{"id":274,"date":"2025-03-24T08:54:55","date_gmt":"2025-03-23T23:54:55","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=274"},"modified":"2025-03-24T08:54:55","modified_gmt":"2025-03-23T23:54:55","slug":"%e3%80%90%e4%bf%9d%e5%ad%98%e7%89%88%e3%80%91spring-framework-bean%e3%83%9e%e3%82%b9%e3%82%bf%e3%83%bc%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a%e8%a8%ad%e5%ae%9a%e3%81%8b%e3%82%89%e3%83%a9%e3%82%a4","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=274","title":{"rendered":"\u3010\u4fdd\u5b58\u7248\u3011Spring Framework Bean\u30de\u30b9\u30bf\u30fc\u30ac\u30a4\u30c9\uff1a\u8a2d\u5b9a\u304b\u3089\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u307e\u3067"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"i-0\">1. Spring Framework Bean\u3068\u306f\uff1a\u57fa\u672c\u6982\u5ff5\u306e\u7406\u89e3<\/h1>\n\n\n\n<p>Spring Framework\u306f\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30baJava\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3092\u7c21\u7d20\u5316\u3057\u3001\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u305d\u306e\u4e2d\u6838\u3092\u6210\u3059\u91cd\u8981\u306a\u6982\u5ff5\u304c\u300cBean\u300d\u3067\u3059\u3002\u672c\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Spring Framework Bean\u306e\u57fa\u672c\u6982\u5ff5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\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 Framework Bean\u3068\u306f\uff1a\u57fa\u672c\u6982\u5ff5\u306e\u7406\u89e3<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">1.1 Bean\u306e\u5b9a\u7fa9\u3068\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-2\">1.2 Spring IoC\u30b3\u30f3\u30c6\u30ca\u3068Bean\u306e\u95a2\u4fc2<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">1.3 \u306a\u305cBean\u3092\u4f7f\u7528\u3059\u308b\u306e\u304b\uff1a\u30e1\u30ea\u30c3\u30c8\u3068\u6d3b\u7528\u30b7\u30fc\u30f3<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">2. Bean\u8a2d\u5b9a\u306e\u65b9\u6cd5\uff1a3\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">2.1 XML\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u57fa\u672c\u3068\u5fdc\u7528<\/a>      <\/li>      <li>        <a href=\"#i-8\">2.2 \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u7c21\u6f54\u3055\u3068\u67d4\u8edf\u6027<\/a>      <\/li>      <li>        <a href=\"#i-12\">2.3 Java\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li>        <a href=\"#i-17\">\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u9078\u629e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-18\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-19\">3. Bean\u306e\u30b9\u30b3\u30fc\u30d7\uff1a\u9069\u5207\u306a\u9078\u629e\u3068\u4f7f\u3044\u5206\u3051<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-20\">3.1 \u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30b9\u30b3\u30fc\u30d7\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u52d5\u4f5c<\/a>      <\/li>      <li>        <a href=\"#i-21\">3.2 \u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30b9\u30b3\u30fc\u30d7\uff1a\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-22\">3.3 \u305d\u306e\u4ed6\u306e\u30b9\u30b3\u30fc\u30d7\uff1a\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-23\">4. Dependency Injection\uff08DI\uff09\u3068Bean\uff1a\u5bc6\u63a5\u306a\u95a2\u4fc2\u6027<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-24\">4.1 \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u63a8\u5968\u3055\u308c\u308b\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-25\">4.2 \u30bb\u30c3\u30bf\u30fc\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u67d4\u8edf\u6027\u3068\u9078\u629e\u6027<\/a>      <\/li>      <li>        <a href=\"#i-26\">4.3 \u30d5\u30a3\u30fc\u30eb\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u7c21\u6f54\u3055\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>      <li>        <a href=\"#i-27\">DI\u3068Bean\u306e\u95a2\u4fc2\u6027<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-28\">DI\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-29\">5. Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\uff1a\u521d\u671f\u5316\u304b\u3089\u7834\u68c4\u307e\u3067<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-30\">5.1 Bean\u306e\u521d\u671f\u5316\u30d7\u30ed\u30bb\u30b9\uff1a\u9806\u5e8f\u3068\u91cd\u8981\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-33\">5.2 Bean\u306e\u7834\u68c4\u30d7\u30ed\u30bb\u30b9\uff1a\u30ea\u30bd\u30fc\u30b9\u89e3\u653e\u306e\u91cd\u8981\u6027<\/a>      <\/li>      <li>        <a href=\"#i-34\">5.3 \u30ab\u30b9\u30bf\u30e0\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-35\">Bean\u5f8c\u51e6\u7406\u5668\uff08BeanPostProcessor\uff09<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-36\">\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-37\">6. Bean\u5b9a\u7fa9\u306e\u5b9f\u8df5\u7684\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-38\">6.1 Bean\u7d99\u627f\uff1a\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a<\/a>      <\/li>      <li>        <a href=\"#i-41\">6.2 \u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u52d5\u7684\u306a\u632f\u308b\u821e\u3044\u306e\u5b9f\u73fe<\/a>      <\/li>      <li>        <a href=\"#i-43\">6.3 \u9045\u5ef6\u521d\u671f\u5316\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u624b\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-45\">\u5b9f\u8df5\u7684\u306a\u4f8b\uff1a\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d44\u307f\u5408\u308f\u305b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-46\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-47\">7. Bean\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u3068\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-48\">7.1 \u5faa\u74b0\u53c2\u7167\u306e\u56de\u907f\uff1a\u8a2d\u8a08\u4e0a\u306e\u843d\u3068\u3057\u7a74<\/a>      <\/li>      <li>        <a href=\"#i-50\">7.2 AOP\uff08\u30a2\u30b9\u30da\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff09\u3068Bean\u306e\u7d71\u5408<\/a>      <\/li>      <li>        <a href=\"#i-53\">7.3 \u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u306b\u304a\u3051\u308bBean\u306e\u6271\u3044\u65b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-57\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-58\">8. Spring Framework Bean\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-59\">8.1 \u547d\u540d\u898f\u5247\u3068\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6a19\u6e96\u306e\u78ba\u7acb<\/a>      <\/li>      <li>        <a href=\"#i-63\">8.2 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>      <li>        <a href=\"#i-68\">8.3 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8003\u616e\u4e8b\u9805\uff1a\u5b89\u5168\u306aBean\u8a2d\u8a08<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-72\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u9069\u7528\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u8ab2\u984c<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-75\">9. \u307e\u3068\u3081\u3068\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1aBean\u6d3b\u7528\u306e\u9375<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-76\">9.1 \u5b66\u7fd2\u3057\u305f\u30b3\u30f3\u30bb\u30d7\u30c8\u306e\u5fa9\u7fd2<\/a>      <\/li>      <li>        <a href=\"#i-77\">9.2 \u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-78\">9.3 \u3055\u3089\u306a\u308b\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u63a8\u5968\u66f8\u7c4d<\/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-1\">1.1 Bean\u306e\u5b9a\u7fa9\u3068\u91cd\u8981\u6027<\/h2>\n\n\n\n<p>Spring Framework Bean\u3068\u306f\u3001Spring IoC\uff08Inversion of Control\uff09\u30b3\u30f3\u30c6\u30ca\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u308b Java \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u901a\u5e38\u306eJava \u30af\u30e9\u30b9\uff08POJO: Plain Old Java Object\uff09\u3092Spring IoC \u30b3\u30f3\u30c6\u30ca\u304c\u751f\u6210\u3001\u7ba1\u7406\u3001\u7834\u68c4\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304cBean\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Bean\u306f\u4ee5\u4e0b\u306e\u8981\u7d20\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\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\">Bean\u306e\u69cb\u6210\u8981\u7d20<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30b9<\/strong>: Bean\u306e\u5b9f\u88c5\u3092\u5b9a\u7fa9\u3059\u308bJava\u30af\u30e9\u30b9<\/li>\n\n\n\n<li><strong>\u540d\u524d<\/strong>: \u30b3\u30f3\u30c6\u30ca\u5185\u3067Bean\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u4e00\u610f\u306e\u540d\u524d<\/li>\n\n\n\n<li><strong>\u30b9\u30b3\u30fc\u30d7<\/strong>: Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3068\u53ef\u8996\u6027\u3092\u5b9a\u7fa9<\/li>\n\n\n\n<li><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong>: Bean\u306e\u8a2d\u5b9a\u3084\u4f9d\u5b58\u95a2\u4fc2\u3092\u6307\u5b9a<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p>Bean\u306e\u91cd\u8981\u6027\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u300c\u90e8\u54c1\u300d\u3068\u3057\u3066\u306e\u5f79\u5272\u306b\u3042\u308a\u307e\u3059\u3002\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3001\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u3001\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408\u306a\u3069\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69d8\u3005\u306a\u6a5f\u80fd\u3092Bean\u3068\u3057\u3066\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3068\u518d\u5229\u7528\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08\u304c\u53ef\u80fd\u3068\u306a\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\">JavaBeans\u3068\u306e\u9055\u3044<\/div><\/div><div class=\"sng-box-msg__contents\">\n<p>\u524d\u63d0\u3068\u3057\u3066\u3001\u3053\u3053\u3067\u8aac\u660e\u3057\u3066\u3044\u308bSpring Framework Bean\u3068JavaBeans\u3067\u306f\u610f\u5473\u5408\u3044\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>JavaBeans\u3067\u306f\u3001\u30af\u30e9\u30b9\u5185\u306b\u3042\u308bprivate\u5909\u6570\u3092\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u547c\u3073\u3001public\u30e1\u30bd\u30c3\u30c9\u3067\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30c7\u30fc\u30bf\u3092\u547c\u3073\u3060\u3059\u3053\u3068\u304c\u591a\u304f\u3001\u30c7\u30fc\u30bf\u3092\u6271\u3046\u7bb1\u306e\u3088\u3046\u306a\u6271\u3044\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Spring Framework Bean\u3067\u306f\u3001\u4e0a\u8a18\u3067\u8a18\u8ff0\u3057\u3066\u3042\u308a\u307e\u3059\u300cSpring IoC\uff08Inversion of Control\uff09\u30b3\u30f3\u30c6\u30ca\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u308b Java \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3068\u3057\u3066\u6271\u3044\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">1.2 Spring IoC\u30b3\u30f3\u30c6\u30ca\u3068Bean\u306e\u95a2\u4fc2<\/h2>\n\n\n\n<p>Spring IoC\u30b3\u30f3\u30c6\u30ca\u306f\u3001Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u3092\u7ba1\u7406\u3059\u308b\u4e2d\u5fc3\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u4e3b\u306a\u8cac\u52d9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Bean\u306e\u751f\u6210<\/strong>: \u8a2d\u5b9a\u306b\u57fa\u3065\u3044\u3066Bean\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210<\/li>\n\n\n\n<li><strong>\u4f9d\u5b58\u95a2\u4fc2\u306e\u89e3\u6c7a<\/strong>: Dependency Injection\u3092\u901a\u3058\u3066Bean\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u7ba1\u7406<\/li>\n\n\n\n<li><strong>Bean\u306e\u521d\u671f\u5316<\/strong>: \u751f\u6210\u3055\u308c\u305fBean\u306e\u521d\u671f\u5316\u51e6\u7406\u3092\u5b9f\u884c<\/li>\n\n\n\n<li><strong>Bean\u306e\u7834\u68c4<\/strong>: \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7d42\u4e86\u6642\u306bBean\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u9069\u5207\u306b\u89e3\u653e<\/li>\n<\/ol>\n\n\n\n<p>IoC\u30b3\u30f3\u30c6\u30ca\u304c\u3053\u308c\u3089\u306e\u8cac\u52d9\u3092\u62c5\u3046\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5\u306b\u96c6\u4e2d\u3067\u304d\u3001\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u7684\u306a\u5074\u9762\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u3084\u4f9d\u5b58\u95a2\u4fc2\u306e\u7ba1\u7406\uff09\u304b\u3089\u89e3\u653e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">1.3 \u306a\u305cBean\u3092\u4f7f\u7528\u3059\u308b\u306e\u304b\uff1a\u30e1\u30ea\u30c3\u30c8\u3068\u6d3b\u7528\u30b7\u30fc\u30f3<\/h2>\n\n\n\n<p>Bean\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u5f97\u3089\u308c\u308b\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u758e\u7d50\u5408\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08<\/strong>: \u4f9d\u5b58\u95a2\u4fc2\u3092IoC\u30b3\u30f3\u30c6\u30ca\u304c\u7ba1\u7406\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u306e\u7d50\u5408\u5ea6\u3092\u4f4e\u304f\u4fdd\u3066\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b3\u30fc\u30c9\u306e\u518d\u5229\u7528\u6027\u3068\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/strong>: Bean\u3068\u3057\u3066\u5b9f\u88c5\u3055\u308c\u305f\u6a5f\u80fd\u306f\u3001\u4ed6\u306e\u90e8\u5206\u3067\u5bb9\u6613\u306b\u518d\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c6\u30b9\u30c8\u306e\u5bb9\u6613\u6027<\/strong>: \u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u305f\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306e\u4e00\u5143\u7ba1\u7406<\/strong>: Bean\u306e\u8a2d\u5b9a\u3092\u4e00\u7b87\u6240\u306b\u307e\u3068\u3081\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u306e\u69cb\u6210\u3092\u628a\u63e1\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>Bean\u306e\u4e3b\u306a\u6d3b\u7528\u30b7\u30fc\u30f3\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc<\/strong>: HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3057\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u547c\u3073\u51fa\u3059<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30d3\u30b9\u30ec\u30a4\u30e4\u30fc\u3067\u306e\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af<\/strong>: \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u6838\u3068\u306a\u308b\u51e6\u7406\u3092\u5b9f\u88c5<\/li>\n\n\n\n<li><strong>\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u30ec\u30a4\u30e4\u30fc\u3067\u306e\u30ea\u30dd\u30b8\u30c8\u30ea<\/strong>: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u3084\u308a\u53d6\u308a\u3092\u62c5\u5f53<\/li>\n\n\n\n<li><strong>\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408\u30dd\u30a4\u30f3\u30c8<\/strong>: \u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u3084\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u9023\u643a\u3092\u5b9f\u73fe<\/li>\n<\/ul>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001Bean\u3092\u4f7f\u7528\u3057\u305f\u7c21\u5358\u306a\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=\"\">@Service\npublic class UserService {\n    @Autowired\n    private UserRepository userRepository;\n\n    public User createUser(String username, String email) {\n        User user = new User(username, email);\n        return userRepository.save(user);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>UserService<\/code>\u30af\u30e9\u30b9\u304c<code>@Service<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066Bean\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001<code>@Autowired<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066<code>UserRepository<\/code>Bean\u304c\u81ea\u52d5\u7684\u306b\u6ce8\u5165\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Spring Framework Bean\u306e\u6982\u5ff5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u52b9\u7387\u7684\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044Java\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-4\">2. Bean\u8a2d\u5b9a\u306e\u65b9\u6cd5\uff1a3\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/h1>\n\n\n\n<p>Spring Framework\u3067\u306f\u3001Bean\u306e\u8a2d\u5b9a\u306b3\u3064\u306e\u4e3b\u8981\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u306f\u72ec\u81ea\u306e\u7279\u5fb4\u304c\u3042\u308a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u3084\u958b\u767a\u30c1\u30fc\u30e0\u306e\u597d\u307f\u306b\u5fdc\u3058\u3066\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001XML\u30d9\u30fc\u30b9\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u3001Java\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-5\">2.1 XML\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u57fa\u672c\u3068\u5fdc\u7528<\/h2>\n\n\n\n<p>XML\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u306f\u3001Spring Framework\u306e\u6700\u3082\u53e4\u5178\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">\u7279\u5fb4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3059\u3079\u3066\u306e\u8a2d\u5b9a\u3092\u4e00\u7b87\u6240\uff08XML\u30d5\u30a1\u30a4\u30eb\uff09\u3067\u7ba1\u7406<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u305b\u305a\u306b\u8a2d\u5b9a\u3092\u5909\u66f4\u53ef\u80fd<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u9ad8\u3044\u4e92\u63db\u6027<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b<\/h3>\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;beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n       xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n       xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans\n       http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\"&gt;\n\n    &lt;bean id=\"userService\" class=\"com.example.UserService\"&gt;\n        &lt;property name=\"userRepository\" ref=\"userRepository\"\/&gt;\n    &lt;\/bean&gt;\n\n    &lt;bean id=\"userRepository\" class=\"com.example.UserRepository\"\/&gt;\n\n&lt;\/beans&gt;<\/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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u306e\u96c6\u4e2d\u7ba1\u7406\u304c\u53ef\u80fd<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u3068\u8a2d\u5b9a\u306e\u5b8c\u5168\u306a\u5206\u96e2<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u4e92\u63db\u6027\u304c\u9ad8\u3044<\/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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u304c\u5197\u9577\u306b\u306a\u308a\u304c\u3061<\/li>\n\n\n\n<li>\u30bf\u30a4\u30d7\u30bb\u30fc\u30d5\u3067\u306f\u306a\u3044\uff08\u8aa4\u5b57\u3084\u6587\u6cd5\u30a8\u30e9\u30fc\u304c\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u691c\u51fa\u3055\u308c\u306a\u3044\uff09<\/li>\n\n\n\n<li>\u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u7ba1\u7406\u304c\u7169\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">2.2 \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u7c21\u6f54\u3055\u3068\u67d4\u8edf\u6027<\/h2>\n\n\n\n<p>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u306f\u3001\u30b3\u30fc\u30c9\u306b\u76f4\u63a5\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u4ed8\u4e0e\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u7279\u5fb4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306b\u76f4\u63a5\u8a2d\u5b9a\u3092\u8a18\u8ff0<\/li>\n\n\n\n<li>\u958b\u767a\u901f\u5ea6\u304c\u901f\u3044<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u304c\u9ad8\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u4e3b\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>@Component<\/code>: \u6c4e\u7528\u7684\u306aSpring\u7ba1\u7406\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li><code>@Service<\/code>: \u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u542b\u3080\u30b5\u30fc\u30d3\u30b9\u5c64\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li><code>@Repository<\/code>: \u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u5c64\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li><code>@Controller<\/code>: Web MVC\u5c64\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li><code>@Autowired<\/code>: \u4f9d\u5b58\u95a2\u4fc2\u306e\u81ea\u52d5\u6ce8\u5165<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b<\/h3>\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\npublic class UserService {\n    private final UserRepository userRepository;\n\n    @Autowired\n    public UserService(UserRepository userRepository) {\n        this.userRepository = userRepository;\n    }\n\n    \/\/ \u30e1\u30bd\u30c3\u30c9\u5b9a\u7fa9\n}\n\n@Repository\npublic class UserRepository {\n    \/\/ \u30e1\u30bd\u30c3\u30c9\u5b9a\u7fa9\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u304c\u7c21\u6f54\u306b\u306a\u308b<\/li>\n\n\n\n<li>\u30bf\u30a4\u30d7\u30bb\u30fc\u30d5\uff08\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u53ef\u80fd\uff09<\/li>\n\n\n\n<li>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u304c\u5bb9\u6613<\/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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u304c\u30b3\u30fc\u30c9\u306b\u5206\u6563\u3059\u308b<\/li>\n\n\n\n<li>\u904e\u5ea6\u306e\u4f7f\u7528\u3067\u30b3\u30fc\u30c9\u304c\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">2.3 Java\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\uff1a\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u30a2\u30d7\u30ed\u30fc\u30c1<\/h2>\n\n\n\n<p>Java\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u306f\u3001Java\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066Bean\u3092\u5b9a\u7fa9\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u7279\u5fb4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Java\u30b3\u30fc\u30c9\u3067\u8a2d\u5b9a\u3092\u8a18\u8ff0<\/li>\n\n\n\n<li>\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u306a\u30a2\u30d7\u30ed\u30fc\u30c1<\/li>\n\n\n\n<li>\u6761\u4ef6\u4ed8\u304d\u8a2d\u5b9a\u304c\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b<\/h3>\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 AppConfig {\n\n    @Bean\n    public UserService userService(UserRepository userRepository) {\n        return new UserService(userRepository);\n    }\n\n    @Bean\n    public UserRepository userRepository() {\n        return new UserRepository();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u30e1\u30ea\u30c3\u30c8<\/h3>\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30bf\u30a4\u30d7\u30bb\u30fc\u30d5<\/li>\n\n\n\n<li>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u304c\u5bb9\u6613<\/li>\n\n\n\n<li>\u6761\u4ef6\u4ed8\u304d\u8a2d\u5b9a\u3084\u8907\u96d1\u306aBean\u521d\u671f\u5316\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5\u304c\u53ef\u80fd<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/h3>\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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u306e\u8907\u96d1\u3055\u304c\u5897\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n\n\n\n<li>XML\u3084\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u6bd4\u3079\u3066\u5197\u9577\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308b<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u9078\u629e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h2>\n\n\n\n<p>\u9069\u5207\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u629e\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u8981\u56e0\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u898f\u6a21\u3068\u8907\u96d1\u3055<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u306e\u7fd2\u719f\u5ea6<\/li>\n\n\n\n<li>\u4fdd\u5b88\u6027\u3068\u67d4\u8edf\u6027\u306e\u8981\u6c42<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u3068\u306e\u7d71\u5408\u306e\u5fc5\u8981\u6027<\/li>\n<\/ol>\n\n\n\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u3068Java\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u306e\u304c\u73fe\u4ee3\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408\u3084\u7279\u5b9a\u306e\u8a2d\u5b9a\u8981\u4ef6\u304c\u3042\u308b\u5834\u5408\u306f\u3001XML\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u3082\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-18\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e00\u8cab\u6027\u306e\u3042\u308b\u8a2d\u5b9a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u7c92\u5ea6\u3067Bean\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n\n\n\n<li>\u660e\u78ba\u306a\u547d\u540d\u898f\u5247\u3092\u9069\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8907\u6570\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\uff08\u4f8b\uff1a\u57fa\u672c\u306f\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u8907\u96d1\u306a\u8a2d\u5b9a\u306fJava\u30d9\u30fc\u30b9\uff09<\/li>\n<\/ol>\n\n\n\n<p>Bean\u8a2d\u5b9a\u306e\u65b9\u6cd5\u3092\u9069\u5207\u306b\u9078\u629e\u3057\u3001\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u67d4\u8edf\u306aSpring\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u306e\u30b9\u30b3\u30fc\u30d7\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-19\">3. Bean\u306e\u30b9\u30b3\u30fc\u30d7\uff1a\u9069\u5207\u306a\u9078\u629e\u3068\u4f7f\u3044\u5206\u3051<\/h1>\n\n\n\n<p>Bean\u306e\u30b9\u30b3\u30fc\u30d7\u306f\u3001Spring Framework\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002\u30b9\u30b3\u30fc\u30d7\u306fBean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3068\u53ef\u8996\u6027\u3092\u5b9a\u7fa9\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3084\u6027\u80fd\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u9069\u5207\u306a\u30b9\u30b3\u30fc\u30d7\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u3068\u671f\u5f85\u901a\u308a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u52d5\u4f5c\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-20\">3.1 \u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30b9\u30b3\u30fc\u30d7\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u52d5\u4f5c<\/h2>\n\n\n\n<p>\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30b9\u30b3\u30fc\u30d7\u306f\u3001Spring Framework\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b9\u30b3\u30fc\u30d7\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7279\u5fb4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Spring IoC \u30b3\u30f3\u30c6\u30ca\u3054\u3068\u306b1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u307f\u4f5c\u6210\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u3059\u3079\u3066\u306e\u4f9d\u5b58\u95a2\u4fc2\u6ce8\u5165\u3068Bean\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u5171\u6709\u3055\u308c\u308b<\/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 SingletonBean {\n    \/\/ \u30b7\u30f3\u30b0\u30eb\u30c8\u30f3Bean\u306e\u5b9f\u88c5\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u826f\u3044<\/li>\n\n\n\n<li>\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u306a\u8a2d\u8a08\u306b\u306f\u4e0d\u9069\u5207<\/li>\n\n\n\n<li>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u74b0\u5883\u3067\u306e\u540c\u671f\u306b\u6ce8\u610f\u304c\u5fc5\u8981<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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\">\u4f7f\u7528\u4f8b<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5<\/li>\n\n\n\n<li>\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u306a\u30b5\u30fc\u30d3\u30b9\u30af\u30e9\u30b9<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-21\">3.2 \u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30b9\u30b3\u30fc\u30d7\uff1a\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210<\/h2>\n\n\n\n<p>\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30b9\u30b3\u30fc\u30d7\u306f\u3001Bean\u304c\u8981\u6c42\u3055\u308c\u308b\u305f\u3073\u306b\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7279\u5fb4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bce\u56de\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/li>\n\n\n\n<li>Spring IoC \u30b3\u30f3\u30c6\u30ca\u306f\u4f5c\u6210\u5f8c\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u7ba1\u7406\u3092\u884c\u308f\u306a\u3044<\/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\n@Scope(\"prototype\")\npublic class PrototypeBean {\n    \/\/ \u30d7\u30ed\u30c8\u30bf\u30a4\u30d7Bean\u306e\u5b9f\u88c5\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u3066\u3044\u308b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u9593\u306e\u5e72\u6e09\u304c\u306a\u3044<\/li>\n<\/ul>\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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u7834\u68c4\u3092\u81ea\u8eab\u3067\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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\">\u4f7f\u7528\u4f8b<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u3054\u3068\u306e\u8a2d\u5b9a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u8a08\u7b97\u3092\u884c\u3046\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-22\">3.3 \u305d\u306e\u4ed6\u306e\u30b9\u30b3\u30fc\u30d7\uff1a\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/h2>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30b3\u30fc\u30d7\u306f\u4e3b\u306bWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ea\u30af\u30a8\u30b9\u30c8\u30b9\u30b3\u30fc\u30d7\n<ul class=\"wp-block-list\">\n<li>HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3054\u3068\u306b\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u4e2d\u306e\u307f\u6709\u52b9<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u30b9\u30b3\u30fc\u30d7\n<ul class=\"wp-block-list\">\n<li>HTTP\u30bb\u30c3\u30b7\u30e7\u30f3\u3054\u3068\u306b1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u6709\u52b9\u306a\u9593\u5b58\u5728\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b9\u30b3\u30fc\u30d7\n<ul class=\"wp-block-list\">\n<li>ServletContext\u3054\u3068\u306b1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u5171\u6709\u3055\u308c\u308b<\/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=\"\">@Component\n@Scope(value = WebApplicationContext.SCOPE_REQUEST, proxyMode = ScopedProxyMode.TARGET_CLASS)\npublic class RequestScopedBean {\n    \/\/ \u30ea\u30af\u30a8\u30b9\u30c8\u30b9\u30b3\u30fc\u30d7Bean\u306e\u5b9f\u88c5\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30b3\u30fc\u30d7\u306f\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u6027\u306b\u5408\u308f\u305b\u3066\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u3068\u9069\u5207\u306a\u30c7\u30fc\u30bf\u5171\u6709\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b9\u30b3\u30fc\u30d7\u306e\u9078\u629e\u306b\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u7ba1\u7406\u306e\u5fc5\u8981\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u6027\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u30b9\u30b3\u30fc\u30d7\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u52b9\u7387\u6027\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Dependency Injection\uff08DI\uff09\u3068Bean\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-23\">4. Dependency Injection\uff08DI\uff09\u3068Bean\uff1a\u5bc6\u63a5\u306a\u95a2\u4fc2\u6027<\/h1>\n\n\n\n<p>Dependency Injection\uff08DI\uff09\u306f\u3001Spring Framework\u306e\u4e2d\u6838\u3092\u6210\u3059\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002DI\u3068Bean\u306f\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u95a2\u4fc2\u6027\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u67d4\u8edf\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8a2d\u8a08\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-24\">4.1 \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u63a8\u5968\u3055\u308c\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u3001Spring Framework\u3067\u6700\u3082\u63a8\u5968\u3055\u308c\u308b DI \u65b9\u6cd5\u3067\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:#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\">\u7279\u5fb4<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u901a\u3058\u3066\u4f9d\u5b58\u95a2\u4fc2\u3092\u6ce8\u5165<\/li>\n\n\n\n<li>Bean\u306e\u4f5c\u6210\u6642\u306b\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u4fdd\u8a3c<\/li>\n\n\n\n<li>\u4e0d\u5909\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u304c\u53ef\u80fd<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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 UserService {\n    private final UserRepository userRepository;\n\n    @Autowired\n    public UserService(UserRepository userRepository) {\n        this.userRepository = userRepository;\n    }\n\n    \/\/ \u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u5fc5\u9808\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u5f37\u5236\u3067\u304d\u308b<\/li>\n\n\n\n<li>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u5f15\u6570\u3067\u4f9d\u5b58\u95a2\u4fc2\u304c\u660e\u78ba\u306b\u306a\u308b<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u304c\u5bb9\u6613\uff08\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6ce8\u5165\u304c\u7c21\u5358\uff09<\/li>\n\n\n\n<li>\u5faa\u74b0\u4f9d\u5b58\u3092\u9632\u3050\uff08\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\uff09<\/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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u95a2\u4fc2\u304c\u591a\u3044\u5834\u5408\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u304c\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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\">\u4f7f\u7528\u4f8b<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d3\u30b9\u30af\u30e9\u30b9\u3078\u306e\u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u6ce8\u5165<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-25\">4.2 \u30bb\u30c3\u30bf\u30fc\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u67d4\u8edf\u6027\u3068\u9078\u629e\u6027<\/h2>\n\n\n\n<p>\u30bb\u30c3\u30bf\u30fc\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30ca\u30eb\u306a\u4f9d\u5b58\u95a2\u4fc2\u3084\u3001\u5f8c\u304b\u3089\u4f9d\u5b58\u95a2\u4fc2\u3092\u5909\u66f4\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u5408\u306b\u9069\u3057\u3066\u3044\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:#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\">\u7279\u5fb4<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30bb\u30c3\u30bf\u30fc\u30e1\u30bd\u30c3\u30c9\u3092\u901a\u3058\u3066\u4f9d\u5b58\u95a2\u4fc2\u3092\u6ce8\u5165<\/li>\n\n\n\n<li>Bean\u306e\u4f5c\u6210\u5f8c\u306b\u4f9d\u5b58\u95a2\u4fc2\u3092\u6ce8\u5165\u53ef\u80fd<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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 UserService {\n    private UserRepository userRepository;\n\n    @Autowired\n    public void setUserRepository(UserRepository userRepository) {\n        this.userRepository = userRepository;\n    }\n\n    \/\/ \u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30aa\u30d7\u30b7\u30e7\u30ca\u30eb\u306a\u4f9d\u5b58\u95a2\u4fc2\u306b\u9069\u3057\u3066\u3044\u308b<\/li>\n\n\n\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u52d5\u7684\u306a\u5207\u308a\u66ff\u3048\u304c\u53ef\u80fd<\/li>\n\n\n\n<li>\u5faa\u74b0\u4f9d\u5b58\u306e\u89e3\u6c7a\u306b\u4f7f\u7528\u3067\u304d\u308b<\/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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>NullPointerException\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\uff08\u4f9d\u5b58\u95a2\u4fc2\u304c\u6ce8\u5165\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\uff09<\/li>\n\n\n\n<li>\u4e0d\u5909\u6027\u3092\u4fdd\u8a3c\u3067\u304d\u306a\u3044<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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\">\u4f7f\u7528\u4f8b<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u53ef\u80fd\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u52d5\u7684\u306a\u5207\u308a\u66ff\u3048\u306a\u3069\uff09<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u3068\u306e\u7d71\u5408\u6642\u306e\u67d4\u8edf\u306a\u4f9d\u5b58\u95a2\u4fc2\u7ba1\u7406<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-26\">4.3 \u30d5\u30a3\u30fc\u30eb\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u7c21\u6f54\u3055\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<p>\u30d5\u30a3\u30fc\u30eb\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u3001\u30b3\u30fc\u30c9\u3092\u7c21\u6f54\u306b\u3067\u304d\u308b\u53cd\u9762\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6b20\u70b9\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:#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\">\u7279\u5fb4<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u76f4\u63a5\u4f9d\u5b58\u95a2\u4fc2\u3092\u6ce8\u5165<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u304c\u6700\u3082\u7c21\u6f54\u306b\u306a\u308b<\/li>\n<\/ul>\n<\/div><\/div><\/div>\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 UserService {\n    @Autowired\n    private UserRepository userRepository;\n\n    \/\/ \u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\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\">\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u304c\u7c21\u6f54\u306b\u306a\u308b<\/li>\n\n\n\n<li>\u8a2d\u5b9a\u304c\u6700\u5c0f\u9650\u3067\u6e08\u3080<\/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:#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\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u5358\u4f53\u30c6\u30b9\u30c8\u304c\u96e3\u3057\u3044\uff08\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6ce8\u5165\u304c\u56f0\u96e3\uff09<\/li>\n\n\n\n<li>\u4e0d\u5909\u6027\u3092\u4fdd\u8a3c\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li>\u4f9d\u5b58\u95a2\u4fc2\u304c\u4e0d\u900f\u660e\u306b\u306a\u308a\u3084\u3059\u3044<\/li>\n<\/ol>\n<\/div><\/div><\/div>\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\">\u4f7f\u7528\u4f8b<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30c8\u30bf\u30a4\u30d4\u30f3\u30b0\u3084\u7c21\u5358\u306a\u30c7\u30e2\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u306e\u91cd\u8981\u6027\u304c\u4f4e\u3044\u5c0f\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-27\">DI\u3068Bean\u306e\u95a2\u4fc2\u6027<\/h2>\n\n\n\n<p>DI\u3068Bean\u306f\u3001Spring Framework\u306b\u304a\u3044\u3066\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Bean\u306fDI\u306e\u5bfe\u8c61\uff1aSpring IoC \u30b3\u30f3\u30c6\u30ca\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u308bBean\u306f\u3001DI\u306e\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u81ea\u52d5\u89e3\u6c7a\uff1aSpring IoC \u30b3\u30f3\u30c6\u30ca\u306f\u3001Bean\u5b9a\u7fa9\u3092\u57fa\u306b\u4f9d\u5b58\u95a2\u4fc2\u3092\u81ea\u52d5\u7684\u306b\u89e3\u6c7a\u3057\u3001\u9069\u5207\u306aBean\u3092\u6ce8\u5165\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\uff1aDI\u3092\u901a\u3058\u3066\u3001Spring IoC \u30b3\u30f3\u30c6\u30ca\u306fBean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u3092\u7ba1\u7406\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-28\">DI\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3092\u512a\u5148\u7684\u306b\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u4f9d\u5b58\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3057\u3001\u5b9f\u88c5\u306e\u67d4\u8edf\u6027\u3092\u78ba\u4fdd\u3059\u308b<\/li>\n\n\n\n<li>\u5faa\u74b0\u4f9d\u5b58\u3092\u907f\u3051\u308b\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08\u3092\u898b\u76f4\u3059\uff09<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u7c92\u5ea6\u3067Bean\u3092\u5b9a\u7fa9\u3057\u3001\u5358\u4e00\u8cac\u4efb\u306e\u539f\u5247\u3092\u5b88\u308b<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001<code>@Qualifier<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u3092\u6307\u5b9a\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>DI\u3092\u9069\u5207\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u758e\u7d50\u5408\u3067\u67d4\u8edf\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u904e\u5ea6\u306a\u4f7f\u7528\u306f\u907f\u3051\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u3068\u8a2d\u8a08\u65b9\u91dd\u306b\u57fa\u3065\u3044\u3066\u3001\u9069\u5207\u306aDI\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-29\">5. Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\uff1a\u521d\u671f\u5316\u304b\u3089\u7834\u68c4\u307e\u3067<\/h1>\n\n\n\n<p>Spring Framework\u306b\u304a\u3051\u308b\u30d0\u30f3\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3092\u9069\u5207\u306b\u5236\u5fa1\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306e\u5404\u6bb5\u968e\u3068\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-30\">5.1 Bean\u306e\u521d\u671f\u5316\u30d7\u30ed\u30bb\u30b9\uff1a\u9806\u5e8f\u3068\u91cd\u8981\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p>Bean\u306e\u521d\u671f\u5316\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u4ee5\u4e0b\u306e\u9806\u5e8f\u3067\u884c\u308f\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316<\/li>\n\n\n\n<li>\u30d7\u30ed\u30d1\u30c6\u30a3\u8a2d\u5b9a<\/li>\n\n\n\n<li>BeanPostProcessor\u524d\u51e6\u7406<\/li>\n\n\n\n<li>\u521d\u671f\u5316\u30b3\u30fc\u30eb\u30d0\u30c3\u30af<\/li>\n\n\n\n<li>BeanPostProcessor\u5f8c\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-31\">\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u8a2d\u5b9a<\/h3>\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 UserService {\n    private UserRepository userRepository;\n\n    @Autowired\n    public UserService(UserRepository userRepository) {\n        this.userRepository = userRepository;\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>UserService<\/code>\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u6642\u306b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u304c\u547c\u3073\u51fa\u3055\u308c\u3001<code>UserRepository<\/code>\u304c\u6ce8\u5165\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">\u521d\u671f\u5316\u30b3\u30fc\u30eb\u30d0\u30c3\u30af<\/h3>\n\n\n\n<p>\u521d\u671f\u5316\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306b\u306f\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>@PostConstruct<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/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\npublic class UserService {\n    @PostConstruct\n    public void init() {\n        System.out.println(\"UserService is initialized\");\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><code>InitializingBean<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/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\npublic class UserService implements InitializingBean {\n    @Override\n    public void afterPropertiesSet() throws Exception {\n        System.out.println(\"UserService properties are set\");\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u521d\u671f\u5316\u30e1\u30bd\u30c3\u30c9\uff08XML\u8a2d\u5b9a\u307e\u305f\u306fJava\u30d9\u30fc\u30b9\u8a2d\u5b9a\uff09<\/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 AppConfig {\n    @Bean(initMethod = \"customInit\")\n    public UserService userService() {\n        return new UserService();\n    }\n}\n\npublic class UserService {\n    public void customInit() {\n        System.out.println(\"UserService custom initialization\");\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-33\">5.2 Bean\u306e\u7834\u68c4\u30d7\u30ed\u30bb\u30b9\uff1a\u30ea\u30bd\u30fc\u30b9\u89e3\u653e\u306e\u91cd\u8981\u6027<\/h2>\n\n\n\n<p>Bean\u306e\u7834\u68c4\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u6642\u3084\u30b3\u30f3\u30c6\u30ca\u306e\u505c\u6b62\u6642\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u9069\u5207\u306a\u89e3\u653e\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7834\u68c4\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u4ee5\u4e0b\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><code>@PreDestroy<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/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\npublic class DatabaseConnection {\n    private Connection connection;\n\n    @PreDestroy\n    public void closeConnection() {\n        if (connection != null) {\n            try {\n                connection.close();\n                System.out.println(\"Database connection closed\");\n            } catch (SQLException e) {\n                e.printStackTrace();\n            }\n        }\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><code>DisposableBean<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/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\npublic class FileManager implements DisposableBean {\n    private List&lt;File&gt; tempFiles = new ArrayList&lt;&gt;();\n\n    @Override\n    public void destroy() throws Exception {\n        for (File file : tempFiles) {\n            if (file.delete()) {\n                System.out.println(\"Temporary file deleted: \" + file.getName());\n            }\n        }\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u7834\u68c4\u30e1\u30bd\u30c3\u30c9\uff08XML\u8a2d\u5b9a\u307e\u305f\u306fJava\u30d9\u30fc\u30b9\u8a2d\u5b9a\uff09<\/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 AppConfig {\n    @Bean(destroyMethod = \"shutdown\")\n    public CacheManager cacheManager() {\n        return new CacheManager();\n    }\n}\n\npublic class CacheManager {\n    public void shutdown() {\n        System.out.println(\"Clearing all caches before shutdown\");\n        \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30af\u30ea\u30a2\u306e\u30ed\u30b8\u30c3\u30af\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-34\">5.3 \u30ab\u30b9\u30bf\u30e0\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u30ab\u30b9\u30bf\u30e0\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8efd\u91cf\u306a\u51e6\u7406\u306b\u3059\u308b\uff1a\u521d\u671f\u5316\u3084\u7834\u68c4\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u91cd\u304f\u306a\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8d77\u52d5\/\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u6642\u9593\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4f8b\u5916\u51e6\u7406\u3092\u9069\u5207\u306b\u884c\u3046\uff1a\u30ea\u30bd\u30fc\u30b9\u306e\u521d\u671f\u5316\u3084\u89e3\u653e\u6642\u306b\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u4f8b\u5916\u3092\u9069\u5207\u306b\u51e6\u7406\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ed\u30b0\u51fa\u529b\u3092\u6d3b\u7528\u3059\u308b\uff1a\u521d\u671f\u5316\u3084\u7834\u68c4\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8ffd\u8de1\u3057\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u9069\u5207\u306a\u30ed\u30b0\u51fa\u529b\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\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=\"\">@Component\npublic class ComplexService {\n    private static final Logger logger = LoggerFactory.getLogger(ComplexService.class);\n\n    @PostConstruct\n    public void init() {\n        logger.info(\"Initializing ComplexService\");\n        try {\n            \/\/ \u521d\u671f\u5316\u51e6\u7406\n        } catch (Exception e) {\n            logger.error(\"Failed to initialize ComplexService\", e);\n        }\n    }\n\n    @PreDestroy\n    public void cleanup() {\n        logger.info(\"Cleaning up ComplexService\");\n        try {\n            \/\/ \u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u51e6\u7406\n        } catch (Exception e) {\n            logger.error(\"Error during ComplexService cleanup\", e);\n        }\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-35\">Bean\u5f8c\u51e6\u7406\u5668\uff08BeanPostProcessor\uff09<\/h2>\n\n\n\n<p>Bean\u5f8c\u51e6\u7406\u5668\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001Bean\u306e\u521d\u671f\u5316\u524d\u5f8c\u306b\u30ab\u30b9\u30bf\u30e0\u30ed\u30b8\u30c3\u30af\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30a2\u30b9\u30da\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff08AOP\uff09\u306e\u5b9f\u88c5\u3084\u3001\u30d7\u30ed\u30ad\u30b7\u306e\u4f5c\u6210\u306a\u3069\u306b\u4f7f\u7528\u3055\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=\"\">@Component\npublic class CustomBeanPostProcessor implements BeanPostProcessor {\n    @Override\n    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {\n        if (bean instanceof AuditableBean) {\n            System.out.println(\"Before initialization of bean: \" + beanName);\n        }\n        return bean;\n    }\n\n    @Override\n    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {\n        if (bean instanceof AuditableBean) {\n            System.out.println(\"After initialization of bean: \" + beanName);\n        }\n        return bean;\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-36\">\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9069\u5207\u306a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u3092\u9078\u629e\u3059\u308b\uff1a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u8a2d\u5b9a\u306e\u3046\u3061\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u306b\u6700\u9069\u306a\u65b9\u6cd5\u3092\u9078\u3073\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ea\u30bd\u30fc\u30b9\u3092\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\uff1a\u521d\u671f\u5316\u6642\u306b\u30ea\u30bd\u30fc\u30b9\u3092\u78ba\u4fdd\u3057\u3001\u7834\u68c4\u6642\u306b\u78ba\u5b9f\u306b\u89e3\u653e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5faa\u74b0\u4f9d\u5b58\u306b\u6ce8\u610f\u3059\u308b\uff1a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u5185\u3067\u4ed6\u306eBean\u306b\u4f9d\u5b58\u3059\u308b\u5834\u5408\u3001\u5faa\u74b0\u4f9d\u5b58\u304c\u767a\u751f\u3057\u306a\u3044\u3088\u3046\u6ce8\u610f\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u53ef\u80fd\u6027\u3092\u8003\u616e\u3059\u308b\uff1a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u3092\u30c6\u30b9\u30c8\u53ef\u80fd\u306a\u8a2d\u8a08\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ea\u30bd\u30fc\u30b9\u52b9\u7387\u3001\u5b89\u5b9a\u6027\u3001\u4fdd\u5b88\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u5b9a\u7fa9\u306e\u5b9f\u8df5\u7684\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-37\">6. Bean\u5b9a\u7fa9\u306e\u5b9f\u8df5\u7684\u30c6\u30af\u30cb\u30c3\u30af<\/h1>\n\n\n\n<p>Spring Framework\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u306b\u306f\u3001\u57fa\u672c\u7684\u306aBean\u5b9a\u7fa9\u3060\u3051\u3067\u306a\u304f\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3082\u7406\u89e3\u3057\u3001\u9069\u5207\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u7d99\u627f\u3001\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3001\u9045\u5ef6\u521d\u671f\u5316\u3068\u3044\u30463\u3064\u306e\u5b9f\u8df5\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-38\">6.1 Bean\u7d99\u627f\uff1a\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a<\/h2>\n\n\n\n<p>Bean\u7d99\u627f\u306f\u3001\u65e2\u5b58\u306eBean\u5b9a\u7fa9\u3092\u57fa\u306b\u65b0\u3057\u3044Bean\u5b9a\u7fa9\u3092\u4f5c\u6210\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5171\u901a\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u4f9d\u5b58\u95a2\u4fc2\u3092\u6301\u3064\u8907\u6570\u306eBean\u3092\u52b9\u7387\u7684\u306b\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-39\">XML\u8a2d\u5b9a\u3067\u306e\u5b9f\u88c5\u4f8b<\/h3>\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;bean id=\"baseDataSource\" abstract=\"true\"&gt;\n    &lt;property name=\"driverClassName\" value=\"com.mysql.cj.jdbc.Driver\"\/&gt;\n    &lt;property name=\"username\" value=\"${db.username}\"\/&gt;\n    &lt;property name=\"password\" value=\"${db.password}\"\/&gt;\n&lt;\/bean&gt;\n\n&lt;bean id=\"developmentDataSource\" parent=\"baseDataSource\"&gt;\n    &lt;property name=\"url\" value=\"jdbc:mysql:\/\/localhost:3306\/devdb\"\/&gt;\n&lt;\/bean&gt;\n\n&lt;bean id=\"productionDataSource\" parent=\"baseDataSource\"&gt;\n    &lt;property name=\"url\" value=\"jdbc:mysql:\/\/prod-server:3306\/proddb\"\/&gt;\n&lt;\/bean&gt;<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">Java\u30d9\u30fc\u30b9\u8a2d\u5b9a\u3067\u306e\u5b9f\u88c5\u4f8b<\/h3>\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 DataSourceConfig {\n\n    @Bean\n    public AbstractDataSource baseDataSource() {\n        AbstractDataSource dataSource = new DriverManagerDataSource();\n        dataSource.setDriverClassName(\"com.mysql.cj.jdbc.Driver\");\n        dataSource.setUsername(\"${db.username}\");\n        dataSource.setPassword(\"${db.password}\");\n        return dataSource;\n    }\n\n    @Bean\n    public DataSource developmentDataSource() {\n        DriverManagerDataSource dataSource = new DriverManagerDataSource();\n        dataSource.setDriverClassName(baseDataSource().getDriverClassName());\n        dataSource.setUsername(baseDataSource().getUsername());\n        dataSource.setPassword(baseDataSource().getPassword());\n        dataSource.setUrl(\"jdbc:mysql:\/\/localhost:3306\/devdb\");\n        return dataSource;\n    }\n\n    \/\/ productionDataSource\u3082\u540c\u69d8\u306b\u5b9a\u7fa9\n}<\/pre>\n\n\n\n<p>Bean\u7d99\u627f\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5171\u901a\u8a2d\u5b9a\u306e\u91cd\u8907\u3092\u907f\u3051\u3001\u8a2d\u5b9a\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u8907\u96d1\u306a\u7d99\u627f\u95a2\u4fc2\u306f\u53ef\u8aad\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u7d99\u627f\u306f\u6d45\u304f\u4fdd\u3064\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-41\">6.2 \u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff1a\u52d5\u7684\u306a\u632f\u308b\u821e\u3044\u306e\u5b9f\u73fe<\/h2>\n\n\n\n<p>\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u3001\u7570\u306a\u308b\u30b9\u30b3\u30fc\u30d7\u3092\u6301\u3064Bean\u9593\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u901a\u3058\u3066\u4f9d\u5b58\u95a2\u4fc2\u3092\u89e3\u6c7a\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u7279\u306b\u3001\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3Bean\u304c\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7Bean\u306b\u4f9d\u5b58\u3059\u308b\u5834\u5408\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">@Lookup\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u305f\u5b9f\u88c5\u4f8b<\/h3>\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 abstract class SingletonBean {\n\n    @Lookup\n    public abstract PrototypeBean getPrototypeBean();\n\n    public void doSomething() {\n        PrototypeBean prototypeBean = getPrototypeBean();\n        \/\/ prototypeBean \u3092\u4f7f\u7528\u3057\u305f\u51e6\u7406\n    }\n}\n\n@Component\n@Scope(\"prototype\")\npublic class PrototypeBean {\n    \/\/ \u30d7\u30ed\u30c8\u30bf\u30a4\u30d7Bean\u306e\u5b9f\u88c5\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>SingletonBean<\/code>\u304c<code>PrototypeBean<\/code>\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u52d5\u7684\u306b\u53d6\u5f97\u3057\u3066\u3044\u307e\u3059\u3002Spring Framework\u306f<code>@Lookup<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u4ed8\u3044\u305f\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u6642\u306b\u4e0a\u66f8\u304d\u3057\u3001\u65b0\u3057\u3044<code>PrototypeBean<\/code>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u8fd4\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u5f37\u529b\u3067\u3059\u304c\u3001\u4f7f\u7528\u306f\u5fc5\u8981\u306a\u5834\u5408\u306b\u9650\u5b9a\u3059\u3079\u304d\u3067\u3059\u3002\u591a\u7528\u3059\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8a2d\u8a08\u304c\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-43\">6.3 \u9045\u5ef6\u521d\u671f\u5316\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u624b\u6cd5<\/h2>\n\n\n\n<p>\u9045\u5ef6\u521d\u671f\u5316\u306f\u3001Bean\u304c\u5b9f\u969b\u306b\u5fc5\u8981\u306b\u306a\u308b\u307e\u3067\u521d\u671f\u5316\u3092\u9045\u3089\u305b\u308b\u6280\u8853\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8d77\u52d5\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-44\">@Lazy\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u305f\u5b9f\u88c5\u4f8b<\/h3>\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 AppConfig {\n\n    @Lazy\n    @Bean\n    public ExpensiveService expensiveService() {\n        return new ExpensiveService();\n    }\n}\n\n@Service\n@Lazy\npublic class ExpensiveService {\n    public ExpensiveService() {\n        \/\/ \u6642\u9593\u306e\u304b\u304b\u308b\u521d\u671f\u5316\u51e6\u7406\n    }\n\n    public void doExpensiveOperation() {\n        \/\/ \u30ea\u30bd\u30fc\u30b9\u3092\u591a\u304f\u6d88\u8cbb\u3059\u308b\u64cd\u4f5c\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>ExpensiveService<\/code>\u306f\u5b9f\u969b\u306b\u4f7f\u7528\u3055\u308c\u308b\u307e\u3067\u521d\u671f\u5316\u3055\u308c\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8d77\u52d5\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u9045\u5ef6\u521d\u671f\u5316\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>\u521d\u56de\u30a2\u30af\u30bb\u30b9\u6642\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n\n\n\n<li>\u521d\u671f\u5316\u30a8\u30e9\u30fc\u306e\u691c\u51fa\u304c\u9045\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n\n\n\n<li>\u5faa\u74b0\u4f9d\u5b58\u306e\u554f\u984c\u304c\u9855\u5728\u5316\u3057\u306b\u304f\u304f\u306a\u308b<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-45\">\u5b9f\u8df5\u7684\u306a\u4f8b\uff1a\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d44\u307f\u5408\u308f\u305b<\/h2>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001Bean\u7d99\u627f\u3001\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3001\u9045\u5ef6\u521d\u671f\u5316\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u5b9f\u8df5\u7684\u306a\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=\"\">@Configuration\npublic class ServiceConfig {\n\n    @Bean\n    public abstract BaseService baseService() {\n        BaseService service = new BaseService();\n        service.setCommonProperty(\"Common Value\");\n        return service;\n    }\n\n    @Bean\n    public ConcreteService concreteService() {\n        ConcreteService service = new ConcreteService();\n        service.setCommonProperty(baseService().getCommonProperty());\n        service.setSpecificProperty(\"Specific Value\");\n        return service;\n    }\n\n    @Lazy\n    @Bean\n    public ExpensiveService expensiveService() {\n        return new ExpensiveService();\n    }\n}\n\npublic abstract class BaseService {\n    private String commonProperty;\n\n    @Lookup\n    public abstract PrototypeBean getPrototypeBean();\n\n    \/\/ getter and setter\n}\n\npublic class ConcreteService extends BaseService {\n    private String specificProperty;\n\n    \/\/ getter and setter\n}\n\n@Scope(\"prototype\")\npublic class PrototypeBean {\n    \/\/ implementation\n}\n\n@Lazy\npublic class ExpensiveService {\n    \/\/ expensive initialization and operations\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Bean\u7d99\u627f\u3092\u4f7f\u7528\u3057\u3066\u3001<code>BaseService<\/code>\u306e\u5171\u901a\u30d7\u30ed\u30d1\u30c6\u30a3\u3092<code>ConcreteService<\/code>\u306b\u5f15\u304d\u7d99\u3044\u3067\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\uff08<code>@Lookup<\/code>\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u306e<code>BaseService<\/code>\u304c\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u306e<code>PrototypeBean<\/code>\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u9045\u5ef6\u521d\u671f\u5316\uff08<code>@Lazy<\/code>\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u591a\u304f\u6d88\u8cbb\u3059\u308b<code>ExpensiveService<\/code>\u306e\u521d\u671f\u5316\u3092\u9045\u3089\u305b\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-46\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Bean\u7d99\u627f\u306f\u6d45\u304f\u4fdd\u3061\u3001\u8907\u96d1\u306a\u7d99\u627f\u968e\u5c64\u3092\u907f\u3051\u308b<\/li>\n\n\n\n<li>\u30e1\u30bd\u30c3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306f\u3001\u30b9\u30b3\u30fc\u30d7\u306e\u7570\u306a\u308bBean\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u7ba1\u7406\u306b\u9650\u5b9a\u3057\u3066\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u9045\u5ef6\u521d\u671f\u5316\u306f\u3001\u8d77\u52d5\u6642\u9593\u306e\u77ed\u7e2e\u304c\u91cd\u8981\u306a\u5834\u5408\u3084\u3001\u5e38\u306b\u4f7f\u7528\u3055\u308c\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u30ea\u30bd\u30fc\u30b9\u306e\u591a\u3044Bean\u306b\u9069\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u53ef\u8aad\u6027\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u3092\u5e38\u306b\u8003\u616e\u3059\u308b<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u3068\u8a2d\u8a08\u306e\u8907\u96d1\u3055\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306aBean\u5b9a\u7fa9\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001Spring Framework\u306e\u6a5f\u80fd\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3057\u3001\u52b9\u7387\u7684\u3067\u67d4\u8edf\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Bean\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u3068\u6ce8\u610f\u70b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-47\">7. Bean\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u3068\u6ce8\u610f\u70b9<\/h1>\n\n\n\n<p>Spring Framework\u306e\u6df1\u3044\u7406\u89e3\u3068\u52b9\u679c\u7684\u306a\u6d3b\u7528\u306b\u306f\u3001Bean\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u3068\u6f5c\u5728\u7684\u306a\u554f\u984c\u70b9\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5faa\u74b0\u53c2\u7167\u306e\u56de\u907f\u3001AOP\u3068Bean\u306e\u7d71\u5408\u3001\u305d\u3057\u3066\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u306b\u304a\u3051\u308bBean\u306e\u6271\u3044\u65b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-48\">7.1 \u5faa\u74b0\u53c2\u7167\u306e\u56de\u907f\uff1a\u8a2d\u8a08\u4e0a\u306e\u843d\u3068\u3057\u7a74<\/h2>\n\n\n\n<p>\u5faa\u74b0\u53c2\u7167\u306f\u30012\u3064\u4ee5\u4e0a\u306eBean\u304c\u4e92\u3044\u306b\u4f9d\u5b58\u3057\u5408\u3046\u72b6\u6cc1\u3067\u767a\u751f\u3057\u3001Spring IoC \u30b3\u30f3\u30c6\u30ca\u306e\u521d\u671f\u5316\u3092\u59a8\u3052\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-49\">\u5faa\u74b0\u53c2\u7167\u306e\u691c\u51fa\u3068\u89e3\u6c7a<\/h3>\n\n\n\n<p>Spring Framework\u306f\u8d77\u52d5\u6642\u306b\u5faa\u74b0\u53c2\u7167\u3092\u691c\u51fa\u3057\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\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=\"\">BeanCurrentlyInCreationException: Error creating bean with name 'beanA': Requested bean is currently in creation: Is there an unresolvable circular reference?<\/pre>\n\n\n\n<p>\u5faa\u74b0\u53c2\u7167\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u4e3b\u306a\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8a2d\u8a08\u306e\u898b\u76f4\u3057<br>\u8cac\u4efb\u306e\u5206\u96e2\u3092\u884c\u3044\u3001\u5faa\u74b0\u4f9d\u5b58\u3092\u89e3\u6d88\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bb\u30c3\u30bf\u30fc\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u4f7f\u7528<br>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u4ee3\u308f\u308a\u306b\u30bb\u30c3\u30bf\u30fc\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\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=\"\">   @Component\n   public class BeanA {\n       private BeanB beanB;\n\n       @Autowired\n       public void setBeanB(BeanB beanB) {\n           this.beanB = beanB;\n       }\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><code>@Lazy<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528<br>\u4f9d\u5b58\u95a2\u4fc2\u306e\u521d\u671f\u5316\u3092\u9045\u5ef6\u3055\u305b\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 BeanA {\n       private final BeanB beanB;\n\n       @Autowired\n       public BeanA(@Lazy BeanB beanB) {\n           this.beanB = beanB;\n       }\n   }<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u308b\u4f9d\u5b58\u95a2\u4fc2\u306e\u89e3\u6c7a<br><code>ApplicationContextAware<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u3001\u624b\u52d5\u3067\u4f9d\u5b58\u95a2\u4fc2\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5faa\u74b0\u53c2\u7167\u306f\u901a\u5e38\u3001\u4e0d\u9069\u5207\u306a\u8a2d\u8a08\u306e\u5146\u5019\u3067\u3059\u3002\u53ef\u80fd\u306a\u9650\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u9020\u3092\u898b\u76f4\u3057\u3001\u5faa\u74b0\u4f9d\u5b58\u3092\u89e3\u6d88\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-50\">7.2 AOP\uff08\u30a2\u30b9\u30da\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff09\u3068Bean\u306e\u7d71\u5408<\/h2>\n\n\n\n<p>AOP\u306f\u3001\u30ed\u30ae\u30f3\u30b0\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306a\u3069\u306e\u6a2a\u65ad\u7684\u95a2\u5fc3\u4e8b\u3092\u5206\u96e2\u3059\u308b\u305f\u3081\u306e\u30d1\u30e9\u30c0\u30a4\u30e0\u3067\u3059\u3002Spring AOP\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u95a2\u5fc3\u4e8b\u3092Bean\u306b\u900f\u904e\u7684\u306b\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-51\">\u30a2\u30b9\u30da\u30af\u30c8\u306e\u5b9f\u88c5\u4f8b<\/h3>\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=\"\">@Aspect\n@Component\npublic class LoggingAspect {\n\n    private static final Logger logger = LoggerFactory.getLogger(LoggingAspect.class);\n\n    @Before(\"execution(* com.example.service.*.*(..))\")\n    public void logBefore(JoinPoint joinPoint) {\n        logger.info(\"Entering method: \" + joinPoint.getSignature().getName());\n    }\n\n    @AfterReturning(pointcut = \"execution(* com.example.service.*.*(..))\", returning = \"result\")\n    public void logAfterReturning(JoinPoint joinPoint, Object result) {\n        logger.info(\"Method \" + joinPoint.getSignature().getName() + \" returned: \" + result);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30a2\u30b9\u30da\u30af\u30c8\u306f\u3001<code>com.example.service<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306e\u3059\u3079\u3066\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u884c\u524d\u5f8c\u306b\u30ed\u30b0\u3092\u8a18\u9332\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-52\">\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30ad\u30b7\u306e\u5236\u9650\uff1a\u81ea\u5df1\u547c\u3073\u51fa\u3057\u306f\u30a2\u30b9\u30da\u30af\u30c8\u304c\u9069\u7528\u3055\u308c\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u30d7\u30ed\u30ad\u30b7\u3092\u4ecb\u3055\u306a\u3044\u76f4\u63a5\u7684\u306a\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u306e\u305f\u3081\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\uff1a\u591a\u6570\u306e\u30a2\u30b9\u30da\u30af\u30c8\u3084\u30dd\u30a4\u30f3\u30c8\u30ab\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5fc5\u8981\u6700\u5c0f\u9650\u306eAOP\u306e\u4f7f\u7528\u3092\u5fc3\u304c\u3051\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-53\">7.3 \u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u306b\u304a\u3051\u308bBean\u306e\u6271\u3044\u65b9<\/h2>\n\n\n\n<p>Spring Framework\u306f\u3001\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\uff08TDD\uff09\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u8c4a\u5bcc\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Bean\u306e\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-54\">\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f7f\u7528<\/h3>\n\n\n\n<p>Mockito\u306a\u3069\u306e\u30e2\u30c3\u30af\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u3057\u3066\u3001Bean\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u30e2\u30c3\u30af\u5316\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=\"\">@ExtendWith(SpringExtension.class)\n@ContextConfiguration(classes = {ServiceConfig.class})\npublic class UserServiceTest {\n\n    @MockBean\n    private UserRepository userRepository;\n\n    @Autowired\n    private UserService userService;\n\n    @Test\n    public void testGetUser() {\n        User mockUser = new User(\"testUser\");\n        when(userRepository.findById(1L)).thenReturn(Optional.of(mockUser));\n\n        User result = userService.getUser(1L);\n\n        assertEquals(\"testUser\", result.getUsername());\n        verify(userRepository).findById(1L);\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>@MockBean<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066<code>UserRepository<\/code>\u3092\u30e2\u30c3\u30af\u5316\u3057\u3001<code>UserService<\/code>\u306e\u30c6\u30b9\u30c8\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-55\">\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p>Spring Boot\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u5b9a\u306e\u5c64\u306b\u7126\u70b9\u3092\u5f53\u3066\u305f\u30c6\u30b9\u30c8\u3092\u53ef\u80fd\u306b\u3059\u308b\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u30c6\u30b9\u30c8\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\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=\"\">@WebMvcTest(UserController.class)\npublic class UserControllerTest {\n\n    @Autowired\n    private MockMvc mockMvc;\n\n    @MockBean\n    private UserService userService;\n\n    @Test\n    public void testGetUser() throws Exception {\n        User mockUser = new User(\"testUser\");\n        when(userService.getUser(1L)).thenReturn(mockUser);\n\n        mockMvc.perform(get(\"\/users\/1\"))\n               .andExpect(status().isOk())\n               .andExpect(jsonPath(\"$.username\").value(\"testUser\"));\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>@WebMvcTest<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001Web\u30ec\u30a4\u30e4\u30fc\u306e\u307f\u3092\u30c6\u30b9\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-56\">\u7d71\u5408\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p>\u5b8c\u5168\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u7d71\u5408\u30c6\u30b9\u30c8\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@SpringBootTest\n@AutoConfigureMockMvc\npublic class UserIntegrationTest {\n\n    @Autowired\n    private MockMvc mockMvc;\n\n    @Autowired\n    private UserRepository userRepository;\n\n    @BeforeEach\n    public void setup() {\n        userRepository.save(new User(\"testUser\"));\n    }\n\n    @Test\n    public void testGetUser() throws Exception {\n        mockMvc.perform(get(\"\/users\/1\"))\n               .andExpect(status().isOk())\n               .andExpect(jsonPath(\"$.username\").value(\"testUser\"));\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001<code>@SpringBootTest<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u5b8c\u5168\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-57\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5faa\u74b0\u53c2\u7167\u3092\u907f\u3051\u308b\u305f\u3081\u306e\u8a2d\u8a08\u539f\u5247\n<ul class=\"wp-block-list\">\n<li>\u8cac\u4efb\u306e\u660e\u78ba\u306a\u5206\u96e2\u3092\u5fc3\u304c\u3051\u308b<\/li>\n\n\n\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u65b9\u5411\u6027\u3092\u4e00\u65b9\u5411\u306b\u4fdd\u3064<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u65b0\u3057\u3044\u62bd\u8c61\u5316\u3092\u5c0e\u5165\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>AOP\u306e\u9069\u5207\u306a\u4f7f\u7528\n<ul class=\"wp-block-list\">\n<li>\u6a2a\u65ad\u7684\u95a2\u5fc3\u4e8b\u306e\u307f\u306bAOP\u3092\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3092\u8003\u616e\u3057\u3001\u904e\u5ea6\u306e\u4f7f\u7528\u3092\u907f\u3051\u308b<\/li>\n\n\n\n<li>\u30a2\u30b9\u30da\u30af\u30c8\u306e\u9069\u7528\u7bc4\u56f2\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c6\u30b9\u30bf\u30d6\u30eb\u306a\u30b3\u30fc\u30c9\u8a2d\u8a08\n<ul class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u6027\u306e\u6ce8\u5165\u3092\u6d3b\u7528\u3057\u3001\u758e\u7d50\u5408\u306a\u8a2d\u8a08\u3092\u5fc3\u304c\u3051\u308b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3057\u3001\u30e2\u30c3\u30af\u5316\u3092\u5bb9\u6613\u306b\u3059\u308b<\/li>\n\n\n\n<li>\u5358\u4e00\u8cac\u4efb\u306e\u539f\u5247\u3092\u5b88\u308a\u3001\u5404\u30af\u30e9\u30b9\u306e\u5f79\u5272\u3092\u660e\u78ba\u306b\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u3068\u6ce8\u610f\u70b9\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044Spring\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Spring Framework Bean\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-58\">8. Spring Framework Bean\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316<\/h1>\n\n\n\n<p>Spring Framework\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u3001\u9ad8\u54c1\u8cea\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u6700\u9069\u5316\u3092\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u547d\u540d\u898f\u5247\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8003\u616e\u4e8b\u9805\u306a\u3069\u3001Spring Framework Bean\u306b\u95a2\u3059\u308b\u91cd\u8981\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-59\">8.1 \u547d\u540d\u898f\u5247\u3068\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6a19\u6e96\u306e\u78ba\u7acb<\/h2>\n\n\n\n<p>\u4e00\u8cab\u6027\u306e\u3042\u308b\u547d\u540d\u898f\u5247\u3068\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u6a19\u6e96\u3092\u78ba\u7acb\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-60\">Bean\u547d\u540d\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u610f\u5473\u306e\u3042\u308b\u540d\u524d\u3092\u4f7f\u7528\u3059\u308b<\/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 UserServiceImpl implements UserService {\n       \/\/ \u5b9f\u88c5\n   }<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ad\u30e3\u30e1\u30eb\u30b1\u30fc\u30b9\u3092\u4f7f\u7528\u3059\u308b<\/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\n   public class OrderRepositoryImpl implements OrderRepository {\n       \/\/ \u5b9f\u88c5\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u7565\u8a9e\u306e\u4f7f\u7528\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b<\/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=\"\">   \/\/ \u826f\u3044\u4f8b\n   @Component\n   public class AuthenticationManager {\n       \/\/ \u5b9f\u88c5\n   }\n\n   \/\/ \u907f\u3051\u308b\u3079\u304d\u4f8b\n   @Component\n   public class AuthMgr {\n       \/\/ \u5b9f\u88c5\n   }<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-61\">\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Java\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u3092\u9075\u5b88\u3059\u308b<\/li>\n\n\n\n<li>Spring\u56fa\u6709\u306e\u898f\u7d04\u3092\u5b88\u308b\uff08\u4f8b: <code>@Autowired<\/code>\u306e\u4f7f\u7528\u4f4d\u7f6e\uff09<\/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\npublic class ProductService {\n    private final ProductRepository productRepository;\n\n    @Autowired \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3092\u63a8\u5968\n    public ProductService(ProductRepository productRepository) {\n        this.productRepository = productRepository;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-62\">\u4e00\u8cab\u6027\u306e\u3042\u308b\u8a2d\u5b9a\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u3067\u4e00\u8cab\u3057\u305f\u8a2d\u5b9a\u30a2\u30d7\u30ed\u30fc\u30c1\uff08XML\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3001Java\u30d9\u30fc\u30b9\uff09\u3092\u9078\u629e\u3057\u3001\u305d\u308c\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-63\">8.2 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<p>\u9069\u5207\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u6027\u3068\u52b9\u7387\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-64\">Bean\u5b9a\u7fa9\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0d\u8981\u306aBean\u5b9a\u7fa9\u3092\u524a\u9664\u3059\u308b<\/li>\n\n\n\n<li>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30b9\u30ad\u30e3\u30f3\u306e\u7bc4\u56f2\u3092\u6700\u9069\u5316\u3059\u308b<\/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@ComponentScan(basePackages = \"com.example.myapp.core\")\npublic class AppConfig {\n    \/\/ \u8a2d\u5b9a\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-65\">\u30b9\u30b3\u30fc\u30d7\u306e\u9069\u5207\u306a\u9078\u629e<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u30b9\u30b3\u30fc\u30d7\u3092\u6d3b\u7528\u3059\u308b\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09<\/li>\n\n\n\n<li>\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30b9\u30b3\u30fc\u30d7\u306f\u5fc5\u8981\u306a\u5834\u5408\u306e\u307f\u4f7f\u7528\u3059\u308b<\/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@Scope(\"prototype\")\npublic class ComplexCalculationService {\n    \/\/ \u5b9f\u88c5\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-66\">\u9045\u5ef6\u521d\u671f\u5316\u306e\u6226\u7565\u7684\u4f7f\u7528<\/h3>\n\n\n\n<p>\u30ea\u30bd\u30fc\u30b9\u3092\u591a\u304f\u6d88\u8cbb\u3059\u308bBean\u306b\u5bfe\u3057\u3066\u9045\u5ef6\u521d\u671f\u5316\u3092\u9069\u7528\u3059\u308b<\/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=\"\">@Service\n@Lazy\npublic class ExpensiveService {\n    \/\/ \u30ea\u30bd\u30fc\u30b9\u3092\u591a\u304f\u6d88\u8cbb\u3059\u308b\u51e6\u7406\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-67\">\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/h3>\n\n\n\n<p>\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u3092\u9078\u629e\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b<\/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=\"\">@Service\npublic class ProductService {\n    @Cacheable(\"products\")\n    public Product getProductById(Long id) {\n        \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u53d6\u5f97\u51e6\u7406\n    }\n\n    @CachePut(value = \"products\", key = \"#product.id\")\n    public Product updateProduct(Product product) {\n        \/\/ \u88fd\u54c1\u66f4\u65b0\u51e6\u7406\n    }\n\n    @CacheEvict(value = \"products\", allEntries = true)\n    public void clearProductCache() {\n        \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30af\u30ea\u30a2\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-68\">8.3 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8003\u616e\u4e8b\u9805\uff1a\u5b89\u5168\u306aBean\u8a2d\u8a08<\/h2>\n\n\n\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305fBean\u8a2d\u8a08\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-69\">\u30bb\u30ad\u30e5\u30a2\u306aBean\u8a2d\u5b9a<\/h3>\n\n\n\n<p>\u6a5f\u5bc6\u60c5\u5831\u3092\u76f4\u63a5Bean\u5b9a\u7fa9\u306b\u542b\u3081\u305a\u3001\u5916\u90e8\u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b<\/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\n@PropertySource(\"classpath:application.properties\")\npublic class DatabaseConfig {\n    @Value(\"${db.url}\")\n    private String dbUrl;\n\n    @Value(\"${db.username}\")\n    private String dbUsername;\n\n    @Value(\"${db.password}\")\n    private String dbPassword;\n\n    @Bean\n    public DataSource dataSource() {\n        DriverManagerDataSource dataSource = new DriverManagerDataSource();\n        dataSource.setUrl(dbUrl);\n        dataSource.setUsername(dbUsername);\n        dataSource.setPassword(dbPassword);\n        return dataSource;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-70\">\u6a5f\u5bc6\u60c5\u5831\u306e\u6271\u3044<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6697\u53f7\u5316\u306e\u4f7f\u7528<\/li>\n\n\n\n<li>\u74b0\u5883\u5909\u6570\u306e\u6d3b\u7528<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class SecurityConfig {\n    @Value(\"${encryption.key}\")\n    private String encryptionKey;\n\n    @Bean\n    public StringEncryptor stringEncryptor() {\n        PooledPBEStringEncryptor encryptor = new PooledPBEStringEncryptor();\n        encryptor.setPassword(encryptionKey);\n        encryptor.setAlgorithm(\"PBEWithMD5AndDES\");\n        return encryptor;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-71\">\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u30e1\u30bd\u30c3\u30c9\u30ec\u30d9\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u9069\u7528\u3059\u308b<\/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=\"\">@Service\npublic class UserService {\n    @PreAuthorize(\"hasRole('ADMIN')\")\n    public User createUser(User user) {\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u51e6\u7406\n    }\n\n    @Secured(\"ROLE_USER\")\n    public User getUserProfile(Long userId) {\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u53d6\u5f97\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-72\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u9069\u7528\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u8ab2\u984c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-73\">\u30e1\u30ea\u30c3\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6539\u5584<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u306e\u4f4e\u6e1b<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u958b\u767a\u306e\u52b9\u7387\u5316<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u54c1\u8cea\u5411\u4e0a<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-74\">\u8ab2\u984c<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c1\u30fc\u30e0\u5168\u4f53\u3067\u306e\u898f\u7d04\u9075\u5b88\u306e\u5fb9\u5e95<\/li>\n\n\n\n<li>\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3078\u306e\u9069\u7528<\/li>\n\n\n\n<li>\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u6700\u65b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u8ffd\u8de1<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u30d0\u30e9\u30f3\u30b9\u8abf\u6574<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001Spring Framework\u306e\u6a5f\u80fd\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3057\u3001\u9ad8\u54c1\u8cea\u3067\u52b9\u7387\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3089\u306e\u5b9f\u8df5\u306b\u306f\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u3001\u30c1\u30fc\u30e0\u5168\u4f53\u3067\u306e\u53d6\u308a\u7d44\u307f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u8ffd\u52a0\u306e\u30ea\u30bd\u30fc\u30b9\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u3092\u53c2\u8003\u306b\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Spring Framework\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u300cEffective Java\u300dby Joshua Bloch<\/li>\n\n\n\n<li>\u300cSpring in Action\u300dby Craig Walls<\/li>\n\n\n\n<li>OWASP (Open Web Application Security Project) \u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/li>\n<\/ol>\n\n\n\n<p>\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306b\u5b66\u3093\u3060\u5185\u5bb9\u3092\u7dcf\u62ec\u3057\u3001Spring Framework Bean\u306e\u6d3b\u7528\u306b\u95a2\u3059\u308b\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-75\">9. \u307e\u3068\u3081\u3068\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\uff1aBean\u6d3b\u7528\u306e\u9375<\/h1>\n\n\n\n<p>Spring Framework Bean\u306f\u3001\u5f37\u529b\u3067\u67d4\u8edf\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u5b66\u7fd2\u5185\u5bb9\u3092\u632f\u308a\u8fd4\u308a\u3001\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u3001\u3055\u3089\u306a\u308b\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-76\">9.1 \u5b66\u7fd2\u3057\u305f\u30b3\u30f3\u30bb\u30d7\u30c8\u306e\u5fa9\u7fd2<\/h2>\n\n\n\n<p>Spring Framework Bean\u306b\u95a2\u3059\u308b\u4e3b\u8981\u306a\u30b3\u30f3\u30bb\u30d7\u30c8\u3092\u7c21\u6f54\u306b\u307e\u3068\u3081\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Bean\u5b9a\u7fa9\u3068\u8a2d\u5b9a\uff1aXML\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3001Java\u30d9\u30fc\u30b9\u306e3\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/li>\n\n\n\n<li>\u4f9d\u5b58\u6027\u6ce8\u5165\uff08DI\uff09\uff1a\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3001\u30bb\u30c3\u30bf\u30fc\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>Bean\u306e\u30b9\u30b3\u30fc\u30d7\uff1a\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u3001\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>Bean\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\uff1a\u521d\u671f\u5316\u304b\u3089\u7834\u68c4\u307e\u3067<\/li>\n\n\n\n<li>AOP\u3068Bean\u306e\u7d71\u5408\uff1a\u6a2a\u65ad\u7684\u95a2\u5fc3\u4e8b\u306e\u5206\u96e2<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\uff1a\u30e2\u30c3\u30af\u3001\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u30c6\u30b9\u30c8\u3001\u7d71\u5408\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\uff1a\u547d\u540d\u898f\u5247\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8003\u616e\u4e8b\u9805<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-77\">9.2 \u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n\n\n\n<p>Spring Framework Bean\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bean\u5b9a\u7fa9<\/li>\n\n\n\n<li>\u610f\u5473\u306e\u3042\u308b\u540d\u524d\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30b9\u30b3\u30fc\u30d7\u3092\u9078\u629e\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u4e00\u8cab\u3057\u305f\u8a2d\u5b9a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u4f9d\u5b58\u6027\u6ce8\u5165<\/li>\n\n\n\n<li>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3092\u512a\u5148\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u5faa\u74b0\u53c2\u7167\u3092\u56de\u907f\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406<\/li>\n\n\n\n<li>\u521d\u671f\u5316\u3068\u7834\u68c4\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u30ea\u30bd\u30fc\u30b9\u306e\u9069\u5207\u306a\u7ba1\u7406\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u9045\u5ef6\u521d\u671f\u5316\u3092\u6226\u7565\u7684\u306b\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8003\u616e\u4e8b\u9805<\/li>\n\n\n\n<li>[ ] \u6a5f\u5bc6\u60c5\u5831\u3092\u9069\u5207\u306b\u7ba1\u7406\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>[ ] \u30e1\u30bd\u30c3\u30c9\u30ec\u30d9\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-78\">9.3 \u3055\u3089\u306a\u308b\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u63a8\u5968\u66f8\u7c4d<\/h2>\n\n\n\n<p>Spring Framework\u306e\u7406\u89e3\u3092\u3055\u3089\u306b\u6df1\u3081\u308b\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30aa\u30f3\u30e9\u30a4\u30f3\u30ea\u30bd\u30fc\u30b9\n<ul class=\"wp-block-list\">\n<li>Spring Framework\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>Baeldung\uff08Spring\u95a2\u9023\u306e\u8a73\u7d30\u306a\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\uff09<\/li>\n\n\n\n<li>Spring Framework\u516c\u5f0f\u30d5\u30a9\u30fc\u30e9\u30e0<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u63a8\u5968\u66f8\u7c4d\n<ul class=\"wp-block-list\">\n<li>\u300cSpring in Action\u300dby Craig Walls<\/li>\n\n\n\n<li>\u300cPro Spring 5\u300dby Iuliana Cosmina, et al.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3068\u30d5\u30a9\u30fc\u30e9\u30e0\n<ul class=\"wp-block-list\">\n<li>Stack Overflow\uff08\u30bf\u30b0: spring, spring-framework\uff09<\/li>\n\n\n\n<li>Spring\u793e\u306eGitHub\u30ea\u30dd\u30b8\u30c8\u30ea<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Spring Framework Bean\u306e\u4eca\u5f8c\u306e\u5c55\u671b\u3068\u3057\u3066\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3001\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3068\u306e\u7d71\u5408\u304c\u6ce8\u76ee\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u9818\u57df\u3067\u306eBean\u306e\u6d3b\u7528\u65b9\u6cd5\u3092\u5b66\u3076\u3053\u3068\u3067\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u30b9\u30ad\u30eb\u3092\u8eab\u306b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067Spring Framework Bean\u3092\u6d3b\u7528\u3057\u3001\u7d4c\u9a13\u3092\u7a4d\u3080\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002\u307e\u305f\u3001Spring Boot\u3001Spring Cloud\u3001Spring Security\u306a\u3069\u3001\u95a2\u9023\u6280\u8853\u306e\u5b66\u7fd2\u3082\u8996\u91ce\u306b\u5165\u308c\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5305\u62ec\u7684\u306aSpring\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u7406\u89e3\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Spring Framework Bean\u306e\u7fd2\u5f97\u306f\u3001Java\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u958b\u767a\u306e\u5f37\u529b\u306a\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u5b66\u3093\u3060\u6982\u5ff5\u3092\u5b9f\u8df5\u3057\u3001\u7d99\u7d9a\u7684\u306b\u5b66\u7fd2\u3092\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u3067\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u30b9\u30ad\u30eb\u3092\u78e8\u3044\u3066\u3044\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Spring Framework Bean\u306b\u95a2\u3059\u308b\u4e3b\u8981\u306a\u5b66\u7fd2\u30dd\u30a4\u30f3\u30c8\u3092\u7c21\u6f54\u306b\u5fa9\u7fd2\u3057\u3001\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3057\u305f\u3002\u3055\u3089\u306b\u3001\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u3068\u63a8\u5968\u66f8\u7c4d\u3092\u7d39\u4ecb\u3057\u3001Spring Framework Bean\u306e\u4eca\u5f8c\u306e\u5c55\u671b\u3068\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3078\u306e\u6307\u91dd\u3092\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>Spring Framework Bean\u306e\u7fd2\u5f97\u306f\u3001\u5358\u306a\u308b\u6280\u8853\u7684\u306a\u30b9\u30ad\u30eb\u306e\u7372\u5f97\u4ee5\u4e0a\u306e\u610f\u5473\u3092\u6301\u3061\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u52b9\u7387\u7684\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3078\u306e\u6249\u3092\u958b\u304f\u3082\u306e\u3067\u3059\u3002\u3053\u3053\u3067\u5b66\u3093\u3060\u6982\u5ff5\u3068\u5b9f\u8df5\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u6df1\u3044\u7406\u89e3\u3068\u7d4c\u9a13\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001\u6280\u8853\u306e\u4e16\u754c\u306f\u5e38\u306b\u9032\u5316\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002Spring Framework\u3082\u4f8b\u5916\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3001\u65b0\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u308b\u305f\u3073\u306b\u3001\u5b66\u3076\u3079\u304d\u65b0\u3057\u3044\u3053\u3068\u304c\u751f\u307e\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u5b9f\u8df5\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u304c\u3001\u3042\u306a\u305f\u306eSpring Framework 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