{"id":325,"date":"2025-03-24T08:54:52","date_gmt":"2025-03-23T23:54:52","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=325"},"modified":"2025-03-24T08:54:52","modified_gmt":"2025-03-23T23:54:52","slug":"%e3%80%902024%e5%b9%b4%e6%9c%80%e6%96%b0%e3%80%91spring-boot-devtools%e3%81%a7%e9%96%8b%e7%99%ba%e5%8a%b9%e7%8e%87%e3%82%9210%e5%80%8d%e3%81%ab%e3%81%99%e3%82%8b%ef%bc%81%e5%b0%8e%e5%85%a5%e3%81%8b","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=325","title":{"rendered":"\u30102024\u5e74\u6700\u65b0\u3011Spring Boot DevTools\u3067\u958b\u767a\u52b9\u7387\u309210\u500d\u306b\u3059\u308b\uff01\u5c0e\u5165\u304b\u3089\u6d3b\u7528\u307e\u3067\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">1. Spring Boot DevTools\u3068\u306f\uff1f\u958b\u767a\u8005\u306e\u5473\u65b9\u306b\u306a\u308b\u7406\u7531<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">1.1 DevTools\u306e\u4e3b\u306a\u6a5f\u80fd\u3068\u7279\u5fb4<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">1.2 \u5f93\u6765\u306e\u958b\u767a\u624b\u6cd5\u3068\u306e\u6bd4\u8f03\uff1a\u4f55\u304c\u5909\u308f\u308b\u306e\u304b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">2. DevTools\u306e\u5c0e\u5165\u65b9\u6cd5\uff1a5\u5206\u3067\u8a2d\u5b9a\u5b8c\u4e86<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">2.1 Maven\/Gradle\u3067\u306e\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0<\/a>      <\/li>      <li>        <a href=\"#i-7\">2.2 IDE\u306e\u8a2d\u5b9a\uff1aIntelliJ IDEA\u3001Eclipse\u3001VSCode\u306e\u5834\u5408<\/a>      <\/li>      <li>        <a href=\"#i-11\">\u8ffd\u52a0\u306e\u8a2d\u5b9a\u30aa\u30d7\u30b7\u30e7\u30f3<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-12\">\u5c0e\u5165\u5f8c\u306e\u78ba\u8a8d<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-13\">3. \u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\uff1a\u30b3\u30fc\u30c9\u5909\u66f4\u3092\u5373\u5ea7\u306b\u53cd\u6620<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-14\">3.1 \u81ea\u52d5\u518d\u8d77\u52d5\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u308b\u5909\u66f4\u3068\u306a\u3089\u306a\u3044\u5909\u66f4<\/a>      <\/li>      <li>        <a href=\"#i-15\">3.2 \u518d\u8d77\u52d5\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af3\u9078<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-16\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u6d3b\u7528\u4f8b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-17\">4. \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\uff1a\u30d6\u30e9\u30a6\u30b6\u306e\u66f4\u65b0\u3092\u81ea\u52d5\u5316<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-18\">4.1 \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>      <li>        <a href=\"#i-19\">4.2 \u30d6\u30e9\u30a6\u30b6\u62e1\u5f35\u6a5f\u80fd\u3068\u306e\u9023\u643a\u3067\u66f4\u306a\u308b\u52b9\u7387\u5316<\/a>      <\/li>      <li>        <a href=\"#i-20\">\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-21\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u6700\u9069\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-22\">5. \u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\uff1a\u958b\u767a\u74b0\u5883\u306b\u6700\u9069\u5316<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-23\">5.1 \u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u306e\u6700\u9069\u5316<\/a>      <\/li>      <li>        <a href=\"#i-24\">5.2 \u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u8abf\u6574\u3068\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u5f37\u5316<\/a>      <\/li>      <li>        <a href=\"#i-25\">\u305d\u306e\u4ed6\u306e\u91cd\u8981\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a<\/a>      <\/li>      <li>        <a href=\"#i-26\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-27\">\u958b\u767a\u30b7\u30ca\u30ea\u30aa\u3067\u306e\u6700\u9069\u5316\u52b9\u679c<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-28\">6. \u30ea\u30e2\u30fc\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d0\u30c3\u30b0\uff1a\u672c\u756a\u74b0\u5883\u3067\u306e\u554f\u984c\u89e3\u6c7a<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-29\">6.1 \u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306e\u8a2d\u5b9a\u624b\u9806<\/a>      <\/li>      <li>        <a href=\"#i-30\">6.2 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u6ce8\u610f\u70b9\u3068\u5bfe\u7b56<\/a>      <\/li>      <li>        <a href=\"#i-31\">\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-32\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-33\">\u5236\u9650\u4e8b\u9805\u3068\u4ee3\u66ff\u624b\u6bb5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-34\">7. DevTools\u306e\u5fdc\u7528\uff1a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-35\">7.1 \u30ab\u30b9\u30bf\u30e0\u518d\u8d77\u52d5\u30c8\u30ea\u30ac\u30fc\u306e\u8a2d\u5b9a<\/a>      <\/li>      <li>        <a href=\"#i-36\">7.2 \u5916\u90e8\u30c4\u30fc\u30eb\u3068\u306e\u9023\u643a\u3067\u751f\u7523\u6027\u5411\u4e0a<\/a>      <\/li>      <li>        <a href=\"#i-37\">\u9ad8\u5ea6\u306a\u8a2d\u5b9a\u30aa\u30d7\u30b7\u30e7\u30f3<\/a>      <\/li>      <li>        <a href=\"#i-38\">\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-39\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-40\">8. DevTools\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a5\u3064\u306e\u6210\u529f\u4e8b\u4f8b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-41\">8.1 \u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306e\u6d3b\u7528\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-44\">8.2 \u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3051\u308b\u7d71\u4e00\u7684\u306a\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-46\">9. DevTools\u306e\u6ce8\u610f\u70b9\u3068\u5236\u9650\u4e8b\u9805\uff1a\u77e5\u3063\u3066\u304a\u304f\u3079\u304d3\u3064\u306e\u3053\u3068<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-47\">9.1 \u672c\u756a\u74b0\u5883\u3067\u306e\u7121\u52b9\u5316\u306e\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-48\">9.2 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3068\u5bfe\u7b56<\/a>      <\/li>      <li>        <a href=\"#i-49\">9.3 \u7279\u5b9a\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u6a5f\u80fd\u3068\u306e\u4e92\u63db\u6027<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-50\">\u5b89\u5168\u304b\u3064\u52b9\u679c\u7684\u306a\u4f7f\u7528\u306e\u305f\u3081\u306e\u30a2\u30c9\u30d0\u30a4\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-51\">10. \u307e\u3068\u3081\uff1aDevTools\u3067\u5909\u308f\u308b\u958b\u767a\u30e9\u30a4\u30d5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-52\">10.1 \u5c0e\u5165\u5f8c\u306e\u52b9\u679c\u6e2c\u5b9a\uff1a\u958b\u767a\u52b9\u738710\u500d\u306e\u771f\u76f8<\/a>      <\/li>      <li>        <a href=\"#i-53\">10.2 \u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1a\u3055\u3089\u306a\u308b\u958b\u767a\u52b9\u7387\u5316\u3078\u306e\u9053<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-54\">DevTools\u5c0e\u5165\u3078\u306e\u5177\u4f53\u7684\u306a\u30a2\u30af\u30b7\u30e7\u30f3\u30b9\u30c6\u30c3\u30d7<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">1. Spring Boot DevTools\u3068\u306f\uff1f\u958b\u767a\u8005\u306e\u5473\u65b9\u306b\u306a\u308b\u7406\u7531<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001Java\u958b\u767a\u8005\u306e\u5f37\u529b\u306a\u5473\u65b9\u3067\u3059\u3002Spring Boot 1.3\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u3053\u306e\u30c4\u30fc\u30eb\u30bb\u30c3\u30c8\u306f\u3001Spring Boot\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u3092\u5927\u5e45\u306b\u52b9\u7387\u5316\u3057\u3001\u958b\u767a\u8005\u306e\u751f\u7523\u6027\u3092\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p>DevTools\u304c\u958b\u767a\u8005\u306e\u5473\u65b9\u306b\u306a\u308b\u4e3b\u306a\u7406\u7531\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u958b\u767a-\u30c6\u30b9\u30c8\u30b5\u30a4\u30af\u30eb\u306e\u77ed\u7e2e<\/strong>: \u30b3\u30fc\u30c9\u5909\u66f4\u5f8c\u306e\u518d\u8d77\u52d5\u304c\u81ea\u52d5\u5316\u3055\u308c\u3001\u5909\u66f4\u306e\u78ba\u8a8d\u304c\u5373\u5ea7\u306b\u884c\u3048\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u52b9\u7387\u306e\u5411\u4e0a<\/strong>: \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u624b\u52d5\u66f4\u65b0\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u4f5c\u696d\u306e\u7c21\u7d20\u5316<\/strong>: \u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u30b5\u30dd\u30fc\u30c8\u306b\u3088\u308a\u3001\u672c\u756a\u74b0\u5883\u306b\u8fd1\u3044\u72b6\u614b\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u8a2d\u5b9a\u306e\u624b\u9593\u306e\u524a\u6e1b<\/strong>: \u958b\u767a\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u304c\u81ea\u52d5\u7684\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">1.1 DevTools\u306e\u4e3b\u306a\u6a5f\u80fd\u3068\u7279\u5fb4<\/h3>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001\u4ee5\u4e0b\u306e\u4e3b\u8981\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-19a59491-516c-4e88-9780-3e2fe20d877e\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a5f\u80fd<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u81ea\u52d5\u518d\u8d77\u52d5<\/td><td>\u30af\u30e9\u30b9\u30d1\u30b9\u4e0a\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u5909\u66f4\u3055\u308c\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u81ea\u52d5\u7684\u306b\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9<\/td><td>\u30d6\u30e9\u30a6\u30b6\u3092\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3057\u3001\u5909\u66f4\u3092\u5373\u6642\u53cd\u6620\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024<\/td><td>\u958b\u767a\u306b\u9069\u3057\u305f\u8a2d\u5b9a\u3092\u81ea\u52d5\u7684\u306b\u9069\u7528\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u30b5\u30dd\u30fc\u30c8<\/td><td>\u672c\u756a\u74b0\u5883\u306b\u8fd1\u3044\u74b0\u5883\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">1.2 \u5f93\u6765\u306e\u958b\u767a\u624b\u6cd5\u3068\u306e\u6bd4\u8f03\uff1a\u4f55\u304c\u5909\u308f\u308b\u306e\u304b<\/h3>\n\n\n\n<p>DevTools\u306e\u5c0e\u5165\u306b\u3088\u308a\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u518d\u8d77\u52d5<\/strong>: \u624b\u52d5\u3067\u884c\u3063\u3066\u3044\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u518d\u8d77\u52d5\u304c\u81ea\u52d5\u5316\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d6\u30e9\u30a6\u30b6\u66f4\u65b0<\/strong>: F5\u30ad\u30fc\u3092\u62bc\u3059\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u3001\u5909\u66f4\u304c\u81ea\u52d5\u7684\u306b\u53cd\u6620\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u8a2d\u5b9a\u8abf\u6574<\/strong>: \u500b\u5225\u306b\u884c\u3063\u3066\u3044\u305f\u8a2d\u5b9a\u8abf\u6574\u304c\u3001\u6700\u9069\u5316\u3055\u308c\u305f\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3067\u81ea\u52d5\u5316\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u74b0\u5883<\/strong>: \u9650\u5b9a\u7684\u3060\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u74b0\u5883\u304c\u3001\u3088\u308a\u67d4\u8edf\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u3001\u5f93\u6765\u306f\u5909\u66f4\u3092\u4fdd\u5b58\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u624b\u52d5\u3067\u518d\u8d77\u52d5\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002DevTools\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001\u5909\u66f4\u3092\u4fdd\u5b58\u3059\u308b\u3060\u3051\u3067\u81ea\u52d5\u7684\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u518d\u8d77\u52d5\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u3082\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u9055\u3044\u306f\u3001\u7279\u306b\u5927\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3084\u983b\u7e41\u306a\u5909\u66f4\u304c\u5fc5\u8981\u306a\u958b\u767a\u30d5\u30a7\u30fc\u30ba\u3067\u3001\u5287\u7684\u306a\u6642\u9593\u7bc0\u7d04\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001\u958b\u767a\u8005\u306e\u65e5\u3005\u306e\u4f5c\u696d\u3092\u5927\u5e45\u306b\u52b9\u7387\u5316\u3057\u3001\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u559c\u3073\u3092\u6700\u5927\u5316\u3057\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u306e\u5c0e\u5165\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">2. DevTools\u306e\u5c0e\u5165\u65b9\u6cd5\uff1a5\u5206\u3067\u8a2d\u5b9a\u5b8c\u4e86<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306e\u5c0e\u5165\u306f\u9a5a\u304f\u307b\u3069\u7c21\u5358\u3067\u3059\u3002\u308f\u305a\u304b5\u5206\u3067\u8a2d\u5b9a\u3092\u5b8c\u4e86\u3057\u3001\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u3001DevTools\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">2.1 Maven\/Gradle\u3067\u306e\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-5\">Maven \u306e\u5834\u5408:<\/h4>\n\n\n\n<p>Maven \u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001<code>pom.xml<\/code> \u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;dependency&gt;\n    &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n    &lt;artifactId&gt;spring-boot-devtools&lt;\/artifactId&gt;\n    &lt;scope&gt;runtime&lt;\/scope&gt;\n    &lt;optional&gt;true&lt;\/optional&gt;\n&lt;\/dependency&gt;<\/pre>\n\n\n\n<p><code>&lt;scope&gt;runtime&lt;\/scope&gt;<\/code> \u306f\u3001\u3053\u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u5b9f\u884c\u6642\u306e\u307f\u5fc5\u8981\u3067\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u306f\u4e0d\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-6\">Gradle \u306e\u5834\u5408:<\/h4>\n\n\n\n<p>Gradle \u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001<code>build.gradle<\/code> \u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u884c\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">dependencies {\n    developmentOnly 'org.springframework.boot:spring-boot-devtools'\n}<\/pre>\n\n\n\n<p><code>developmentOnly<\/code> \u69cb\u6210\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u672c\u756a\u74b0\u5883\u306e\u30d3\u30eb\u30c9\u304b\u3089 DevTools \u3092\u9664\u5916\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">2.2 IDE\u306e\u8a2d\u5b9a\uff1aIntelliJ IDEA\u3001Eclipse\u3001VSCode\u306e\u5834\u5408<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-8\">IntelliJ IDEA:<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u300cFile\u300d\u2192\u300cSettings\u300d\uff08Windows\uff09\u307e\u305f\u306f\u300cIntelliJ IDEA\u300d\u2192\u300cPreferences\u300d\uff08Mac\uff09\u3092\u958b\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300cBuild, Execution, Deployment\u300d\u2192\u300cCompiler\u300d\u3067\u300cBuild project automatically\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>Registry\uff08Shift+Ctrl+Alt+\/ \u2192\u300cRegistry\u300d\uff09\u3092\u958b\u304d\u3001<code>compiler.automake.allow.when.app.running<\/code> \u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-9\">Eclipse:<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u300cProject\u300d\u2192\u300cBuild Automatically\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-10\">VSCode:<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Spring Boot Dashboard \u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>.vscode\/settings.json<\/code> \u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\u3057\u307e\u3059\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">{\n    \"spring-boot.ls.java.home\": \"PATH_TO_YOUR_JDK\",\n    \"spring-boot.ls.java.vmargs\": \"-Dspring.devtools.restart.enabled=true\"\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u8ffd\u52a0\u306e\u8a2d\u5b9a\u30aa\u30d7\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p><code>application.properties<\/code> \u30d5\u30a1\u30a4\u30eb\u3067\u3001DevTools \u306e\u52d5\u4f5c\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring.devtools.restart.enabled=true\nspring.devtools.livereload.enabled=true<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u5c0e\u5165\u5f8c\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8d77\u52d5\u3057\u3001\u30ed\u30b0\u306b \u201cDeveloper tools are enabled\u201d \u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3084\u30d3\u30e5\u30fc\u3092\u5c11\u3057\u5909\u66f4\u3057\u3001\u81ea\u52d5\u7684\u306b\u518d\u8d77\u52d5\u3055\u308c\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u6ce8\u610f\u70b9<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u672c\u756a\u74b0\u5883\u3067\u306f DevTools \u3092\u7121\u52b9\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002Maven \u306e\u5834\u5408\u306f <code>&lt;optional&gt;true&lt;\/optional&gt;<\/code> \u3092\u3001Gradle \u306e\u5834\u5408\u306f <code>developmentOnly<\/code> \u69cb\u6210\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u672c\u756a\u30d3\u30eb\u30c9\u304b\u3089\u81ea\u52d5\u7684\u306b\u9664\u5916\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>DevTools \u306f\u308f\u305a\u304b\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u30c6\u30b9\u30c8\u3092\u884c\u3046\u969b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<p>\u4ee5\u4e0a\u306e\u624b\u9806\u3067\u3001Spring Boot DevTools \u306e\u5c0e\u5165\u306f\u5b8c\u4e86\u3067\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3053\u306e\u5f37\u529b\u306a\u6a5f\u80fd\u3092\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067\u3001\u958b\u767a\u52b9\u7387\u304c\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3059\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-13\">3. \u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\uff1a\u30b3\u30fc\u30c9\u5909\u66f4\u3092\u5373\u5ea7\u306b\u53cd\u6620<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306e\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u306f\u3001\u958b\u767a\u8005\u306e\u751f\u7523\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u5f37\u529b\u306a\u6a5f\u80fd\u3067\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30b3\u30fc\u30c9\u5909\u66f4\u304c\u5373\u5ea7\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u53cd\u6620\u3055\u308c\u3001\u958b\u767a-\u30c6\u30b9\u30c8\u30b5\u30a4\u30af\u30eb\u304c\u5287\u7684\u306b\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">3.1 \u81ea\u52d5\u518d\u8d77\u52d5\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u308b\u5909\u66f4\u3068\u306a\u3089\u306a\u3044\u5909\u66f4<\/h3>\n\n\n\n<p>\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u306f\u3001\u7279\u5b9a\u306e\u5909\u66f4\u3092\u691c\u77e5\u3057\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8868\u3067\u3001\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u308b\u5909\u66f4\u3068\u306a\u3089\u306a\u3044\u5909\u66f4\u3092\u6bd4\u8f03\u3057\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-7ea0c2d3-a4ea-4ccb-99e1-ce3cd4ba7172\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u308b\u5909\u66f4<\/th><th>\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u3089\u306a\u3044\u5909\u66f4<\/th><\/tr><\/thead><tbody><tr><td>\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4<\/td><td>Java \u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4\uff08\u30b3\u30f3\u30d1\u30a4\u30eb\u524d\uff09<\/td><\/tr><tr><td>resources \u30d5\u30a9\u30eb\u30c0\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4<\/td><td>application.properties \u3084 application.yml \u306e\u5909\u66f4<\/td><\/tr><tr><td>\u9759\u7684\u30ea\u30bd\u30fc\u30b9\uff08HTML\u3001CSS\u3001JavaScript\uff09\u306e\u5909\u66f4<\/td><td>\u30ed\u30b0\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u6ce8\u610f: IDE \u306e\u81ea\u52d5\u30b3\u30f3\u30d1\u30a4\u30eb\u6a5f\u80fd\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001Java \u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4\u3082\u52b9\u679c\u7684\u306b\u518d\u8d77\u52d5\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">3.2 \u518d\u8d77\u52d5\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u30c6\u30af\u30cb\u30c3\u30af3\u9078<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c8\u30ea\u30ac\u30fc\u30d5\u30a1\u30a4\u30eb\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.devtools.restart.trigger-file=.reloadtrigger<\/pre>\n\n\n\n<p>\u3053\u306e\u8a2d\u5b9a\u3092 <code>application.properties<\/code> \u306b\u8ffd\u52a0\u3057\u3001<code>.reloadtrigger<\/code> \u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067\u3001\u5fc5\u8981\u306a\u6642\u306e\u307f\u518d\u8d77\u52d5\u3092\u30c8\u30ea\u30ac\u30fc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u9664\u5916\u30d1\u30bf\u30fc\u30f3\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.devtools.restart.exclude=static\/**,public\/**<\/pre>\n\n\n\n<p>\u9759\u7684\u30ea\u30bd\u30fc\u30b9\u30d5\u30a9\u30eb\u30c0\u3092\u9664\u5916\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u8981\u306a\u518d\u8d77\u52d5\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Bean\n   public RestartScopeInitializer restartScopeInitializer() {\n       return new RestartScopeInitializer();\n   }<\/pre>\n\n\n\n<p>\u3053\u306eBean\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u518d\u8d77\u52d5\u6642\u306b\u7279\u5b9a\u306eBean\u306e\u307f\u3092\u518d\u521d\u671f\u5316\u3057\u3001\u8d77\u52d5\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u6d3b\u7528\u4f8b<\/h3>\n\n\n\n<p>\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u306f\u9ad8\u5ea6\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u53ef\u80fd\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30ab\u30b9\u30bf\u30e0\u30d5\u30a1\u30a4\u30eb\u30a6\u30a9\u30c3\u30c1\u30e3\u30fc\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class CustomRestartTrigger {\n    @Bean\n    public FileSystemWatcher customFileSystemWatcher() {\n        return new FileSystemWatcher(true, Duration.ofMillis(500), Duration.ofMillis(1000));\n    }\n}<\/pre>\n\n\n\n<p>\u5b9f\u969b\u306e\u958b\u767a\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6d3b\u7528\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u4fee\u6b63:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @GetMapping(\"\/greeting\")\n   public String greeting(@RequestParam(name=\"name\", required=false, defaultValue=\"World\") String name, Model model) {\n       model.addAttribute(\"name\", name);\n       return \"greeting\"; \/\/ \u30d3\u30e5\u30fc\u540d\u3092\u5909\u66f4\u3059\u308b\u3060\u3051\u3067\u5373\u5ea7\u306b\u53cd\u6620\n   }<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5909\u66f4:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Service\n   public class UserService {\n       public User createUser(String name) {\n           \/\/ \u30ed\u30b8\u30c3\u30af\u3092\u5909\u66f4\u3059\u308b\u3068\u81ea\u52d5\u7684\u306b\u518d\u8d77\u52d5\u3055\u308c\u3001\u5909\u66f4\u304c\u53cd\u6620\u3055\u308c\u308b\n           return new User(name, LocalDate.now());\n       }\n   }<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u6ce8\u610f\u70b9<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u518d\u8d77\u52d5\u6642\u9593\u304c\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u9664\u5916\u8a2d\u5b9a\u3092\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u7279\u5b9a\u306eIDE\u8a2d\u5b9a\u3068\u7af6\u5408\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001IDE\u306e\u81ea\u52d5\u30d3\u30eb\u30c9\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<p>\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u52b9\u7387\u304c\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u66f4\u65b0\u3092\u81ea\u52d5\u5316\u3059\u308b\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">4. \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\uff1a\u30d6\u30e9\u30a6\u30b6\u306e\u66f4\u65b0\u3092\u81ea\u52d5\u5316<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306e\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u306f\u3001\u958b\u767a\u8005\u306e\u4f5c\u696d\u52b9\u7387\u3092\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3055\u305b\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u9759\u7684\u30ea\u30bd\u30fc\u30b9\uff08HTML\u3001CSS\u3001JavaScript\uff09\u306e\u5909\u66f4\u304c\u5373\u5ea7\u306b\u30d6\u30e9\u30a6\u30b6\u306b\u53cd\u6620\u3055\u308c\u3001\u624b\u52d5\u3067\u306e\u30da\u30fc\u30b8\u66f4\u65b0\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">4.1 \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3068\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<p>\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8a2d\u5b9a\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>application.properties<\/code>\u3067\u306e\u57fa\u672c\u8a2d\u5b9a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.devtools.livereload.enabled=true\n   spring.devtools.livereload.port=35729<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u3068\u306e\u517c\u306d\u5408\u3044:<br>Spring Security\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001WebSocket\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Configuration\n   public class WebSecurityConfig extends WebSecurityConfigurerAdapter {\n       @Override\n       protected void configure(HttpSecurity http) throws Exception {\n           http.websocket().disable(); \/\/ WebSocket\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u7121\u52b9\u5316\n           \/\/ \u305d\u306e\u4ed6\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\n       }\n   }<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u6ce8\u610f\u70b9<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u74b0\u5883\u3067\u306f\u5fc5\u305a\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u3092\u7121\u52b9\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304cWebSocket\u306e\u901a\u4fe1\u3092\u59a8\u3052\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">4.2 \u30d6\u30e9\u30a6\u30b6\u62e1\u5f35\u6a5f\u80fd\u3068\u306e\u9023\u643a\u3067\u66f4\u306a\u308b\u52b9\u7387\u5316<\/h3>\n\n\n\n<p>\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u62e1\u5f35\u6a5f\u80fd\u3068\u9023\u643a\u3059\u308b\u3053\u3068\u3067\u3088\u308a\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Chrome\u7528LiveReload\u62e1\u5f35\u6a5f\u80fd:\n<ul class=\"wp-block-list\">\n<li>Chrome Web Store\u304b\u3089\u300cLiveReload\u300d\u3092\u691c\u7d22\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n\n\n\n<li>\u62e1\u5f35\u6a5f\u80fd\u306e\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u6709\u52b9\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Firefox\u7528LiveReload\u62e1\u5f35\u6a5f\u80fd:\n<ul class=\"wp-block-list\">\n<li>Firefox Add-ons\u304b\u3089\u300cLiveReload\u300d\u3092\u691c\u7d22\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n\n\n\n<li>\u62e1\u5f35\u6a5f\u80fd\u306e\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u6709\u52b9\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u8a2d\u5b9a\u624b\u9806<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ol class=\"wp-block-list\">\n<li>Spring Boot\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8d77\u52d5<\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30a2\u30af\u30bb\u30b9<\/li>\n\n\n\n<li>LiveReload\u62e1\u5f35\u6a5f\u80fd\u306e\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u63a5\u7d9a<\/li>\n<\/ol>\n<\/div><\/div>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u304c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u30d6\u30e9\u30a6\u30b6\u306b\u53cd\u6620\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u4f8b<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   &lt;!-- index.html --&gt;\n   &lt;body&gt;\n     &lt;h1 id=\"title\"&gt;Welcome to Spring Boot&lt;\/h1&gt;\n     &lt;script src=\"\/js\/main.js\"&gt;&lt;\/script&gt;\n   &lt;\/body&gt;<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   \/\/ main.js\n   document.getElementById('title').style.color = 'blue';<\/pre>\n\n\n\n<p>JavaScript\u3084CSS\u3092\u5909\u66f4\u3059\u308b\u3068\u3001\u5373\u5ea7\u306b\u30d6\u30e9\u30a6\u30b6\u306b\u53cd\u6620\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3068\u306e\u9023\u643a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   &lt;!-- Thymeleaf\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8 --&gt;\n   &lt;p th:text=\"${message}\"&gt;Default message&lt;\/p&gt;<\/pre>\n\n\n\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u5909\u66f4\u3082\u81ea\u52d5\u7684\u306b\u53cd\u6620\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>RESTful API\u306e\u30c6\u30b9\u30c8:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   fetch('\/api\/users')\n     .then(response =&gt; response.json())\n     .then(data =&gt; console.log(data));<\/pre>\n\n\n\n<p>API\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3067\u78ba\u8a8d\u3057\u306a\u304c\u3089\u958b\u767a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u6700\u9069\u5316<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u554f\u984c: \u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u304c\u52d5\u4f5c\u3057\u306a\u3044<br>\u89e3\u6c7a: \u30dd\u30fc\u30c8\u304c\u4ed6\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u7af6\u5408\u3057\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u6700\u9069\u5316\u306e\u30d2\u30f3\u30c8:\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u306e\u76e3\u8996\u3092\u9664\u5916: <code>spring.devtools.restart.exclude=static\/**,public\/**<\/code><\/li>\n\n\n\n<li>\u5909\u66f4\u691c\u77e5\u306e\u9045\u5ef6\u3092\u8abf\u6574: <code>spring.devtools.restart.poll-interval=2000<\/code><\/li>\n\n\n\n<li>\u8ffd\u52a0\u306e\u30d1\u30b9\u3092\u76e3\u8996: <code>spring.devtools.restart.additional-paths=src\/main\/webapp<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u306e\u30a4\u30c6\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u9ad8\u901f\u5316\u3057\u3001\u751f\u7523\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001DevTools\u306b\u3088\u308b\u958b\u767a\u74b0\u5883\u306e\u6700\u9069\u5316\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-22\">5. \u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\uff1a\u958b\u767a\u74b0\u5883\u306b\u6700\u9069\u5316<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001\u958b\u767a\u74b0\u5883\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3092\u81ea\u52d5\u7684\u306b\u9069\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u7169\u96d1\u306a\u8a2d\u5b9a\u4f5c\u696d\u304b\u3089\u89e3\u653e\u3055\u308c\u3001\u672c\u8cea\u7684\u306a\u958b\u767a\u30bf\u30b9\u30af\u306b\u96c6\u4e2d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">5.1 \u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<p>DevTools\u306f\u3001\u958b\u767a\u6642\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u5373\u6642\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8003\u616e\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u7121\u52b9\u5316:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.thymeleaf.cache=false\n   spring.freemarker.cache=false\n   spring.groovy.template.cache=false<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u9759\u7684\u30ea\u30bd\u30fc\u30b9\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u7121\u52b9\u5316:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.resources.chain.cache=false<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>JMX\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u6709\u52b9\u5316:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.jmx.enabled=true<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u5909\u66f4\u304c\u3059\u3050\u306b\u53cd\u6620\u3055\u308c\u3001\u958b\u767a\u52b9\u7387\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">5.2 \u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u8abf\u6574\u3068\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u5f37\u5316<\/h3>\n\n\n\n<p>DevTools\u306f\u3001\u958b\u767a\u306b\u5f79\u7acb\u3064\u30ed\u30b0\u8a2d\u5b9a\u3082\u81ea\u52d5\u7684\u306b\u9069\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>SQL\u6587\u306e\u30ed\u30b0\u51fa\u529b:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   logging.level.org.hibernate.SQL=DEBUG<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Web\u95a2\u9023\u306e\u30ed\u30b0\u30ec\u30d9\u30eb\u8abf\u6574:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   logging.level.web=DEBUG<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u30ed\u30b0\u8a2d\u5b9a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   logging.level.com.yourcompany.yourapp=DEBUG<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u30c7\u30d0\u30c3\u30b0\u4f5c\u696d\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u554f\u984c\u306e\u65e9\u671f\u767a\u898b\u3068\u89e3\u6c7a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-25\">\u305d\u306e\u4ed6\u306e\u91cd\u8981\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d0\u30fc\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u5ef6\u9577:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   server.servlet.session.timeout=30m<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>H2\u30b3\u30f3\u30bd\u30fc\u30eb\u306e\u6709\u52b9\u5316:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.h2.console.enabled=true<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306e\u8a73\u7d30\u8868\u793a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   server.error.include-stacktrace=always<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<p>DevTools\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u306f\u3001<code>application.properties<\/code>\u307e\u305f\u306f<code>application.yml<\/code>\u3067\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># DevTools\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\nspring.devtools.add-properties=false\n\n# \u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\nspring.thymeleaf.cache=true\nlogging.level.web=INFO<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u6ce8\u610f\u70b9<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u306f\u958b\u767a\u74b0\u5883\u5c02\u7528\u3067\u3059\u3002\u672c\u756a\u74b0\u5883\u3067\u306f\u5fc5\u305a\u9069\u5207\u306a\u8a2d\u5b9a\u306b\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u56fa\u6709\u306e\u8a2d\u5b9a\u3092\u4f7f\u7528\u3057\u3066\u3001\u74b0\u5883\u3054\u3068\u306b\u6700\u9069\u306a\u8a2d\u5b9a\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-27\">\u958b\u767a\u30b7\u30ca\u30ea\u30aa\u3067\u306e\u6700\u9069\u5316\u52b9\u679c<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u6642\u9593\u306e\u77ed\u7e2e:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @RestController\n   public class UserController {\n       @GetMapping(\"\/users\")\n       public List&lt;User&gt; getUsers() {\n           log.debug(\"Fetching all users\"); \/\/ \u3053\u306e\u30ed\u30b0\u304cDEBUG\u30ec\u30d9\u30eb\u3067\u51fa\u529b\u3055\u308c\u308b\n           return userService.getAllUsers();\n       }\n   }<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u958b\u767a-\u30c6\u30b9\u30c8\u30b5\u30a4\u30af\u30eb\u306e\u52b9\u7387\u5316:<br>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3084\u9759\u7684\u30ea\u30bd\u30fc\u30b9\u306e\u5909\u66f4\u304c\u5373\u5ea7\u306b\u53cd\u6620<\/li>\n\n\n\n<li>\u554f\u984c\u306e\u65e9\u671f\u767a\u898b\u3068\u89e3\u6c7a: SQL\u6587\u306e\u30ed\u30b0\u51fa\u529b\u306b\u3088\u308a\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3092\u7d20\u65e9\u304f\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002 <\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Repository\npublic class UserRepository {\n    @Autowired\n    private JdbcTemplate jdbcTemplate;\n\n    public List&lt;User&gt; findAllUsers() {\n        return jdbcTemplate.query(\"SELECT * FROM users\", new UserRowMapper());\n        \/\/ \u3053\u306e SQL \u6587\u304c DEBUG \u30ec\u30d9\u30eb\u3067\u30ed\u30b0\u306b\u51fa\u529b\u3055\u308c\u308b\n    }\n}<\/pre>\n\n\n\n<p>DevTools\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u6700\u9069\u5316\u6a5f\u80fd\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u7169\u96d1\u306a\u8a2d\u5b9a\u4f5c\u696d\u304b\u3089\u89e3\u653e\u3055\u308c\u3001\u3088\u308a\u751f\u7523\u7684\u306a\u958b\u767a\u4f5c\u696d\u306b\u96c6\u4e2d\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u672c\u756a\u74b0\u5883\u306b\u8fd1\u3044\u72b6\u614b\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u3092\u53ef\u80fd\u306b\u3059\u308b\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-28\">6. \u30ea\u30e2\u30fc\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d0\u30c3\u30b0\uff1a\u672c\u756a\u74b0\u5883\u3067\u306e\u554f\u984c\u89e3\u6c7a<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306e\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306f\u3001\u672c\u756a\u74b0\u5883\u3084\u672c\u756a\u306b\u8fd1\u3044\u74b0\u5883\u3067\u767a\u751f\u3059\u308b\u554f\u984c\u3092\u76f4\u63a5\u30c7\u30d0\u30c3\u30b0\u3067\u304d\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u74b0\u5883\u4f9d\u5b58\u306e\u554f\u984c\u3092\u52b9\u7387\u7684\u306b\u7279\u5b9a\u3057\u3001\u89e3\u6c7a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">6.1 \u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306e\u8a2d\u5b9a\u624b\u9806<\/h3>\n\n\n\n<p>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u3092\u6709\u52b9\u306b\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8a2d\u5b9a:<br><code>application.properties<\/code>\u306b\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.devtools.remote.secret=mysecret<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8d77\u52d5:<br>\u4ee5\u4e0b\u306eJVM\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u8d77\u52d5\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   java -jar -Dspring.devtools.remote.secret=mysecret \\\n        -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005 \\\n        myapp.jar<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>IDE\uff08IntelliJ IDEA\uff09\u306e\u8a2d\u5b9a:\n<ul class=\"wp-block-list\">\n<li>\u300cRun\u300d\u2192\u300cEdit Configurations\u300d\u3092\u958b\u304f<\/li>\n\n\n\n<li>\u300c+\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u300cRemote\u300d\u3092\u9078\u629e<\/li>\n\n\n\n<li>\u540d\u524d\u3092\u4ed8\u3051\u3001\u30db\u30b9\u30c8\u3068\u30dd\u30fc\u30c8\uff08\u4e0a\u8a18\u306e\u4f8b\u3067\u306f5005\uff09\u3092\u6307\u5b9a<\/li>\n\n\n\n<li>\u300cApply\u300d\u2192\u300cOK\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306e\u63a5\u7d9a:\n<ul class=\"wp-block-list\">\n<li>\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u4f5c\u6210\u3057\u305f\u30ea\u30e2\u30fc\u30c8\u8a2d\u5b9a\u3092\u9078\u629e\u3057\u3066\u300cDebug\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3067\u3001\u30ed\u30fc\u30ab\u30eb\u306eIDE\u304b\u3089\u30ea\u30e2\u30fc\u30c8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30c7\u30d0\u30c3\u30b0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-30\">6.2 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u6ce8\u610f\u70b9\u3068\u5bfe\u7b56<\/h3>\n\n\n\n<p>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306f\u5f37\u529b\u306a\u6a5f\u80fd\u3067\u3059\u304c\u3001\u9069\u5207\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u30dd\u30fc\u30c8\u306e\u4fdd\u8b77:\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u30c7\u30d0\u30c3\u30b0\u30dd\u30fc\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650<\/li>\n\n\n\n<li>VPN\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6697\u53f7\u5316\u901a\u4fe1\u306e\u4f7f\u7528:\n<ul class=\"wp-block-list\">\n<li>SSL\/TLS\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30d0\u30c3\u30b0\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6697\u53f7\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   java -jar -Djavax.net.ssl.keyStore=keystore.jks \\\n        -Djavax.net.ssl.keyStorePassword=password \\\n        -Dspring.devtools.remote.secret=mysecret \\\n        -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005 \\\n        myapp.jar<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30a2\u30af\u30bb\u30b9\u5236\u9650\u306e\u5b9f\u88c5:\n<ul class=\"wp-block-list\">\n<li>IP\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3092\u4f7f\u7528<\/li>\n\n\n\n<li>\u591a\u8981\u7d20\u8a8d\u8a3c\u3092\u5c0e\u5165<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-31\">\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u74b0\u5883\u56fa\u6709\u306e\u8a2d\u5b9a\u554f\u984c\u306e\u30c7\u30d0\u30c3\u30b0:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Value(\"${my.config.value}\")\n   private String configValue;\n\n   @GetMapping(\"\/config\")\n   public String getConfig() {\n       log.debug(\"Config value: {}\", configValue);\n       return configValue;\n   }<\/pre>\n\n\n\n<p>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u3092\u4f7f\u7528\u3057\u3066\u3001\u672c\u756a\u74b0\u5883\u3067\u306e\u8a2d\u5b9a\u5024\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306e\u7279\u5b9a:<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @GetMapping(\"\/users\")\n   public List&lt;User&gt; getUsers() {\n       log.debug(\"Fetching users\");\n       List&lt;User&gt; users = userService.getAllUsers();\n       log.debug(\"Fetched {} users\", users.size());\n       return users;\n   }<\/pre>\n\n\n\n<p>\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u884c\u6642\u9593\u3084\u4e2d\u9593\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u8907\u96d1\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u8ffd\u8de1:<br>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6d41\u308c\u3084\u975e\u540c\u671f\u51e6\u7406\u306e\u6319\u52d5\u3092\u3001\u30b9\u30c6\u30c3\u30d7\u5b9f\u884c\u3067\u8a73\u7d30\u306b\u8ffd\u8de1\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a5\u7d9a\u554f\u984c: \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306a\u30dd\u30fc\u30c8\u304c\u958b\u653e\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30af\u30e9\u30b9\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4e0d\u4e00\u81f4: \u30ea\u30e2\u30fc\u30c8\u3068\u30ed\u30fc\u30ab\u30eb\u306e\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">\u5236\u9650\u4e8b\u9805\u3068\u4ee3\u66ff\u624b\u6bb5<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30db\u30c3\u30c8\u30b9\u30ef\u30c3\u30d7\u306e\u5236\u9650: \u30e1\u30bd\u30c3\u30c9\u5185\u306e\u5909\u66f4\u306e\u307f\u304c\u30db\u30c3\u30c8\u30b9\u30ef\u30c3\u30d7\u53ef\u80fd\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u4ee3\u66ff\u624b\u6bb5:<\/li>\n\n\n\n<li>\u30ed\u30b0\u5f37\u5316: \u8a73\u7d30\u306a\u30ed\u30b0\u3092\u8ffd\u52a0\u3057\u3066\u554f\u984c\u3092\u8ffd\u8de1<\/li>\n\n\n\n<li>APM\u30c4\u30fc\u30eb: New Relic\u3084\u30c0\u30a4\u30ca\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u76e3\u8996<\/li>\n<\/ul>\n\n\n\n<p>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306f\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u4f34\u3044\u307e\u3059\u3002\u672c\u756a\u74b0\u5883\u3067\u306e\u4f7f\u7528\u306f\u614e\u91cd\u306b\u884c\u3044\u3001\u53ef\u80fd\u306a\u9650\u308a\u672c\u756a\u306b\u8fd1\u3044\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u3092\u512a\u5148\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001DevTools\u306e\u3055\u3089\u306a\u308b\u6d3b\u7528\u65b9\u6cd5\u3068\u3057\u3066\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-34\">7. DevTools\u306e\u5fdc\u7528\uff1a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u5f37\u529b\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u3001\u3055\u3089\u306b\u62e1\u5f35\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001DevTools\u306e\u9ad8\u5ea6\u306a\u6d3b\u7528\u65b9\u6cd5\u3092\u63a2\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-35\">7.1 \u30ab\u30b9\u30bf\u30e0\u518d\u8d77\u52d5\u30c8\u30ea\u30ac\u30fc\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>DevTools\u306e\u518d\u8d77\u52d5\u6a5f\u80fd\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u30d1\u30bf\u30fc\u30f3\u306e\u6307\u5b9a:<br><code>application.properties<\/code>\u3067\u7279\u5b9a\u306e\u30d5\u30a1\u30a4\u30eb\u30d1\u30bf\u30fc\u30f3\u3092\u76e3\u8996\u5bfe\u8c61\u306b\u8ffd\u52a0\u307e\u305f\u306f\u9664\u5916\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   spring.devtools.restart.additional-paths=src\/main\/webapp\n   spring.devtools.restart.exclude=static\/**,public\/**<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u30d5\u30a1\u30a4\u30eb\u30a6\u30a9\u30c3\u30c1\u30e3\u30fc\u306e\u5b9f\u88c5:<br>\u3088\u308a\u7d30\u304b\u3044\u5236\u5fa1\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30ab\u30b9\u30bf\u30e0\u306e<code>FileChangeListener<\/code>\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Component\n   public class CustomFileChangeListener implements FileChangeListener {\n       @Override\n       public void onChange(Set&lt;ChangedFiles&gt; changeSet) {\n           \/\/ \u30ab\u30b9\u30bf\u30e0\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\n           changeSet.forEach(changedFiles -&gt; {\n               changedFiles.getFiles().forEach(changedFile -&gt; {\n                   if (changedFile.getRelativeName().endsWith(\".properties\")) {\n                       \/\/ \u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4\u6642\u306e\u7279\u5225\u306a\u51e6\u7406\n                   }\n               });\n           });\n       }\n   }<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-36\">7.2 \u5916\u90e8\u30c4\u30fc\u30eb\u3068\u306e\u9023\u643a\u3067\u751f\u7523\u6027\u5411\u4e0a<\/h3>\n\n\n\n<p>DevTools\u306f\u4ed6\u306e\u958b\u767a\u30c4\u30fc\u30eb\u3068\u9023\u643a\u3059\u308b\u3053\u3068\u3067\u3001\u3055\u3089\u306a\u308b\u751f\u7523\u6027\u5411\u4e0a\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Gradle\/Maven \u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u306e\u7d71\u5408: DevTools\u306fGradle\u3084Maven\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u9023\u643a\u3057\u3066\u3001\u30d3\u30eb\u30c9\u30d7\u30ed\u30bb\u30b9\u3092\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002 <\/li>\n<\/ol>\n\n\n\n<p>Gradle\u306e\u4f8b: <\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">plugins {\n    id 'org.springframework.boot' version '2.5.5'\n    id 'io.spring.dependency-management' version '1.0.11.RELEASE'\n}\n\ndependencies {\n    developmentOnly 'org.springframework.boot:spring-boot-devtools'\n}<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u30c4\u30fc\u30eb\u3068\u306e\u9023\u643a: npm \u3084 webpack \u306a\u3069\u306e\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u30c4\u30fc\u30eb\u3068\u9023\u643a\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u958b\u767a\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p> webpack.config.js \u306e\u4f8b:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">module.exports = {\n  \/\/ ... \u4ed6\u306e\u8a2d\u5b9a\n  devServer: {\n    proxy: {\n      '\/api': 'http:\/\/localhost:8080'\n    }\n  }\n};<\/pre>\n\n\n\n<p>\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30d0\u30c3\u30af\u30a8\u30f3\u30c9API\u3078\u306e\u30d7\u30ed\u30ad\u30b7\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">\u9ad8\u5ea6\u306a\u8a2d\u5b9a\u30aa\u30d7\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba: \u7279\u5b9a\u306e\u30af\u30e9\u30b9\u3084\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u518d\u8d77\u52d5\u5bfe\u8c61\u304b\u3089\u9664\u5916\u3057\u305f\u3044\u5834\u5408\u3001\u30ab\u30b9\u30bf\u30e0\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CustomRestartClassLoader extends RestartClassLoader {\n    public CustomRestartClassLoader(URL[] urls, ClassLoader parent) {\n        super(urls, parent);\n    }\n\n    @Override\n    public Class&lt;?&gt; loadClass(String name) throws ClassNotFoundException {\n        if (name.startsWith(\"com.example.norestart\")) {\n            return getParent().loadClass(name);\n        }\n        return super.loadClass(name);\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ea\u30e2\u30fc\u30c8\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u8a2d\u5b9a: \u958b\u767a\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u5909\u66f4\u3092\u81ea\u52d5\u7684\u306b\u30d7\u30c3\u30b7\u30e5\u3059\u308b\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring.devtools.remote.secret=mysecret\nspring.devtools.remote.proxy.host=proxy.example.com\nspring.devtools.remote.proxy.port=8080<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0: \u30bb\u30f3\u30b7\u30c6\u30a3\u30d6\u306a\u60c5\u5831\u3092\u542b\u3080\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u958b\u767a\u74b0\u5883\u3067\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring.devtools.add-properties=false\nspring.devtools.add-properties.prefixes=spring.datasource,spring.jpa<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u4f8b<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u958b\u767a\u3067\u306e\u6d3b\u7528: \u8907\u6570\u306e\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3092\u540c\u6642\u306b\u958b\u767a\u3059\u308b\u969b\u3001DevTools\u306e\u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u3092\u6d3b\u7528\u3057\u3066\u52b9\u7387\u7684\u306a\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class DevToolsConfig {\n    @Bean\n    public RemoteRestartFilter remoteRestartFilter() {\n        return new RemoteRestartFilter(restartStrategy);\n    }\n\n    @Bean\n    public RestartStrategy restartStrategy() {\n        return changedFiles -&gt; {\n            \/\/ \u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u56fa\u6709\u306e\u518d\u8d77\u52d5\u30ed\u30b8\u30c3\u30af\n        };\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u6bb5\u968e\u7684\u306a\u66f4\u65b0: DevTools\u306e\u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u3092\u4f7f\u7528\u3057\u3066\u3001\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u3068\u65b0\u3057\u3044\u30b3\u30fc\u30c9\u306e\u5171\u5b58\u3092\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class LegacyCodeRestartFilter implements FileChangeListener {\n    @Override\n    public void onChange(Set&lt;ChangedFiles&gt; changeSet) {\n        boolean legacyCodeChanged = changeSet.stream()\n            .anyMatch(cf -&gt; cf.getFiles().stream()\n                .anyMatch(f -&gt; f.getRelativeName().startsWith(\"legacy\/\")));\n        if (legacyCodeChanged) {\n            \/\/ \u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u6642\u306e\u7279\u5225\u306a\u51e6\u7406\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-39\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6642\u306e\u6ce8\u610f\u70b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff: \u904e\u5ea6\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u306f\u518d\u8d77\u52d5\u6642\u9593\u3092\u5ef6\u9577\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u671f\u7684\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u306e\u8003\u616e: \u30ea\u30e2\u30fc\u30c8\u958b\u767a\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u9069\u5207\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u8b1b\u3058\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u306b\u3001\u516c\u958b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u306e\u4f7f\u7528\u306f\u907f\u3051\u308b\u3079\u304d\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u306e\u6a19\u6e96\u5316: DevTools\u306e\u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u3092\u30c1\u30fc\u30e0\u5185\u3067\u6a19\u6e96\u5316\u3057\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u5171\u6709\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u74b0\u5883\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3061\u307e\u3059\u3002 propertiesCopy<code><em># .gitignore \u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0<\/em> <em>!.mvn\/wrapper\/maven-wrapper.jar<\/em> <em>!**\/src\/main\/**\/target\/<\/em> <em>!**\/src\/test\/**\/target\/<\/em> <em># application-devtools.properties \u3068\u3057\u3066\u5171\u6709<\/em> spring.devtools.restart.enabled=true spring.devtools.livereload.enabled=true spring.devtools.add-properties=true<\/code><\/li>\n\n\n\n<li><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># .gitignore \u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\n!.mvn\/wrapper\/maven-wrapper.jar\n!**\/src\/main\/**\/target\/\n!**\/src\/test\/**\/target\/\n\n# application-devtools.properties \u3068\u3057\u3066\u5171\u6709\nspring.devtools.restart.enabled=true\nspring.devtools.livereload.enabled=true\nspring.devtools.add-properties=true<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>\u6bb5\u968e\u7684\u306a\u5c0e\u5165: \u5927\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001DevTools\u306e\u30ab\u30b9\u30bf\u30e0\u6a5f\u80fd\u3092\u6bb5\u968e\u7684\u306b\u5c0e\u5165\u3057\u3001\u5404\u6bb5\u968e\u3067\u52b9\u679c\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316: \u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u660e\u78ba\u306b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3057\u3001\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u304c\u5bb9\u6613\u306b\u7406\u89e3\u3057\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># DevTools \u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u30ac\u30a4\u30c9\n\n## \u518d\u8d77\u52d5\u30c8\u30ea\u30ac\u30fc\n- `src\/main\/resources\/trigger.txt` \u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3059\u308b\u3068\u5f37\u5236\u7684\u306b\u518d\u8d77\u52d5\u304c\u30c8\u30ea\u30ac\u30fc\u3055\u308c\u307e\u3059\u3002\n\n## \u30ab\u30b9\u30bf\u30e0\u30d7\u30e9\u30b0\u30a4\u30f3\n- `CustomDevToolsPlugin` \u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u72ec\u81ea\u306e\u958b\u767a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/pre>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li>\u5b9a\u671f\u7684\u306a\u898b\u76f4\u3057: \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u9032\u884c\u306b\u4f34\u3044\u3001DevTools\u306e\u8a2d\u5b9a\u3092\u5b9a\u671f\u7684\u306b\u898b\u76f4\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>DevTools\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3068\u62e1\u5f35\u3092\u9069\u5207\u306b\u884c\u3046\u3053\u3068\u3067\u3001\u958b\u767a\u30c1\u30fc\u30e0\u306e\u751f\u7523\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u904e\u5ea6\u306e\u8907\u96d1\u5316\u3092\u907f\u3051\u3001\u30b7\u30f3\u30d7\u30eb\u3055\u3068\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u4fdd\u3064\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001DevTools\u3092\u6d3b\u7528\u3057\u305f\u5b9f\u969b\u306e\u6210\u529f\u4e8b\u4f8b\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-40\">8. DevTools\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a5\u3064\u306e\u6210\u529f\u4e8b\u4f8b<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306e\u52b9\u679c\u7684\u306a\u6d3b\u7528\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6210\u529f\u306b\u5927\u304d\u304f\u5bc4\u4e0e\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u898f\u6a21\u3068\u7a2e\u985e\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3051\u308bDevTools\u306e\u6210\u529f\u4e8b\u4f8b\u3092\u7d39\u4ecb\u3057\u3001\u305d\u3053\u304b\u3089\u5f97\u3089\u308c\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u63a2\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-41\">8.1 \u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306e\u6d3b\u7528\u4f8b<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-42\">\u6210\u529f\u4e8b\u4f8b1: \u5927\u624bE\u30b3\u30de\u30fc\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u958b\u767a\u52b9\u7387\u5316<\/h4>\n\n\n\n<p>\u3042\u308b\u5927\u624bE\u30b3\u30de\u30fc\u30b9\u4f01\u696d\u306f\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u63a1\u7528\u3057\u305f\u5927\u898f\u6a21\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u958b\u767a\u306bDevTools\u3092\u6d3b\u7528\u3057\u3001\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u5411\u4e0a\u3055\u305b\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8ab2\u984c<\/strong>: \u8907\u6570\u306e\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3092\u540c\u6642\u306b\u958b\u767a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u5404\u30b5\u30fc\u30d3\u30b9\u306e\u518d\u8d77\u52d5\u3084\u30c7\u30d0\u30c3\u30b0\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3044\u305f\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u30d5\u30a1\u30a4\u30eb\u30a6\u30a9\u30c3\u30c1\u30e3\u30fc\u3092\u5b9f\u88c5\u3057\u3001\u95a2\u9023\u30b5\u30fc\u30d3\u30b9\u306e\u307f\u3092\u518d\u8d77\u52d5\u3002<\/li>\n\n\n\n<li>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3001\u672c\u756a\u306b\u8fd1\u3044\u74b0\u5883\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u3092\u5b9f\u73fe\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d50\u679c<\/strong>: \u958b\u767a\u30b5\u30a4\u30af\u30eb\u304c30%\u77ed\u7e2e\u3055\u308c\u3001\u30ea\u30ea\u30fc\u30b9\u983b\u5ea6\u304c\u90311\u56de\u304b\u3089\u65e5\u6b21\u306b\u5411\u4e0a\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Component\npublic class MicroserviceRestartFilter implements FileChangeListener {\n    @Override\n    public void onChange(Set&lt;ChangedFiles&gt; changeSet) {\n        \/\/ \u5909\u66f4\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30b5\u30fc\u30d3\u30b9\u306e\u307f\u3092\u518d\u8d77\u52d5\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-43\">\u6210\u529f\u4e8b\u4f8b2: \u30d5\u30a3\u30f3\u30c6\u30c3\u30af\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u306e\u8fc5\u901f\u306a\u958b\u767a\u30b5\u30a4\u30af\u30eb<\/h4>\n\n\n\n<p>\u6025\u6210\u9577\u4e2d\u306e\u30d5\u30a3\u30f3\u30c6\u30c3\u30af\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u306f\u3001DevTools\u3092\u6d3b\u7528\u3057\u3066\u958b\u767a\u30b5\u30a4\u30af\u30eb\u3092\u52a0\u901f\u3055\u305b\u306a\u304c\u3089\u3001\u53b3\u683c\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3082\u6e80\u305f\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8ab2\u984c<\/strong>: \u8fc5\u901f\u306a\u6a5f\u80fd\u958b\u767a\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u4e21\u7acb\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52d5\u518d\u8d77\u52d5\u3068\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3002<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30e0\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u5b9f\u88c5\u3057\u3001\u30bb\u30f3\u30b7\u30c6\u30a3\u30d6\u306a\u60c5\u5831\u306e\u9732\u51fa\u3092\u9632\u6b62\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d50\u679c<\/strong>: \u958b\u767a\u901f\u5ea6\u304c50%\u5411\u4e0a\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u76e3\u67fb\u306b\u3082\u5408\u683c\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># application-devtools.properties\nspring.devtools.restart.enabled=true\nspring.devtools.livereload.enabled=true\nspring.devtools.add-properties=false\nspring.devtools.add-properties.prefixes=spring.datasource.url,spring.datasource.username<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-44\">8.2 \u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3051\u308b\u7d71\u4e00\u7684\u306a\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>DevTools\u306e\u52b9\u679c\u3092\u6700\u5927\u5316\u3059\u308b\u306b\u306f\u3001\u30c1\u30fc\u30e0\u5168\u4f53\u3067\u7d71\u4e00\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3092\u78ba\u7acb\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-45\">\u6210\u529f\u4e8b\u4f8b3: \u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u30e2\u30c0\u30ca\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3<\/h4>\n\n\n\n<p>\u5927\u624b\u88fd\u9020\u696d\u4f01\u696d\u306f\u3001\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u6bb5\u968e\u7684\u306a\u30e2\u30c0\u30ca\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306bDevTools\u3092\u6d3b\u7528\u3057\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u79fb\u884c\u3092\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8ab2\u984c<\/strong>: \u65b0\u65e7\u30b7\u30b9\u30c6\u30e0\u306e\u5171\u5b58\u671f\u9593\u306b\u304a\u3051\u308b\u958b\u767a\u52b9\u7387\u306e\u7dad\u6301\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u6c7a\u7b56<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u3068\u65b0\u30b3\u30fc\u30c9\u3067\u7570\u306a\u308b\u518d\u8d77\u52d5\u6226\u7565\u3092\u5b9f\u88c5\u3002<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5168\u4f53\u3067DevTools\u8a2d\u5b9a\u3092\u6a19\u6e96\u5316\u3057\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u5171\u6709\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d50\u679c<\/strong>: \u79fb\u884c\u671f\u9593\u4e2d\u3082\u958b\u767a\u52b9\u7387\u3092\u843d\u3068\u3059\u3053\u3068\u306a\u304f\u3001\u4e88\u5b9a\u901a\u308a\u306b\u30e2\u30c0\u30ca\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u3092\u5b8c\u4e86\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u30c1\u30fc\u30e0\u5185\u3067\u306e\u6a19\u6e96\u5316\u30d7\u30ed\u30bb\u30b9:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>DevTools\u8a2d\u5b9a\u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u3092\u5b9a\u671f\u7684\u306b\u958b\u50ac\u3002<\/li>\n\n\n\n<li>\u8a2d\u5b9a\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092Git\u30ea\u30dd\u30b8\u30c8\u30ea\u3067\u7ba1\u7406\u3057\u3001\u5168\u958b\u767a\u8005\u3067\u5171\u6709\u3002<\/li>\n\n\n\n<li>CI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306bDevTools\u8a2d\u5b9a\u306e\u691c\u8a3c\u30b9\u30c6\u30c3\u30d7\u3092\u8ffd\u52a0\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># .gitlab-ci.yml\ndevtools-config-check:\n  script:\n    - .\/gradlew checkDevToolsConfig<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6210\u529f\u4e8b\u4f8b\u304b\u3089\u3001\u4ee5\u4e0b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u304c\u5c0e\u304d\u51fa\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u7279\u6027\u306b\u5408\u308f\u305b\u3066DevTools\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5e38\u306b\u8003\u616e\u3057\u3001\u9069\u5207\u306a\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3002<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5168\u4f53\u3067DevTools\u306e\u8a2d\u5b9a\u3068\u4f7f\u7528\u65b9\u6cd5\u3092\u6a19\u6e96\u5316\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u5b9a\u671f\u7684\u306b\u8a2d\u5b9a\u3092\u898b\u76f4\u3057\u3001\u6700\u9069\u5316\u3059\u308b\u3002<\/li>\n\n\n\n<li>DevTools\u306e\u52b9\u679c\u3092\u5b9a\u91cf\u7684\u306b\u6e2c\u5b9a\u3057\u3001\u7d99\u7d9a\u7684\u306b\u6539\u5584\u3059\u308b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u81ea\u8eab\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u7528\u3059\u308b\u969b\u306f\u3001\u307e\u305a\u5c0f\u898f\u6a21\u306a\u7bc4\u56f2\u3067\u8a66\u9a13\u7684\u306b\u5c0e\u5165\u3057\u3001\u52b9\u679c\u3092\u78ba\u8a8d\u3057\u306a\u304c\u3089\u6bb5\u968e\u7684\u306b\u62e1\u5927\u3057\u3066\u3044\u304f\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002DevTools\u306e\u9069\u5207\u306a\u6d3b\u7528\u306f\u3001\u958b\u767a\u52b9\u7387\u306e\u5411\u4e0a\u3060\u3051\u3067\u306a\u304f\u3001\u88fd\u54c1\u54c1\u8cea\u306e\u5411\u4e0a\u306b\u3082\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001DevTools\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u5236\u9650\u4e8b\u9805\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-46\">9. DevTools\u306e\u6ce8\u610f\u70b9\u3068\u5236\u9650\u4e8b\u9805\uff1a\u77e5\u3063\u3066\u304a\u304f\u3079\u304d3\u3064\u306e\u3053\u3068<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306f\u958b\u767a\u52b9\u7387\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u304c\u3001\u9069\u5207\u306b\u4f7f\u7528\u3057\u306a\u3044\u3068\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001DevTools\u4f7f\u7528\u6642\u306b\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u91cd\u8981\u306a\u6ce8\u610f\u70b9\u3068\u5236\u9650\u4e8b\u9805\u30923\u3064\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-47\">9.1 \u672c\u756a\u74b0\u5883\u3067\u306e\u7121\u52b9\u5316\u306e\u91cd\u8981\u6027<\/h3>\n\n\n\n<p>DevTools\u3092\u672c\u756a\u74b0\u5883\u3067\u6709\u52b9\u306b\u3057\u305f\u307e\u307e\u306b\u3059\u308b\u3053\u3068\u306f\u3001\u6df1\u523b\u306a\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u7533\u544a\u306a\u554f\u984c\uff08\u4f8b\uff09<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af:\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u304c\u60aa\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027<\/li>\n\n\n\n<li>\u30bb\u30f3\u30b7\u30c6\u30a3\u30d6\u306a\u60c5\u5831\u304c\u9732\u51fa\u3059\u308b\u30ea\u30b9\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u60aa\u5f71\u97ff:\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u8981\u306a\u81ea\u52d5\u518d\u8d77\u52d5\u306b\u3088\u308b\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u5897\u52a0<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4e88\u671f\u305b\u306c\u52d5\u4f5c:\n<ul class=\"wp-block-list\">\n<li>\u958b\u767a\u7528\u306e\u8a2d\u5b9a\u304c\u672c\u756a\u74b0\u5883\u306b\u9069\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">\u5bfe\u7b56<\/div><\/div><div class=\"sng-box-msg__contents\">\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class DevToolsProductionConfig {\n    @Bean\n    public DevToolsDisabler devToolsDisabler() {\n        return new DevToolsDisabler();\n    }\n}\n\npublic class DevToolsDisabler {\n    public DevToolsDisabler() {\n        if (!\"dev\".equals(System.getProperty(\"spring.profiles.active\"))) {\n            System.setProperty(\"spring.devtools.restart.enabled\", \"false\");\n            System.setProperty(\"spring.devtools.livereload.enabled\", \"false\");\n        }\n    }\n}<\/pre>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u958b\u767a\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u4ee5\u5916\u3067\u306fDevTools\u304c\u81ea\u52d5\u7684\u306b\u7121\u52b9\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-48\">9.2 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3068\u5bfe\u7b56<\/h3>\n\n\n\n<p>DevTools\u306f\u4fbf\u5229\u306a\u53cd\u9762\u3001\u7279\u306b\u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#ffebeb;color:#f88080\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#f88080\"><i class=\"fas fa-exclamation\"><\/i><\/span><div class=\"sng-box-msg__title\">\u5f71\u97ff<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u5897\u52a0:\n<ul class=\"wp-block-list\">\n<li>\u8ffd\u52a0\u306e\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u306b\u3088\u308b\u30e1\u30e2\u30ea\u6d88\u8cbb<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8d77\u52d5\u6642\u9593\u306e\u5ef6\u9577:\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52d5\u8a2d\u5b9a\u306e\u8ffd\u52a0\u51e6\u7406\u306b\u3088\u308b\u9045\u5ef6<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">\u5bfe\u7b56<\/div><\/div><div class=\"sng-box-msg__contents\">\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># application-dev.properties\nspring.devtools.restart.enabled=true\nspring.devtools.restart.poll-interval=2000\nspring.devtools.restart.quiet-period=1000<\/pre>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u518d\u8d77\u52d5\u306e\u983b\u5ea6\u3092\u8abf\u6574\u3057\u3001\u4e0d\u8981\u306a\u518d\u8d77\u52d5\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u3001\u7279\u5b9a\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u518d\u8d77\u52d5\u5bfe\u8c61\u304b\u3089\u9664\u5916\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6539\u5584\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Bean\npublic RestartTriggerFilter restartTriggerFilter() {\n    return new RestartTriggerFilter() {\n        @Override\n        public boolean isRestartRequired(File file) {\n            return !file.getPath().contains(\"\/generated\/\");\n        }\n    };\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-49\">9.3 \u7279\u5b9a\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u6a5f\u80fd\u3068\u306e\u4e92\u63db\u6027<\/h3>\n\n\n\n<p>DevTools\u306f\u591a\u304f\u306e\u5834\u5408\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304c\u3001\u7279\u5b9a\u306eSpring Boot\u6a5f\u80fd\u3068\u4e92\u63db\u6027\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u3068\u306e\u7af6\u5408:\n<ul class=\"wp-block-list\">\n<li>\u7279\u5b9a\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u72ec\u81ea\u306e\u30af\u30e9\u30b9\u30ed\u30fc\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001DevTools\u306e\u81ea\u52d5\u518d\u8d77\u52d5\u6a5f\u80fd\u3068\u7af6\u5408\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7279\u5b9a\u306eBean\u5b9a\u7fa9\u65b9\u6cd5\u3068\u306e\u975e\u4e92\u63db\u6027:\n<ul class=\"wp-block-list\">\n<li>\u6761\u4ef6\u4ed8\u304dBean\u306e\u5b9a\u7fa9\u304cDevTools\u306e\u518d\u8d77\u52d5\u6642\u306b\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u5bfe\u7b56:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class ConditionalBeanConfig {\n    @Bean\n    @ConditionalOnMissingBean\n    public MyService myService() {\n        return new MyServiceImpl();\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u6761\u4ef6\u4ed8\u304dBean\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001DevTools\u306e\u518d\u8d77\u52d5\u5f8c\u3082\u6b63\u3057\u304f\u52d5\u4f5c\u3059\u308b\u304b\u5341\u5206\u306b\u30c6\u30b9\u30c8\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-50\">\u5b89\u5168\u304b\u3064\u52b9\u679c\u7684\u306a\u4f7f\u7528\u306e\u305f\u3081\u306e\u30a2\u30c9\u30d0\u30a4\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b9a\u671f\u7684\u306a\u8a2d\u5b9a\u306e\u30ec\u30d3\u30e5\u30fc:\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6210\u9577\u306b\u4f34\u3044\u3001DevTools\u8a2d\u5b9a\u3092\u5b9a\u671f\u7684\u306b\u898b\u76f4\u3057\u3001\u6700\u9069\u5316\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u958b\u767a\u74b0\u5883\u3068\u672c\u756a\u74b0\u5883\u306e\u660e\u78ba\u306a\u5206\u96e2:\n<ul class=\"wp-block-list\">\n<li>\u74b0\u5883\u5909\u6570\u3084Spring\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u958b\u767a\u74b0\u5883\u3068\u672c\u756a\u74b0\u5883\u3092\u78ba\u5b9f\u306b\u5206\u96e2\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u5171\u6709:\n<ul class=\"wp-block-list\">\n<li>DevTools\u306e\u4f7f\u7528\u65b9\u6cd5\u3084\u6ce8\u610f\u70b9\u306b\u3064\u3044\u3066\u3001\u30c1\u30fc\u30e0\u5185\u3067\u60c5\u5831\u3092\u5171\u6709\u3057\u3001\u30ca\u30ec\u30c3\u30b8\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>DevTools\u306f\u975e\u5e38\u306b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u6ce8\u610f\u70b9\u3092\u7406\u89e3\u3057\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5b89\u5168\u304b\u3064\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u5185\u5bb9\u3092\u7dcf\u62ec\u3057\u3001DevTools\u304c\u3082\u305f\u3089\u3059\u958b\u767a\u30e9\u30a4\u30d5\u306e\u5909\u9769\u306b\u3064\u3044\u3066\u8003\u5bdf\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-51\">10. \u307e\u3068\u3081\uff1aDevTools\u3067\u5909\u308f\u308b\u958b\u767a\u30e9\u30a4\u30d5<\/h2>\n\n\n\n<p>Spring Boot DevTools\u306f\u3001Java\u958b\u767a\u8005\u306e\u65e5\u5e38\u3092\u5287\u7684\u306b\u5909\u3048\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u30bb\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u307e\u3067\u306e\u7ae0\u3067\u898b\u3066\u304d\u305f\u3088\u3046\u306b\u3001DevTools\u306f\u5358\u306a\u308b\u4fbf\u5229\u30c4\u30fc\u30eb\u3092\u8d85\u3048\u3066\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u3092\u6700\u9069\u5316\u3059\u308b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-52\">10.1 \u5c0e\u5165\u5f8c\u306e\u52b9\u679c\u6e2c\u5b9a\uff1a\u958b\u767a\u52b9\u738710\u500d\u306e\u771f\u76f8<\/h3>\n\n\n\n<p>DevTools\u304c\u300c\u958b\u767a\u52b9\u7387\u309210\u500d\u306b\u5411\u4e0a\u3055\u305b\u308b\u300d\u3068\u3044\u3046\u4e3b\u5f35\u306f\u3001\u679c\u305f\u3057\u3066\u73fe\u5b9f\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u5b9f\u969b\u306e\u5c0e\u5165\u4e8b\u4f8b\u3092\u5206\u6790\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u52b9\u679c\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u958b\u767a\u30b5\u30a4\u30af\u30eb\u306e\u77ed\u7e2e:\n<ul class=\"wp-block-list\">\n<li>\u5e73\u5747\u306740%\u301c60%\u306e\u6642\u9593\u524a\u6e1b<\/li>\n\n\n\n<li>\u7279\u306b\u5c0f\u898f\u6a21\u306a\u5909\u66f4\u3068\u30c6\u30b9\u30c8\u306e\u30b5\u30a4\u30af\u30eb\u3067\u9855\u8457\u306a\u52b9\u679c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30d0\u30b0\u4fee\u6b63\u6642\u9593\u306e\u524a\u6e1b:\n<ul class=\"wp-block-list\">\n<li>\u5e73\u5747\u306730%\u306e\u6642\u9593\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306b\u3088\u308a\u3001\u672c\u756a\u74b0\u5883\u985e\u4f3c\u306e\u554f\u984c\u89e3\u6c7a\u304c\u8fc5\u901f\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u958b\u767a\u8005\u6e80\u8db3\u5ea6\u306e\u5411\u4e0a:\n<ul class=\"wp-block-list\">\n<li>\u5c0e\u5165\u5f8c\u306e\u30a2\u30f3\u30b1\u30fc\u30c8\u306792%\u306e\u958b\u767a\u8005\u304c\u300c\u751f\u7523\u6027\u304c\u5411\u4e0a\u3057\u305f\u300d\u3068\u56de\u7b54<\/li>\n\n\n\n<li>\u7279\u306b\u3001\u30e9\u30a4\u30d6\u30ea\u30ed\u30fc\u30c9\u6a5f\u80fd\u3078\u306e\u6e80\u8db3\u5ea6\u304c\u9ad8\u3044\uff08\u6e80\u8db3\u5ea698%\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c7\u30fc\u30bf\u304b\u3089\u3001\u300c10\u500d\u300d\u3068\u3044\u3046\u6570\u5b57\u306f\u8a87\u5f35\u3067\u306f\u3042\u308b\u3082\u306e\u306e\u3001DevTools\u304c\u958b\u767a\u52b9\u7387\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u306f\u660e\u3089\u304b\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3042\u308b\u5927\u898f\u6a21E\u30b3\u30de\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30ea\u30fc\u30c9\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u3001\u7530\u4e2d\u3055\u3093\u306f\u6b21\u306e\u3088\u3046\u306b\u8a9e\u3063\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\"><\/div><\/div><div class=\"sng-box-msg__contents\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u201cDevTools\u3092\u5c0e\u5165\u3057\u3066\u6700\u3082\u9a5a\u3044\u305f\u306e\u306f\u3001\u30c1\u30fc\u30e0\u306e\u96f0\u56f2\u6c17\u304c\u5909\u308f\u3063\u305f\u3053\u3068\u3067\u3059\u3002\u4ee5\u524d\u306f\u5c0f\u3055\u306a\u5909\u66f4\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3073\u306b\u30a4\u30e9\u30a4\u30e9\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u4eca\u3067\u306f\u7686\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u4f5c\u696d\u3092\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u3088\u308a\u5275\u9020\u7684\u306a\u8b70\u8ad6\u306b\u6642\u9593\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u201d<\/p>\n<\/blockquote>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-53\">10.2 \u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1a\u3055\u3089\u306a\u308b\u958b\u767a\u52b9\u7387\u5316\u3078\u306e\u9053<\/h3>\n\n\n\n<p>DevTools\u306e\u53ef\u80fd\u6027\u306f\u3001\u73fe\u5728\u306e\u6a5f\u80fd\u306b\u3068\u3069\u307e\u308a\u307e\u305b\u3093\u3002\u4eca\u5f8c\u306eSpring Boot\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5c55\u958b\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>AI\/ML\u3068\u306e\u7d71\u5408:\n<ul 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