57fa\u672c\u7684\u306a\u5f62\u306f\u3001<code>try<\/code>\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u306b\u300c\u4f8b\u5916\u304c\u8d77\u304d\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u51e6\u7406\u300d\u3092\u66f8\u304d\u3001<code>catch<\/code>\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u306b\u300c\u4f8b\u5916\u304c\u8d77\u304d\u305f\u3068\u304d\u306e\u5bfe\u51e6\u300d\u3092\u66f8\u304f\u3001\u3068\u3044\u3046\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u9020\u3067\u3059\u3002<code>try<\/code>\u30d6\u30ed\u30c3\u30af\u5185\u3067\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u305d\u306e\u6642\u70b9\u3067<code>try<\/code>\u30d6\u30ed\u30c3\u30af\u306e\u6b8b\u308a\u306e\u51e6\u7406\u306f<strong>\u30b9\u30ad\u30c3\u30d7\u3055\u308c<\/strong>\u3001\u5bfe\u5fdc\u3059\u308b<code>catch<\/code>\u30d6\u30ed\u30c3\u30af\u306b\u51e6\u7406\u304c\u79fb\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u51e6\u7406\u3092<code>try<\/code>\u3067\u56f2\u307f\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u306b\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u51e6\u7406\u3092<code>catch<\/code>\u306b\u66f8\u3044\u3066\u304a\u3051\u3070\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u7570\u5e38\u7d42\u4e86\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u5206\u304b\u308a\u3084\u3059\u3044\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8fd4\u3057\u3066\u51e6\u7406\u3092\u7d9a\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><code>try<\/code>\uff1a\u4f8b\u5916\u304c\u8d77\u304d\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u51e6\u7406\u3092\u66f8\u304f\u30d6\u30ed\u30c3\u30af<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><code>catch<\/code>\uff1a\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\u3092\u66f8\u304f\u30d6\u30ed\u30c3\u30af<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><code>finally<\/code>\uff1a\u4f8b\u5916\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a\u5fc5\u305a\u5b9f\u884c\u3055\u308c\u308b\u30d6\u30ed\u30c3\u30af\uff08\u5f8c\u8ff0\uff09<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3068<code>try<\/code>\u30d6\u30ed\u30c3\u30af\u306e\u6b8b\u308a\u306f\u30b9\u30ad\u30c3\u30d7\u3055\u308c\u3001\u5373\u5ea7\u306b<code>catch<\/code>\u306b\u79fb\u308b<\/span><\/div>\n\n<\/div>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">try-catch\u304c\u7121\u3044\u3068\u3069\u3046\u306a\u308b\u304b<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u4f8b\u5916\u51e6\u7406\u3092\u66f8\u304b\u305a\u306b\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u305d\u306e\u5834\u3067\u7570\u5e38\u7d42\u4e86\u3057\u3001\u30b3\u30f3\u30bd\u30fc\u30eb\u306b<strong>\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9<\/strong>\u3068\u547c\u3070\u308c\u308b\u30a8\u30e9\u30fc\u306e\u767a\u751f\u7d4c\u8def\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308c\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u76ee\u306e\u524d\u3067\u300c\u539f\u56e0\u4e0d\u660e\u306e\u30a8\u30e9\u30fc\u753b\u9762\u300d\u304c\u51fa\u3066\u3057\u307e\u3046\u72b6\u614b\u3067\u3059\u3002try-catch\u306f\u3001\u3053\u306e\u7570\u5e38\u7d42\u4e86\u3092\u9632\u304e\u3001\u60f3\u5b9a\u5185\u306e\u5f62\u3067\u30a8\u30e9\u30fc\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3060\u3068\u7406\u89e3\u3059\u308b\u3068\u8179\u843d\u3061\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\uff08Stack Trace\uff09<\/strong>\uff1a\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u3001\u305d\u306e\u4f8b\u5916\u304c\u3069\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u3069\u306e\u884c\u304b\u3089\u767a\u751f\u3057\u3001\u3069\u3046\u3044\u3046\u9806\u756a\u3067\u547c\u3073\u51fa\u3055\u308c\u3066\u304d\u305f\u304b\u3092\u793a\u3059\u60c5\u5831\u3002\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u5408\u308f\u305b\u3066\u51fa\u529b\u3055\u308c\u308b\u305f\u3081\u3001\u958b\u767a\u8005\u304c\u539f\u56e0\u7b87\u6240\u3092\u7279\u5b9a\u3059\u308b\u969b\u306e\u91cd\u8981\u306a\u624b\u304c\u304b\u308a\u306b\u306a\u308a\u307e\u3059\u3002Claude Code\u306e\u3088\u3046\u306a\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u30a8\u30e9\u30fc\u3092\u8abf\u67fb\u3057\u3066\u3082\u3089\u3046\u969b\u3082\u3001\u3053\u306e\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3092\u305d\u306e\u307e\u307e\u8cbc\u3063\u3066\u6e21\u3059\u3068\u89e3\u6c7a\u304c\u65e9\u307e\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">1-2. \u4f8b\u5916\u51e6\u7406\u304c\u306a\u3044\u3068\u4f55\u304c\u56f0\u308b\u306e\u304b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u3089\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u6b62\u307e\u308c\u3070\u3044\u3044\u306e\u3067\u306f\u300d\u3068\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u591a\u304f\u306f<strong>\u6b62\u307e\u3063\u3066\u306f\u3044\u3051\u306a\u3044<\/strong>\u51e6\u7406\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001100\u4ef6\u306e\u30c7\u30fc\u30bf\u30921\u4ef6\u305a\u3064\u51e6\u7406\u3057\u3066\u3044\u304f\u9014\u4e2d\u300197\u4ef6\u76ee\u3067\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u3068\u304d\u306b\u3001\u305d\u3053\u3067\u51e6\u7406\u5168\u4f53\u304c\u7570\u5e38\u7d42\u4e86\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u6b8b\u308a3\u4ef6\u3060\u3051\u3067\u306a\u304f\u3001\u305d\u308c\u307e\u3067\u51e6\u7406\u3057\u305f96\u4ef6\u306e\u7d50\u679c\u3082\u5931\u308f\u308c\u304b\u306d\u307e\u305b\u3093\u3002try-catch\u3067\u4f8b\u5916\u3092\u6355\u307e\u3048\u3001\u300c\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u884c\u306f\u30ed\u30b0\u306b\u8a18\u9332\u3057\u3066\u30b9\u30ad\u30c3\u30d7\u3057\u3001\u6b8b\u308a\u306e\u51e6\u7406\u3092\u7d9a\u884c\u3059\u308b\u300d\u3068\u3044\u3063\u305f\u8a2d\u8a08\u306b\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u5b89\u5b9a\u6027\u304c\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3067\u4e00\u756a\u6016\u3044\u306e\u306f\u300c\u6b62\u307e\u308b\u300d\u3053\u3068\u3067\u3059\u30021\u4ef6\u306e\u30c7\u30fc\u30bf\u4e0d\u5099\u3067\u5168\u4f53\u304c\u6b62\u307e\u3063\u3066\u3057\u307e\u3046\u30b7\u30b9\u30c6\u30e0\u3068\u3001\u4e0d\u5099\u3060\u3051\u3092\u30ed\u30b0\u306b\u6b8b\u3057\u3066\u51e6\u7406\u3092\u7d9a\u3051\u3089\u308c\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u904b\u7528\u306e\u5b89\u5fc3\u611f\u304c\u307e\u3063\u305f\u304f\u9055\u3044\u307e\u3059\u3002\u3053\u306e\u5dee\u3092\u751f\u3080\u306e\u304c\u3001\u307e\u3055\u306b\u4f8b\u5916\u51e6\u7406\u306e\u8a2d\u8a08\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-02\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">02<\/span>\n  <span class=\"section-label\" style=\"display:block;\">THE THROW KEYWORD<\/span>\n  <span class=\"section-title\" style=\"display:block;\">throw\u3068\u306f\uff1f\u610f\u56f3\u7684\u306b\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u547d\u4ee4<\/span>\n  <span class=\"section-desc\">\u300c\u3053\u3053\u3067\u30a8\u30e9\u30fc\u306b\u3059\u308b\u300d\u3068\u81ea\u5206\u3067\u30b9\u30a4\u30c3\u30c1\u3092\u5165\u308c\u308b\u4ed5\u7d44\u307f<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><code>throw<\/code>\u306f\u3001<strong>\u305d\u306e\u5834\u3067\u4f8b\u5916\u3092\u610f\u56f3\u7684\u306b\u767a\u751f\u3055\u305b\u308b<\/strong>\u305f\u3081\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002<code>throw new IllegalArgumentException(\"\u5024\u304c\u4e0d\u6b63\u3067\u3059\");<\/code>\u306e\u3088\u3046\u306b\u66f8\u304f\u3068\u3001\u305d\u306e\u884c\u304c\u5b9f\u884c\u3055\u308c\u305f\u77ac\u9593\u306b\u4f8b\u5916\u304c\u767a\u751f\u3057\u3001\u4ee5\u964d\u306e\u51e6\u7406\u306f\u4e2d\u65ad\u3055\u308c\u3066\u3001\u5bfe\u5fdc\u3059\u308b<code>catch<\/code>\u30d6\u30ed\u30c3\u30af\uff08\u307e\u305f\u306f\u547c\u3073\u51fa\u3057\u5143\uff09\u306b\u51e6\u7406\u304c\u79fb\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>throw<\/strong>\uff1a\u305d\u306e\u5834\u3067\u4f8b\u5916\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u767a\u751f\uff08\u30b9\u30ed\u30fc\uff09\u3055\u305b\u308bJava\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3002<code>throw new \u4f8b\u5916\u30af\u30e9\u30b9\u540d(\"\u30e1\u30c3\u30bb\u30fc\u30b8\")<\/code>\u3068\u3044\u3046\u66f8\u304d\u65b9\u3067\u4f7f\u3046\u3002Java\u304c\u81ea\u52d5\u7684\u306b\u767a\u751f\u3055\u305b\u308b\u4f8b\u5916\uff08\u914d\u5217\u306e\u7bc4\u56f2\u5916\u30a2\u30af\u30bb\u30b9\u306a\u3069\uff09\u3068\u306f\u7570\u306a\u308a\u3001<strong>\u958b\u767a\u8005\u304c\u610f\u56f3\u7684\u306b\u300c\u3053\u3053\u306f\u30a8\u30e9\u30fc\u306b\u3059\u3079\u304d\u3060\u300d\u3068\u5224\u65ad\u3057\u305f\u5834\u9762\u3067\u4f7f\u3046<\/strong>\u70b9\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">2-1. throw\u3092\u4f7f\u3046\u5178\u578b\u7684\u306a\u5834\u9762<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">throw\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u306f\u3001Java\u306e\u8a00\u8a9e\u4ed5\u69d8\u3068\u3057\u3066\u306f\u30a8\u30e9\u30fc\u306b\u306a\u3089\u306a\u3044\u304c\u3001<strong>\u696d\u52d9\u306e\u30eb\u30fc\u30eb\u4e0a\u306f\u4e0d\u6b63\u306a\u5024<\/strong>\u3067\u3042\u308b\u30b1\u30fc\u30b9\u3067\u3059\u3002\u4f8b\u3048\u3070\u300c\u5e74\u9f62\u306b-5\u3068\u3044\u3046\u5024\u304c\u6e21\u3055\u308c\u305f\u300d\u3068\u3044\u3046\u306e\u306f\u3001int\u578b\u3068\u3057\u3066\u306f\u6b63\u3057\u304f\u51e6\u7406\u3067\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u304c\u3001\u696d\u52d9\u7684\u306b\u306f\u660e\u3089\u304b\u306b\u304a\u304b\u3057\u3044\u5024\u3067\u3059\u3002\u3053\u3046\u3057\u305f\u300c\u6587\u6cd5\u4e0a\u306f\u6b63\u3057\u3044\u304c\u3001\u610f\u5473\u7684\u306b\u306f\u8aa4\u308a\u300d\u3068\u3044\u3046\u30b1\u30fc\u30b9\u3092\u691c\u51fa\u3057\u3001\u305d\u306e\u5834\u3067throw\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u306a\u5024\u304c\u5f8c\u7d9a\u306e\u51e6\u7406\u306b\u6d41\u308c\u8fbc\u3080\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5165\u529b\u5024\u304c\u696d\u52d9\u30eb\u30fc\u30eb\u4e0a\u3042\u308a\u3048\u306a\u3044\u7bc4\u56f2\u30fb\u5f62\u5f0f\u3067\u3042\u308b\u5834\u5408\uff08\u5e74\u9f62\u304c\u30de\u30a4\u30ca\u30b9\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5f62\u5f0f\u304c\u4e0d\u6b63\u306a\u3069\uff09<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u547c\u3073\u51fa\u3057\u5143\u304c\u6e80\u305f\u3059\u3079\u304d\u524d\u63d0\u6761\u4ef6\uff08\u5f15\u6570\u304cnull\u3067\u306a\u3044\u3053\u3068\u7b49\uff09\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5916\u90e8API\u3084DB\u304b\u3089\u306e\u5fdc\u7b54\u304c\u60f3\u5b9a\u5916\u306e\u72b6\u614b\u3060\u3063\u305f\u5834\u5408<\/span><\/div>\n\n<\/div>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">throw\u306e\u5f8c\u306b\u30b3\u30fc\u30c9\u3092\u7d9a\u3051\u3066\u3082\u5b9f\u884c\u3055\u308c\u306a\u3044<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\"><code>throw<\/code>\u6587\u304c\u5b9f\u884c\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u6642\u70b9\u3067\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u884c\u306f\u4e2d\u65ad\u3055\u308c\u307e\u3059\u3002<code>throw<\/code>\u306e\u76f4\u5f8c\u306b\u5225\u306e\u51e6\u7406\u3092\u66f8\u3044\u3066\u3082\u3001\u305d\u306e\u884c\u306f<strong>\u7d76\u5bfe\u306b\u5b9f\u884c\u3055\u308c\u307e\u305b\u3093<\/strong>\u3002\u300cthrow\u3092\u66f8\u3044\u305f\u306e\u306b\u5f8c\u7d9a\u306e\u51e6\u7406\u304c\u52d5\u3044\u3066\u3057\u307e\u3046\u300d\u3068\u3044\u3046\u76f8\u8ac7\u306f\u3001\u5b9f\u969b\u306b\u306f\u5225\u306e\u5206\u5c90\u3067\u4f8b\u5916\u304c\u767a\u751f\u3057\u3066\u3044\u306a\u3044\u30b1\u30fc\u30b9\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\"><code>throw<\/code>\u306f\u300c\u3053\u3053\u3067\u30a8\u30e9\u30fc\u3068\u3057\u3066\u6271\u3063\u3066\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046<strong>\u5ba3\u8a00\u3067\u306f\u306a\u304f\u5b9f\u884c<\/strong>\u3067\u3059\u3002\u6761\u4ef6\u5206\u5c90\u306e\u4e2d\u306b\u7f6e\u3044\u3066\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3057\u305f\u305d\u306e\u77ac\u9593\u306b\u51e6\u7406\u3092\u6b62\u3081\u308b\u3001\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u3067\u899a\u3048\u308b\u3068\u4f7f\u3044\u5206\u3051\u306e\u611f\u899a\u304c\u3064\u304b\u307f\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-03\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">03<\/span>\n  <span class=\"section-label\" style=\"display:block;\">THE THROWS KEYWORD<\/span>\n  <span class=\"section-title\" style=\"display:block;\">throws\u3068\u306f\uff1f\u547c\u3073\u51fa\u3057\u5143\u306b\u51e6\u7406\u3092\u59d4\u8b72\u3059\u308b\u5ba3\u8a00<\/span>\n  <span class=\"section-desc\">\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u4f8b\u5916\u304c\u8d77\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u300d\u3068\u3044\u3046\u4e88\u544a<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u306e<code>throws<\/code>\u306f\u3001\u30e1\u30bd\u30c3\u30c9\u306e<strong>\u5ba3\u8a00\u90e8\u5206<\/strong>\u306b\u66f8\u304f\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3001\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u3053\u3046\u3044\u3046\u7a2e\u985e\u306e\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u300d\u3068\u3044\u3046\u3053\u3068\u3092\u547c\u3073\u51fa\u3057\u5143\u306b\u4f1d\u3048\u308b\u5f79\u5272\u3092\u6301\u3061\u307e\u3059\u3002<code>public void readFile() throws IOException { ... }<\/code>\u306e\u3088\u3046\u306b\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u5f8c\u308d\u306b\u66f8\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>throws<\/strong>\uff1a\u30e1\u30bd\u30c3\u30c9\u306e\u5ba3\u8a00\uff08\u30b7\u30b0\u30cd\u30c1\u30e3\uff09\u306b\u4ed8\u4e0e\u3057\u3001\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u5185\u90e8\u3067\u3001\u6307\u5b9a\u3057\u305f\u7a2e\u985e\u306e\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u300d\u3053\u3068\u3092\u547c\u3073\u51fa\u3057\u5143\u306b\u77e5\u3089\u305b\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3002throws\u304c\u4ed8\u3044\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u5074\u306f\u3001\u305d\u306e\u4f8b\u5916\u306b\u5bfe\u3057\u3066try-catch\u3067\u5bfe\u51e6\u3059\u308b\u304b\u3001\u81ea\u5206\u81ea\u8eab\u3082\u540c\u3058\u4f8b\u5916\u3092throws\u3067\u5ba3\u8a00\u3057\u3066\u3001\u3055\u3089\u306b\u4e0a\u4f4d\u306e\u547c\u3073\u51fa\u3057\u5143\u306b\u51e6\u7406\u3092\u59d4\u306d\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3-1. throws\u306f\u300c\u81ea\u5206\u3067\u306f\u5bfe\u51e6\u3057\u306a\u3044\u300d\u3068\u3044\u3046\u610f\u601d\u8868\u793a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">throws\u3092\u4f7f\u3046\u6700\u5927\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u3001<strong>\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u81ea\u8eab\u306f\u4f8b\u5916\u3078\u306e\u5bfe\u51e6\u3092\u884c\u308f\u305a\u3001\u547c\u3073\u51fa\u3057\u5143\u306b\u59d4\u306d\u308b\u300d<\/strong>\u3068\u3044\u3046\u8a2d\u8a08\u5224\u65ad\u3067\u3059\u3002\u4f8b\u3048\u3070\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u3067\u4f8b\u5916\u304c\u8d77\u304d\u305f\u3068\u304d\u3001\u300c\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u3089\u3069\u3046\u3059\u308b\u304b\u300d\u306e\u5224\u65ad\u306f\u3001\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u5074\uff08\u753b\u9762\u8868\u793a\u3092\u3059\u308b\u5074\u3084\u3001\u696d\u52d9\u30ed\u30b8\u30c3\u30af\u5074\uff09\u306b\u59d4\u306d\u305f\u65b9\u304c\u9069\u5207\u306a\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3046\u3057\u305f\u5834\u5408\u306b\u3001\u30e1\u30bd\u30c3\u30c9\u5074\u306f\u81ea\u5206\u3067catch\u305b\u305a\u3001throws\u3067\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u3060\u3051\u3092\u5ba3\u8a00\u3057\u3066\u304a\u304f\u3001\u3068\u3044\u3046\u8a2d\u8a08\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3-2. throws\u3092\u4f7f\u3046\u5834\u5408\u306e\u547c\u3073\u51fa\u3057\u5143\u306e\u7fa9\u52d9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">throws\u304c\u4ed8\u4e0e\u3055\u308c\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u30b3\u30fc\u30c9\u306f\u3001Java\u306e\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u3088\u3063\u3066\u300c\u4f8b\u5916\u3078\u306e\u5bfe\u51e6\u300d\u3092\u5f37\u5236\u3055\u308c\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u547c\u3073\u51fa\u3057\u5143\u3067<code>try-catch<\/code>\u3092\u4f7f\u3063\u3066\u305d\u306e\u5834\u3067\u51e6\u7406\u3059\u308b\u304b\u3001\u547c\u3073\u51fa\u3057\u5143\u306e\u30e1\u30bd\u30c3\u30c9\u81ea\u8eab\u3082\u540c\u3058\u4f8b\u5916\u3092<code>throws<\/code>\u3067\u5ba3\u8a00\u3057\u3066\u3001\u3055\u3089\u306b\u4e0a\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u51e6\u7406\u3092\u59d4\u306d\u308b\u304b\u306e\u3069\u3061\u3089\u304b\u3092\u9078\u3076\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001\u300c\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u306b\u3001\u8ab0\u3082\u305d\u308c\u306b\u5bfe\u51e6\u3057\u3066\u3044\u306a\u3044\u300d\u3068\u3044\u3046\u72b6\u614b\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u70b9\u3067\u691c\u51fa\u3067\u304d\u308b\u306e\u304cJava\u306e\u5927\u304d\u306a\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"margin:24px 0;\">\n  <div class=\"g-flow-item\"><strong>\u30e1\u30bd\u30c3\u30c9A<\/strong><br><span style=\"font-size:12px;\">throws\u3067<br>\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u3092\u5ba3\u8a00<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u547c\u3073\u51fa\u3057\u5143B<\/strong><br><span style=\"font-size:12px;\">try-catch\u3067<br>\u5bfe\u51e6 or<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u3055\u3089\u306b\u4e0a\u4f4d\u3078<\/strong><br><span style=\"font-size:12px;\">throws\u3067<br>\u59d4\u8b72\u3092\u7d9a\u3051\u308b<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u3044\u305a\u308c\u304b\u3067<br>\u5fc5\u305a\u5bfe\u51e6<\/strong><br><span style=\"font-size:12px;\">\u30b3\u30f3\u30d1\u30a4\u30e9\u304c<br>\u30c1\u30a7\u30c3\u30af\u3059\u308b<\/span><\/div>\n<\/div>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">throw\u3068throws\u306f\u540c\u6642\u306b\u4f7f\u3046\u3053\u3068\u3082\u3042\u308b<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u540c\u3058\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u3067\u3001\u696d\u52d9\u30eb\u30fc\u30eb\u9055\u53cd\u3092<code>throw<\/code>\u3067\u610f\u56f3\u7684\u306b\u767a\u751f\u3055\u305b\u3064\u3064\u3001\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u81ea\u4f53\u306f<code>throws<\/code>\u3067\u300c\u3053\u306e\u4f8b\u5916\u304c\u8d77\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u300d\u3068\u5ba3\u8a00\u3059\u308b\u3001\u3068\u3044\u3046\u7d44\u307f\u5408\u308f\u305b\u3082\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002<code>throw<\/code>\u306f\u300c\u5b9f\u884c\u3059\u308b\u52d5\u4f5c\u300d\u3001<code>throws<\/code>\u306f\u300c\u5ba3\u8a00\u3059\u308b\u60c5\u5831\u300d\u3068\u3044\u3046\u5f79\u5272\u306e\u9055\u3044\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u3068\u6df7\u4e71\u3057\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u7d4c\u55b6\u76ee\u7dda\u3067\u8a00\u3046\u3068\u3001throws\u306f\u300c\u3053\u306e\u30bf\u30b9\u30af\u3067\u554f\u984c\u304c\u8d77\u304d\u305f\u3089\u3001\u73fe\u5834\u5224\u65ad\u3067\u306f\u306a\u304f\u4e0a\u53f8\u306b\u5831\u544a\u3057\u3066\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u30eb\u30fc\u30eb\u3092\u660e\u6587\u5316\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u3082\u306e\u3060\u3068\u7406\u89e3\u3057\u3066\u3044\u307e\u3059\u3002\u8ab0\u304c\u6700\u7d42\u7684\u306b\u8cac\u4efb\u3092\u6301\u3063\u3066\u5bfe\u51e6\u3059\u308b\u304b\u3092\u3001\u30b3\u30fc\u30c9\u306e\u30ec\u30d9\u30eb\u3067\u5f37\u5236\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-04\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">04<\/span>\n  <span class=\"section-label\" style=\"display:block;\">THROW VS THROWS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">throw\u3068throws\u306e\u4f7f\u3044\u5206\u3051\u4e00\u89a7<\/span>\n  <span class=\"section-desc\">\u6df7\u540c\u3057\u304c\u3061\u306a2\u3064\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4e00\u679a\u306e\u8868\u3067\u6574\u7406\u3059\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u307e\u3067\u306e\u5185\u5bb9\u3092\u3001\u6bd4\u8f03\u8868\u3068\u3057\u3066\u4e00\u679a\u306b\u307e\u3068\u3081\u307e\u3059\u3002\u8a66\u9a13\u5bfe\u7b56\u3084\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306e\u969b\u306b\u3082\u3001\u3053\u306e\u8868\u3092\u601d\u3044\u51fa\u305b\u308c\u3070\u8ff7\u3046\u3053\u3068\u306f\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u89b3\u70b9<\/th><th>throw<\/th><th>throws<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u66f8\u304f\u5834\u6240<\/td><td>\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\uff08\u51e6\u7406\u306e\u4e00\u90e8\u3068\u3057\u3066\uff09<\/td><td>\u30e1\u30bd\u30c3\u30c9\u306e\u5ba3\u8a00\u90e8\u5206\uff08\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u76f4\u5f8c\uff09<\/td><\/tr>\n<tr><td>\u5f79\u5272<\/td><td>\u4f8b\u5916\u3092\u305d\u306e\u5834\u3067\u767a\u751f\u3055\u305b\u308b\u300c\u5b9f\u884c\u300d<\/td><td>\u4f8b\u5916\u304c\u8d77\u304d\u308b\u53ef\u80fd\u6027\u3092\u4f1d\u3048\u308b\u300c\u5ba3\u8a00\u300d<\/td><\/tr>\n<tr><td>\u5bfe\u8c61<\/td><td>\u4f8b\u5916\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30921\u3064\u6307\u5b9a<\/td><td>\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u8907\u6570\u3001\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u6307\u5b9a\u3067\u304d\u308b<\/td><\/tr>\n<tr><td>\u66f8\u304d\u65b9\u306e\u4f8b<\/td><td><code>throw new IOException(\"\u5931\u6557\");<\/code><\/td><td><code>void read() throws IOException<\/code><\/td><\/tr>\n<tr><td>\u5b9f\u884c\u3078\u306e\u5f71\u97ff<\/td><td>\u5b9f\u884c\u3055\u308c\u305f\u77ac\u9593\u306b\u51e6\u7406\u304c\u4e2d\u65ad\u3055\u308c\u308b<\/td><td>\u305d\u308c\u81ea\u4f53\u3067\u306f\u51e6\u7406\u306f\u4e2d\u65ad\u3055\u308c\u306a\u3044\uff08\u5ba3\u8a00\u306e\u307f\uff09<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h3 class=\"wp-block-heading\">4-1. \u4e00\u8a00\u3067\u8a00\u3044\u63db\u3048\u308b\u3068<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ff7\u3063\u305f\u3068\u304d\u306f\u3001<strong>throw\u306f\u300c\u6295\u3052\u308b\u300d\u3068\u3044\u3046\u52d5\u4f5c\u305d\u306e\u3082\u306e\u3001throws\u306f\u300c\u6295\u3052\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u300d\u3068\u3044\u3046\u4e88\u544a<\/strong>\u3001\u3068\u8a00\u3044\u63db\u3048\u308b\u3068\u533a\u5225\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u82f1\u8a9e\u306e\u6587\u6cd5\u306b\u4f8b\u3048\u308b\u3068\u3001throw\u304c\u52d5\u8a5e\uff08\u52d5\u4f5c\uff09\u3001throws\u306f\u300cthrow\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u300d\u3068\u3044\u3046\u5f62\u5bb9\u8a5e\u7684\u306a\u4fee\u98fe\u3001\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u306b\u8fd1\u3044\u95a2\u4fc2\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>checked\u4f8b\u5916\u3068unchecked\u4f8b\u5916<\/strong>\uff1aJava\u306e\u4f8b\u5916\u306f\u5927\u304d\u304f2\u7a2e\u985e\u306b\u5206\u304b\u308c\u307e\u3059\u3002<strong>checked\u4f8b\u5916<\/strong>\uff08<code>IOException<\/code>\u306a\u3069\uff09\u306f\u3001throws\u3067\u306e\u5ba3\u8a00\u304btry-catch\u3067\u306e\u5bfe\u51e6\u3092\u30b3\u30f3\u30d1\u30a4\u30e9\u304c\u5f37\u5236\u3059\u308b\u30bf\u30a4\u30d7\u3002<strong>unchecked\u4f8b\u5916<\/strong>\uff08<code>RuntimeException<\/code>\u7cfb\u3001<code>NullPointerException<\/code>\u3084<code>ArrayIndexOutOfBoundsException<\/code>\u306a\u3069\uff09\u306f\u3001\u5ba3\u8a00\u3084\u5bfe\u51e6\u304c\u5f37\u5236\u3055\u308c\u305a\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d0\u30b0\u306b\u8d77\u56e0\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u30bf\u30a4\u30d7\u3067\u3059\u3002throws\u306e\u8a18\u8ff0\u304c\u5fc5\u9808\u306b\u306a\u308b\u306e\u306f\u4e3b\u306bchecked\u4f8b\u5916\u3092\u6271\u3046\u3068\u304d\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">unchecked\u4f8b\u5916\u306bthrows\u3092\u66f8\u304d\u5fd8\u308c\u3066\u3082\u6012\u3089\u308c\u306a\u3044<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">unchecked\u4f8b\u5916\uff08RuntimeException\u306e\u30b5\u30d6\u30af\u30e9\u30b9\uff09\u306f\u3001throws\u3067\u5ba3\u8a00\u3057\u306a\u304f\u3066\u3082\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u300c\u30b3\u30f3\u30d1\u30a4\u30eb\u304c\u901a\u3063\u305f\u304b\u3089\u4f8b\u5916\u51e6\u7406\u306f\u4e07\u5168\u300d\u3068\u306f\u9650\u3089\u306a\u3044\u70b9\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002unchecked\u4f8b\u5916\u306f\u3001\u5b9f\u884c\u6642\u306b\u60f3\u5b9a\u5916\u306e\u5165\u529b\u3084\u30d0\u30b0\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u6839\u672c\u7684\u306a\u5bfe\u7b56\u306fthrows\u5ba3\u8a00\u3088\u308a\u3082\u3001\u5165\u529b\u5024\u306e\u4e8b\u524d\u30c1\u30a7\u30c3\u30af\u3084\u30c6\u30b9\u30c8\u306e\u5145\u5b9f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">4-2. \u8907\u6570\u306e\u4f8b\u5916\u3092\u6271\u3046\u5834\u5408\u306e\u66f8\u304d\u65b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">throws\u306f\u3001\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u8907\u6570\u306e\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u307e\u3068\u3081\u3066\u5ba3\u8a00\u3067\u304d\u307e\u3059\uff08<code>throws IOException, SQLException<\/code>\u306e\u3088\u3046\u306b\uff09\u3002\u307e\u305f\u3001catch\u5074\u3082Java 7\u4ee5\u964d\u306f<code>catch (IOException | SQLException e)<\/code>\u3068\u3044\u3046<strong>\u30de\u30eb\u30c1\u30ad\u30e3\u30c3\u30c1<\/strong>\u306e\u69cb\u6587\u3067\u3001\u8907\u6570\u306e\u4f8b\u5916\u30921\u3064\u306ecatch\u30d6\u30ed\u30c3\u30af\u3067\u307e\u3068\u3081\u3066\u51e6\u7406\u3067\u304d\u307e\u3059\u3002\u51e6\u7406\u5185\u5bb9\u304c\u540c\u3058\u3067\u3042\u308c\u3070\u3001catch\u30d6\u30ed\u30c3\u30af\u3092\u4f55\u500b\u3082\u4e26\u3079\u308b\u3088\u308a\u3001\u30de\u30eb\u30c1\u30ad\u30e3\u30c3\u30c1\u3067\u307e\u3068\u3081\u305f\u65b9\u304c\u30b3\u30fc\u30c9\u304c\u3059\u3063\u304d\u308a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30de\u30eb\u30c1\u30ad\u30e3\u30c3\u30c1\uff08Java 7\u4ee5\u964d\uff09<\/strong>\uff1a<code>catch (\u4f8b\u5916A | \u4f8b\u5916B e)<\/code>\u306e\u3088\u3046\u306b\u3001\u30d1\u30a4\u30d7\uff08|\uff09\u3067\u8907\u6570\u306e\u4f8b\u5916\u30af\u30e9\u30b9\u30921\u3064\u306ecatch\u30d6\u30ed\u30c3\u30af\u306b\u307e\u3068\u3081\u3066\u8a18\u8ff0\u3067\u304d\u308b\u69cb\u6587\u3002\u8907\u6570\u306e\u4f8b\u5916\u306b\u5bfe\u3057\u3066\u540c\u3058\u5bfe\u51e6\u3092\u3057\u305f\u3044\u5834\u5408\u306b\u3001\u91cd\u8907\u3057\u305fcatch\u30d6\u30ed\u30c3\u30af\u3092\u66f8\u304b\u305a\u306b\u6e08\u3080\u305f\u3081\u3001\u30b3\u30fc\u30c9\u306e\u898b\u901a\u3057\u304c\u826f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-05\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">05<\/span>\n  <span class=\"section-label\" style=\"display:block;\">TRY-CATCH-FINALLY<\/span>\n  <span class=\"section-title\" style=\"display:block;\">try-catch-finally\u6587\u306e\u6b63\u3057\u3044\u66f8\u304d\u65b9<\/span>\n  <span class=\"section-desc\">\u300c\u5fc5\u305a\u5b9f\u884c\u3055\u308c\u308b\u300dfinally\u306e\u5f79\u5272\u3068\u3001\u8907\u6570catch\u306e\u9806\u5e8f\u30eb\u30fc\u30eb<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">try-catch\u306b\u52a0\u3048\u3066\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u304c<code>finally<\/code>\u30d6\u30ed\u30c3\u30af\u3067\u3059\u3002finally\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u306b\u66f8\u3044\u305f\u51e6\u7406\u306f\u3001<strong>\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u304b\u3069\u3046\u304b\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u5fc5\u305a\u5b9f\u884c\u3055\u308c\u307e\u3059<\/strong>\u3002\u30d5\u30a1\u30a4\u30eb\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306e\u3088\u3046\u306b\u300c\u4f7f\u3044\u7d42\u308f\u3063\u305f\u3089\u5fc5\u305a\u9589\u3058\u308b\u5fc5\u8981\u304c\u3042\u308b\u30ea\u30bd\u30fc\u30b9\u300d\u306e\u5f8c\u59cb\u672b\u3092\u66f8\u304f\u5834\u6240\u3068\u3057\u3066\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>finally<\/strong>\uff1atry-catch\u306e\u5f8c\u306b\u7d9a\u3051\u3066\u66f8\u304f\u30d6\u30ed\u30c3\u30af\u3067\u3001\u4f8b\u5916\u306e\u6709\u7121\u3084\u3001catch\u5185\u3067return\u3057\u305f\u5834\u5408\u3067\u3082<strong>\u5fc5\u305a\u5b9f\u884c\u3055\u308c\u308b<\/strong>\u51e6\u7406\u3092\u66f8\u304f\u5834\u6240\u3002\u30d5\u30a1\u30a4\u30eb\u306e\u30af\u30ed\u30fc\u30ba\u51e6\u7406\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306e\u89e3\u653e\u306a\u3069\u3001\u300c\u5f8c\u59cb\u672b\u300d\u3092\u78ba\u5b9f\u306b\u884c\u3044\u305f\u3044\u51e6\u7406\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">5-1. \u8907\u6570catch\u3092\u4e26\u3079\u308b\u3068\u304d\u306e\u9806\u5e8f\u30eb\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u306etry\u30d6\u30ed\u30c3\u30af\u306b\u5bfe\u3057\u3066\u3001\u8907\u6570\u306ecatch\u30d6\u30ed\u30c3\u30af\u3092\u4e26\u3079\u3066\u3001\u4f8b\u5916\u306e\u7a2e\u985e\u3054\u3068\u306b\u7570\u306a\u308b\u51e6\u7406\u3092\u66f8\u304f\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u969b\u306b\u6ce8\u610f\u3059\u3079\u304d\u306a\u306e\u304c<strong>catch\u306e\u9806\u5e8f<\/strong>\u3067\u3059\u3002Java\u306e\u4f8b\u5916\u30af\u30e9\u30b9\u306b\u306f\u7d99\u627f\u95a2\u4fc2\u304c\u3042\u308a\u3001<strong>\u89aa\u30af\u30e9\u30b9\uff08\u3088\u308a\u5e83\u3044\u7bc4\u56f2\u3092\u30ab\u30d0\u30fc\u3059\u308b\u4f8b\u5916\uff09\u3092\u5148\u306b\u66f8\u3044\u3066\u3057\u307e\u3046\u3068\u3001\u5b50\u30af\u30e9\u30b9\uff08\u3088\u308a\u8a73\u7d30\u306a\u4f8b\u5916\uff09\u306ecatch\u304c\u5b9f\u884c\u3055\u308c\u305a\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059<\/strong>\u3002\u5fc5\u305a<strong>\u8a73\u7d30\u306a\u4f8b\u5916\u304b\u3089\u5148\u306b\u3001\u5e83\u3044\u4f8b\u5916\u3092\u5f8c\u306b<\/strong>\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">\u89aa\u30af\u30e9\u30b9\u306e\u4f8b\u5916\u3092\u5148\u306b\u66f8\u304f\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u4f8b\u3048\u3070<code>Exception<\/code>\uff08\u3059\u3079\u3066\u306e\u4f8b\u5916\u306e\u89aa\u306b\u3042\u305f\u308b\u30af\u30e9\u30b9\uff09\u3092\u6700\u521d\u306ecatch\u306b\u66f8\u304d\u3001\u305d\u306e\u5f8c\u306b<code>IOException<\/code>\u306ecatch\u3092\u66f8\u304f\u3068\u3001\u300cIOException\u306ecatch\u306b\u306f\u7d76\u5bfe\u306b\u5230\u9054\u3057\u306a\u3044\u300d\u3068\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u5224\u5b9a\u3055\u308c\u3001\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002catch\u306f\u5e38\u306b<strong>\u7bc4\u56f2\u304c\u72ed\u3044\u3082\u306e\u304b\u3089\u5e83\u3044\u3082\u306e\u3078<\/strong>\u3068\u3044\u3046\u9806\u5e8f\u3067\u4e26\u3079\u308b\u306e\u304c\u9244\u5247\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">5-2. try-with-resources\u3068\u3044\u3046\u767a\u5c55\u5f62<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Java 7\u4ee5\u964d\u3067\u306f\u3001finally\u3067\u30ea\u30bd\u30fc\u30b9\u3092\u9589\u3058\u308b\u51e6\u7406\u3092\u81ea\u5206\u3067\u66f8\u304b\u306a\u304f\u3066\u3082\u3001<code>try (\u30ea\u30bd\u30fc\u30b9\u306e\u521d\u671f\u5316) { ... }<\/code>\u3068\u3044\u3046\u66f8\u304d\u65b9\uff08try-with-resources\uff09\u3092\u4f7f\u3046\u3068\u3001try\u30d6\u30ed\u30c3\u30af\u3092\u629c\u3051\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u30ea\u30bd\u30fc\u30b9\u304c<strong>\u81ea\u52d5\u7684\u306b\u30af\u30ed\u30fc\u30ba<\/strong>\u3055\u308c\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3084DB\u63a5\u7d9a\u306a\u3069\u3001\u30af\u30ed\u30fc\u30ba\u51e6\u7406\u304c\u5fc5\u8981\u306a\u30ea\u30bd\u30fc\u30b9\u3092\u6271\u3046\u5834\u5408\u306f\u3001finally\u3067\u624b\u52d5\u30af\u30ed\u30fc\u30ba\u3059\u308b\u3088\u308a\u3001\u3053\u3061\u3089\u3092\u4f7f\u3046\u65b9\u304c\u66f8\u304d\u5fd8\u308c\u3092\u9632\u3052\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">finally\u3067\u306ereturn\u306f\u907f\u3051\u308b<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">finally\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u3067return\u6587\u3092\u66f8\u304f\u3068\u3001try\/catch\u5074\u306ereturn\u3084throw\u306e\u7d50\u679c\u304c\u4e0a\u66f8\u304d\u3055\u308c\u3066\u3057\u307e\u3044\u3001\u610f\u56f3\u3057\u306a\u3044\u52d5\u4f5c\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002finally\u306f\u300c\u5f8c\u59cb\u672b\u300d\u306b\u5fb9\u3057\u3001return\u3084throw\u306e\u3088\u3046\u306a\u51e6\u7406\u30d5\u30ed\u30fc\u3092\u5909\u3048\u308b\u6587\u306f\u66f8\u304b\u306a\u3044\u306e\u304c\u5b89\u5168\u306a\u8a2d\u8a08\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">try-catch-finally\u306e\u5168\u4f53\u50cf\u306f\u300ctry\uff1d\u3084\u3063\u3066\u307f\u308b\u3001catch\uff1d\u5931\u6557\u3057\u305f\u3068\u304d\u306e\u5bfe\u51e6\u3001finally\uff1d\u6210\u529f\u3057\u3066\u3082\u5931\u6557\u3057\u3066\u3082\u5fc5\u305a\u3084\u308b\u5f8c\u59cb\u672b\u300d\u3068\u3044\u30463\u884c\u3067\u899a\u3048\u3066\u304a\u304f\u3068\u3001\u8907\u96d1\u306a\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u3068\u304d\u306b\u3082\u8ff7\u308f\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-06\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">06<\/span>\n  <span class=\"section-label\" style=\"display:block;\">COMMON PITFALLS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u5b9f\u52d9\u3067\u3088\u304f\u3042\u308b\u4f8b\u5916\u51e6\u7406\u306e\u3064\u307e\u305a\u304d\u30dd\u30a4\u30f3\u30c8<\/span>\n  <span class=\"section-desc\">\u300ccatch\u3057\u3066\u63e1\u308a\u3064\u3076\u3059\u300d\u306a\u3069\u3001\u521d\u5fc3\u8005\u304c\u9665\u308a\u3084\u3059\u3044\u843d\u3068\u3057\u7a74<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6587\u6cd5\u81ea\u4f53\u3092\u7406\u89e3\u3057\u3066\u3044\u3066\u3082\u3001\u5b9f\u969b\u306e\u696d\u52d9\u30b3\u30fc\u30c9\u3067\u306f\u300c\u52d5\u304f\u3051\u308c\u3069\u826f\u304f\u306a\u3044\u66f8\u304d\u65b9\u300d\u306b\u9665\u308a\u304c\u3061\u3067\u3059\u3002\u3053\u306e\u7ae0\u3067\u306f\u3001\u73fe\u5834\u3067\u3088\u304f\u898b\u304b\u3051\u308b4\u3064\u306e\u3064\u307e\u305a\u304d\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6-1. catch\u30d6\u30ed\u30c3\u30af\u3092\u7a7a\u306b\u3057\u3066\u300c\u63e1\u308a\u3064\u3076\u3059\u300d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3063\u3068\u3082\u907f\u3051\u308b\u3079\u304d\u306a\u306e\u304c\u3001<code>catch (Exception e) {}<\/code>\u306e\u3088\u3046\u306b\u3001catch\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u8eab\u3092\u7a7a\u306b\u3057\u3066\u3057\u307e\u3046\u66f8\u304d\u65b9\u3067\u3059\u3002\u3053\u308c\u306f\u300c\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3053\u3068\u3092\u307e\u308b\u3063\u304d\u308a\u7121\u8996\u3059\u308b\u300d\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u3069\u3053\u304b\u3067\u554f\u984c\u304c\u8d77\u304d\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u8ab0\u306b\u3082\u6c17\u3065\u304b\u308c\u306a\u3044\u307e\u307e\u51e6\u7406\u304c\u7d9a\u3044\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">\u7a7a\u306ecatch\u30d6\u30ed\u30c3\u30af\u306f\u300c\u4f8b\u5916\u306e\u63e1\u308a\u3064\u3076\u3057\u300d\u3068\u547c\u3070\u308c\u308b\u5178\u578b\u7684\u306a\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u6700\u4f4e\u9650\u3001catch\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u3067\u306f<code>e.printStackTrace()<\/code>\u3084\u30ed\u30b0\u51fa\u529b\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u3066\u3001\u4f55\u304c\u8d77\u304d\u305f\u306e\u304b\u3092\u8a18\u9332\u3057\u3066\u304a\u304f\u3079\u304d\u3067\u3059\u3002\u300c\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u3066\u3082\u753b\u9762\u4e0a\u306f\u6b63\u5e38\u306b\u898b\u3048\u308b\u300d\u3068\u3044\u3046\u72b6\u614b\u306f\u3001\u5f8c\u306b\u306a\u3063\u3066\u539f\u56e0\u4e0d\u660e\u306e\u4e0d\u5177\u5408\u3068\u3057\u3066\u767a\u899a\u3057\u3001\u8abf\u67fb\u306b\u81a8\u5927\u306a\u6642\u9593\u304c\u304b\u304b\u308b\u5178\u578b\u7684\u306a\u4e8b\u6545\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">6-2. \u4f55\u3067\u3082Exception\u3067catch\u3057\u3066\u3057\u307e\u3046<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u500b\u5225\u306e\u4f8b\u5916\u30af\u30e9\u30b9\uff08<code>IOException<\/code>\u3084<code>NumberFormatException<\/code>\u306a\u3069\uff09\u3067\u306f\u306a\u304f\u3001\u3059\u3079\u3066\u306e\u4f8b\u5916\u306e\u89aa\u30af\u30e9\u30b9\u3067\u3042\u308b<code>Exception<\/code>\u3067\u4e38\u3054\u3068catch\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u672c\u6765\u306f\u7a2e\u985e\u3054\u3068\u306b\u7570\u306a\u308b\u5bfe\u51e6\u3092\u3059\u3079\u304d\u554f\u984c\u3092\u3001\u4e00\u5f8b\u306e\u51e6\u7406\u3067\u307e\u3068\u3081\u3066\u6271\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u958b\u767a\u521d\u671f\u306e\u52d5\u4f5c\u78ba\u8a8d\u3067\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u672c\u756a\u904b\u7528\u306e\u30b3\u30fc\u30c9\u3068\u3057\u3066\u306f\u3001<strong>\u767a\u751f\u3057\u3046\u308b\u4f8b\u5916\u306e\u7a2e\u985e\u3092\u7279\u5b9a\u3057\u3001\u305d\u308c\u305e\u308c\u306b\u9069\u3057\u305f\u5bfe\u51e6\u3092\u66f8\u304f<\/strong>\u306e\u304c\u671b\u307e\u3057\u3044\u8a2d\u8a08\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6-3. \u4f8b\u5916\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5177\u4f53\u6027\u306b\u6b20\u3051\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">throw\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u969b\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u300c\u30a8\u30e9\u30fc\u3067\u3059\u300d\u306e\u3088\u3046\u306b\u66d6\u6627\u306b\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u5f8c\u3067\u8abf\u67fb\u3059\u308b\u4eba\uff08\u81ea\u5206\u81ea\u8eab\u3082\u542b\u3080\uff09\u304c\u539f\u56e0\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u300c\u3069\u306e\u5024\u304c\u300d\u300c\u306a\u305c\u300d\u4e0d\u6b63\u3060\u3063\u305f\u306e\u304b\u3092\u5177\u4f53\u7684\u306b\u66f8\u3044\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3092\u898b\u305f\u3060\u3051\u3067\u539f\u56e0\u306e\u898b\u5f53\u304c\u3064\u304f\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u274c\u300c\u30a8\u30e9\u30fc\u3067\u3059\u300d\u2192 \u2b55\u300c\u5e74\u9f62\u306f0\u4ee5\u4e0a\u306e\u6574\u6570\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u53d7\u4fe1\u5024: -5\uff09\u300d<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u274c catch\u30d6\u30ed\u30c3\u30af\u3092\u7a7a\u306b\u3059\u308b \u2192 \u2b55 \u6700\u4f4e\u9650\u30ed\u30b0\u306b\u8a18\u9332\u3059\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u274c \u4f55\u3067\u3082Exception\u3067catch\u3059\u308b \u2192 \u2b55 \u767a\u751f\u3057\u3046\u308b\u4f8b\u5916\u306e\u7a2e\u985e\u3054\u3068\u306b\u5bfe\u51e6\u3092\u5206\u3051\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u274c finally\u3067return\u3059\u308b \u2192 \u2b55 finally\u306f\u5f8c\u59cb\u672b\u5c02\u7528\u306b\u7559\u3081\u308b<\/span><\/div>\n\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">6-4. \u4f8b\u5916\u51e6\u7406\u306e\u30c6\u30b9\u30c8\u3092\u66f8\u3044\u3066\u3044\u306a\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5e38\u7cfb\uff08\u3046\u307e\u304f\u3044\u304f\u30b1\u30fc\u30b9\uff09\u306e\u30c6\u30b9\u30c8\u3060\u3051\u3067\u306a\u304f\u3001\u300c\u308f\u3056\u3068\u4e0d\u6b63\u306a\u5024\u3092\u6e21\u3057\u3066\u4f8b\u5916\u304c\u6b63\u3057\u304f\u767a\u751f\u3059\u308b\u304b\u300d\u3068\u3044\u3046<strong>\u7570\u5e38\u7cfb\u306e\u30c6\u30b9\u30c8<\/strong>\u307e\u3067\u66f8\u3044\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u4f8b\u5916\u51e6\u7406\u306e\u30ed\u30b8\u30c3\u30af\u304c\u672c\u5f53\u306b\u610f\u56f3\u901a\u308a\u52d5\u304f\u304b\u3092\u691c\u8a3c\u3067\u304d\u307e\u3059\u3002\u7570\u5e38\u7cfb\u306e\u30c6\u30b9\u30c8\u304c\u624b\u8584\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u307b\u3069\u3001\u672c\u756a\u74b0\u5883\u3067\u4e88\u671f\u3057\u306a\u3044\u30a8\u30e9\u30fc\u304c\u8868\u9762\u5316\u3057\u3084\u3059\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u6b63\u76f4\u306b\u8a00\u3046\u3068\u3001\u79c1\u81ea\u8eab\u304c\u5b9f\u52d9\u3067Java\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u3092\u4f9d\u983c\u3055\u308c\u305f\u3068\u304d\u300ccatch\u30d6\u30ed\u30c3\u30af\u304c\u7a7a\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u300d\u300cException\u3067\u4e00\u62eccatch\u3057\u3066\u3044\u306a\u3044\u304b\u300d\u306e2\u70b9\u3060\u3051\u306f\u5fc5\u305a\u78ba\u8a8d\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e2\u3064\u3060\u3051\u3067\u3082\u3001\u54c1\u8cea\u306e\u304b\u306a\u308a\u306e\u90e8\u5206\u3092\u62c5\u4fdd\u3067\u304d\u308b\u5b9f\u611f\u304c\u3042\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-07\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">07<\/span>\n  <span class=\"section-label\" style=\"display:block;\">GENAI CASE DATA<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u3010\u72ec\u81ea\u30c7\u30fc\u30bf\u3011GENAI\u793e\u5185\u3067\u306eAI\u30b3\u30fc\u30c9\u54c1\u8cea\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u614b<\/span>\n  <span class=\"section-desc\">\u4f8b\u5916\u51e6\u7406\u306e\u8a2d\u8a08\u3092\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u304c\u3069\u3046\u898b\u3066\u3044\u308b\u304b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u304b\u3089\u306f\u3001\u5f0a\u793e\uff08\u682a\u5f0f\u4f1a\u793eGENAI\uff09\u304cClaude Code\u306a\u3069\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305b\u308b\u969b\u3001\u4f8b\u5916\u51e6\u7406\u306e\u54c1\u8cea\u3092\u3069\u306e\u3088\u3046\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u308b\u304b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u5f0a\u793e\u3067\u306fClaude Max 20x\u30d7\u30e9\u30f3\uff08\u6708\u984d$200\u30fb\u7d0430,000\u5186\uff09\u3092\u5168\u793e\u5951\u7d04\u3057\u3001\u7d4c\u55b6\u30fb\u55b6\u696d\u30fb\u5e83\u544a\u30fb\u958b\u767a\u30fb\u7d4c\u7406\u30fb\u79d8\u66f8\u696d\u52d9\u307e\u3067Claude Code\u3092\u7d61\u3081\u3066\u904b\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u9805\u76ee<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u5951\u7d04\u30d7\u30e9\u30f3<\/td><td>Claude Max 20x\uff08\u6708\u984d$200 \/ \u7d0430,000\u5186\uff09<\/td><\/tr>\n<tr><td>\u5229\u7528\u958b\u59cb<\/td><td>2025\u5e74\u5f8c\u534a\u301c<\/td><\/tr>\n<tr><td>\u4f8b\u5916\u51e6\u7406\u304c\u95a2\u308f\u308b\u696d\u52d9<\/td><td>\u793e\u5185\u30c4\u30fc\u30eb\u958b\u767a\u3001LP\u30fb\u30d5\u30a9\u30fc\u30e0\u51e6\u7406\u3001\u30c7\u30fc\u30bf\u96c6\u8a08\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u66f8\u304d\u6368\u3066<\/td><\/tr>\n<tr><td>\u4e3b\u306a\u5229\u7528\u30e2\u30c7\u30eb<\/td><td>Sonnet\u7cfb\uff08\u65e5\u5e38\u306e\u30b3\u30fc\u30c9\u751f\u6210\uff09\uff0fOpus\u7cfb\uff08\u8907\u96d1\u306a\u8a2d\u8a08\u5224\u65ad\u304c\u5fc5\u8981\u306a\u5834\u9762\uff09<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u793e\u3067\u4f7f\u3046\u5c0f\u3055\u306a\u30c4\u30fc\u30eb\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u591a\u304f\u3092Claude Code\u306b\u66f8\u304b\u305b\u3066\u3044\u308b\u5f0a\u793e\u3067\u306f\u3001\u300cAI\u304c\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306e\u4f8b\u5916\u51e6\u7406\u3092\u3069\u3053\u307e\u3067\u4fe1\u983c\u3057\u3066\u3044\u3044\u306e\u304b\u300d\u3068\u3044\u3046\u7591\u554f\u304c\u3001\u958b\u767a\u3092\u4efb\u305b\u59cb\u3081\u305f\u5f53\u521d\u304b\u3089\u5e38\u306b\u3064\u304d\u307e\u3068\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306f\u3001\u5b9f\u969b\u306b\u904b\u7528\u3092\u91cd\u306d\u308b\u4e2d\u3067\u898b\u3048\u3066\u304d\u305f\u50be\u5411\u3067\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u30c1\u30a7\u30c3\u30af\u89b3\u70b9<\/th><th>\u50be\u5411<\/th><th>\u5bfe\u5fdc\u65b9\u91dd<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u7a7a\u306ecatch\u30d6\u30ed\u30c3\u30af\u306e\u6709\u7121<\/td><td>\u660e\u793a\u7684\u306b\u6307\u793a\u3057\u306a\u3044\u3068\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308b<\/td><td>\u300c\u30a8\u30e9\u30fc\u306f\u30ed\u30b0\u306b\u6b8b\u3057\u3066\u300d\u3068\u4e00\u8a00\u6dfb\u3048\u308b\u904b\u7528\u306b\u5909\u66f4<\/td><\/tr>\n<tr><td>Exception\u3067\u306e\u4e00\u62eccatch<\/td><td>\u7c21\u6613\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u8d77\u304d\u3084\u3059\u3044<\/td><td>\u672c\u756a\u904b\u7528\u30c4\u30fc\u30eb\u3067\u306f\u7a2e\u985e\u3054\u3068\u306e\u5bfe\u51e6\u3092\u660e\u793a\u7684\u306b\u4f9d\u983c<\/td><\/tr>\n<tr><td>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5177\u4f53\u6027<\/td><td>\u6307\u793a\u6b21\u7b2c\u3067\u6539\u5584\u3055\u308c\u308b<\/td><td>\u300c\u539f\u56e0\u304c\u5206\u304b\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u3057\u3066\u300d\u3068\u4f9d\u983c\u6587\u306b\u542b\u3081\u308b<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">\u6570\u5024\u306e\u6ce8\u610f\u66f8\u304d<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u4e0a\u8a18\u306f\u5f0a\u793e\u306e\u904b\u7528\u306b\u304a\u3051\u308b\u808c\u611f\u30d9\u30fc\u30b9\u306e\u50be\u5411\u3067\u3042\u308a\u3001\u4f9d\u983c\u306e\u4ed5\u65b9\u3084\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u898f\u6a21\u306b\u3088\u3063\u3066\u7d50\u679c\u306f\u5909\u52d5\u3057\u307e\u3059\u3002\u300cAI\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305b\u308b\u3068\u304d\u306b\u3001\u7d4c\u55b6\u8005\u3068\u3057\u3066\u3069\u3053\u3092\u898b\u3066\u304a\u304f\u3079\u304d\u304b\u300d\u306e\u53c2\u8003\u60c5\u5831\u3068\u3057\u3066\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">7-1. \u300c\u4e38\u6295\u3052\u300d\u3067\u306f\u306a\u304f\u300c\u89b3\u70b9\u3092\u4f1d\u3048\u308b\u300d\u904b\u7528\u3078<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f0a\u793e\u3067\u306e\u5b9f\u611f\u3068\u3057\u3066\u3001Claude Code\u306b\u300c\u30a8\u30e9\u30fc\u51e6\u7406\u3082\u66f8\u3044\u3066\u304a\u3044\u3066\u300d\u3068\u3060\u3051\u4f1d\u3048\u308b\u3088\u308a\u3001<strong>\u300c\u30a8\u30e9\u30fc\u306f\u63e1\u308a\u3064\u3076\u3055\u305a\u30ed\u30b0\u306b\u6b8b\u3059\u300d\u300c\u60f3\u5b9a\u5916\u306e\u5024\u304c\u6765\u305f\u3089\u5177\u4f53\u7684\u306a\u7406\u7531\u3068\u4e00\u7dd2\u306b\u30a8\u30e9\u30fc\u3092\u8fd4\u3059\u300d<\/strong>\u3068\u3044\u3063\u305f\u89b3\u70b9\u3092\u5177\u4f53\u7684\u306b\u4f1d\u3048\u305f\u65b9\u304c\u3001\u5727\u5012\u7684\u306b\u54c1\u8cea\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u304c\u8fd4\u3063\u3066\u304f\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3053\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u300c\u7a7a\u306ecatch\u300d\u300cException\u3067\u306e\u4e00\u62eccatch\u300d\u300c\u66d6\u6627\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u300d\u3068\u3044\u30463\u3064\u306e\u843d\u3068\u3057\u7a74\u3092\u3001\u4f9d\u983c\u5074\u304c\u3042\u3089\u304b\u3058\u3081\u8a00\u8a9e\u5316\u3057\u3066\u4f1d\u3048\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306e\u5dee\u3060\u3068\u6349\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u3067\u3042\u3063\u3066\u3082\u3001<strong>\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u3088\u3046\u306a\u4f8b\u5916\u51e6\u7406\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\uff08\u4f55\u3092\u907f\u3051\u308b\u3079\u304d\u304b\uff09\u3092\u77e5\u3063\u3066\u304a\u304f\u3060\u3051\u3067\u3001AI\u306b\u51fa\u3059\u6307\u793a\u306e\u8cea\u304c\u5909\u308f\u308a\u3001\u7d50\u679c\u3068\u3057\u3066\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u3082\u5909\u308f\u308b<\/strong>\u3068\u3044\u3046\u306e\u304c\u5f0a\u793e\u306e\u904b\u7528\u304b\u3089\u5f97\u3089\u308c\u305f\u6c17\u3065\u304d\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u30b3\u30fc\u30c9\u3092\u81ea\u5206\u3067\u66f8\u3051\u306a\u304f\u3066\u3082\u3001\u300c\u30a8\u30e9\u30fc\u3092\u63e1\u308a\u3064\u3076\u3055\u306a\u3044\u300d\u300c\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5177\u4f53\u7684\u306b\u300d\u3068\u3044\u3046\u30dd\u30a4\u30f3\u30c8\u3055\u3048\u77e5\u3063\u3066\u3044\u308c\u3070\u3001\u30ec\u30d3\u30e5\u30fc\u4f9d\u983c\u306e\u969b\u306bAI\u306b\u7684\u78ba\u306a\u6307\u793a\u3092\u51fa\u305b\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u306f\u3001\u307e\u3055\u306b\u305d\u306e\u305f\u3081\u306e\u6700\u4f4e\u9650\u306e\u5171\u901a\u8a00\u8a9e\u3060\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-08\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">08<\/span>\n  <span class=\"section-label\" style=\"display:block;\">OVERCOMING BARRIERS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u3010\u72ec\u81ea\u3011\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u304cJava\u306e\u4f8b\u5916\u51e6\u7406\u3092\u7406\u89e3\u3059\u308b\u3068\u304d\u306e3\u3064\u306e\u58c1<\/span>\n  <span class=\"section-desc\">\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u306a\u304f\u3066\u3082\u3001\u5224\u65ad\u3067\u304d\u308b\u72b6\u614b\u306b\u306a\u308b\u305f\u3081\u306e\u73fe\u5b9f\u7684\u306a\u30eb\u30fc\u30c8<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u307e\u3067\u8aad\u3093\u3067\u300c\u7528\u8a9e\u306f\u5206\u304b\u3063\u305f\u3051\u308c\u3069\u3001\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u306e\u306f\u5927\u5909\u305d\u3046\u300d\u3068\u611f\u3058\u305f\u65b9\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u5f0a\u793e\u306e\u5c0e\u5165\u652f\u63f4\u3067\u3082\u3001\u3053\u306e\u7a2e\u306e\u6280\u8853\u89e3\u8aac\u3092\u8aad\u3093\u3067\u7406\u89e3\u306f\u3067\u304d\u3066\u3082\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u307e\u3067\u5230\u9054\u3067\u304d\u305a\u306b\u6b62\u307e\u3063\u3066\u3057\u307e\u3046\u30b1\u30fc\u30b9\u3092\u6570\u591a\u304f\u898b\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u306f\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u30fb\u7ba1\u7406\u8077\u304cJava\u306e\u4f8b\u5916\u51e6\u7406\u306e\u3088\u3046\u306a\u6280\u8853\u30c8\u30d4\u30c3\u30af\u306b\u5411\u304d\u5408\u3046\u3068\u304d\u306b\u8d8a\u3048\u308b<strong>3\u3064\u306e\u58c1<\/strong>\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">8-1. \u3010\u58c11\u3011\u7528\u8a9e\u306e\u6d77\u306b\u6eba\u308c\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u521d\u306e\u58c1\u306f\u3001throw\u30fbthrows\u30fbchecked\u4f8b\u5916\u30fbunchecked\u4f8b\u5916\u30fb\u30de\u30eb\u30c1\u30ad\u30e3\u30c3\u30c1\u2026\u2026\u3068\u3044\u3063\u305f<strong>\u5c02\u9580\u7528\u8a9e\u306e\u91cf<\/strong>\u305d\u306e\u3082\u306e\u3067\u3059\u30021\u3064\u305a\u3064\u306f\u7406\u89e3\u3067\u304d\u3066\u3082\u3001\u307e\u3068\u3081\u3066\u51fa\u3066\u304f\u308b\u3068\u6df7\u4e71\u3057\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u58f0\u3092\u3088\u304f\u805e\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">\u5168\u90e8\u3092\u899a\u3048\u308b\u5fc5\u8981\u306f\u306a\u3044<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u7d4c\u55b6\u8005\u30fb\u7ba1\u7406\u8077\u306e\u7acb\u5834\u3067\u3042\u308c\u3070\u3001\u3053\u306e\u8a18\u4e8b\u306e\u3059\u3079\u3066\u306e\u7528\u8a9e\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300cthrow\u306f\u5b9f\u884c\u3001throws\u306f\u5ba3\u8a00\u300d\u300c\u7a7a\u306ecatch\u306f\u5371\u967a\u300d\u3068\u3044\u3046<strong>2\u301c3\u500b\u306e\u8981\u70b9\u3060\u3051<\/strong>\u62bc\u3055\u3048\u3066\u304a\u3051\u3070\u3001\u958b\u767a\u30c1\u30fc\u30e0\u3084AI\u3068\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u56f0\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">8-2. \u3010\u58c12\u3011\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u3066\u8a66\u305b\u306a\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3064\u76ee\u306e\u58c1\u306f\u3001Java\u958b\u767a\u74b0\u5883\uff08JDK\u3084IDE\uff09\u3092\u7528\u610f\u3057\u3066\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u52d5\u304b\u3057\u3066\u307f\u308b<strong>\u5b9f\u8df5\u306e\u5834<\/strong>\u304c\u7528\u610f\u3067\u304d\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u8aad\u3080\u3060\u3051\u3067\u306f\u7406\u89e3\u304c\u6df1\u307e\u3089\u306a\u3044\u3068\u5206\u304b\u3063\u3066\u3044\u3066\u3082\u3001\u74b0\u5883\u69cb\u7bc9\u306e\u30cf\u30fc\u30c9\u30eb\u3067\u6b62\u307e\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30aa\u30f3\u30e9\u30a4\u30f3\u306eJava\u30b3\u30fc\u30c9\u5b9f\u884c\u74b0\u5883\uff08\u30d6\u30e9\u30a6\u30b6\u3060\u3051\u3067\u52d5\u304b\u305b\u308b\u3082\u306e\uff09\u3092\u4f7f\u3048\u3070\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4e0d\u8981\u3067\u8a66\u305b\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>Claude Code\u306b\u300ctry-catch\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3001\u5b9f\u884c\u7d50\u679c\u3082\u898b\u305b\u3066\u300d\u3068\u983c\u3081\u3070\u3001\u74b0\u5883\u69cb\u7bc9\u306a\u3057\u3067\u6319\u52d5\u3092\u78ba\u8a8d\u3067\u304d\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5b8c\u74a7\u306b\u7406\u89e3\u3057\u3088\u3046\u3068\u305b\u305a\u3001\u300c\u8aad\u3093\u3067\u5206\u304b\u308b\u300d\u30ec\u30d9\u30eb\u3092\u307e\u305a\u76ee\u6307\u3059<\/span><\/div>\n\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">8-3. \u3010\u58c13\u3011\u81ea\u5206\u306e\u30b3\u30fc\u30c9\u304c\u6b63\u3057\u3044\u304b\u5224\u65ad\u3067\u304d\u306a\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3064\u76ee\u306e\u58c1\u306f\u3001\u4eee\u306b\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u3051\u305f\u3068\u3057\u3066\u3082\u3001\u3042\u308b\u3044\u306fAI\u304c\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u3092\u6e21\u3055\u308c\u305f\u3068\u3057\u3066\u3082\u3001<strong>\u305d\u308c\u304c\u6b63\u3057\u3044\u8a2d\u8a08\u306a\u306e\u304b\u3092\u5224\u65ad\u3059\u308b\u81ea\u4fe1\u304c\u6301\u3066\u306a\u3044<\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u3053\u308c\u306f\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u9a13\u304c\u306a\u3044\u9650\u308a\u3001\u3042\u308b\u7a0b\u5ea6\u306f\u4ed5\u65b9\u306e\u306a\u3044\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"margin:24px 0;\">\n  <div class=\"g-flow-item\"><strong>\u57fa\u672c\u7528\u8a9e\u3092<br>\u3056\u3063\u304f\u308a\u7406\u89e3<\/strong><br><span style=\"font-size:12px;\">throw\/throws\u306e<br>\u5f79\u5272\u306e\u9055\u3044\u3060\u3051<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u5371\u967a\u306a\u30d1\u30bf\u30fc\u30f3\u3092<br>3\u3064\u3060\u3051\u899a\u3048\u308b<\/strong><br><span style=\"font-size:12px;\">\u7a7acatch\/\u4e00\u62eccatch\/<br>\u66d6\u6627\u30e1\u30c3\u30bb\u30fc\u30b8<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>AI\u306b\u89b3\u70b9\u3092<br>\u4f1d\u3048\u3066\u4f9d\u983c<\/strong><br><span style=\"font-size:12px;\">\u300c\u30a8\u30e9\u30fc\u306f\u63e1\u308a<br>\u3064\u3076\u3055\u306a\u3044\u3067\u300d\u7b49<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u7d50\u679c\u3092\u898b\u3066<br>\u9055\u548c\u611f\u3060\u3051\u78ba\u8a8d<\/strong><br><span style=\"font-size:12px;\">\u5b8c\u74a7\u306a\u30ec\u30d3\u30e5\u30fc\u306f<br>\u76ee\u6307\u3055\u306a\u3044<\/span><\/div>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u79c1\u81ea\u8eab\u3001Java\u306e\u30b3\u30fc\u30c9\u3092\u30bc\u30ed\u304b\u3089\u66f8\u3051\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u300c\u7a7a\u306ecatch\u306f\u5371\u967a\u300d\u300cException\u3067\u4e00\u62eccatch\u3059\u308b\u306e\u306f\u96d1\u300d\u3068\u3044\u30462\u3064\u306e\u5224\u65ad\u57fa\u6e96\u3092\u6301\u3063\u3066\u3044\u308b\u3060\u3051\u3067\u3001AI\u304c\u51fa\u3057\u3066\u304d\u305f\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u300c\u3053\u3053\u3001\u30a8\u30e9\u30fc\u51e6\u7406\u3069\u3046\u306a\u3063\u3066\u308b\uff1f\u300d\u3068\u805e\u304d\u8fd4\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-09\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">09<\/span>\n  <span class=\"section-label\" style=\"display:block;\">DECISION GUIDE<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u81ea\u5206\u3067\u5b66\u3076\u304b\u3001Claude Code\u306b\u4efb\u305b\u308b\u304b\u306e\u5224\u65ad\u57fa\u6e96<\/span>\n  <span class=\"section-desc\">\u300c\u5b66\u3076\u4fa1\u5024\u304c\u3042\u308b\u5834\u9762\u300d\u3068\u300c\u4efb\u305b\u305f\u65b9\u304c\u65e9\u3044\u5834\u9762\u300d\u3092\u5207\u308a\u5206\u3051\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306b\u3001\u3053\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305fJava\u306e\u4f8b\u5916\u51e6\u7406\u3092\u300c\u81ea\u5206\u3067\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u307e\u3067\u7fd2\u5f97\u3059\u308b\u300d\u3079\u304d\u304b\u3001\u300cClaude Code\u306e\u3088\u3046\u306aAI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u4efb\u305b\u308b\u300d\u3079\u304d\u304b\u306e\u5224\u65ad\u8ef8\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u3069\u3061\u3089\u304c\u7d76\u5bfe\u7684\u306b\u6b63\u3057\u3044\u3068\u3044\u3046\u3082\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u7acb\u5834\u3068\u76ee\u7684<\/strong>\u306b\u3088\u3063\u3066\u6700\u9069\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u72b6\u6cc1<\/th><th>\u304a\u3059\u3059\u3081<\/th><th>\u7406\u7531<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u30a8\u30f3\u30b8\u30cb\u30a2\u8077\u3067\u3001Java\u3067\u306e\u958b\u767a\u3092\u4ed5\u4e8b\u306b\u3057\u3066\u3044\u308b<\/td><td>\u81ea\u5206\u3067\u5b66\u3076<\/td><td>\u4f8b\u5916\u8a2d\u8a08\u3092\u81ea\u5206\u306e\u5224\u65ad\u3067\u3067\u304d\u308b\u3053\u3068\u304c\u9577\u671f\u7684\u306a\u8cc7\u7523\u306b\u306a\u308b<\/td><\/tr>\n<tr><td>\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3001\u793e\u5185\u30c4\u30fc\u30eb\u3092\u305f\u307e\u306b\u4f5c\u3063\u3066\u3082\u3089\u3046\u7acb\u5834<\/td><td>Claude Code\u306b\u4efb\u305b\u308b\uff0b\u8981\u70b9\u3060\u3051\u7406\u89e3<\/td><td>\u5b9f\u88c5\u306e\u8a73\u7d30\u3088\u308a\u3001\u4f9d\u983c\u3068\u5224\u65ad\u304c\u3067\u304d\u308c\u3070\u5341\u5206<\/td><\/tr>\n<tr><td>\u7d4c\u55b6\u8005\u30fb\u7ba1\u7406\u8077\u3067\u3001\u8907\u6570\u306e\u958b\u767a\u6848\u4ef6\u3092\u4e26\u884c\u3057\u3066\u898b\u3066\u3044\u308b<\/td><td>Claude Code\u306b\u4efb\u305b\u308b<\/td><td>\u81ea\u5206\u306e\u6642\u9593\u306f\u5224\u65ad\u30fb\u610f\u601d\u6c7a\u5b9a\u306b\u4f7f\u3046\u65b9\u304c\u6295\u8cc7\u5bfe\u52b9\u7387\u304c\u9ad8\u3044<\/td><\/tr>\n<tr><td>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u81ea\u4f53\u306b\u8208\u5473\u304c\u3042\u308a\u3001\u4f53\u7cfb\u7684\u306b\u5b66\u3073\u305f\u3044<\/td><td>\u81ea\u5206\u3067\u5b66\u3076<\/td><td>\u4f8b\u5916\u51e6\u7406\u306fJava\u306e\u8a00\u8a9e\u4ed5\u69d8\u306e\u4e2d\u6838\u3067\u3001\u5b9f\u52d9\u3068\u306e\u63a5\u7d9a\u3082\u5f37\u3044\u6559\u6750<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h3 class=\"wp-block-heading\">9-1. \u300c\u52d5\u304f\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305b\u308b\u300d\u306a\u3089AI\u3067\u5341\u5206\u306a\u30b1\u30fc\u30b9\u304c\u591a\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793e\u5185\u3067\u4f7f\u3046\u7c21\u6613\u306a\u30c4\u30fc\u30eb\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u5358\u4f4d\u3067\u3042\u308c\u3070\u3001\u30b3\u30fc\u30c9\u306e\u66f8\u304d\u65b9\u30921\u304b\u3089\u8abf\u3079\u306a\u304c\u3089\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u3088\u308a\u3001Claude Code\u306b\u8981\u4ef6\u3068\u4e00\u7dd2\u306b\u300c\u30a8\u30e9\u30fc\u306f\u63e1\u308a\u3064\u3076\u3055\u305a\u3001\u539f\u56e0\u304c\u5206\u304b\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u3057\u3066\u300d\u3068\u3044\u3046\u89b3\u70b9\u3092\u4f1d\u3048\u3066\u4f9d\u983c\u3057\u305f\u65b9\u304c\u3001\u5b9f\u52d9\u3067\u306f\u5727\u5012\u7684\u306b\u65e9\u304f\u3001\u304b\u3064\u4e00\u5b9a\u6c34\u6e96\u4ee5\u4e0a\u306e\u54c1\u8cea\u306b\u305f\u3069\u308a\u7740\u3051\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u7528\u8a9e\u3084\u843d\u3068\u3057\u7a74\u306f\u3001\u305d\u306e\u4f9d\u983c\u3092\u7684\u78ba\u306b\u884c\u3046\u305f\u3081\u306e<strong>\u8a9e\u5f59<\/strong>\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8<\/strong>\uff1a\u4eba\u9593\u304c\u7d30\u304b\u304f\u624b\u9806\u3092\u6307\u793a\u3057\u306a\u304f\u3066\u3082\u3001\u76ee\u7684\u3092\u4f1d\u3048\u308b\u3060\u3051\u3067\u81ea\u3089\u8a08\u753b\u3092\u7acb\u3066\u3066\u8907\u6570\u306e\u4f5c\u696d\u30b9\u30c6\u30c3\u30d7\u3092\u5b9f\u884c\u3059\u308bAI\u3002Claude Code\u306f\u3001\u30b3\u30fc\u30c9\u306e\u751f\u6210\u30fb\u5b9f\u884c\u30fb\u30a8\u30e9\u30fc\u5185\u5bb9\u306e\u78ba\u8a8d\u30fb\u4fee\u6b63\u307e\u3067\u3092\u4e00\u9023\u306e\u6d41\u308c\u3068\u3057\u3066\u81ea\u5f8b\u7684\u306b\u3053\u306a\u305b\u308b\u305f\u3081\u3001Java\u306e\u6587\u6cd5\u3084\u4f8b\u5916\u51e6\u7406\u306e\u8a73\u7d30\u3092\u4eba\u9593\u5074\u304c\u5168\u3066\u628a\u63e1\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u3001\u8981\u4ef6\u3068\u54c1\u8cea\u57fa\u6e96\u3055\u3048\u4f1d\u3048\u3089\u308c\u308c\u3070\u5b9f\u88c5\u307e\u3067\u4efb\u305b\u3089\u308c\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">9-2. \u7528\u8a9e\u3092\u77e5\u3063\u3066\u3044\u308b\u3068\u3001AI\u3068\u306e\u4f1a\u8a71\u306e\u89e3\u50cf\u5ea6\u304c\u4e0a\u304c\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f<code>throw<\/code>\u3068<code>throws<\/code>\u306e\u9055\u3044\u3084\u3001\u7a7a\u306ecatch\u304c\u5371\u967a\u3067\u3042\u308b\u3068\u3044\u3063\u305f\u77e5\u8b58\u3092\u6301\u3063\u3066\u304a\u304f\u3068\u3001Claude Code\u304c\u51fa\u3057\u3066\u304d\u305f\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u300c\u3053\u306e\u8a2d\u8a08\u3067\u672c\u5f53\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u300d\u3092\u81ea\u5206\u306e\u8a00\u8449\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<strong>\u3059\u3079\u3066\u3092\u81ea\u5206\u3067\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u5fc5\u8981\u306f\u306a\u304f\u3066\u3082\u3001\u4ed5\u7d44\u307f\u306e\u8981\u70b9\u3092\u77e5\u3063\u3066\u304a\u304f\u3053\u3068\u306b\u306f\u5b9f\u52d9\u7684\u306a\u4fa1\u5024\u304c\u3042\u308b<\/strong>\u3001\u3068\u3044\u3046\u306e\u304c\u3053\u306e\u8a18\u4e8b\u5168\u4f53\u3092\u901a\u3057\u3066\u306e\u7d50\u8ad6\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">\u4f75\u7528\u304c\u73fe\u5b9f\u7684\u306a\u7740\u5730\u70b9<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u300c\u57fa\u672c\u306e\u5224\u65ad\u57fa\u6e96\u306f\u7406\u89e3\u3057\u3066\u304a\u304d\u3001\u5b9f\u969b\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306fAI\u306b\u4efb\u305b\u308b\u300d\u3068\u3044\u3046\u4f75\u7528\u30b9\u30bf\u30a4\u30eb\u304c\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u30fb\u7ba1\u7406\u8077\u306b\u3068\u3063\u3066\u6700\u3082\u7121\u7406\u306e\u306a\u3044\u7740\u5730\u70b9\u3067\u3059\u3002\u4eca\u56de\u5b66\u3093\u3060\u300c\u4f8b\u5916\u3092\u63e1\u308a\u3064\u3076\u3055\u306a\u3044\u300d\u300c\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5177\u4f53\u7684\u306b\u300d\u3068\u3044\u3046\u77e5\u8b58\u306f\u3001Claude Code\u306b\u6307\u793a\u3092\u51fa\u3059\u969b\u306e\u4f1a\u8a71\u306e\u89e3\u50cf\u5ea6\u3092\u4e0a\u3052\u308b\u6750\u6599\u3068\u3057\u3066\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=java-try-catch-throws&#038;blog_slug=java-try-catch-throws&#038;seg=default\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=java-try-catch-throws&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-10\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">10<\/span>\n  <span class=\"section-label\" style=\"display:block;\">CONCLUSION<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u307e\u3068\u3081 \u2500\u2500 throw\/throws\u306f\u300c\u5b9f\u884c\u300d\u3068\u300c\u5ba3\u8a00\u300d\u306e\u9055\u3044<\/span>\n  <span class=\"section-desc\">\u899a\u3048\u3066\u304a\u304f\u3079\u304d\u8981\u70b9\u3068\u3001\u5224\u65ad\u306e\u8ef8\u3092\u6700\u5f8c\u306b\u632f\u308a\u8fd4\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Java\u306etry-catch\u6587\u306e\u57fa\u672c\u304b\u3089\u3001throw\u3068throws\u306e\u4f7f\u3044\u5206\u3051\u3001checked\/unchecked\u4f8b\u5916\u306e\u9055\u3044\u3001try-catch-finally\u306e\u6b63\u3057\u3044\u66f8\u304d\u65b9\u3001\u5b9f\u52d9\u3067\u8d77\u304d\u3084\u3059\u3044\u3064\u307e\u305a\u304d\u30dd\u30a4\u30f3\u30c8\u3001\u305d\u3057\u3066\u5f0a\u793eGENAI\u306eAI\u30b3\u30fc\u30c9\u54c1\u8cea\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u904b\u7528\u30c7\u30fc\u30bf\u3068\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u306e\u5224\u65ad\u57fa\u6e96\u307e\u3067\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b\u30dd\u30a4\u30f3\u30c8\u3092\u632f\u308a\u8fd4\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>throw\u306f\u300c\u305d\u306e\u5834\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u5b9f\u884c\u300d\u3001throws\u306f\u300c\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u3092\u4f1d\u3048\u308b\u5ba3\u8a00\u300d<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>checked\u4f8b\u5916\u306fthrows\u5ba3\u8a00\u304btry-catch\u3067\u306e\u5bfe\u51e6\u304c\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u5f37\u5236\u3055\u308c\u308b\u3001unchecked\u4f8b\u5916\u306f\u5f37\u5236\u3055\u308c\u306a\u3044<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>finally\u30d6\u30ed\u30c3\u30af\u306f\u4f8b\u5916\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a\u5fc5\u305a\u5b9f\u884c\u3055\u308c\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u8907\u6570catch\u306f\u300c\u7bc4\u56f2\u304c\u72ed\u3044\u4f8b\u5916\u304b\u3089\u5e83\u3044\u4f8b\u5916\u3078\u300d\u306e\u9806\u5e8f\u3067\u4e26\u3079\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u7a7a\u306ecatch\u30d6\u30ed\u30c3\u30af\u30fbException\u3067\u306e\u4e00\u62eccatch\u30fb\u66d6\u6627\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u907f\u3051\u308b\u3079\u304d\u5178\u578b\u7684\u306a\u843d\u3068\u3057\u7a74<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5f0a\u793eGENAI\u3067\u306f\u3001\u3053\u306e3\u3064\u306e\u843d\u3068\u3057\u7a74\u3092\u56de\u907f\u3059\u308b\u89b3\u70b9\u3092AI\u3078\u306e\u4f9d\u983c\u6587\u306b\u542b\u3081\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u54c1\u8cea\u304c\u5909\u308f\u308b\u5b9f\u611f\u3092\u5f97\u3066\u3044\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u5168\u7528\u8a9e\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u306a\u304f\u3001\u8981\u70b9\u3060\u3051\u62bc\u3055\u3048\u3066Claude Code\u306b\u4efb\u305b\u308b\u306e\u304c\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2<\/span><\/div>\n\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">throw\u3068throws\u306e\u9055\u3044\u306f\u3001Java\u5b66\u7fd2\u8005\u304c\u6700\u521d\u306b\u3064\u307e\u305a\u304d\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u306e\u4e00\u3064\u3067\u3059\u304c\u3001\u300c\u5b9f\u884c\u304b\u3001\u5ba3\u8a00\u304b\u300d\u3068\u3044\u3046\u8ef8\u3055\u3048\u62bc\u3055\u3048\u308c\u3070\u8ff7\u3046\u3053\u3068\u306f\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3042\u308c\u3070\u3001\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u3092\u30d9\u30fc\u30b9\u306b\u4f8b\u5916\u8a2d\u8a08\u306e\u5b9f\u8df5\u529b\u3092\u4f38\u3070\u3057\u3066\u3044\u3051\u307e\u3059\u3057\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u30fb\u7ba1\u7406\u8077\u3067\u3042\u308c\u3070\u3001\u8981\u70b9\u3060\u3051\u3092\u7406\u89e3\u3057\u305f\u3046\u3048\u3067\u3001\u5b9f\u969b\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306fClaude Code\u306e\u3088\u3046\u306aAI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u4efb\u305b\u3066\u3057\u307e\u3046\u306e\u304c\u73fe\u5b9f\u7684\u306a\u9078\u629e\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f0a\u793e\u3067\u306f\u300cAI\u9b3c\u7ba1\u7406\u300d\u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u3067\u3001Claude Code\u3092\u4f7f\u3063\u305f\u696d\u52d9\u81ea\u52d5\u5316\u306e\u8a2d\u8a08\u304b\u3089\u4f34\u8d70\u307e\u3067\u652f\u63f4\u3057\u3066\u3044\u307e\u3059\u3002\u81ea\u793e\u30c4\u30fc\u30eb\u306e\u958b\u767a\u3092AI\u306b\u4efb\u305b\u305f\u3044\u3051\u308c\u3069\u3001\u54c1\u8cea\u3092\u3069\u3046\u898b\u308c\u3070\u3044\u3044\u304b\u5206\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u7d4c\u55b6\u8005\u306e\u65b9\u306f\u3001\u304a\u6c17\u8efd\u306b\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u793e\u5185\u30c4\u30fc\u30eb\u306e\u958b\u767a\u30fb\u54c1\u8cea\u7ba1\u7406\u3001Claude Code\u3067\u3069\u3053\u307e\u3067\u4efb\u305b\u3089\u308c\u308b\u304b\u4e00\u7dd2\u306b\u6574\u7406\u3057\u307e\u3059<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5916\u51e6\u7406\u306e\u8a2d\u8a08\u306e\u3088\u3046\u306a\u300c\u5730\u5473\u3060\u3051\u308c\u3069\u54c1\u8cea\u3092\u5de6\u53f3\u3059\u308b\u90e8\u5206\u300d\u306f\u3001\u4f9d\u983c\u306e\u4ed5\u65b9\u6b21\u7b2c\u3067AI\u306e\u51fa\u529b\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002<br>\u5f0a\u793e\u306e\u5b9f\u904b\u7528\u30ce\u30a6\u30cf\u30a6\u3092\u30d9\u30fc\u30b9\u306b\u3001\u8cb4\u793e\u306e\u958b\u767a\u696d\u52d9\u306b\u3069\u3053\u307e\u3067\u9069\u7528\u3067\u304d\u308b\u304b\u3092\u500b\u5225\u306b\u3054\u76f8\u8ac7\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u300c\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u3044\u306a\u3044\u3051\u308c\u3069\u3001\u793e\u5185\u30c4\u30fc\u30eb\u3092AI\u306b\u4f5c\u3089\u305b\u305f\u3044\u300d\u3068\u3044\u3046\u65b9\u306b\u3053\u305d\u3001\u3053\u3046\u3057\u305f\u89b3\u70b9\u306e\u5171\u6709\u306f\u91cd\u8981\u3067\u3059\u3002\u307e\u305a\u306f\u7121\u6599\u76f8\u8ac7\u3067\u3001\u5fa1\u793e\u306e\u958b\u767a\u30fb\u904b\u7528\u4f53\u5236\u306b\u5408\u3063\u305f\u4efb\u305b\u65b9\u3092\u4e00\u7dd2\u306b\u898b\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/div>\n<\/div>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u5148\u306e\u9032\u3081\u65b9\u306f\u3001\u5927\u304d\u304f2\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u81ea\u793e\u3067\u56de\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u305f\u3044\u65b9<\/strong>\u306f\u3001<strong>AI\u9b3c\u7ba1\u7406<\/strong>\u3067Claude Code\uff0fCodex\u306e\u4f7f\u3044\u65b9\u304b\u3089\u696d\u52d9\u8a2d\u8a08\u30fb\u793e\u5185\u5b9a\u7740\u307e\u3067\u4f34\u8d70\u3092\u53d7\u3051\u306a\u304c\u3089\u3001\u793e\u5185\u306b\u4ed5\u7d44\u307f\u3092\u4f5c\u308b\u9053\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u899a\u3048\u308b\u3088\u308a\u4efb\u305b\u305f\u3044\u65b9<\/strong>\u306f\u3001<strong>AIBPO by AI\u9b3c\u7ba1\u7406<\/strong>\u3067\u3053\u306e\u8a18\u4e8b\u306e\u3088\u3046\u306a\u5b9a\u578b\u696d\u52d9\u3092\u4e38\u3054\u3068\u9810\u3051\u308b\u9053\u304c\u3042\u308a\u307e\u3059\u3002\u7dcf\u984d\u306f\u3044\u307e\u306e\u696d\u52d9\u30b3\u30b9\u30c8\u306e50%\u304c\u76ee\u5b89\u3001\u6708\u984d\u57fa\u672c\u6599\u306f0\u5186\u3067\u3059\u3002<\/p>\n<p>\u3069\u3061\u3089\u304c\u5408\u3046\u304b\u306f\u3001\u696d\u52d9\u91cf\u3068\u793e\u5185\u4f53\u5236\u6b21\u7b2c\u3067\u3059\u3002\u7121\u6599\u76f8\u8ac7\u30fb\u7121\u6599\u9069\u5408\u8a3a\u65ad\u3067\u3001\u8cb4\u793e\u306e\u5834\u5408\u306f\u3069\u3061\u3089\u304c\u5411\u304f\u304b\u304b\u3089\u3054\u76f8\u8ac7\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fff;border:2px solid #eee;border-radius:16px;padding:32px 20px;margin:48px 0 16px;\">\n  <p style=\"text-align:center;font-size:13px;font-weight:700;color:#dc2626;letter-spacing:2px;margin:0 0 12px;\">NEXT STEP<\/p>\n  <p style=\"text-align:center;font-size:22px;font-weight:800;line-height:1.5;color:#1a1a1a;margin:0 0 24px;\">\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u3092\u3001\u3042\u306a\u305f\u306e\u30d3\u30b8\u30cd\u30b9\u3067<br>\u5b9f\u8df5\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n  <div style=\"display:flex;gap:16px;flex-wrap:wrap;justify-content:center;\">\n    <div style=\"flex:1 1 300px;max-width:560px;background:#fafafa;border:1px solid #eee;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;\">\n      <img src=\"https:\/\/genai-ai.co.jp\/img\/flagship-onikanri.png\" alt=\"AI\u9b3c\u7ba1\u7406 \u2014 Claude Code\u5c0e\u5165\u652f\u63f4\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:cover;display:block;\">\n      <div style=\"padding:20px 20px 24px;display:flex;flex-direction:column;flex:1;\">\n        <p style=\"font-size:13px;color:#dc2626;font-weight:700;margin:0 0 8px;\">AI\u6d3b\u7528\u3092\u81ea\u793e\u3067\u56de\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u305f\u3044\u65b9\u3078<\/p>\n        <p style=\"font-size:20px;font-weight:800;color:#1a1a1a;margin:0 0 12px;\">AI\u9b3c\u7ba1\u7406<\/p>\n        <p style=\"font-size:14px;color:#555;margin:0 0 20px;line-height:1.7;\">Claude Code\u30fbCowork\u5c0e\u5165\u652f\u63f4\u304b\u3089\u696d\u52d9\u8a2d\u8a08\u30fb\u793e\u5185\u6d78\u900f\u307e\u3067\u5b9f\u8df5\u30d9\u30fc\u30b9\u3067\u4f34\u8d70\u3002\u300c\u81ea\u793e\u3067\u56de\u305b\u308b\u7d44\u7e54\u300d\u309290\u65e5\u3067\u4f5c\u308b\u7d4c\u55b6\u8005\u5411\u3051\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3002<\/p>\n        <div style=\"text-align:center;margin-top:auto;\">\n          <a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&utm_medium=article&utm_campaign=java-try-catch-throws&utm_content=next-step-cta\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#dc2626;color:#fff;font-weight:700;font-size:15px;padding:14px 32px;border-radius:30px;text-decoration:none;\">AI\u9b3c\u7ba1\u7406\u3092\u8a73\u3057\u304f\u898b\u308b \u2192<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n    <div style=\"flex:1 1 300px;max-width:560px;background:#fafafa;border:1px solid #eee;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;\">\n      <img src=\"https:\/\/genai-ai.co.jp\/img\/flagship-aibpo.png\" alt=\"AIBPO by AI\u9b3c\u7ba1\u7406 \u2014 \u5b9a\u578b\u696d\u52d9\u306e\u4e38\u3054\u3068\u4ee3\u884c\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:cover;display:block;\">\n      <div style=\"padding:20px 20px 24px;display:flex;flex-direction:column;flex:1;\">\n        <p style=\"font-size:13px;color:#dc2626;font-weight:700;margin:0 0 8px;\">\u696d\u52d9\u3092\u4e38\u3054\u3068\u4efb\u305b\u305f\u3044\u65b9\u3078<\/p>\n        <p style=\"font-size:20px;font-weight:800;color:#1a1a1a;margin:0 0 12px;\">AIBPO by AI\u9b3c\u7ba1\u7406<\/p>\n        <p style=\"font-size:14px;color:#555;margin:0 0 20px;line-height:1.7;\">\u8acb\u6c42\u51e6\u7406\u30fb\u30c7\u30fc\u30bf\u5165\u529b\u30fb\u554f\u3044\u5408\u308f\u305b\u5bfe\u5fdc\u306a\u3069\u306e\u5b9a\u578b\u696d\u52d9\u3092\u3001AI\u00d7\u4eba\u306e\u54c1\u8cea\u7ba1\u7406\u4f53\u5236\u3067\u4e38\u3054\u3068\u4ee3\u884c\u3002\u3044\u307e\u306e\u30b3\u30b9\u30c8\u306e50%\u76ee\u5b89\u3067\u3001\u65e5\u3005\u306f\u6210\u679c\u7269\u3092\u627f\u8a8d\u3059\u308b\u3060\u3051\u3002<\/p>\n        <div style=\"text-align:center;margin-top:auto;\">\n          <a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/ai-bpo\/?utm_source=blog&utm_medium=article&utm_campaign=java-try-catch-throws&utm_content=next-step-cta-bpo\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#dc2626;color:#fff;font-weight:700;font-size:15px;padding:14px 32px;border-radius:30px;text-decoration:none;\">AIBPO\u3092\u8a73\u3057\u304f\u898b\u308b \u2192<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Q. throw\u3068throws\u306e\u9055\u3044\u3092\u4e00\u8a00\u3067\u8aac\u660e\u3059\u308b\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. throw\u306f\u300c\u305d\u306e\u5834\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u5b9f\u884c\u6587\u300d\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u306e\u51e6\u7406\u306e\u4e2d\u306b\u66f8\u304d\u307e\u3059\u3002throws\u306f\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u4f8b\u5916\u304c\u8d77\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u300d\u3053\u3068\u3092\u547c\u3073\u51fa\u3057\u5143\u306b\u4f1d\u3048\u308b\u5ba3\u8a00\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u76f4\u5f8c\u306b\u66f8\u304d\u307e\u3059\u3002\u5b9f\u884c\u3059\u308bthrow\u3001\u5ba3\u8a00\u3059\u308bthrows\u3068\u3044\u3046\u5f79\u5272\u306e\u9055\u3044\u3067\u899a\u3048\u308b\u3068\u6df7\u540c\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. throws\u3092\u4ed8\u3051\u5fd8\u308c\u308b\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. checked\u4f8b\u5916\uff08IOException\u306a\u3069\uff09\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u51e6\u7406\u306b\u5bfe\u3057\u3066throws\u306e\u5ba3\u8a00\u3082try-catch\u3067\u306e\u5bfe\u51e6\u3082\u66f8\u3044\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002Java\u306f\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u3063\u3066\u300c\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u306b\u8ab0\u3082\u5bfe\u51e6\u3057\u3066\u3044\u306a\u3044\u300d\u3068\u3044\u3046\u72b6\u614b\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u70b9\u3067\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. checked\u4f8b\u5916\u3068unchecked\u4f8b\u5916\u306f\u3069\u3046\u898b\u5206\u3051\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. Exception\u306e\u30b5\u30d6\u30af\u30e9\u30b9\uff08IOException\u306e\u3088\u3046\u306b\u9593\u63a5\u7684\u306b\u7d99\u627f\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u542b\u3080\uff09\u306e\u3046\u3061\u3001RuntimeException\u3092\u7d99\u627f\u3057\u3066\u3044\u306a\u3044\u3082\u306e\u304cchecked\u4f8b\u5916\u3067\u3001throws\u307e\u305f\u306ftry-catch\u3067\u306e\u5bfe\u51e6\u304c\u5fc5\u9808\u3067\u3059\u3002RuntimeException\u3092\u7d99\u627f\u3057\u3066\u3044\u308b\u4f8b\u5916\uff08NullPointerException\u306a\u3069\uff09\u306funchecked\u4f8b\u5916\u3067\u3001\u5bfe\u51e6\u306f\u5fc5\u9808\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u76f4\u63a5\u7d99\u627f\u304b\u3069\u3046\u304b\u300d\u3067\u306f\u306a\u304f\u300cRuntimeException\u306e\u7cfb\u7d71\u304b\u3069\u3046\u304b\u300d\u3067\u5224\u65ad\u3059\u308b\u306e\u304c\u6b63\u78ba\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u8907\u6570\u306ecatch\u30d6\u30ed\u30c3\u30af\u3092\u66f8\u304f\u3068\u304d\u3001\u9806\u756a\u306b\u6c7a\u307e\u308a\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u3042\u308a\u307e\u3059\u3002\u7bc4\u56f2\u304c\u72ed\u3044\uff08\u8a73\u7d30\u306a\uff09\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5148\u306b\u3001\u7bc4\u56f2\u304c\u5e83\u3044\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5f8c\u306b\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5e83\u3044\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5148\u306b\u66f8\u3044\u3066\u3057\u307e\u3046\u3068\u3001\u5f8c\u306b\u7d9a\u304f\u8a73\u7d30\u306a\u4f8b\u5916\u306ecatch\u306b\u306f\u7d76\u5bfe\u306b\u5230\u9054\u3057\u306a\u3044\u3068\u5224\u5b9a\u3055\u308c\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. catch\u30d6\u30ed\u30c3\u30af\u3092\u7a7a\u306b\u3059\u308b\u306e\u306f\u306a\u305c\u30c0\u30e1\u306a\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u4e8b\u5b9f\u305d\u306e\u3082\u306e\u304c\u8a18\u9332\u3055\u308c\u305a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u3069\u3053\u304b\u3067\u554f\u984c\u304c\u8d77\u304d\u3066\u3044\u3066\u3082\u8ab0\u3082\u6c17\u3065\u3051\u306a\u3044\u72b6\u614b\u306b\u306a\u308b\u305f\u3081\u3067\u3059\u3002\u6700\u4f4e\u9650\u3001\u30ed\u30b0\u306b\u4f8b\u5916\u306e\u5185\u5bb9\u3092\u51fa\u529b\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u5f8c\u304b\u3089\u539f\u56e0\u3092\u8ffd\u8de1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u306e\u304c\u57fa\u672c\u306e\u30de\u30ca\u30fc\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. finally\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u3067return\u3092\u66f8\u3044\u3066\u3082\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u6587\u6cd5\u4e0a\u306f\u66f8\u3051\u307e\u3059\u304c\u3001\u907f\u3051\u308b\u3079\u304d\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002finally\u5185\u306ereturn\u306f\u3001try\u5074\u3084catch\u5074\u3067\u884c\u308f\u308c\u305freturn\u3084throw\u306e\u7d50\u679c\u3092\u4e0a\u66f8\u304d\u3057\u3066\u3057\u307e\u3044\u3001\u610f\u56f3\u3057\u306a\u3044\u52d5\u4f5c\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002finally\u306f\u30ea\u30bd\u30fc\u30b9\u306e\u89e3\u653e\u306a\u3069\u300c\u5f8c\u59cb\u672b\u300d\u306b\u5c02\u5ff5\u3055\u305b\u308b\u306e\u304c\u5b89\u5168\u306a\u8a2d\u8a08\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. Java\u304c\u66f8\u3051\u306a\u304f\u3066\u3082\u3001\u4f8b\u5916\u51e6\u7406\u306e\u54c1\u8cea\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u300ccatch\u30d6\u30ed\u30c3\u30af\u304c\u7a7a\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u300d\u300cException\u3067\u4e00\u62eccatch\u3057\u3066\u3044\u306a\u3044\u304b\u300d\u300c\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5177\u4f53\u7684\u304b\u300d\u3068\u3044\u30463\u3064\u306e\u89b3\u70b9\u3060\u3051\u77e5\u3063\u3066\u3044\u308c\u3070\u3001Claude Code\u306e\u3088\u3046\u306aAI\u304c\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u7684\u78ba\u306a\u30ec\u30d3\u30e5\u30fc\u4f9d\u983c\u3084\u6307\u6458\u304c\u3067\u304d\u307e\u3059\u3002\u7d30\u304b\u3044\u6587\u6cd5\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"throw\u3068throws\u306e\u9055\u3044\u3092\u4e00\u8a00\u3067\u8aac\u660e\u3059\u308b\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"throw\u306f\u300c\u305d\u306e\u5834\u3067\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u5b9f\u884c\u6587\u300d\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u306e\u51e6\u7406\u306e\u4e2d\u306b\u66f8\u304d\u307e\u3059\u3002throws\u306f\u300c\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u4f8b\u5916\u304c\u8d77\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u300d\u3053\u3068\u3092\u547c\u3073\u51fa\u3057\u5143\u306b\u4f1d\u3048\u308b\u5ba3\u8a00\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u76f4\u5f8c\u306b\u66f8\u304d\u307e\u3059\u3002\u5b9f\u884c\u3059\u308bthrow\u3001\u5ba3\u8a00\u3059\u308bthrows\u3068\u3044\u3046\u5f79\u5272\u306e\u9055\u3044\u3067\u899a\u3048\u308b\u3068\u6df7\u540c\u3057\u307e\u305b\u3093\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"throws\u3092\u4ed8\u3051\u5fd8\u308c\u308b\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"checked\u4f8b\u5916\uff08IOException\u306a\u3069\uff09\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u51e6\u7406\u306b\u5bfe\u3057\u3066throws\u306e\u5ba3\u8a00\u3082try-catch\u3067\u306e\u5bfe\u51e6\u3082\u66f8\u3044\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002Java\u306f\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u3063\u3066\u300c\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u306b\u8ab0\u3082\u5bfe\u51e6\u3057\u3066\u3044\u306a\u3044\u300d\u3068\u3044\u3046\u72b6\u614b\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u70b9\u3067\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"checked\u4f8b\u5916\u3068unchecked\u4f8b\u5916\u306f\u3069\u3046\u898b\u5206\u3051\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Exception\u306e\u30b5\u30d6\u30af\u30e9\u30b9\uff08IOException\u306e\u3088\u3046\u306b\u9593\u63a5\u7684\u306b\u7d99\u627f\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u542b\u3080\uff09\u306e\u3046\u3061\u3001RuntimeException\u3092\u7d99\u627f\u3057\u3066\u3044\u306a\u3044\u3082\u306e\u304cchecked\u4f8b\u5916\u3067\u3001throws\u307e\u305f\u306ftry-catch\u3067\u306e\u5bfe\u51e6\u304c\u5fc5\u9808\u3067\u3059\u3002RuntimeException\u3092\u7d99\u627f\u3057\u3066\u3044\u308b\u4f8b\u5916\uff08NullPointerException\u306a\u3069\uff09\u306funchecked\u4f8b\u5916\u3067\u3001\u5bfe\u51e6\u306f\u5fc5\u9808\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u76f4\u63a5\u7d99\u627f\u304b\u3069\u3046\u304b\u300d\u3067\u306f\u306a\u304f\u300cRuntimeException\u306e\u7cfb\u7d71\u304b\u3069\u3046\u304b\u300d\u3067\u5224\u65ad\u3059\u308b\u306e\u304c\u6b63\u78ba\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u8907\u6570\u306ecatch\u30d6\u30ed\u30c3\u30af\u3092\u66f8\u304f\u3068\u304d\u3001\u9806\u756a\u306b\u6c7a\u307e\u308a\u306f\u3042\u308a\u307e\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u3042\u308a\u307e\u3059\u3002\u7bc4\u56f2\u304c\u72ed\u3044\uff08\u8a73\u7d30\u306a\uff09\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5148\u306b\u3001\u7bc4\u56f2\u304c\u5e83\u3044\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5f8c\u306b\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5e83\u3044\u4f8b\u5916\u30af\u30e9\u30b9\u3092\u5148\u306b\u66f8\u3044\u3066\u3057\u307e\u3046\u3068\u3001\u5f8c\u306b\u7d9a\u304f\u8a73\u7d30\u306a\u4f8b\u5916\u306ecatch\u306b\u306f\u7d76\u5bfe\u306b\u5230\u9054\u3057\u306a\u3044\u3068\u5224\u5b9a\u3055\u308c\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"catch\u30d6\u30ed\u30c3\u30af\u3092\u7a7a\u306b\u3059\u308b\u306e\u306f\u306a\u305c\u30c0\u30e1\u306a\u306e\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u4e8b\u5b9f\u305d\u306e\u3082\u306e\u304c\u8a18\u9332\u3055\u308c\u305a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u3069\u3053\u304b\u3067\u554f\u984c\u304c\u8d77\u304d\u3066\u3044\u3066\u3082\u8ab0\u3082\u6c17\u3065\u3051\u306a\u3044\u72b6\u614b\u306b\u306a\u308b\u305f\u3081\u3067\u3059\u3002\u6700\u4f4e\u9650\u3001\u30ed\u30b0\u306b\u4f8b\u5916\u306e\u5185\u5bb9\u3092\u51fa\u529b\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u5f8c\u304b\u3089\u539f\u56e0\u3092\u8ffd\u8de1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u306e\u304c\u57fa\u672c\u306e\u30de\u30ca\u30fc\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"finally\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u3067return\u3092\u66f8\u3044\u3066\u3082\u3044\u3044\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u6587\u6cd5\u4e0a\u306f\u66f8\u3051\u307e\u3059\u304c\u3001\u907f\u3051\u308b\u3079\u304d\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002finally\u5185\u306ereturn\u306f\u3001try\u5074\u3084catch\u5074\u3067\u884c\u308f\u308c\u305freturn\u3084throw\u306e\u7d50\u679c\u3092\u4e0a\u66f8\u304d\u3057\u3066\u3057\u307e\u3044\u3001\u610f\u56f3\u3057\u306a\u3044\u52d5\u4f5c\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002finally\u306f\u30ea\u30bd\u30fc\u30b9\u306e\u89e3\u653e\u306a\u3069\u300c\u5f8c\u59cb\u672b\u300d\u306b\u5c02\u5ff5\u3055\u305b\u308b\u306e\u304c\u5b89\u5168\u306a\u8a2d\u8a08\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Java\u304c\u66f8\u3051\u306a\u304f\u3066\u3082\u3001\u4f8b\u5916\u51e6\u7406\u306e\u54c1\u8cea\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u300ccatch\u30d6\u30ed\u30c3\u30af\u304c\u7a7a\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u300d\u300cException\u3067\u4e00\u62eccatch\u3057\u3066\u3044\u306a\u3044\u304b\u300d\u300c\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u5177\u4f53\u7684\u304b\u300d\u3068\u3044\u30463\u3064\u306e\u89b3\u70b9\u3060\u3051\u77e5\u3063\u3066\u3044\u308c\u3070\u3001Claude Code\u306e\u3088\u3046\u306aAI\u304c\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u7684\u78ba\u306a\u30ec\u30d3\u30e5\u30fc\u4f9d\u983c\u3084\u6307\u6458\u304c\u3067\u304d\u307e\u3059\u3002\u7d30\u304b\u3044\u6587\u6cd5\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\"\n      }\n    }\n  ]\n}\n<\/script>\n\n\n\n<!-- RELATED_ARTICLES_START --><div class=\"related-articles related-v2\"><h3>\u95a2\u9023\u8a18\u4e8b \u2014 \u6a5f\u80fd\u89e3\u8aac\u30ab\u30c6\u30b4\u30ea\u304b\u3089<\/h3><div class=\"rel-grid\"><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/hub-claude-kino\/\" class=\"rel-card rel-pillar\"><span class=\"rel-cat\">\u67f1\u8a18\u4e8b<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude Code\uff0fCodex\u6a5f\u80fd\u306e\u5b8c\u5168\u30ac\u30a4\u30c9\uff5c\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u55b6\u8005\u306e\u305f\u3081\u306e\u6a5f\u80fd\u89e3\u8aac\u30fb\u6d3b\u7528\u5224\u65ad<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-cc-mgmt-revolution-25\/\" class=\"rel-card rel-pillar\"><span class=\"rel-cat\">\u67f1\u8a18\u4e8b<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude Code\u3067\u7d4c\u55b6\u304c\u5909\u308f\u308b\uff5c\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082\u4f7f\u3048\u308b\u300cAI\u90e8\u4e0b\u300d\u6d3b\u7528\u306e\u5168\u624b\u9806<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-java-claude-code\/\" class=\"rel-card rel-sibling\"><span class=\"rel-cat\">\u540c\u30c6\u30fc\u30de<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Java\u306e\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u3068\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3092\u7d4c\u55b6\u8005\u5411\u3051\u306b\u89e3\u8aac\u2014\u2014Claude Code\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305a\u306b\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u308b\u65b9\u6cd5<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-code-basics-ai\/\" class=\"rel-card rel-sibling\"><span class=\"rel-cat\">\u540c\u30c6\u30fc\u30de<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011ArrayList\u306e\u3088\u3046\u306a\u57fa\u790e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3092AI\u306f\u3069\u3053\u307e\u3067\u5dfb\u304d\u53d6\u308c\u308b\u304b\uff5c\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u55b6\u8005\u5411\u3051Claude Code\u6d3b\u7528\u30ac\u30a4\u30c9<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-mysql-setup-guide\/\" class=\"rel-card rel-sibling\"><span class=\"rel-cat\">\u540c\u30c6\u30fc\u30de<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011MySQL\u3068\u306f\uff1f\u5c0e\u5165\u30fb\u74b0\u5883\u69cb\u7bc9\u3092\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u304cClaude Code\u306b\u4efb\u305b\u308b\u65b9\u6cd5<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-yt-youtube-moment-25\/\" class=\"rel-card rel-sibling\"><span class=\"rel-cat\">\u540c\u30c6\u30fc\u30de<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude Code\u3067\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u300c\u51c4\u3044\u30a2\u30d7\u30ea\u300d\u3092\u91cf\u7523\u3059\u308b\u6642\u4ee3\u304c\u6765\u305f\uff5c\u7d4c\u55b6\u8005\u304c\u4eca\u3059\u3050\u4e57\u308b\u3079\u304d\u7406\u7531<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-claude-article-writing-4\/\" class=\"rel-card rel-cross_sub\"><span class=\"rel-cat\">\u95a2\u9023\u5206\u91ce<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude\u3067\u52b9\u679c\u7684\u306a\u8a18\u4e8b\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\uff5cSEO\u8a18\u4e8b\u91cf\u7523\u306e\u5b9f\u8df5\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3068\u30d7\u30ed\u30f3\u30d7\u30c8\u8a2d\u8a08<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-vs-genspark-09\/\" class=\"rel-card rel-winner\"><span class=\"rel-cat\">\u4eba\u6c17\u8a18\u4e8b<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude Code vs Genspark \u5fb9\u5e95\u6bd4\u8f03\uff5c6\u3064\u306e\u8ef8\u3067\u6b63\u76f4\u306b\u52dd\u6557\u3092\u3064\u3051\u305f\u7d50\u679c<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-yt-claude-nikkei-business-43\/\" class=\"rel-card rel-bridge\"><span class=\"rel-cat\">\u6df1\u5800\u308a<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Claude\uff08\u30af\u30ed\u30fc\u30c9\uff09\u3068\u306f\uff1f\u65e5\u7d4c\u304c\u53d6\u308a\u4e0a\u3052\u305fAI\u9769\u547d\u306e\u5168\u8c8c\u3068\u7d4c\u55b6\u8005\u304c\u77e5\u308b\u3079\u304d\u6d3b\u7528\u6cd5\u3092\u5fb9\u5e95\u89e3\u8aac<\/span><\/a><a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-java-javascript-diff-2\/\" class=\"rel-card rel-related\"><span class=\"rel-cat\">\u95a2\u9023<\/span><span class=\"rel-title\">\u30102026\u5e748\u6708\u6700\u65b0\u3011Java\u3068JavaScript\u306e\u9055\u3044\u3068\u306f\uff1f\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u55b6\u8005\u304cClaude Code\u6d3b\u7528\u524d\u306b\u77e5\u308b\u3079\u304d\u57fa\u790e\u77e5\u8b58<\/span><\/a><\/div><\/div><!-- RELATED_ARTICLES_END -->","protected":false},"excerpt":{"rendered":"<p>Java\u306etry-catch\u6587\u306b\u304a\u3051\u308b throw \u3068 throws \u306e\u9055\u3044\u3092\u57fa\u790e\u304b\u3089\u89e3\u8aac\u3002checked\/unchecked\u4f8b\u5916\u3001try-catch-finally\u306e\u4f7f\u3044\u65b9\u3001\u8907\u6570catch\u306e\u9806\u5e8f\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u7d4c\u55b6\u8005\u304c\u77e5\u3063\u3066\u304a\u304f\u3079\u304dAI\u30b3\u30fc\u30c9\u54c1\u8cea\u306e\u898b\u65b9\u307e\u3067\u3001GENAI\u306e\u5b9f\u904b\u7528\u30c7\u30fc\u30bf\u3092\u4ea4\u3048\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":38143,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"sitemap_hide":"","_veu_custom_css":"","vkexunit_cta_each_option":"","footnotes":"","rank_math_description":"Java\u306etry-catch\u6587\u306b\u304a\u3051\u308b throw \u3068 throws 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