{"id":393,"date":"2025-03-24T08:54:49","date_gmt":"2025-03-23T23:54:49","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=393"},"modified":"2025-03-24T08:54:49","modified_gmt":"2025-03-23T23:54:49","slug":"%e3%80%902024%e5%b9%b4%e6%9c%80%e6%96%b0%e7%89%88%e3%80%91spring-boot%e3%81%a7restful-api%e3%82%92%e4%bd%9c%e3%82%8b%e6%96%b9%e6%b3%95%ef%bc%9a%e5%88%9d%e5%bf%83%e8%80%85%e3%81%8b%e3%82%89%e4%b8%8a","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=393","title":{"rendered":"\u30102024\u5e74\u6700\u65b0\u7248\u3011Spring Boot\u3067RESTful API\u3092\u4f5c\u308b\u65b9\u6cd5\uff1a\u521d\u5fc3\u8005\u304b\u3089\u4e0a\u7d1a\u8005\u307e\u3067\u4f7f\u3048\u308b7\u3064\u306e\u30c6\u30af\u30cb\u30c3\u30af"},"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\u3068RESTful API\u306e\u57fa\u790e\u77e5\u8b58<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">Spring Boot\u3068\u306f\uff1f5\u5206\u3067\u7406\u89e3\u3059\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u7279\u5fb4<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">RESTful API\u306e\u57fa\u672c\u539f\u5247\uff1a\u77e5\u3063\u3066\u304a\u304f\u3079\u304d4\u3064\u306e\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">2. Spring Boot\u3067RESTful API\u3092\u69cb\u7bc9\u3059\u308b\u624b\u9806<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">\u74b0\u5883\u8a2d\u5b9a\uff1a3\u30b9\u30c6\u30c3\u30d7\u3067\u59cb\u3081\u308bSpring Boot\u958b\u767a<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-5\">Hello World API\uff1a10\u884c\u306e\u30b3\u30fc\u30c9\u3067\u4f5c\u308b\u6700\u521d\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-6\">3. CRUDoperations\u306e\u5b9f\u88c5\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-7\">\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306e\u8a2d\u8a08\uff1a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306e\u4f5c\u6210\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-8\">\u30ea\u30dd\u30b8\u30c8\u30ea\u30ec\u30a4\u30e4\u30fc\u306e\u5b9f\u88c5\uff1aJpaRepository\u3092\u4f7f\u3044\u3053\u306a\u3059<\/a>      <\/li>      <li>        <a href=\"#i-9\">\u30b5\u30fc\u30d3\u30b9\u30ec\u30a4\u30e4\u30fc\u306e\u69cb\u7bc9\uff1a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u7d44\u307f\u7acb\u3066\u65b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-10\">\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u4f5c\u6210\uff1aHTTP\u30e1\u30bd\u30c3\u30c9\u3068\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u5b9a<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-11\">4. RESTful API\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-12\">\u9069\u5207\u306aHTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306e\u4f7f\u7528\uff1a200\u304b\u3089500\u307e\u3067\u7406\u89e3\u3057\u3088\u3046<\/a>      <\/li>      <li>        <a href=\"#i-13\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\uff1a@Valid\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-14\">\u4f8b\u5916\u51e6\u7406\uff1a@ControllerAdvice\u3092\u4f7f\u3063\u305f\u30b0\u30ed\u30fc\u30d0\u30eb\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-15\">5. API\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-16\">Spring Security\u306e\u5c0e\u5165\uff1a\u8a8d\u8a3c\u30fb\u8a8d\u53ef\u306e\u57fa\u672c\u8a2d\u5b9a<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-17\">JWT\u3092\u4f7f\u3063\u305f\u8a8d\u8a3c\u306e\u5b9f\u88c5\uff1a\u30c8\u30fc\u30af\u30f3\u30d9\u30fc\u30b9\u8a8d\u8a3c\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-18\">6. API\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-19\">\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\uff1a\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u6271\u3046\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-20\">\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\uff1a@Cacheable \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u9ad8\u901f\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-21\">7. API\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30c6\u30b9\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-22\">Swagger\u3092\u4f7f\u3063\u305fAPI\u4ed5\u69d8\u66f8\u306e\u81ea\u52d5\u751f\u6210\uff1a\u8a2d\u5b9a\u304b\u3089\u516c\u958b\u307e\u3067<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-23\">\u5358\u4f53\u30c6\u30b9\u30c8\u3068\u7d71\u5408\u30c6\u30b9\u30c8\u306e\u66f8\u304d\u65b9\uff1aJUnit\u3068MockMvc\u3092\u4f7f\u3044\u3053\u306a\u3059<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-26\">8. \u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1a\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u767a\u5c55<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-27\">Spring Cloud\u5165\u9580\uff1a\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u7b2c\u4e00\u6b69<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-28\">\u30b3\u30f3\u30c6\u30ca\u5316\u3068Kubernetes\uff1aDevOps\u3078\u306e\u6e96\u5099\u3092\u59cb\u3081\u3088\u3046<\/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\u3068RESTful API\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">Spring Boot\u3068\u306f\uff1f5\u5206\u3067\u7406\u89e3\u3059\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u7279\u5fb4<\/h3>\n\n\n\n<p>Spring Boot\u306f\u3001Java\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3092\u5287\u7684\u306b\u7c21\u7d20\u5316\u3059\u308b\u8efd\u91cf\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u7279\u5fb4\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u672c\u8cea\u7684\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u96c6\u4e2d\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u81ea\u52d5\u8a2d\u5b9a<\/strong>: Spring Boot\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u5206\u6790\u3057\u3001\u591a\u304f\u306e\u4e00\u822c\u7684\u306a\u8a2d\u5b9a\u3092\u81ea\u52d5\u3067\u884c\u3044\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\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30bf\u30fc\u30bf\u30fc\u4f9d\u5b58\u95a2\u4fc2<\/strong>: \u4e00\u822c\u7684\u306a\u30bf\u30b9\u30af\u306b\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u307e\u3068\u3081\u3066\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001<code>spring-boot-starter-web<\/code>\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u304c\u4e00\u62ec\u3067\u5c0e\u5165\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u7d44\u307f\u8fbc\u307f\u30b5\u30fc\u30d0\u30fc<\/strong>: Tomcat\u3084Jetty\u306a\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u30fc\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u5225\u9014\u30b5\u30fc\u30d0\u30fc\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li><strong>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30fc<\/strong>: \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u72b6\u614b\u76e3\u8996\u3084\u7ba1\u7406\u306e\u305f\u3081\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3001\u904b\u7528\u9762\u3067\u3082\u5f37\u529b\u306a\u30b5\u30dd\u30fc\u30c8\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5916\u90e8\u8a2d\u5b9a<\/strong>: \u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a1\u30a4\u30eb\u3084YAML\u30d5\u30a1\u30a4\u30eb\u3001\u74b0\u5883\u5909\u6570\u306a\u3069\u3092\u901a\u3058\u3066\u3001\u74b0\u5883\u306b\u5fdc\u3058\u305f\u67d4\u8edf\u306a\u8a2d\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u7279\u5fb4\u306b\u3088\u308a\u3001Spring Boot\u306f\u958b\u767a\u306e\u8fc5\u901f\u5316\u3001\u30b3\u30fc\u30c9\u91cf\u306e\u524a\u6e1b\u3001\u4f9d\u5b58\u95a2\u4fc2\u306e\u7ba1\u7406\u306e\u5bb9\u6613\u3055\u3092\u5b9f\u73fe\u3057\u3001\u7279\u306b\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u69cb\u7bc9\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">RESTful API\u306e\u57fa\u672c\u539f\u5247\uff1a\u77e5\u3063\u3066\u304a\u304f\u3079\u304d4\u3064\u306e\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<p>RESTful API\uff08Representational State Transfer API\uff09\u306f\u3001Web\u30b5\u30fc\u30d3\u30b9\u3092\u8a2d\u8a08\u3059\u308b\u305f\u3081\u306e\u4e3b\u8981\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30b9\u30bf\u30a4\u30eb\u3067\u3059\u3002\u4ee5\u4e0b\u306e4\u3064\u306e\u57fa\u672c\u539f\u5247\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u679c\u7684\u306aAPI\u30c7\u30b6\u30a4\u30f3\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8-\u30b5\u30fc\u30d0\u30fc\u5206\u96e2<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u306e\u8cac\u52d9\u3092\u660e\u78ba\u306b\u5206\u96e2\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u3053\u308c\u306b\u3088\u308a\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u72ec\u7acb\u3057\u305f\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u67d4\u8edf\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u901a\u4fe1<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u5404\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u3001\u305d\u308c\u81ea\u4f53\u3067\u5b8c\u7d50\u3057\u3001\u4ee5\u524d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u6587\u8108\u306b\u4f9d\u5b58\u3057\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u72b6\u614b\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067\u7ba1\u7406\u3055\u308c\u3001\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u53ef\u80fd\u6027<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u53ef\u80fd\u304b\u3069\u3046\u304b\u3092\u660e\u793a\u7684\u306b\u793a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u524a\u6e1b\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d71\u4e00\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/strong>:\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30bd\u30fc\u30b9\u306e\u64cd\u4f5c\u306b\u306f\u3001\u4e00\u8cab\u3057\u305f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4e3b\u306b\u4ee5\u4e0b\u306eHTTP\u30e1\u30bd\u30c3\u30c9\u3092\u6d3b\u7528\u3057\u307e\u3059\uff1a\n<ul class=\"wp-block-list\">\n<li>GET: \u30ea\u30bd\u30fc\u30b9\u306e\u53d6\u5f97<\/li>\n\n\n\n<li>POST: \u65b0\u3057\u3044\u30ea\u30bd\u30fc\u30b9\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>PUT: \u65e2\u5b58\u30ea\u30bd\u30fc\u30b9\u306e\u66f4\u65b0<\/li>\n\n\n\n<li>DELETE: \u30ea\u30bd\u30fc\u30b9\u306e\u524a\u9664<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u539f\u5247\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a\u3001\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u76f8\u4e92\u904b\u7528\u6027\u306e\u78ba\u4fdd\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u306e\u72ec\u7acb\u3057\u305f\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Spring Boot\u3068RESTful API\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5805\u7262\u3067\u52b9\u7387\u7684\u306aWeb\u30b5\u30fc\u30d3\u30b9\u3092\u8fc5\u901f\u306b\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Spring Boot\u306e\u81ea\u52d5\u8a2d\u5b9a\u3068\u8c4a\u5bcc\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u30b5\u30dd\u30fc\u30c8\u306b\u3088\u308a\u3001RESTful API\u306e\u5b9f\u88c5\u304c\u5927\u5e45\u306b\u7c21\u7d20\u5316\u3055\u308c\u3001\u958b\u767a\u8005\u306f\u6838\u5fc3\u7684\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5\u306b\u6ce8\u529b\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">2. Spring Boot\u3067RESTful API\u3092\u69cb\u7bc9\u3059\u308b\u624b\u9806<\/h2>\n\n\n\n<p>Spring Boot\u3068RESTful API\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u9ad8\u6027\u80fd\u3067\u67d4\u8edf\u306aWeb\u30b5\u30fc\u30d3\u30b9\u3092\u7d20\u65e9\u304f\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u74b0\u5883\u8a2d\u5b9a\u304b\u3089\u6700\u521d\u306eAPI\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u4f5c\u6210\u307e\u3067\u3001\u5177\u4f53\u7684\u306a\u624b\u9806\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">\u74b0\u5883\u8a2d\u5b9a\uff1a3\u30b9\u30c6\u30c3\u30d7\u3067\u59cb\u3081\u308bSpring Boot\u958b\u767a<\/h3>\n\n\n\n<p>Spring Boot\u958b\u767a\u3092\u59cb\u3081\u308b\u305f\u3081\u306e\u74b0\u5883\u8a2d\u5b9a\u306f\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>JDK\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong>\n<ul class=\"wp-block-list\">\n<li>Java Development Kit (JDK) 17\u4ee5\u964d\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u91cd\u8981\u6027\uff1aJava\u8a00\u8a9e\u3067\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u5fc5\u8981\u306a\u958b\u767a\u74b0\u5883\u3092\u6574\u3048\u308b\u305f\u3081\u306e\u57fa\u672c\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067 <code>java -version<\/code> \u3092\u5b9f\u884c\u3057\u3001\u6b63\u3057\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>IDE\u306e\u6e96\u5099<\/strong>\n<ul class=\"wp-block-list\">\n<li>IntelliJ IDEA\u3001Eclipse\u3001Visual Studio Code\u306a\u3069\u3001\u597d\u307f\u306eIDE\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u91cd\u8981\u6027\uff1a\u52b9\u7387\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u81ea\u52d5\u88dc\u5b8c\u6a5f\u80fd\u3092\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001Spring Boot\u5c02\u7528\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u3088\u308a\u3001\u958b\u767a\u52b9\u7387\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Spring Initializr\u306e\u5229\u7528<\/strong>\n<ul class=\"wp-block-list\">\n<li>https:\/\/start.spring.io\/ \u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u96db\u5f62\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u91cd\u8981\u6027\uff1a\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u542b\u3080\u57fa\u672c\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u69cb\u9020\u3092\u81ea\u52d5\u751f\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8a2d\u5b9a\u4f8b\uff1a\n<ul class=\"wp-block-list\">\n<li>Project: Maven<\/li>\n\n\n\n<li>Language: Java<\/li>\n\n\n\n<li>Spring Boot: 3.x.x<\/li>\n\n\n\n<li>Project Metadata: \u9069\u5207\u306a\u5024\u3092\u5165\u529b<\/li>\n\n\n\n<li>Dependencies: Spring Web, Spring Data JPA, H2 Database<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u5b8c\u4e86\u3059\u308b\u3068\u3001Spring Boot\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u9020\u304c\u6574\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">Hello World API\uff1a10\u884c\u306e\u30b3\u30fc\u30c9\u3067\u4f5c\u308b\u6700\u521d\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<p>\u74b0\u5883\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u6700\u521d\u306eRESTful API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u7c21\u5358\u306a\u30b3\u30fc\u30c9\u3067\u3001\u201dHello, World!\u201d\u3092\u8fd4\u3059API\u3092\u5b9f\u88c5\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=\"\">import org.springframework.web.bind.annotation.GetMapping;\nimport org.springframework.web.bind.annotation.RequestMapping;\nimport org.springframework.web.bind.annotation.RestController;\n\n@RestController\n@RequestMapping(\"\/api\")\npublic class HelloController {\n    @GetMapping(\"\/hello\")\n    public String hello() {\n        return \"Hello, World!\";\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u306e\u5404\u90e8\u5206\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>@RestController<\/code>: \u3053\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u3053\u306e\u30af\u30e9\u30b9\u304cRESTful\u306a\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u542b\u3080\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@RequestMapping(\"\/api\")<\/code>: \u3053\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u30d9\u30fc\u30b9URL\u3092 <code>\/api<\/code> \u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@GetMapping(\"\/hello\")<\/code>: HTTP GET\u30ea\u30af\u30a8\u30b9\u30c8\u3067 <code>\/api\/hello<\/code> \u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u6642\u306e\u51e6\u7406\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>hello()<\/code> \u30e1\u30bd\u30c3\u30c9: \u5358\u7d14\u306b \u201cHello, World!\u201d \u3068\u3044\u3046\u6587\u5b57\u5217\u3092\u8fd4\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>Spring Boot\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8d77\u52d5\u3057\u305f\u5f8c\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067API\u3092\u30c6\u30b9\u30c8\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d6\u30e9\u30a6\u30b6\u3067 <code>http:\/\/localhost:8080\/api\/hello<\/code> \u306b\u30a2\u30af\u30bb\u30b9<\/li>\n\n\n\n<li>\u307e\u305f\u306f\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\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=\"\">   curl http:\/\/localhost:8080\/api\/hello<\/pre>\n\n\n\n<p>\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3067\u3082\u3001\u201dHello, World!\u201d \u3068\u3044\u3046\u5fdc\u7b54\u304c\u8fd4\u3055\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u4f8b\u3092\u57fa\u306b\u3001\u3088\u308a\u8907\u96d1\u306aAPI\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304f\u3053\u3068\u3067\u3001\u5f90\u3005\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u62e1\u5f35\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u7ae0\u3067\u306f\u3001CRUD\u64cd\u4f5c\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">3. CRUDoperations\u306e\u5b9f\u88c5\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<p>CRUD\u64cd\u4f5c\uff08Create, Read, Update, Delete\uff09\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u99c6\u52d5\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3067\u3059\u3002Spring Boot\u3068Spring Data JPA\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u64cd\u4f5c\u3092\u52b9\u7387\u7684\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5404\u30ec\u30a4\u30e4\u30fc\u3054\u3068\u306e\u5b9f\u88c5\u30c6\u30af\u30cb\u30c3\u30af\u3092\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306e\u8a2d\u8a08\uff1a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306e\u4f5c\u6210\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u5b9a\u7fa9\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002Spring Boot\u3067JPA\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u3092\u4f5c\u6210\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=\"\">import javax.persistence.*;\n\n@Entity\npublic class User {\n    @Id\n    @GeneratedValue(strategy = GenerationType.IDENTITY)\n    private Long id;\n\n    private String name;\n    private String email;\n\n    \/\/ getters and setters\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">\u91cd\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li><code>@Entity<\/code>: \u3053\u306e\u30af\u30e9\u30b9\u304cJPA\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@Id<\/code>: \u4e3b\u30ad\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@GeneratedValue<\/code>: \u4e3b\u30ad\u30fc\u306e\u751f\u6210\u6226\u7565\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u4f8b\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u81ea\u52d5\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u6a5f\u80fd\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">\u30ea\u30dd\u30b8\u30c8\u30ea\u30ec\u30a4\u30e4\u30fc\u306e\u5b9f\u88c5\uff1aJpaRepository\u3092\u4f7f\u3044\u3053\u306a\u3059<\/h3>\n\n\n\n<p>\u30ea\u30dd\u30b8\u30c8\u30ea\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u64cd\u4f5c\u3092\u62bd\u8c61\u5316\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7ba1\u7406\u3057\u307e\u3059\u3002Spring Data JPA\u306e<code>JpaRepository<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u62e1\u5f35\u3059\u308b\u3053\u3068\u3067\u3001\u57fa\u672c\u7684\u306aCRUD\u64cd\u4f5c\u3092\u81ea\u52d5\u3067\u63d0\u4f9b\u3057\u3066\u304f\u308c\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=\"\">import org.springframework.data.jpa.repository.JpaRepository;\n\npublic interface UserRepository extends JpaRepository&lt;User, Long&gt; {\n    List&lt;User&gt; findByName(String name);\n}<\/pre>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\"><code>JpaRepository<\/code>\u3092\u4f7f\u7528\u3059\u308b\u5229\u70b9\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u57fa\u672c\u7684\u306aCRUD\u64cd\u4f5c\uff08save, findById, findAll, delete\u7b49\uff09\u304c\u81ea\u52d5\u3067\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30e1\u30bd\u30c3\u30c9\u540d\u306b\u57fa\u3065\u3044\u305f\u30ab\u30b9\u30bf\u30e0\u30af\u30a8\u30ea\uff08\u4f8b\uff1a<code>findByName<\/code>\uff09\u3092\u7c21\u5358\u306b\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u30bd\u30fc\u30c8\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u30b5\u30fc\u30d3\u30b9\u30ec\u30a4\u30e4\u30fc\u306e\u69cb\u7bc9\uff1a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u7d44\u307f\u7acb\u3066\u65b9<\/h3>\n\n\n\n<p>\u30b5\u30fc\u30d3\u30b9\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u3092\u884c\u3046\u91cd\u8981\u306a\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u57fa\u672c\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u30af\u30e9\u30b9\u306e\u4f8b\u3067\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=\"\">import org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.stereotype.Service;\nimport org.springframework.transaction.annotation.Transactional;\n\n@Service\npublic class UserService {\n    @Autowired\n    private UserRepository userRepository;\n\n    @Transactional\n    public User createUser(User user) {\n        return userRepository.save(user);\n    }\n\n    public User getUserById(Long id) {\n        return userRepository.findById(id)\n                .orElseThrow(() -&gt; new ResourceNotFoundException(\"User not found\"));\n    }\n\n    @Transactional\n    public User updateUser(Long id, User userDetails) {\n        User user = getUserById(id);\n        user.setName(userDetails.getName());\n        user.setEmail(userDetails.getEmail());\n        return userRepository.save(user);\n    }\n\n    @Transactional\n    public void deleteUser(Long id) {\n        User user = getUserById(id);\n        userRepository.delete(user);\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:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">\u91cd\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li><code>@Service<\/code>: \u3053\u306e\u30af\u30e9\u30b9\u304c\u30b5\u30fc\u30d3\u30b9\u30ec\u30a4\u30e4\u30fc\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@Autowired<\/code>: \u4f9d\u5b58\u6027\u306e\u81ea\u52d5\u6ce8\u5165\u3092\u884c\u3044\u307e\u3059\u3002\u3053\u306e\u4f8b\u3067\u306f<code>UserRepository<\/code>\u3092\u6ce8\u5165\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>@Transactional<\/code>: \u30e1\u30bd\u30c3\u30c9\u3092\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e1\u30bd\u30c3\u30c9\u5185\u306e\u64cd\u4f5c\u304c\u5168\u3066\u6210\u529f\u3059\u308b\u304b\u3001\u5168\u3066\u5931\u6557\u3059\u308b\u304b\u306e\u3044\u305a\u308c\u304b\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u4f5c\u6210\uff1aHTTP\u30e1\u30bd\u30c3\u30c9\u3068\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u53d6\u308a\u3001\u9069\u5207\u306a\u30b5\u30fc\u30d3\u30b9\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002RESTful API\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9f\u88c5\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=\"\">import org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.http.HttpStatus;\nimport org.springframework.http.ResponseEntity;\nimport org.springframework.web.bind.annotation.*;\n\n@RestController\n@RequestMapping(\"\/api\/users\")\npublic class UserController {\n    @Autowired\n    private UserService userService;\n\n    @PostMapping\n    public ResponseEntity&lt;User&gt; createUser(@RequestBody User user) {\n        User createdUser = userService.createUser(user);\n        return new ResponseEntity&lt;&gt;(createdUser, HttpStatus.CREATED);\n    }\n\n    @GetMapping(\"\/{id}\")\n    public ResponseEntity&lt;User&gt; getUserById(@PathVariable Long id) {\n        User user = userService.getUserById(id);\n        return ResponseEntity.ok(user);\n    }\n\n    @PutMapping(\"\/{id}\")\n    public ResponseEntity&lt;User&gt; updateUser(@PathVariable Long id, @RequestBody User userDetails) {\n        User updatedUser = userService.updateUser(id, userDetails);\n        return ResponseEntity.ok(updatedUser);\n    }\n\n    @DeleteMapping(\"\/{id}\")\n    public ResponseEntity&lt;?&gt; deleteUser(@PathVariable Long id) {\n        userService.deleteUser(id);\n        return ResponseEntity.ok().build();\n    }\n}<\/pre>\n\n\n\n<p><\/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\">HTTP\u30e1\u30bd\u30c3\u30c9\u3068\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u5bfe\u5fdc\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>POST <code>\/api\/users<\/code>: \u65b0\u3057\u3044\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210<\/li>\n\n\n\n<li>GET <code>\/api\/users\/{id}<\/code>: \u6307\u5b9a\u3055\u308c\u305fID\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u53d6\u5f97<\/li>\n\n\n\n<li>PUT <code>\/api\/users\/{id}<\/code>: \u6307\u5b9a\u3055\u308c\u305fID\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u66f4\u65b0<\/li>\n\n\n\n<li>DELETE <code>\/api\/users\/{id}<\/code>: \u6307\u5b9a\u3055\u308c\u305fID\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5805\u7262\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044CRUD\u64cd\u4f5c\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u5404\u30ec\u30a4\u30e4\u30fc\u306e\u8cac\u52d9\u3092\u660e\u78ba\u306b\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u304c\u5411\u4e0a\u3057\u3001\u5c06\u6765\u306e\u62e1\u5f35\u3084\u5909\u66f4\u306b\u3082\u67d4\u8edf\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u57fa\u672c\u7684\u306a\u5b9f\u88c5\u3092\u30d9\u30fc\u30b9\u306b\u3001RESTful API\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-11\">4. RESTful API\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<p>RESTful API\u3092\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3059\u308b\u969b\u3001\u3044\u304f\u3064\u304b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u4f7f\u3044\u3084\u3059\u3044\u3001\u4fdd\u5b88\u6027\u306e\u9ad8\u3044API\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Spring Boot\u3092\u4f7f\u7528\u3057\u305fRESTful API\u958b\u767a\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u9069\u5207\u306aHTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306e\u4f7f\u7528\uff1a200\u304b\u3089500\u307e\u3067\u7406\u89e3\u3057\u3088\u3046<\/h3>\n\n\n\n<p>HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u7d50\u679c\u3092\u660e\u78ba\u306b\u4f1d\u3048\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u624b\u6bb5\u3067\u3059\u3002\u9069\u5207\u306a\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001API\u306e\u6319\u52d5\u3092\u4e88\u6e2c\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067\u306e\u9069\u5207\u306a\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e3b\u8981\u306aHTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>2xx\uff08\u6210\u529f\uff09\n<ul class=\"wp-block-list\">\n<li>200 OK: \u30ea\u30af\u30a8\u30b9\u30c8\u304c\u6210\u529f\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u308b<\/li>\n\n\n\n<li>201 Created: \u65b0\u3057\u3044\u30ea\u30bd\u30fc\u30b9\u304c\u4f5c\u6210\u3055\u308c\u305f<\/li>\n\n\n\n<li>204 No Content: \u30ea\u30af\u30a8\u30b9\u30c8\u306f\u6210\u529f\u3057\u305f\u304c\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u30c7\u30fc\u30bf\u306f\u542b\u307e\u308c\u3066\u3044\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>4xx\uff08\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30a8\u30e9\u30fc\uff09\n<ul class=\"wp-block-list\">\n<li>400 Bad Request: \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u554f\u984c\u304c\u3042\u308b<\/li>\n\n\n\n<li>401 Unauthorized: \u8a8d\u8a3c\u304c\u5fc5\u8981<\/li>\n\n\n\n<li>403 Forbidden: \u8a8d\u8a3c\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u304c\u306a\u3044<\/li>\n\n\n\n<li>404 Not Found: \u8981\u6c42\u3055\u308c\u305f\u30ea\u30bd\u30fc\u30b9\u304c\u898b\u3064\u304b\u3089\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>5xx\uff08\u30b5\u30fc\u30d0\u30fc\u30a8\u30e9\u30fc\uff09\n<ul class=\"wp-block-list\">\n<li>500 Internal Server Error: \u30b5\u30fc\u30d0\u30fc\u5185\u90e8\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f<\/li>\n\n\n\n<li>503 Service Unavailable: \u30b5\u30fc\u30d0\u30fc\u304c\u4e00\u6642\u7684\u306b\u5229\u7528\u3067\u304d\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Spring Boot\u3067\u306e\u5b9f\u88c5\u4f8b\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=\"\">@GetMapping(\"\/{id}\")\npublic ResponseEntity&lt;User&gt; getUserById(@PathVariable Long id) {\n    User user = userService.getUserById(id);\n    if (user != null) {\n        return ResponseEntity.ok(user);  \/\/ 200 OK\n    } else {\n        return ResponseEntity.notFound().build();  \/\/ 404 Not Found\n    }\n}\n\n@PostMapping\npublic ResponseEntity&lt;User&gt; createUser(@RequestBody User user) {\n    User createdUser = userService.createUser(user);\n    return ResponseEntity.status(HttpStatus.CREATED).body(createdUser);  \/\/ 201 Created\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\uff1a@Valid\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528\u6cd5<\/h3>\n\n\n\n<p>\u5165\u529b\u30c7\u30fc\u30bf\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3068\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002Spring Boot\u3067\u306f\u3001Bean Validation\u3092\u4f7f\u7528\u3057\u3066\u7c21\u5358\u306b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3067\u304d\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:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">\u91cd\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li><code>@NotNull<\/code>: null\u3092\u8a31\u53ef\u3057\u306a\u3044<\/li>\n\n\n\n<li><code>@Size<\/code>: \u6587\u5b57\u5217\u3084\u914d\u5217\u306e\u9577\u3055\u3092\u5236\u9650\u3059\u308b<\/li>\n\n\n\n<li><code>@Min\/@Max<\/code>: \u6570\u5024\u306e\u6700\u5c0f\/\u6700\u5927\u5024\u3092\u6307\u5b9a\u3059\u308b<\/li>\n\n\n\n<li><code>@Email<\/code>: \u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5f62\u5f0f\u3092\u691c\u8a3c\u3059\u308b<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<p>\u5b9f\u88c5\u4f8b\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=\"\">public class UserDTO {\n    @NotNull(message = \"Name cannot be null\")\n    @Size(min = 2, max = 50, message = \"Name must be between 2 and 50 characters\")\n    private String name;\n\n    @Email(message = \"Email should be valid\")\n    private String email;\n\n    \/\/ getters and setters\n}\n\n@PostMapping\npublic ResponseEntity&lt;User&gt; createUser(@Valid @RequestBody UserDTO userDTO) {\n    User user = userService.createUser(userDTO);\n    return ResponseEntity.status(HttpStatus.CREATED).body(user);\n}<\/pre>\n\n\n\n<p><code>@Valid<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u30e1\u30bd\u30c3\u30c9\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001Spring Boot\u306f\u81ea\u52d5\u7684\u306b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u4f8b\u5916\u51e6\u7406\uff1a@ControllerAdvice\u3092\u4f7f\u3063\u305f\u30b0\u30ed\u30fc\u30d0\u30eb\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/h3>\n\n\n\n<p>\u9069\u5207\u306a\u4f8b\u5916\u51e6\u7406\u306f\u3001API\u306e\u30ed\u30d0\u30b9\u30c8\u6027\u3092\u9ad8\u3081\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u6709\u7528\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002Spring Boot\u306e<code>@ControllerAdvice<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u4e00\u8cab\u3057\u305f\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5b9f\u88c5\u4f8b\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=\"\">@ControllerAdvice\npublic class GlobalExceptionHandler extends ResponseEntityExceptionHandler {\n\n    @ExceptionHandler(ResourceNotFoundException.class)\n    public ResponseEntity&lt;?&gt; handleResourceNotFoundException(ResourceNotFoundException ex, WebRequest request) {\n        ErrorDetails errorDetails = new ErrorDetails(new Date(), ex.getMessage(), request.getDescription(false));\n        return new ResponseEntity&lt;&gt;(errorDetails, HttpStatus.NOT_FOUND);\n    }\n\n    @ExceptionHandler(Exception.class)\n    public ResponseEntity&lt;?&gt; handleGlobalException(Exception ex, WebRequest request) {\n        ErrorDetails errorDetails = new ErrorDetails(new Date(), ex.getMessage(), request.getDescription(false));\n        return new ResponseEntity&lt;&gt;(errorDetails, HttpStatus.INTERNAL_SERVER_ERROR);\n    }\n\n    @Override\n    protected ResponseEntity&lt;Object&gt; handleMethodArgumentNotValid(MethodArgumentNotValidException ex,\n            HttpHeaders headers, HttpStatus status, WebRequest request) {\n        Map&lt;String, String&gt; errors = new HashMap&lt;&gt;();\n        ex.getBindingResult().getAllErrors().forEach((error) -&gt; {\n            String fieldName = ((FieldError) error).getField();\n            String errorMessage = error.getDefaultMessage();\n            errors.put(fieldName, errorMessage);\n        });\n        return new ResponseEntity&lt;&gt;(errors, HttpStatus.BAD_REQUEST);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30e9\u30fc\u306f\u3001\u7279\u5b9a\u306e\u4f8b\u5916\uff08<code>ResourceNotFoundException<\/code>\uff09\u3068\u4e00\u822c\u7684\u306a\u4f8b\u5916\u3001\u305d\u3057\u3066\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u4e00\u8cab\u3057\u305f\u30a8\u30e9\u30fc\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u4f7f\u3044\u3084\u3059\u3044RESTful API\u3092\u958b\u767a\u3067\u304d\u307e\u3059\u3002\u9069\u5207\u306aHTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306e\u4f7f\u7528\u3001\u5805\u7262\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3001\u305d\u3057\u3066\u5305\u62ec\u7684\u306a\u4f8b\u5916\u51e6\u7406\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u306e\u52b9\u679c\u7684\u306a\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4fc3\u9032\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u54c1\u8cea\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-15\">5. API\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/h2>\n\n\n\n<p>API\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3068\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u9069\u5207\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u3053\u3068\u3067\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3084\u30c7\u30fc\u30bf\u6f0f\u6d29\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4fe1\u983c\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Spring Boot\u3092\u4f7f\u7528\u3057\u305fAPI\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5b9f\u88c5\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">Spring Security\u306e\u5c0e\u5165\uff1a\u8a8d\u8a3c\u30fb\u8a8d\u53ef\u306e\u57fa\u672c\u8a2d\u5b9a<\/h3>\n\n\n\n<p>Spring Security\u306f\u3001Java EE\u304a\u3088\u3073Spring\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306e\u5305\u62ec\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u4e3b\u306b\u4ee5\u4e0b\u306e2\u3064\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8a8d\u8a3c\uff08Authentication\uff09\uff1a\u30e6\u30fc\u30b6\u30fc\u304c\u4e3b\u5f35\u3059\u308b\u901a\u308a\u306e\u4eba\u7269\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8a8d\u53ef\uff08Authorization\uff09\uff1a\u8a8d\u8a3c\u3055\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u304c\u7279\u5b9a\u306e\u30ea\u30bd\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u6a29\u9650\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>Spring Security\u3092\u5c0e\u5165\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0\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=\"\">   &lt;dependency&gt;\n       &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n       &lt;artifactId&gt;spring-boot-starter-security&lt;\/artifactId&gt;\n   &lt;\/dependency&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>SecurityConfig\u30af\u30e9\u30b9\u306e\u4f5c\u6210\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=\"\">   import org.springframework.context.annotation.Configuration;\n   import org.springframework.security.config.annotation.web.builders.HttpSecurity;\n   import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;\n   import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;\n\n   @Configuration\n   @EnableWebSecurity\n   public class SecurityConfig extends WebSecurityConfigurerAdapter {\n       @Override\n       protected void configure(HttpSecurity http) throws Exception {\n           http\n               .authorizeRequests()\n                   .antMatchers(\"\/api\/public\/**\").permitAll()\n                   .anyRequest().authenticated()\n               .and()\n               .formLogin();\n       }\n   }<\/pre>\n\n\n\n<p>\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001<code>\/api\/public\/**<\/code>\u30d1\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u8a8d\u8a3c\u306a\u3057\u3067\u8a31\u53ef\u3055\u308c\u3001\u305d\u306e\u4ed6\u306e\u3059\u3079\u3066\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u306f\u8a8d\u8a3c\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">JWT\u3092\u4f7f\u3063\u305f\u8a8d\u8a3c\u306e\u5b9f\u88c5\uff1a\u30c8\u30fc\u30af\u30f3\u30d9\u30fc\u30b9\u8a8d\u8a3c\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9<\/h3>\n\n\n\n<p>JWT\uff08JSON Web Token\uff09\u3092\u4f7f\u7528\u3057\u305f\u30c8\u30fc\u30af\u30f3\u30d9\u30fc\u30b9\u8a8d\u8a3c\u306f\u3001\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u3067\u62e1\u5f35\u6027\u306e\u9ad8\u3044\u8a8d\u8a3c\u65b9\u5f0f\u3067\u3059\u3002JWT\u306e\u4e3b\u306a\u5229\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\uff1a\u30b5\u30fc\u30d0\u30fc\u3067\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u304c\u4e0d\u8981<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\uff1a\u6c34\u5e73\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u5bb9\u6613<\/li>\n\n\n\n<li>\u30af\u30ed\u30b9\u30c9\u30e1\u30a4\u30f3\/CORS\uff1a\u7570\u306a\u308b\u30c9\u30e1\u30a4\u30f3\u9593\u3067\u4f7f\u7528\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<p>JWT\u3092\u4f7f\u7528\u3057\u305f\u8a8d\u8a3c\u306e\u5b9f\u88c5\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>JWT\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8ffd\u52a0\uff08\u4f8b\uff1ajjwt\uff09\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=\"\">   &lt;dependency&gt;\n       &lt;groupId&gt;io.jsonwebtoken&lt;\/groupId&gt;\n       &lt;artifactId&gt;jjwt&lt;\/artifactId&gt;\n       &lt;version&gt;0.9.1&lt;\/version&gt;\n   &lt;\/dependency&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>JWTUtil \u30af\u30e9\u30b9\u306e\u4f5c\u6210\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=\"\">   import io.jsonwebtoken.Jwts;\n   import io.jsonwebtoken.SignatureAlgorithm;\n   import org.springframework.stereotype.Component;\n\n   import java.util.Date;\n\n   @Component\n   public class JwtUtil {\n       private String secret = \"your-secret-key\";\n       private long expirationTime = 1000 * 60 * 60 * 10; \/\/ 10 hours\n\n       public String generateToken(String username) {\n           return Jwts.builder()\n               .setSubject(username)\n               .setExpiration(new Date(System.currentTimeMillis() + expirationTime))\n               .signWith(SignatureAlgorithm.HS512, secret)\n               .compact();\n       }\n\n       public String extractUsername(String token) {\n           return Jwts.parser().setSigningKey(secret).parseClaimsJws(token).getBody().getSubject();\n       }\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>JWTAuthenticationFilter \u306e\u5b9f\u88c5\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=\"\">   import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;\n   import org.springframework.security.core.context.SecurityContextHolder;\n   import org.springframework.web.filter.OncePerRequestFilter;\n\n   import javax.servlet.FilterChain;\n   import javax.servlet.ServletException;\n   import javax.servlet.http.HttpServletRequest;\n   import javax.servlet.http.HttpServletResponse;\n   import java.io.IOException;\n\n   public class JwtAuthenticationFilter extends OncePerRequestFilter {\n       private JwtUtil jwtUtil;\n\n       public JwtAuthenticationFilter(JwtUtil jwtUtil) {\n           this.jwtUtil = jwtUtil;\n       }\n\n       @Override\n       protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)\n               throws ServletException, IOException {\n           String authorizationHeader = request.getHeader(\"Authorization\");\n\n           if (authorizationHeader != null &amp;&amp; authorizationHeader.startsWith(\"Bearer \")) {\n               String token = authorizationHeader.substring(7);\n               String username = jwtUtil.extractUsername(token);\n\n               if (username != null &amp;&amp; SecurityContextHolder.getContext().getAuthentication() == null) {\n                   UsernamePasswordAuthenticationToken authToken = new UsernamePasswordAuthenticationToken(\n                           username, null, null);\n                   SecurityContextHolder.getContext().setAuthentication(authToken);\n               }\n           }\n\n           filterChain.doFilter(request, response);\n       }\n   }<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>SecurityConfig \u306e\u66f4\u65b0\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=\"\">   @Configuration\n   @EnableWebSecurity\n   public class SecurityConfig extends WebSecurityConfigurerAdapter {\n       @Autowired\n       private JwtUtil jwtUtil;\n\n       @Override\n       protected void configure(HttpSecurity http) throws Exception {\n           http\n               .csrf().disable()\n               .authorizeRequests()\n                   .antMatchers(\"\/api\/public\/**\").permitAll()\n                   .anyRequest().authenticated()\n               .and()\n               .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)\n               .and()\n               .addFilterBefore(new JwtAuthenticationFilter(jwtUtil), UsernamePasswordAuthenticationFilter.class);\n       }\n   }<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u306b\u3088\u308a\u3001JWT\u3092\u4f7f\u7528\u3057\u305f\u5805\u7262\u306a\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u304c\u69cb\u7bc9\u3055\u308c\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u3068\u3001JWT\u30c8\u30fc\u30af\u30f3\u304c\u751f\u6210\u3055\u308c\u3001\u4ee5\u964d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u306f\u3053\u306e\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u7528\u3057\u3066\u8a8d\u8a3c\u304c\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001API\u306e\u5b89\u5168\u6027\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u7d99\u7d9a\u7684\u306a\u53d6\u308a\u7d44\u307f\u304c\u5fc5\u8981\u306a\u5206\u91ce\u3067\u3042\u308a\u3001\u5e38\u306b\u6700\u65b0\u306e\u8105\u5a01\u3084\u5bfe\u7b56\u306b\u3064\u3044\u3066\u60c5\u5831\u3092\u53ce\u96c6\u3057\u3001\u9069\u5207\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-18\">6. API\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/h2>\n\n\n\n<p>API\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u6027\u3068\u52b9\u7387\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u9069\u5207\u306a\u6700\u9069\u5316\u6280\u8853\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u6539\u5584\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u3092\u52b9\u7387\u7684\u306b\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Spring Boot\u3092\u4f7f\u7528\u3057\u305fAPI\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u4e3b\u8981\u306a2\u3064\u306e\u6280\u8853\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\uff1a\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u6271\u3046\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u5c0f\u3055\u306a\u584a\uff08\u30da\u30fc\u30b8\uff09\u306b\u5206\u5272\u3057\u3066\u63d0\u4f9b\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4ee5\u4e0b\u306e\u5229\u70b9\u304c\u5f97\u3089\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u4f7f\u7528<\/li>\n\n\n\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u6539\u5584<\/li>\n<\/ol>\n\n\n\n<p>Spring Boot\u3067\u306f\u3001<code>Pageable<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068<code>Page&lt;T&gt;<\/code>\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u4f8b\u3067\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=\"\">import org.springframework.data.domain.Page;\nimport org.springframework.data.domain.PageRequest;\nimport org.springframework.web.bind.annotation.*;\n\n@RestController\n@RequestMapping(\"\/api\/users\")\npublic class UserController {\n\n    @Autowired\n    private UserService userService;\n\n    @GetMapping\n    public Page&lt;User&gt; getAllUsers(\n            @RequestParam(defaultValue = \"0\") int page,\n            @RequestParam(defaultValue = \"10\") int size) {\n        return userService.getAllUsers(PageRequest.of(page, size));\n    }\n}\n\n@Service\npublic class UserService {\n\n    @Autowired\n    private UserRepository userRepository;\n\n    public Page&lt;User&gt; getAllUsers(Pageable pageable) {\n        return userRepository.findAll(pageable);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u5b9f\u88c5\u306b\u3088\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f <code>\/api\/users?page=0&amp;size=10<\/code> \u306e\u3088\u3046\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3057\u3066\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\uff1a@Cacheable \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u9ad8\u901f\u5316<\/h3>\n\n\n\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3001\u983b\u7e41\u306b\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u30c7\u30fc\u30bf\u3092\u9ad8\u901f\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u5b58\u3057\u3001\u518d\u5229\u7528\u3059\u308b\u6280\u8853\u3067\u3059\u3002Spring Boot\u3067\u306f\u3001<code>@Cacheable<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u7c21\u5358\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4e3b\u306a\u5229\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u56de\u6570\u306e\u524a\u6e1b<\/li>\n\n\n\n<li>\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u306e\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u4f7f\u7528<\/li>\n<\/ol>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001Spring Boot\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5b9f\u88c5\u3059\u308b\u4f8b\u3067\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=\"\">import org.springframework.cache.annotation.Cacheable;\nimport org.springframework.stereotype.Service;\n\n@Service\npublic class UserService {\n\n    @Autowired\n    private UserRepository userRepository;\n\n    @Cacheable(\"users\")\n    public User getUserById(Long id) {\n        return userRepository.findById(id).orElse(null);\n    }\n}<\/pre>\n\n\n\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u3059\u308b\u306b\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30af\u30e9\u30b9\u306b <code>@EnableCaching<\/code> \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3057\u3001\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30d7\u30ed\u30d0\u30a4\u30c0\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\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=\"\">import org.springframework.cache.annotation.EnableCaching;\nimport org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\n\n@SpringBootApplication\n@EnableCaching\npublic class Application {\n    public static void main(String[] args) {\n        SpringApplication.run(Application.class, args);\n    }\n}<\/pre>\n\n\n\n<p>\u305d\u3057\u3066\u3001<code>application.properties<\/code>\u30d5\u30a1\u30a4\u30eb\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u30bf\u30a4\u30d7\u3092\u6307\u5b9a\u3057\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.cache.type=caffeine<\/pre>\n\n\n\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u70b9\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u3092\u9078\u629e\u3059\u308b\uff08\u4f8b\uff1aLRU, LFU\uff09<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6709\u52b9\u671f\u9650\u3092\u9069\u5207\u306b\u8a2d\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4e00\u8cab\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u66f4\u65b0\u6642\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306f\u7d99\u7d9a\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u5b9f\u88c5\u5f8c\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5b9a\u671f\u7684\u306b\u6e2c\u5b9a\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8abf\u6574\u3092\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u6027\u3084\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u4ed6\u306e\u6700\u9069\u5316\u6280\u8853\uff08\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6700\u9069\u5316\u3001\u30af\u30a8\u30ea\u6700\u9069\u5316\u306a\u3069\uff09\u3082\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-21\">7. API\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30c6\u30b9\u30c8<\/h2>\n\n\n\n<p>API\u306e\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u9069\u5207\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30c6\u30b9\u30c8\u306f\u3001\u54c1\u8cea\u3068\u4fdd\u5b88\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001Swagger\u306b\u3088\u308bAPI\u4ed5\u69d8\u66f8\u306e\u81ea\u52d5\u751f\u6210\u3068\u3001JUnit\u304a\u3088\u3073MockMvc\u3092\u4f7f\u7528\u3057\u305f\u30c6\u30b9\u30c8\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">Swagger\u3092\u4f7f\u3063\u305fAPI\u4ed5\u69d8\u66f8\u306e\u81ea\u52d5\u751f\u6210\uff1a\u8a2d\u5b9a\u304b\u3089\u516c\u958b\u307e\u3067<\/h3>\n\n\n\n<p>Swagger\u306f\u3001API\u958b\u767a\u306e\u305f\u3081\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c4\u30fc\u30eb\u30bb\u30c3\u30c8\u3067\u3001API\u4ed5\u69d8\u306e\u8a2d\u8a08\u3001\u69cb\u7bc9\u3001\u6587\u66f8\u5316\u3001\u6d88\u8cbb\u3092\u652f\u63f4\u3057\u307e\u3059\u3002\u4e3b\u306a\u5229\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>API\u4ed5\u69d8\u306e\u81ea\u52d5\u751f\u6210<\/li>\n\n\n\n<li>\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306aAPI\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8SDK\u306e\u81ea\u52d5\u751f\u6210<\/li>\n\n\n\n<li>API\u30c6\u30b9\u30c8\u306e\u5bb9\u6613\u5316<\/li>\n<\/ol>\n\n\n\n<p>Spring Boot\u3067Swagger\u3092\u8a2d\u5b9a\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u5b9f\u884c\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0:<\/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;dependency&gt;\n       &lt;groupId&gt;io.springfox&lt;\/groupId&gt;\n       &lt;artifactId&gt;springfox-boot-starter&lt;\/artifactId&gt;\n       &lt;version&gt;3.0.0&lt;\/version&gt;\n   &lt;\/dependency&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>SwaggerConfig \u30af\u30e9\u30b9\u306e\u4f5c\u6210:<\/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=\"\">   import org.springframework.context.annotation.Bean;\n   import org.springframework.context.annotation.Configuration;\n   import springfox.documentation.builders.PathSelectors;\n   import springfox.documentation.builders.RequestHandlerSelectors;\n   import springfox.documentation.spi.DocumentationType;\n   import springfox.documentation.spring.web.plugins.Docket;\n   import springfox.documentation.swagger2.annotations.EnableSwagger2;\n\n   @Configuration\n   @EnableSwagger2\n   public class SwaggerConfig {\n       @Bean\n       public Docket api() {\n           return new Docket(DocumentationType.SWAGGER_2)\n               .select()\n               .apis(RequestHandlerSelectors.basePackage(\"com.example.controller\"))\n               .paths(PathSelectors.any())\n               .build();\n       }\n   }<\/pre>\n\n\n\n<p>\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001<code>\/swagger-ui\/<\/code> \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3067Swagger UI\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">\u5358\u4f53\u30c6\u30b9\u30c8\u3068\u7d71\u5408\u30c6\u30b9\u30c8\u306e\u66f8\u304d\u65b9\uff1aJUnit\u3068MockMvc\u3092\u4f7f\u3044\u3053\u306a\u3059<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u54c1\u8cea\u3092\u78ba\u4fdd\u3057\u3001\u30ea\u30b0\u30ec\u30c3\u30b7\u30e7\u30f3\u3092\u9632\u3050\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002Spring Boot\u3067\u306f\u3001JUnit\u3092\u4f7f\u7528\u3057\u305f\u5358\u4f53\u30c6\u30b9\u30c8\u3068MockMvc\u3092\u4f7f\u7528\u3057\u305f\u7d71\u5408\u30c6\u30b9\u30c8\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-24\">\u5358\u4f53\u30c6\u30b9\u30c8<\/h4>\n\n\n\n<p>\u5358\u4f53\u30c6\u30b9\u30c8\u306f\u3001\u500b\u3005\u306e\u30e1\u30bd\u30c3\u30c9\u3084\u30af\u30e9\u30b9\u306e\u6a5f\u80fd\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002JUnit 5\u3092\u4f7f\u7528\u3057\u305f\u5358\u4f53\u30c6\u30b9\u30c8\u306e\u4f8b\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=\"\">import org.junit.jupiter.api.Test;\nimport static org.junit.jupiter.api.Assertions.*;\n\npublic class UserServiceTest {\n\n    private UserService userService = new UserService();\n\n    @Test\n    public void testCreateUser() {\n        User user = new User(\"John Doe\", \"john@example.com\");\n        User savedUser = userService.createUser(user);\n        assertNotNull(savedUser.getId());\n        assertEquals(\"John Doe\", savedUser.getName());\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-25\">\u7d71\u5408\u30c6\u30b9\u30c8<\/h4>\n\n\n\n<p>\u7d71\u5408\u30c6\u30b9\u30c8\u306f\u3001\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3084\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002MockMvc\u3092\u4f7f\u7528\u3057\u305f\u7d71\u5408\u30c6\u30b9\u30c8\u306e\u4f8b\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=\"\">import org.junit.jupiter.api.Test;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;\nimport org.springframework.boot.test.context.SpringBootTest;\nimport org.springframework.test.web.servlet.MockMvc;\n\nimport static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;\nimport static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;\n\n@SpringBootTest\n@AutoConfigureMockMvc\npublic class UserControllerIntegrationTest {\n\n    @Autowired\n    private MockMvc mockMvc;\n\n    @Test\n    public void testGetUserById() throws Exception {\n        mockMvc.perform(get(\"\/api\/users\/1\"))\n            .andExpect(status().isOk())\n            .andExpect(jsonPath(\"$.name\").value(\"John Doe\"));\n    }\n}<\/pre>\n\n\n\n<p>\u30c6\u30b9\u30c8\u3092\u52b9\u679c\u7684\u306b\u884c\u3046\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u76e3\u8996\uff1a\u30b3\u30fc\u30c9\u306e\u5927\u90e8\u5206\u304c\u30c6\u30b9\u30c8\u3067\u30ab\u30d0\u30fc\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\uff08TDD\uff09\u306e\u63a1\u7528\uff1a\u30c6\u30b9\u30c8\u3092\u5148\u306b\u66f8\u3044\u3066\u304b\u3089\u5b9f\u88c5\u3092\u884c\u3046<\/li>\n\n\n\n<li>\u30e2\u30c3\u30af\u3068\u30b9\u30bf\u30d6\u306e\u9069\u5207\u306a\u4f7f\u7528\uff1a\u5916\u90e8\u4f9d\u5b58\u3092\u6301\u3064\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30c6\u30b9\u30c8\u3092\u5bb9\u6613\u306b\u3059\u308b<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u306e\u81ea\u52d5\u5316\uff1aCI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u30c6\u30b9\u30c8\u3092\u7d44\u307f\u8fbc\u3080<\/li>\n<\/ol>\n\n\n\n<p>\u9069\u5207\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u3001API\u306e\u54c1\u8cea\u3068\u4fe1\u983c\u6027\u304c\u5411\u4e0a\u3057\u3001\u958b\u767a\u30c1\u30fc\u30e0\u5168\u4f53\u306e\u751f\u7523\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002Swagger\u3092\u4f7f\u7528\u3057\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001API\u5229\u7528\u8005\u3068\u306e\u5186\u6ed1\u306a\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4fc3\u9032\u3057\u3001JUnit\u3068MockMvc\u3092\u4f7f\u7528\u3057\u305f\u30c6\u30b9\u30c8\u306f\u3001\u30d0\u30b0\u306e\u65e9\u671f\u767a\u898b\u3068\u4fee\u6b63\u3092\u652f\u63f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-26\">8. \u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1a\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u767a\u5c55<\/h2>\n\n\n\n<p>Spring Boot\u3067RESTful API\u306e\u57fa\u672c\u3092\u7fd2\u5f97\u3057\u305f\u3089\u3001\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3078\u306e\u79fb\u884c\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5c0f\u3055\u306a\u3001\u72ec\u7acb\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u306b\u5206\u5272\u3059\u308b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30b9\u30bf\u30a4\u30eb\u3067\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a\u3001\u958b\u767a\u30fb\u30c7\u30d7\u30ed\u30a4\u306e\u8fc5\u901f\u5316\u3001\u6280\u8853\u30b9\u30bf\u30c3\u30af\u306e\u67d4\u8edf\u306a\u9078\u629e\u3001\u969c\u5bb3\u306e\u5c40\u6240\u5316\u306a\u3069\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-27\">Spring Cloud\u5165\u9580\uff1a\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u7b2c\u4e00\u6b69<\/h3>\n\n\n\n<p>Spring Cloud\u306f\u3001\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u306e\u958b\u767a\u3092\u652f\u63f4\u3059\u308bSpring\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7fa4\u3067\u3059\u3002\u4e3b\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u306f\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Eureka: \u30b5\u30fc\u30d3\u30b9\u30c7\u30a3\u30b9\u30ab\u30d0\u30ea<\/li>\n\n\n\n<li>Ribbon: \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b7\u30f3\u30b0<\/li>\n\n\n\n<li>Hystrix: \u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc<\/li>\n\n\n\n<li>Zuul: API\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<\/li>\n\n\n\n<li>Config Server: \u96c6\u4e2d\u8a2d\u5b9a\u7ba1\u7406<\/li>\n<\/ol>\n\n\n\n<p>Spring Cloud\u3092\u4f7f\u7528\u3057\u3066\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3092\u958b\u767a\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0:<\/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;dependency&gt;\n       &lt;groupId&gt;org.springframework.cloud&lt;\/groupId&gt;\n       &lt;artifactId&gt;spring-cloud-starter-netflix-eureka-client&lt;\/artifactId&gt;\n   &lt;\/dependency&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><code>@EnableDiscoveryClient<\/code> \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528:<\/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=\"\">   @SpringBootApplication\n   @EnableDiscoveryClient\n   public class MicroserviceApplication {\n       public static void main(String[] args) {\n           SpringApplication.run(MicroserviceApplication.class, args);\n       }\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><code>application.properties<\/code> \u3067\u306e\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.application.name=my-microservice\n   eureka.client.serviceUrl.defaultZone=http:\/\/localhost:8761\/eureka\/<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-28\">\u30b3\u30f3\u30c6\u30ca\u5316\u3068Kubernetes\uff1aDevOps\u3078\u306e\u6e96\u5099\u3092\u59cb\u3081\u3088\u3046<\/h3>\n\n\n\n<p>\u30b3\u30f3\u30c6\u30ca\u5316\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u305d\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8efd\u91cf\u306a\u30b3\u30f3\u30c6\u30ca\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u3059\u308b\u6280\u8853\u3067\u3001\u74b0\u5883\u306e\u4e00\u8cab\u6027\u3001\u30ea\u30bd\u30fc\u30b9\u52b9\u7387\u3001\u8fc5\u901f\u306a\u30c7\u30d7\u30ed\u30a4\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306a\u3069\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Docker\u3092\u4f7f\u7528\u3057\u3066Spring Boot\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c6\u30ca\u5316\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Dockerfile\u306e\u4f5c\u6210:<\/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=\"\">   FROM openjdk:11-jre-slim\n   ARG JAR_FILE=target\/*.jar\n   COPY ${JAR_FILE} app.jar\n   ENTRYPOINT [\"java\",\"-jar\",\"\/app.jar\"]<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Docker\u30a4\u30e1\u30fc\u30b8\u306e\u30d3\u30eb\u30c9:<\/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=\"\">   docker build -t my-spring-boot-app .<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>Docker\u30b3\u30f3\u30c6\u30ca\u306e\u5b9f\u884c:<\/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=\"\">   docker run -p 8080:8080 my-spring-boot-app<\/pre>\n\n\n\n<p>Kubernetes\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u5316\u3055\u308c\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u4ee5\u4e0b\u306e\u4e3b\u8981\u6982\u5ff5\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pod: \u6700\u5c0f\u30c7\u30d7\u30ed\u30a4\u5358\u4f4d<\/li>\n\n\n\n<li>Service: \u30dd\u30c3\u30c9\u3078\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0<\/li>\n\n\n\n<li>Deployment: \u30dd\u30c3\u30c9\u306e\u30ec\u30d7\u30ea\u30ab\u7ba1\u7406<\/li>\n\n\n\n<li>ConfigMap: \u8a2d\u5b9a\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<p>Spring Boot\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092Kubernetes\u306b\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Kubernetes\u30de\u30cb\u30d5\u30a7\u30b9\u30c8\u306e\u4f5c\u6210 (deployment.yaml):<\/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=\"\">   apiVersion: apps\/v1\n   kind: Deployment\n   metadata:\n     name: my-spring-boot-app\n   spec:\n     replicas: 3\n     selector:\n       matchLabels:\n         app: my-spring-boot-app\n     template:\n       metadata:\n         labels:\n           app: my-spring-boot-app\n       spec:\n         containers:\n         - name: my-spring-boot-app\n           image: my-spring-boot-app:latest\n           ports:\n           - containerPort: 8080<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>kubectl\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u305f\u30c7\u30d7\u30ed\u30a4:<\/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=\"\">   kubectl apply -f deployment.yaml<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d3\u30b9\u306e\u516c\u958b:<\/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=\"\">   kubectl expose deployment my-spring-boot-app --type=LoadBalancer --port=8080<\/pre>\n\n\n\n<p>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068DevOps\u306f\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002DevOps\u306f\u958b\u767a\uff08Dev\uff09\u3068\u904b\u7528\uff08Ops\uff09\u306e\u7d71\u5408\u3092\u76ee\u6307\u3059\u6587\u5316\u3084\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3067\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u306e\u63a1\u7528\u306b\u3088\u308a\u4ee5\u4e0b\u306e\u70b9\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7d99\u7d9a\u7684\u30a4\u30f3\u30c6\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\uff0f\u7d99\u7d9a\u7684\u30c7\u30ea\u30d0\u30ea\u30fc\uff08CI\/CD\uff09\u306e\u4fc3\u9032<\/li>\n\n\n\n<li>\u81ea\u52d5\u5316\u306e\u91cd\u8981\u6027\u306e\u5897\u5927<\/li>\n\n\n\n<li>\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u30b3\u30fc\u30c9\u5316\uff08IaC\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u79fb\u884c\u306f\u6bb5\u968e\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u307e\u305a\u306f\u3001\u65e2\u5b58\u306e\u30e2\u30ce\u30ea\u30b7\u30c3\u30af\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e00\u90e8\u3092\u5207\u308a\u51fa\u3057\u3066\u5c0f\u3055\u306a\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u6210\u3057\u3001\u5f90\u3005\u306b\u62e1\u5927\u3057\u3066\u3044\u304f\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u304a\u52e7\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u5b66\u3076\u3079\u304d\u6280\u8853\u3084\u6982\u5ff5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d3\u30b9\u30e1\u30c3\u30b7\u30e5\uff08Istio, Linkerd\uff09<\/li>\n\n\n\n<li>\u30a4\u30d9\u30f3\u30c8\u99c6\u52d5\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\uff08Apache Kafka, RabbitMQ\uff09<\/li>\n\n\n\n<li>\u30b3\u30f3\u30c6\u30ca\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u8a73\u7d30\uff08Kubernetes\u5fdc\u7528\uff09<\/li>\n\n\n\n<li>\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u958b\u767a\uff08Cloud Foundry, Knative\uff09<\/li>\n\n\n\n<li>\u76e3\u8996\u3068\u30ed\u30ae\u30f3\u30b0\uff08Prometheus, ELK Stack\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3078\u306e\u79fb\u884c\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8907\u96d1\u3055\u3092\u5897\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u9069\u5207\u306b\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u67d4\u8edf\u6027\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u5b9f\u8df5\u3092\u901a\u3058\u3066\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5229\u70b9\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"post-393","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-java","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=393"}],"version-history":[{"count":2,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/393\/revisions"}],"predecessor-version":[{"id":421,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/393\/revisions\/421"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}