{"id":484,"date":"2025-03-24T08:53:26","date_gmt":"2025-03-23T23:53:26","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=484"},"modified":"2025-03-24T08:53:26","modified_gmt":"2025-03-23T23:53:26","slug":"%e3%80%90%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%e3%80%91hibernate-validator%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%a8%e5%ae%9f%e8%a3%85%e4%be%8b15%e9%81%b8-%e7%8f%be%e5%a0%b4%e3%81%a7","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=484","title":{"rendered":"\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011Hibernate Validator\u306e\u4f7f\u3044\u65b9\u3068\u5b9f\u88c5\u4f8b15\u9078 &#8211; \u73fe\u5834\u3067\u4f7f\u3048\u308b\u5b9f\u8df5\u30c6\u30af\u30cb\u30c3\u30af"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"i-0\">1. Hibernate Validator\u3068\u306f<\/h1>\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. Hibernate Validator\u3068\u306f<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">Hibernate Validator\u306e\u6982\u8981\u3068\u7279\u5fb4<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">Bean Validation\u3068\u306e\u95a2\u4fc2\u6027<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-5\">2. Hibernate Validator\u5c0e\u5165\u624b\u9806<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-6\">\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-9\">\u57fa\u672c\u7684\u306a\u8a2d\u5b9a\u624b\u9806<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">3. \u57fa\u672c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/a>      <\/li>      <li>        <a href=\"#i-20\">\u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-23\">\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-26\">4. \u5b9f\u8df5\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u4f8b15\u9078<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-27\">\u6587\u5b57\u5217\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-31\">\u6570\u5024\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-35\">\u65e5\u4ed8\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-39\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u76f8\u95a2\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-43\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-47\">5. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-48\">\u30e1\u30c3\u30bb\u30fc\u30b8\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-51\">\u52d5\u7684\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u751f\u6210\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-56\">6. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-57\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u6700\u9069\u5316\u624b\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-61\">\u5b9f\u88c5\u6642\u306e\u6ce8\u610f\u70b9\u3068Tips<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-66\">7. Spring Framework\u3068\u306e\u9023\u643a<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-67\">Spring\u3067\u306eHibernate Validator\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-71\">RESTful API\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-75\">8. \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-76\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-80\">\u30c7\u30d0\u30c3\u30b0\u3068\u30c6\u30b9\u30c8\u624b\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-85\">\u307e\u3068\u3081<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-86\">\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>      <li>        <a href=\"#i-87\">\u5b9f\u8df5\u306e\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-88\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-1\">Hibernate Validator\u306e\u6982\u8981\u3068\u7279\u5fb4<\/h2>\n\n\n\n<p>Hibernate Validator\u306f\u3001Java\u306eBean Validation\u4ed5\u69d8\uff08JSR 380\uff09\u306e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u5b9f\u88c5\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u3001\u5f37\u529b\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3084\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u691c\u8a3c\u3092\u5ba3\u8a00\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u4e00\u8cab\u3057\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt\"><strong>\u4e3b\u306a\u7279\u5fb4<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5ba3\u8a00\u7684\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u76f4\u611f\u7684\u306a\u5b9f\u88c5<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/li>\n\n\n\n<li>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3068\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5206\u96e2<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u8c4a\u5bcc\u306a\u6a19\u6e96\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u6587\u5b57\u5217\u691c\u8a3c\uff08@NotNull, @Size, @Pattern\u7b49\uff09<\/li>\n\n\n\n<li>\u6570\u5024\u691c\u8a3c\uff08@Min, @Max, @Positive\u7b49\uff09<\/li>\n\n\n\n<li>\u65e5\u6642\u691c\u8a3c\uff08@Past, @Future\u7b49\uff09<\/li>\n\n\n\n<li>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u691c\u8a3c\uff08@Size, @NotEmpty\u7b49\uff09<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u62e1\u5f35\u6027<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u304c\u5bb9\u6613<\/li>\n\n\n\n<li>\u65e2\u5b58\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b<\/li>\n\n\n\n<li>\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30af\u30ed\u30b9\u30d5\u30a3\u30fc\u30eb\u30c9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u8907\u6570\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u9593\u306e\u76f8\u95a2\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>\u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u3067\u306e\u691c\u8a3c\u30ed\u30b8\u30c3\u30af<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">Bean Validation\u3068\u306e\u95a2\u4fc2\u6027<\/h2>\n\n\n\n<p>Bean Validation\uff08JSR 380\uff09\u306f\u3001Java\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u691c\u8a3c\u306e\u305f\u3081\u306e\u6a19\u6e96\u4ed5\u69d8\u3067\u3059\u3002Hibernate Validator\u306f\u3053\u306e\u4ed5\u69d8\u306e\u516c\u5f0f\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u5b9f\u88c5\u3068\u3057\u3066\u4f4d\u7f6e\u3065\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">Bean Validation\u4ed5\u69d8\u3068\u306e\u95a2\u4fc2<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6a19\u6e96\u5316\u3055\u308c\u305fAPI<\/strong>\n<ul class=\"wp-block-list\">\n<li><code>javax.validation<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u5b9f\u88c5\u63d0\u4f9b<\/li>\n\n\n\n<li>\u6a19\u6e96\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>\u30dd\u30fc\u30bf\u30d6\u30eb\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u62e1\u5f35\u6a5f\u80fd\u306e\u63d0\u4f9b<\/strong>\n<ul class=\"wp-block-list\">\n<li>Bean Validation\u4ed5\u69d8\u3092\u5b8c\u5168\u5b9f\u88c5<\/li>\n\n\n\n<li>\u8ffd\u52a0\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u7d71\u5408<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Spring Framework<\/strong>\n<ul class=\"wp-block-list\">\n<li>Spring\u306eValidation\u6a5f\u80fd\u3068\u5b8c\u5168\u7d71\u5408<\/li>\n\n\n\n<li>Spring MVC\u3067\u306e\u81ea\u52d5\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>RESTfulAPI\u3067\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u691c\u8a3c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>JPA\/Hibernate ORM<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u6c38\u7d9a\u5316\u524d\u691c\u8a3c<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5236\u7d04\u3068\u306e\u9023\u643a<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u3068\u306e\u7d71\u5408<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u305d\u306e\u4ed6\u306eJavaEE\/JakartaEE\u6a5f\u80fd<\/strong>\n<ul class=\"wp-block-list\">\n<li>CDI\u3068\u306e\u7d71\u5408<\/li>\n\n\n\n<li>JAX-RS\u3067\u306e\u5229\u7528<\/li>\n\n\n\n<li>JSTL\u30bf\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Hibernate Validator\u306e\u57fa\u672c\u6982\u5ff5\u3068\u7279\u5fb4\u3001\u304a\u3088\u3073Bean Validation\u4ed5\u69d8\u3068\u306e\u95a2\u4fc2\u6027\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3057\u305f\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u5177\u4f53\u7684\u306a\u5c0e\u5165\u624b\u9806\u306b\u9032\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-5\">2. Hibernate Validator\u5c0e\u5165\u624b\u9806<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">Maven \u3067\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>\u6700\u65b0\u306eHibernate Validator\u3092\u5c0e\u5165\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092pom.xml\u306b\u8ffd\u52a0\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;!-- Hibernate Validator - Bean Validation\u5b9f\u88c5 --&gt;\n&lt;dependency&gt;\n    &lt;groupId&gt;org.hibernate.validator&lt;\/groupId&gt;\n    &lt;artifactId&gt;hibernate-validator&lt;\/artifactId&gt;\n    &lt;version&gt;7.0.5.Final&lt;\/version&gt;\n&lt;\/dependency&gt;\n\n&lt;!-- Expression Language\u5b9f\u88c5 --&gt;\n&lt;dependency&gt;\n    &lt;groupId&gt;org.glassfish&lt;\/groupId&gt;\n    &lt;artifactId&gt;jakarta.el&lt;\/artifactId&gt;\n    &lt;version&gt;4.0.2&lt;\/version&gt;\n&lt;\/dependency&gt;<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">Gradle \u3067\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>build.gradle\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">dependencies {\n    implementation 'org.hibernate.validator:hibernate-validator:7.0.5.Final'\n    implementation 'org.glassfish:jakarta.el:4.0.2'\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-9\">\u57fa\u672c\u7684\u306a\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">1. ValidatorFactory\u306e\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=\"\">\/\/ ValidatorFactory\u306e\u4f5c\u6210\nValidatorFactory factory = Validation.buildDefaultValidatorFactory();\n\/\/ Validator\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u53d6\u5f97\nValidator validator = factory.getValidator();<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">2. Spring Framework\u3067\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>Spring Boot\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u81ea\u52d5\u8a2d\u5b9a\u306b\u3088\u308a\u7279\u5225\u306a\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3059\u3002<br>\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class ValidationConfig {\n    @Bean\n    public LocalValidatorFactoryBean validator() {\n        LocalValidatorFactoryBean bean = new LocalValidatorFactoryBean();\n        return bean;\n    }\n\n    @Bean\n    public MethodValidationPostProcessor methodValidationPostProcessor() {\n        MethodValidationPostProcessor processor = new MethodValidationPostProcessor();\n        processor.setValidator(validator());\n        return processor;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">3. \u30ab\u30b9\u30bf\u30e0\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-13\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/h4>\n\n\n\n<p><code>ValidationMessages.properties<\/code>\u30d5\u30a1\u30a4\u30eb\u3092src\/main\/resources\u306b\u4f5c\u6210\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=\"\"># src\/main\/resources\/ValidationMessages.properties\ncustom.message.notNull=\u3053\u306e\u9805\u76ee\u306f\u5fc5\u9808\u3067\u3059\ncustom.message.size=\u30b5\u30a4\u30ba\u306f{min}\u304b\u3089{max}\u306e\u9593\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-14\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/h4>\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=\"\">ValidatorFactory factory = Validation.byDefaultProvider()\n    .configure()\n    .messageInterpolator(new ResourceBundleMessageInterpolator())\n    .failFast(true)  \/\/ \u6700\u521d\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u3067\u51e6\u7406\u3092\u4e2d\u65ad\n    .buildValidatorFactory();<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">4. \u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7c21\u5358\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u3067\u52d5\u4f5c\u78ba\u8a8d\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class User {\n    @NotNull(message = \"{custom.message.notNull}\")\n    private String username;\n\n    @Size(min = 8, max = 32, message = \"{custom.message.size}\")\n    private String password;\n\n    \/\/ getters and setters\n}<\/pre>\n\n\n\n<p>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\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=\"\">User user = new User();\nSet&lt;ConstraintViolation&lt;User&gt;&gt; violations = validator.validate(user);\n\nviolations.forEach(violation -&gt; {\n    System.out.println(\"Property: \" + violation.getPropertyPath());\n    System.out.println(\"Message: \" + violation.getMessage());\n});<\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001Hibernate Validator\u3092\u4f7f\u7528\u3059\u308b\u6e96\u5099\u304c\u6574\u3044\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5177\u4f53\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-16\">3. \u57fa\u672c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u65b9\u6cd5<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u57fa\u672c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>Hibernate Validator\u306f\u3001\u69d8\u3005\u306a\u7528\u9014\u306b\u5bfe\u5fdc\u3059\u308b\u8c4a\u5bcc\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\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=\"\">public class Product {\n    @NotNull(message = \"\u5546\u54c1\u540d\u306f\u5fc5\u9808\u3067\u3059\")\n    @Size(min = 1, max = 100, message = \"\u5546\u54c1\u540d\u306f1-100\u6587\u5b57\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String name;\n\n    @Min(value = 0, message = \"\u4fa1\u683c\u306f0\u4ee5\u4e0a\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private int price;\n\n    @Email(message = \"\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String contactEmail;\n\n    @Pattern(regexp = \"^[A-Z]{2}-\\\\d{6}$\", message = \"\u5546\u54c1\u30b3\u30fc\u30c9\u306f\u300cXX-123456\u300d\u306e\u5f62\u5f0f\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String productCode;\n\n    \/\/ getters and setters\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u8907\u5408\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u8907\u6570\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class Order {\n    @NotNull\n    @Future(message = \"\u914d\u9001\u65e5\u306f\u672a\u6765\u306e\u65e5\u4ed8\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private LocalDate deliveryDate;\n\n    @NotEmpty(message = \"\u914d\u9001\u5148\u4f4f\u6240\u306f\u5fc5\u9808\u3067\u3059\")\n    @Size(max = 200, message = \"\u914d\u9001\u5148\u4f4f\u6240\u306f200\u6587\u5b57\u4ee5\u5185\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String shippingAddress;\n\n    @Valid  \/\/ \u30cd\u30b9\u30c8\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u6709\u52b9\u5316\n    private List&lt;OrderItem&gt; items;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-20\">\u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306e\u5b9a\u7fa9<\/h3>\n\n\n\n<p>\u7570\u306a\u308b\u72b6\u6cc1\u3067\u7570\u306a\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3059\u308b\u5834\u5408\u306b\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5b9a\u7fa9\npublic interface Creation {}\npublic interface Update {}\npublic interface Delete {}\n\npublic class User {\n    @NotNull(groups = {Creation.class, Update.class})\n    @Size(min = 4, max = 20, groups = {Creation.class, Update.class})\n    private String username;\n\n    @NotNull(groups = Creation.class)\n    @Size(min = 8, groups = Creation.class)\n    private String password;\n\n    @Email(groups = {Creation.class, Update.class})\n    private String email;\n\n    @NotNull(groups = Delete.class)\n    private String deleteReason;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u30b0\u30eb\u30fc\u30d7\u9806\u5e8f\u306e\u5236\u5fa1<\/h3>\n\n\n\n<p>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u9806\u5e8f\u3092\u5236\u5fa1\u3059\u308b\u5834\u5408\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=\"\">@GroupSequence({Creation.class, Advanced.class})\npublic interface OrderedValidation {}\n\n@GroupSequence({User.class, Creation.class, Advanced.class})\npublic class User {\n    @NotNull(groups = Creation.class)\n    private String username;\n\n    @Size(min = 10, groups = Advanced.class)\n    private String description;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-23\">\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">\u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/h3>\n\n\n\n<p>\u72ec\u81ea\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u5b9f\u88c5\u3059\u308b\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=\"\">\/\/ \u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5b9a\u7fa9\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = JapanesePhoneNumberValidator.class)\npublic @interface JapanesePhoneNumber {\n    String message() default \"\u6709\u52b9\u306a\u65e5\u672c\u306e\u96fb\u8a71\u756a\u53f7\u3067\u306f\u3042\u308a\u307e\u305b\u3093\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}\n\n\/\/ \u30d0\u30ea\u30c7\u30fc\u30bf\u306e\u5b9f\u88c5\npublic class JapanesePhoneNumberValidator \n    implements ConstraintValidator&lt;JapanesePhoneNumber, String&gt; {\n\n    @Override\n    public void initialize(JapanesePhoneNumber constraintAnnotation) {\n        \/\/ \u521d\u671f\u5316\u51e6\u7406\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3053\u3053\u306b\u8a18\u8ff0\n    }\n\n    @Override\n    public boolean isValid(String value, ConstraintValidatorContext context) {\n        if (value == null) {\n            return true;  \/\/ @NotNull\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u5834\u5408\n        }\n        \/\/ \u65e5\u672c\u306e\u96fb\u8a71\u756a\u53f7\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30c1\u30a7\u30c3\u30af\uff08\u4f8b: 03-1234-5678\uff09\n        return value.matches(\"^0\\\\d{1,4}-\\\\d{1,4}-\\\\d{4}$\");\n    }\n}\n\n\/\/ \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u4f8b\npublic class Customer {\n    @JapanesePhoneNumber\n    private String phoneNumber;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-25\">\u8907\u5408\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u8907\u6570\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u691c\u8a3c\u3059\u308b\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=\"\">@Target({ElementType.TYPE})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = PasswordMatchValidator.class)\npublic @interface PasswordMatch {\n    String message() default \"\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}\n\npublic class PasswordMatchValidator \n    implements ConstraintValidator&lt;PasswordMatch, PasswordReset&gt; {\n\n    @Override\n    public boolean isValid(PasswordReset value, ConstraintValidatorContext context) {\n        return value.getNewPassword().equals(value.getConfirmPassword());\n    }\n}\n\n@PasswordMatch\npublic class PasswordReset {\n    private String newPassword;\n    private String confirmPassword;\n    \/\/ getters and setters\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u305f\u67d4\u8edf\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u5b9f\u8df5\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-26\">4. \u5b9f\u8df5\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u4f8b15\u9078<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-27\">\u6587\u5b57\u5217\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-28\">1. \u90f5\u4fbf\u756a\u53f7\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/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=\"\">public class Address {\n    @Pattern(regexp = \"^\\\\d{3}-\\\\d{4}$\", message = \"\u90f5\u4fbf\u756a\u53f7\u306f\u300c123-4567\u300d\u306e\u5f62\u5f0f\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String postalCode;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">2. \u5168\u89d2\u30ab\u30bf\u30ab\u30ca\u306e\u307f\u8a31\u53ef<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CustomerProfile {\n    @Pattern(regexp = \"^[\u30a1-\u30f6\u30fc]*$\", message = \"\u30ab\u30bf\u30ab\u30ca\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String nameKana;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-30\">3. URL\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class Website {\n    @URL(protocol = \"https\", message = \"\u6709\u52b9\u306aHTTPS\u306eURL\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String secureUrl;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-31\">\u6570\u5024\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">4. \u6570\u5024\u7bc4\u56f2\u306e\u8907\u5408\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class Product {\n    @Positive\n    @Max(value = 1000000, message = \"\u4fa1\u683c\u306f100\u4e07\u5186\u4ee5\u4e0b\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private BigDecimal price;\n\n    @PositiveOrZero\n    @Max(value = 9999, message = \"\u5728\u5eab\u6570\u306f9999\u500b\u4ee5\u4e0b\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private Integer stock;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">5. \u5272\u5408\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/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=\"\">public class Discount {\n    @DecimalMin(value = \"0.0\", message = \"\u5272\u5f15\u7387\u306f0%\u4ee5\u4e0a\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    @DecimalMax(value = \"1.0\", message = \"\u5272\u5f15\u7387\u306f100%\u4ee5\u4e0b\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private BigDecimal rate;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-34\">6. \u6570\u5024\u306e\u6841\u6570\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class BankAccount {\n    @Digits(integer = 10, fraction = 2, message = \"\u91d1\u984d\u306f\u6574\u6570\u90e810\u6841\u3001\u5c0f\u6570\u90e82\u6841\u4ee5\u5185\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private BigDecimal balance;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-35\">\u65e5\u4ed8\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-36\">7. \u671f\u9593\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af<\/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=\"\">@CheckDateRange\npublic class EventPeriod {\n    @NotNull\n    private LocalDateTime startDate;\n\n    @NotNull\n    private LocalDateTime endDate;\n}\n\n@Target({ElementType.TYPE})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = DateRangeValidator.class)\n@interface CheckDateRange {\n    String message() default \"\u958b\u59cb\u65e5\u306f\u7d42\u4e86\u65e5\u3088\u308a\u524d\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}\n\npublic class DateRangeValidator implements ConstraintValidator&lt;CheckDateRange, EventPeriod&gt; {\n    @Override\n    public boolean isValid(EventPeriod period, ConstraintValidatorContext context) {\n        if (period.getStartDate() == null || period.getEndDate() == null) {\n            return true;\n        }\n        return period.getStartDate().isBefore(period.getEndDate());\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">8. \u55b6\u696d\u65e5\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class BusinessDayValidator implements ConstraintValidator&lt;BusinessDay, LocalDate&gt; {\n    @Override\n    public boolean isValid(LocalDate date, ConstraintValidatorContext context) {\n        if (date == null) return true;\n\n        DayOfWeek dayOfWeek = date.getDayOfWeek();\n        return !(dayOfWeek == DayOfWeek.SATURDAY || dayOfWeek == DayOfWeek.SUNDAY);\n    }\n}\n\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = BusinessDayValidator.class)\n@interface BusinessDay {\n    String message() default \"\u55b6\u696d\u65e5\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">9. \u5e74\u9f62\u5236\u9650\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class AgeValidator implements ConstraintValidator&lt;ValidAge, LocalDate&gt; {\n    private int minAge;\n\n    @Override\n    public void initialize(ValidAge constraintAnnotation) {\n        this.minAge = constraintAnnotation.min();\n    }\n\n    @Override\n    public boolean isValid(LocalDate birthDate, ConstraintValidatorContext context) {\n        if (birthDate == null) return true;\n\n        LocalDate now = LocalDate.now();\n        return Period.between(birthDate, now).getYears() &gt;= minAge;\n    }\n}\n\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = AgeValidator.class)\n@interface ValidAge {\n    int min() default 0;\n    String message() default \"{min}\u6b73\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-39\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u76f8\u95a2\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">10. \u30d1\u30b9\u30ef\u30fc\u30c9\u4e00\u81f4\u30c1\u30a7\u30c3\u30af<\/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=\"\">@PasswordMatch(field = \"password\", fieldMatch = \"confirmPassword\")\npublic class RegistrationForm {\n    @NotEmpty\n    private String password;\n\n    @NotEmpty\n    private String confirmPassword;\n}\n\n@Target({ElementType.TYPE})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = PasswordMatchValidator.class)\n@interface PasswordMatch {\n    String message() default \"\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\";\n    String field();\n    String fieldMatch();\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-41\">11. \u91d1\u984d\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af<\/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=\"\">@ValidTransaction\npublic class Transaction {\n    @NotNull\n    @Positive\n    private BigDecimal totalAmount;\n\n    @Valid\n    @NotEmpty\n    private List&lt;TransactionDetail&gt; details;\n}\n\npublic class TransactionValidator implements ConstraintValidator&lt;ValidTransaction, Transaction&gt; {\n    @Override\n    public boolean isValid(Transaction transaction, ConstraintValidatorContext context) {\n        BigDecimal sumOfDetails = transaction.getDetails().stream()\n            .map(TransactionDetail::getAmount)\n            .reduce(BigDecimal.ZERO, BigDecimal::add);\n\n        return transaction.getTotalAmount().equals(sumOfDetails);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">12. \u5728\u5eab\u6570\u30c1\u30a7\u30c3\u30af<\/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=\"\">@ValidStock\npublic class OrderItem {\n    @NotNull\n    private Long productId;\n\n    @Positive\n    private int quantity;\n}\n\npublic class StockValidator implements ConstraintValidator&lt;ValidStock, OrderItem&gt; {\n    @Autowired\n    private ProductService productService;\n\n    @Override\n    public boolean isValid(OrderItem item, ConstraintValidatorContext context) {\n        Product product = productService.findById(item.getProductId());\n        return product != null &amp;&amp; product.getStock() &gt;= item.getQuantity();\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-43\">\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-44\">13. \u30ea\u30b9\u30c8\u30b5\u30a4\u30ba\u3068\u8981\u7d20\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/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=\"\">public class ShoppingCart {\n    @Size(min = 1, max = 10, message = \"\u30ab\u30fc\u30c8\u306b\u306f1-10\u500b\u306e\u5546\u54c1\u3092\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\")\n    @Valid\n    private List&lt;CartItem&gt; items;\n}\n\npublic class CartItem {\n    @NotNull\n    private Long productId;\n\n    @Min(1)\n    @Max(99)\n    private int quantity;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">14. \u91cd\u8907\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class UniqueElementsValidator implements ConstraintValidator&lt;UniqueElements, Collection&lt;?&gt;&gt; {\n    @Override\n    public boolean isValid(Collection&lt;?&gt; collection, ConstraintValidatorContext context) {\n        if (collection == null) return true;\n\n        Set&lt;?&gt; set = new HashSet&lt;&gt;(collection);\n        return set.size() == collection.size();\n    }\n}\n\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = UniqueElementsValidator.class)\n@interface UniqueElements {\n    String message() default \"\u91cd\u8907\u3059\u308b\u8981\u7d20\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-46\">15. \u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u8981\u7d20\u306e\u76f8\u95a2\u30c1\u30a7\u30c3\u30af<\/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=\"\">public class Schedule {\n    @ValidTimeSlots\n    private List&lt;TimeSlot&gt; timeSlots;\n}\n\npublic class TimeSlotValidator implements ConstraintValidator&lt;ValidTimeSlots, List&lt;TimeSlot&gt;&gt; {\n    @Override\n    public boolean isValid(List&lt;TimeSlot&gt; timeSlots, ConstraintValidatorContext context) {\n        if (timeSlots == null || timeSlots.size() &lt;= 1) return true;\n\n        \/\/ \u6642\u9593\u67a0\u306e\u91cd\u8907\u30c1\u30a7\u30c3\u30af\n        for (int i = 0; i &lt; timeSlots.size() - 1; i++) {\n            for (int j = i + 1; j &lt; timeSlots.size(); j++) {\n                if (timeSlots.get(i).overlaps(timeSlots.get(j))) {\n                    return false;\n                }\n            }\n        }\n        return true;\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-47\">5. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-48\">\u30e1\u30c3\u30bb\u30fc\u30b8\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u306e\u6d3b\u7528\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-49\">\u57fa\u672c\u7684\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u5b9a\u7fa9<\/h3>\n\n\n\n<p><code>src\/main\/resources\/ValidationMessages.properties<\/code>\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5b9a\u7fa9\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u57fa\u672c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\njavax.validation.constraints.NotNull.message=\u3053\u306e\u9805\u76ee\u306f\u5fc5\u9808\u3067\u3059\njavax.validation.constraints.Size.message={min}\u6587\u5b57\u304b\u3089{max}\u6587\u5b57\u306e\u9593\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\njavax.validation.constraints.Min.message={value}\u4ee5\u4e0a\u306e\u5024\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\njavax.validation.constraints.Max.message={value}\u4ee5\u4e0b\u306e\u5024\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\njavax.validation.constraints.Email.message=\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\n\n# \u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\nuser.name.required=\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\nuser.email.invalid=\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\nuser.password.weak=\u30d1\u30b9\u30ef\u30fc\u30c9\u306f8\u6587\u5b57\u4ee5\u4e0a\u3067\u3001\u82f1\u5b57\u30fb\u6570\u5b57\u3092\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-50\">\u591a\u8a00\u8a9e\u5bfe\u5fdc\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u8a00\u8a9e\u5225\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u30d5\u30a1\u30a4\u30eb\u3092\u7528\u610f\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># ValidationMessages_en.properties\nuser.name.required=Username is required\nuser.email.invalid=Please enter a valid email address\nuser.password.weak=Password must be at least 8 characters and contain letters and numbers\n\n# ValidationMessages_ja.properties\nuser.name.required=\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\nuser.email.invalid=\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\nuser.password.weak=\u30d1\u30b9\u30ef\u30fc\u30c9\u306f8\u6587\u5b57\u4ee5\u4e0a\u3067\u3001\u82f1\u5b57\u30fb\u6570\u5b57\u3092\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/pre>\n\n\n\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u4f7f\u7528\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class User {\n    @NotNull(message = \"{user.name.required}\")\n    private String username;\n\n    @Email(message = \"{user.email.invalid}\")\n    private String email;\n\n    @Pattern(\n        regexp = \"^(?=.*[A-Za-z])(?=.*\\\\d)[A-Za-z\\\\d]{8,}$\",\n        message = \"{user.password.weak}\"\n    )\n    private String password;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-51\">\u52d5\u7684\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u751f\u6210\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-52\">1. \u30e1\u30c3\u30bb\u30fc\u30b8\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u6d3b\u7528<\/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=\"\">public class Product {\n    @Size(\n        min = 3,\n        max = 50,\n        message = \"\u5546\u54c1\u540d\u306f{min}\u6587\u5b57\u4ee5\u4e0a{max}\u6587\u5b57\u4ee5\u4e0b\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u73fe\u5728\u306e\u9577\u3055: ${validatedValue.length()}\"\n    )\n    private String name;\n\n    @DecimalMin(\n        value = \"100\",\n        message = \"\u4fa1\u683c\u306f{value}\u5186\u4ee5\u4e0a\u306b\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u73fe\u5728\u306e\u4fa1\u683c: ${validatedValue}\u5186\"\n    )\n    private BigDecimal price;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-53\">2. \u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\u88dc\u9593\u5b50\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CustomMessageInterpolator implements MessageInterpolator {\n    private final MessageInterpolator defaultInterpolator;\n    private final DateTimeFormatter dateFormatter;\n\n    public CustomMessageInterpolator(MessageInterpolator defaultInterpolator) {\n        this.defaultInterpolator = defaultInterpolator;\n        this.dateFormatter = DateTimeFormatter.ofPattern(\"yyyy\/MM\/dd\");\n    }\n\n    @Override\n    public String interpolate(String messageTemplate, Context context) {\n        String message = defaultInterpolator.interpolate(messageTemplate, context);\n\n        \/\/ \u65e5\u4ed8\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\n        if (context.getValidatedValue() instanceof LocalDate) {\n            LocalDate date = (LocalDate) context.getValidatedValue();\n            message = message.replace(\"${validatedValue}\", \n                date.format(dateFormatter));\n        }\n\n        return message;\n    }\n\n    @Override\n    public String interpolate(String messageTemplate, Context context, Locale locale) {\n        String message = defaultInterpolator.interpolate(messageTemplate, context, locale);\n\n        if (context.getValidatedValue() instanceof LocalDate) {\n            LocalDate date = (LocalDate) context.getValidatedValue();\n            message = message.replace(\"${validatedValue}\", \n                date.format(dateFormatter));\n        }\n\n        return message;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-54\">3. \u30e1\u30c3\u30bb\u30fc\u30b8\u30ea\u30be\u30eb\u30d0\u30fc\u306e\u5b9f\u88c5<\/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 CustomMessageResolver implements MessageResolver {\n    private final MessageSource messageSource;\n\n    public CustomMessageResolver(MessageSource messageSource) {\n        this.messageSource = messageSource;\n    }\n\n    public String resolveMessage(String messageKey, Locale locale) {\n        try {\n            return messageSource.getMessage(messageKey, null, locale);\n        } catch (NoSuchMessageException e) {\n            return messageKey;\n        }\n    }\n}\n\n@Configuration\npublic class ValidationConfig {\n    @Bean\n    public LocalValidatorFactoryBean validator(MessageSource messageSource) {\n        LocalValidatorFactoryBean bean = new LocalValidatorFactoryBean();\n        bean.setValidationMessageSource(messageSource);\n        return bean;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-55\">4. \u6761\u4ef6\u4ed8\u304d\u30e1\u30c3\u30bb\u30fc\u30b8\u751f\u6210<\/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=\"\">public class DynamicMessageValidator implements ConstraintValidator&lt;ValidWithMessage, Object&gt; {\n    @Override\n    public boolean isValid(Object value, ConstraintValidatorContext context) {\n        boolean isValid = \/* \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af *\/;\n\n        if (!isValid) {\n            context.disableDefaultConstraintViolation();\n            String message = generateDynamicMessage(value);\n            context.buildConstraintViolationWithTemplate(message)\n                   .addConstraintViolation();\n        }\n\n        return isValid;\n    }\n\n    private String generateDynamicMessage(Object value) {\n        \/\/ \u5024\u306b\u5fdc\u3058\u3066\u52d5\u7684\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u751f\u6210\n        if (value == null) {\n            return \"\u5024\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\";\n        }\n        if (value instanceof String &amp;&amp; ((String) value).isEmpty()) {\n            return \"\u7a7a\u6587\u5b57\u306f\u8a31\u53ef\u3055\u308c\u3066\u3044\u307e\u305b\u3093\";\n        }\n        return \"\u7121\u52b9\u306a\u5024\u3067\u3059: \" + value;\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u67d4\u8edf\u3067\u30e6\u30fc\u30b6\u30fc\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-56\">6. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-57\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u6700\u9069\u5316\u624b\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-58\">1. ValidatorFactory\u306e\u9069\u5207\u306a\u7ba1\u7406<\/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 ValidationConfig {\n    @Bean\n    public ValidatorFactory validatorFactory() {\n        \/\/ ValidatorFactory\u3092\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u3068\u3057\u3066\u7ba1\u7406\n        return Validation.buildDefaultValidatorFactory();\n    }\n\n    @Bean\n    public Validator validator(ValidatorFactory validatorFactory) {\n        \/\/ ValidatorFactory\u304b\u3089Validator\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u53d6\u5f97\n        return validatorFactory.getValidator();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-59\">2. \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/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 ValidationService {\n    private final Validator validator;\n    private final LoadingCache&lt;Class&lt;?&gt;, BeanDescriptor&gt; descriptorCache;\n\n    public ValidationService(Validator validator) {\n        this.validator = validator;\n        this.descriptorCache = CacheBuilder.newBuilder()\n            .maximumSize(1000)\n            .expireAfterWrite(1, TimeUnit.HOURS)\n            .build(new CacheLoader&lt;Class&lt;?&gt;, BeanDescriptor&gt;() {\n                @Override\n                public BeanDescriptor load(Class&lt;?&gt; key) {\n                    return validator.getConstraintsForClass(key);\n                }\n            });\n    }\n\n    public BeanDescriptor getConstraintsForClass(Class&lt;?&gt; clazz) {\n        try {\n            return descriptorCache.get(clazz);\n        } catch (ExecutionException e) {\n            return validator.getConstraintsForClass(clazz);\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-60\">3. \u30b0\u30eb\u30fc\u30d7\u9806\u5e8f\u306e\u6700\u9069\u5316<\/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=\"\">\/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306e\u5b9a\u7fa9\npublic interface BasicValidation {}\npublic interface ExtendedValidation {}\n\n\/\/ \u30b0\u30eb\u30fc\u30d7\u9806\u5e8f\u306e\u5b9a\u7fa9\n@GroupSequence({BasicValidation.class, ExtendedValidation.class})\npublic interface ValidationOrder {}\n\n\/\/ \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u306e\u30b0\u30eb\u30fc\u30d7\u9806\u5e8f\u306e\u6d3b\u7528\n@Entity\n@GroupSequence({User.class, BasicValidation.class, ExtendedValidation.class})\npublic class User {\n    @NotNull(groups = BasicValidation.class)\n    private String username;\n\n    @Pattern(\n        regexp = \"^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\\\.[A-Za-z]{2,6}$\",\n        groups = ExtendedValidation.class\n    )\n    private String email;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-61\">\u5b9f\u88c5\u6642\u306e\u6ce8\u610f\u70b9\u3068Tips<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-62\">1. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/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=\"\">public class ValidationBestPractices {\n\n    \/\/ \ud83d\udc4d \u826f\u3044\u4f8b\uff1a\u660e\u78ba\u306a\u5236\u7d04\u3068\u9069\u5207\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\n    public class GoodExample {\n        @NotNull(message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\")\n        @Size(min = 4, max = 20, message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f4-20\u6587\u5b57\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n        private String username;\n\n        @Email(message = \"\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n        private String email;\n    }\n\n    \/\/ \ud83d\udc4e \u60aa\u3044\u4f8b\uff1a\u5236\u7d04\u304c\u4e0d\u660e\u78ba\u3067\u66d6\u6627\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\n    public class BadExample {\n        @NotNull(message = \"invalid\")  \/\/ \u4e0d\u9069\u5207\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\n        private String username;\n\n        @Pattern(regexp = \".*@.*\")  \/\/ \u4e0d\u9069\u5207\u306a\u6b63\u898f\u8868\u73fe\n        private String email;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-63\">2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u95a2\u3059\u308b\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306e\u9069\u5207\u306a\u4f7f\u7528<\/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=\"\">public class PerformanceConsiderations {\n\n    \/\/ \ud83d\udc4d \u826f\u3044\u4f8b\uff1a\u5fc5\u8981\u306a\u6642\u3060\u3051\u91cd\u3044\u51e6\u7406\u3092\u5b9f\u884c\n    @ValidateOnUpdate(groups = UpdateValidation.class)\n    public class GoodPerformance {\n        @NotNull(groups = {CreateValidation.class, UpdateValidation.class})\n        private String name;\n\n        @CustomHeavyValidation(groups = UpdateValidation.class)\n        private String complexData;\n    }\n\n    \/\/ \ud83d\udc4e \u60aa\u3044\u4f8b\uff1a\u5e38\u306b\u5168\u3066\u306e\u691c\u8a3c\u3092\u5b9f\u884c\n    public class BadPerformance {\n        @NotNull\n        private String name;\n\n        @CustomHeavyValidation  \/\/ \u30b0\u30eb\u30fc\u30d7\u6307\u5b9a\u306a\u3057\n        private String complexData;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-64\">3. \u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316<\/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 ValidationMemoryOptimization {\n\n    @Bean\n    public ValidatorFactory validatorFactory() {\n        return Validation.byDefaultProvider()\n            .configure()\n            .failFast(true)  \/\/ \u6700\u521d\u306e\u30a8\u30e9\u30fc\u3067\u691c\u8a3c\u3092\u4e2d\u65ad\n            .buildValidatorFactory();\n    }\n\n    \/\/ \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30bf\u3067\u306e\u30e1\u30e2\u30ea\u6700\u9069\u5316\n    public class MemoryEfficientValidator \n        implements ConstraintValidator&lt;CustomConstraint, String&gt; {\n\n        private static final Pattern PATTERN = Pattern.compile(\"^[A-Z0-9]+$\");\n\n        @Override\n        public boolean isValid(String value, ConstraintValidatorContext context) {\n            if (value == null) {\n                return true;\n            }\n            return PATTERN.matcher(value).matches();\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-65\">4. \u63a8\u5968\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u4e00\u89a7<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u968e\u5c64\u306e\u9069\u5207\u306a\u8a2d\u8a08<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ec\u30d9\u30eb<\/li>\n\n\n\n<li>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u30ec\u30d9\u30eb<\/li>\n\n\n\n<li>\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6a19\u6e96\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   # ValidationMessages.properties\n   validation.pattern=\u30d1\u30bf\u30fc\u30f3\u300c{regexp}\u300d\u306b\u4e00\u81f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\n   validation.size=\u30b5\u30a4\u30ba\u306f{min}\u304b\u3089{max}\u306e\u9593\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\n   validation.notnull=\u5fc5\u9808\u9805\u76ee\u3067\u3059<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u518d\u5229\u7528\u6027\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Documented\n   @Constraint(validatedBy = PhoneNumberValidator.class)\n   @Target({ElementType.FIELD})\n   @Retention(RetentionPolicy.RUNTIME)\n   @ReportAsSingleViolation\n   @Pattern(regexp = \"^\\\\d{2,4}-\\\\d{2,4}-\\\\d{4}$\")\n   public @interface Phone {\n       String message() default \"\u96fb\u8a71\u756a\u53f7\u306e\u5f62\u5f0f\u304c\u4e0d\u6b63\u3067\u3059\";\n       Class&lt;?&gt;[] groups() default {};\n       Class&lt;? extends Payload&gt;[] payload() default {};\n   }<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6700\u9069\u5316\u624b\u6cd5\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Spring Framework\u3068\u306e\u9023\u643a\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-66\">7. Spring Framework\u3068\u306e\u9023\u643a<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-67\">Spring\u3067\u306eHibernate Validator\u6d3b\u7528\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-68\">1. Spring Boot \u3067\u306e\u57fa\u672c\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=\"\">@Configuration\npublic class ValidationConfig {\n    @Bean\n    public LocalValidatorFactoryBean validator() {\n        LocalValidatorFactoryBean bean = new LocalValidatorFactoryBean();\n        return bean;\n    }\n\n    @Bean\n    public MethodValidationPostProcessor methodValidationPostProcessor() {\n        MethodValidationPostProcessor processor = new MethodValidationPostProcessor();\n        processor.setValidator(validator());\n        return processor;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-69\">2. \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/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=\"\">@RestController\n@RequestMapping(\"\/api\/users\")\n@Validated\npublic class UserController {\n\n    @PostMapping\n    public ResponseEntity&lt;User&gt; createUser(\n            @Valid @RequestBody UserCreateRequest request,\n            BindingResult result) {\n\n        if (result.hasErrors()) {\n            throw new ValidationException(\n                result.getFieldErrors().stream()\n                    .map(error -&gt; error.getField() + \": \" + error.getDefaultMessage())\n                    .collect(Collectors.joining(\", \"))\n            );\n        }\n\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u30ed\u30b8\u30c3\u30af\n        return ResponseEntity.ok(user);\n    }\n\n    @GetMapping(\"\/{id}\")\n    public ResponseEntity&lt;User&gt; getUser(\n            @PathVariable @Pattern(regexp = \"^[0-9]+$\") String id) {\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u53d6\u5f97\u30ed\u30b8\u30c3\u30af\n        return ResponseEntity.ok(user);\n    }\n}\n\npublic class UserCreateRequest {\n    @NotBlank(message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\")\n    @Size(min = 4, max = 20, message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f4-20\u6587\u5b57\u3067\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String username;\n\n    @Email(message = \"\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n    private String email;\n\n    @NotNull(message = \"\u5e74\u9f62\u306f\u5fc5\u9808\u3067\u3059\")\n    @Min(value = 18, message = \"18\u6b73\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\")\n    private Integer age;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-70\">3. \u30b5\u30fc\u30d3\u30b9\u5c64\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/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\n@Validated\npublic class UserService {\n\n    @Validated(OnUpdate.class)\n    public User updateUser(@Valid UserUpdateRequest request) {\n        \/\/ \u30e6\u30fc\u30b6\u30fc\u66f4\u65b0\u30ed\u30b8\u30c3\u30af\n        return updatedUser;\n    }\n\n    @Validated(OnCreate.class)\n    public void validateBusinessRules(@Valid User user) {\n        \/\/ \u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306e\u691c\u8a3c\n    }\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-71\">RESTful API\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-72\">1. \u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u4f8b\u5916\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/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=\"\">@RestControllerAdvice\npublic class GlobalExceptionHandler {\n\n    @ExceptionHandler(MethodArgumentNotValidException.class)\n    public ResponseEntity&lt;ValidationErrorResponse&gt; handleValidationExceptions(\n            MethodArgumentNotValidException ex) {\n\n        ValidationErrorResponse errors = new ValidationErrorResponse();\n        ex.getBindingResult().getAllErrors().forEach(error -&gt; {\n            String fieldName = ((FieldError) error).getField();\n            String errorMessage = error.getDefaultMessage();\n            errors.addError(fieldName, errorMessage);\n        });\n\n        return ResponseEntity\n            .status(HttpStatus.BAD_REQUEST)\n            .body(errors);\n    }\n\n    @ExceptionHandler(ConstraintViolationException.class)\n    public ResponseEntity&lt;ValidationErrorResponse&gt; handleConstraintViolation(\n            ConstraintViolationException ex) {\n\n        ValidationErrorResponse errors = new ValidationErrorResponse();\n        ex.getConstraintViolations().forEach(violation -&gt; {\n            String fieldName = violation.getPropertyPath().toString();\n            String errorMessage = violation.getMessage();\n            errors.addError(fieldName, errorMessage);\n        });\n\n        return ResponseEntity\n            .status(HttpStatus.BAD_REQUEST)\n            .body(errors);\n    }\n}\n\n@Data\npublic class ValidationErrorResponse {\n    private final Map&lt;String, List&lt;String&gt;&gt; errors = new HashMap&lt;&gt;();\n\n    public void addError(String field, String message) {\n        errors.computeIfAbsent(field, k -&gt; new ArrayList&lt;&gt;()).add(message);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-73\">2. \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5<\/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=\"\">@Target({ElementType.TYPE})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = UniqueUsernameValidator.class)\npublic @interface UniqueUsername {\n    String message() default \"\u3053\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u65e2\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\";\n    Class&lt;?&gt;[] groups() default {};\n    Class&lt;? extends Payload&gt;[] payload() default {};\n}\n\n@Component\npublic class UniqueUsernameValidator \n    implements ConstraintValidator&lt;UniqueUsername, UserCreateRequest&gt; {\n\n    private final UserRepository userRepository;\n\n    public UniqueUsernameValidator(UserRepository userRepository) {\n        this.userRepository = userRepository;\n    }\n\n    @Override\n    public boolean isValid(UserCreateRequest request, \n                         ConstraintValidatorContext context) {\n        return !userRepository.existsByUsername(request.getUsername());\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-74\">3. \u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5<\/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=\"\">@RestController\n@RequestMapping(\"\/api\/async\")\npublic class AsyncValidationController {\n\n    @PostMapping(\"\/validate\")\n    public CompletableFuture&lt;ResponseEntity&lt;ValidationResult&gt;&gt; validateAsync(\n            @Valid @RequestBody ValidationRequest request) {\n\n        return CompletableFuture.supplyAsync(() -&gt; {\n            \/\/ \u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\n            ValidationResult result = performAsyncValidation(request);\n            return ResponseEntity.ok(result);\n        });\n    }\n\n    private ValidationResult performAsyncValidation(ValidationRequest request) {\n        \/\/ \u6642\u9593\u306e\u304b\u304b\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\n        return new ValidationResult();\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001Spring Framework\u3068\u9023\u643a\u3057\u305f\u5805\u7262\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-75\">8. \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-76\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-77\">1. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u5b9f\u884c\u3055\u308c\u306a\u3044<\/h3>\n\n\n\n<p class=\"is-style-sango-paragraph-exclamation-alt\"><strong>\u554f\u984c\u4f8b<\/strong><\/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=\"\">@RestController\npublic class UserController {\n    @PostMapping(\"\/users\")\n    public ResponseEntity&lt;User&gt; createUser(@RequestBody UserCreateRequest request) {\n        \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u52d5\u4f5c\u3057\u306a\u3044\n    }\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-good-alt\"><strong>\u89e3\u6c7a\u7b56<\/strong><\/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=\"\">@RestController\npublic class UserController {\n    @PostMapping(\"\/users\")\n    public ResponseEntity&lt;User&gt; createUser(\n            @Valid @RequestBody UserCreateRequest request) {  \/\/ @Valid\u3092\u8ffd\u52a0\n        \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6b63\u3057\u304f\u52d5\u4f5c\n    }\n}\n\n\/\/ \u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u3067\u306e@Validated\u306e\u8ffd\u52a0\u3082\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b\n@RestController\n@Validated\npublic class UserController {\n    \/\/ ...\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-78\">2. \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6a5f\u80fd\u3057\u306a\u3044<\/h3>\n\n\n\n<p class=\"is-style-sango-paragraph-exclamation-alt\"><strong>\u554f\u984c\u4f8b<\/strong><\/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=\"\">\/\/ \u4e0d\u5b8c\u5168\u306a\u5b9f\u88c5\npublic class PhoneNumberValidator implements ConstraintValidator&lt;Phone, String&gt; {\n    @Override\n    public boolean isValid(String value, ConstraintValidatorContext context) {\n        return value.matches(\"\\\\d{2,4}-\\\\d{2,4}-\\\\d{4}\");  \/\/ NullPointerException \u306e\u53ef\u80fd\u6027\n    }\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-good-alt\"><strong>\u89e3\u6c7a\u7b56<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class PhoneNumberValidator implements ConstraintValidator&lt;Phone, String&gt; {\n    private static final Pattern PHONE_PATTERN = \n        Pattern.compile(\"\\\\d{2,4}-\\\\d{2,4}-\\\\d{4}\");\n\n    @Override\n    public boolean isValid(String value, ConstraintValidatorContext context) {\n        if (value == null) {\n            return true;  \/\/ null\u306e\u5834\u5408\u306f@NotNull\u3067\u5236\u5fa1\n        }\n        return PHONE_PATTERN.matcher(value).matches();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-79\">3. \u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u554f\u984c<\/h3>\n\n\n\n<p class=\"is-style-sango-paragraph-exclamation-alt\"><strong>\u554f\u984c\u4f8b<\/strong><\/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=\"\">\/\/ \u30b0\u30eb\u30fc\u30d7\u306e\u9806\u5e8f\u304c\u8003\u616e\u3055\u308c\u3066\u3044\u306a\u3044\n@GroupSequence({Default.class, Advanced.class})\npublic class User {\n    @NotNull\n    private String name;\n\n    @NotNull(groups = Advanced.class)\n    private String email;\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-good-alt\"><strong>\u89e3\u6c7a\u7b56<\/strong><\/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=\"\">\/\/ \u30b0\u30eb\u30fc\u30d7\u306e\u9806\u5e8f\u3092\u660e\u793a\u7684\u306b\u5b9a\u7fa9\npublic interface Basic {}\npublic interface Advanced {}\n\n@GroupSequence({Basic.class, Advanced.class, User.class})\npublic class User {\n    @NotNull(groups = Basic.class)\n    private String name;\n\n    @NotNull(groups = Advanced.class)\n    private String email;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-80\">\u30c7\u30d0\u30c3\u30b0\u3068\u30c6\u30b9\u30c8\u624b\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-81\">1. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d0\u30c3\u30b0<\/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\n@Slf4j\npublic class ValidationDebugService {\n\n    private final Validator validator;\n\n    public ValidationDebugService(Validator validator) {\n        this.validator = validator;\n    }\n\n    public void debugValidation(Object object) {\n        Set&lt;ConstraintViolation&lt;Object&gt;&gt; violations = validator.validate(object);\n\n        if (violations.isEmpty()) {\n            log.info(\"\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6210\u529f: {}\", object.getClass().getSimpleName());\n            return;\n        }\n\n        log.error(\"\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5931\u6557: {}\", object.getClass().getSimpleName());\n        violations.forEach(violation -&gt; {\n            log.error(\"\u30d5\u30a3\u30fc\u30eb\u30c9: {}\", violation.getPropertyPath());\n            log.error(\"\u5024: {}\", violation.getInvalidValue());\n            log.error(\"\u30e1\u30c3\u30bb\u30fc\u30b8: {}\", violation.getMessage());\n            log.error(\"\u5236\u7d04: {}\", violation.getConstraintDescriptor().getAnnotation());\n        });\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-82\">2. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8<\/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=\"\">@SpringBootTest\nclass UserValidationTest {\n\n    @Autowired\n    private Validator validator;\n\n    @Test\n    void whenUserNameIsNull_thenValidationFails() {\n        User user = new User();\n        user.setEmail(\"test@example.com\");\n        \/\/ \u540d\u524d\u3092\u8a2d\u5b9a\u3057\u306a\u3044\n\n        Set&lt;ConstraintViolation&lt;User&gt;&gt; violations = validator.validate(user);\n\n        assertFalse(violations.isEmpty());\n        assertEquals(1, violations.size());\n        assertEquals(\"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\", \n            violations.iterator().next().getMessage());\n    }\n\n    @Test\n    void whenAllFieldsValid_thenValidationSucceeds() {\n        User user = new User();\n        user.setName(\"TestUser\");\n        user.setEmail(\"test@example.com\");\n\n        Set&lt;ConstraintViolation&lt;User&gt;&gt; violations = validator.validate(user);\n\n        assertTrue(violations.isEmpty());\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-83\">3. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u7d71\u5408\u30c6\u30b9\u30c8<\/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=\"\">@SpringBootTest\n@AutoConfigureMockMvc\nclass UserControllerIntegrationTest {\n\n    @Autowired\n    private MockMvc mockMvc;\n\n    @Test\n    void whenInvalidUserData_thenReturns400() throws Exception {\n        String invalidUser = \"\"\"\n            {\n                \"name\": \"\",\n                \"email\": \"invalid-email\"\n            }\n            \"\"\";\n\n        mockMvc.perform(post(\"\/api\/users\")\n                .contentType(MediaType.APPLICATION_JSON)\n                .content(invalidUser))\n                .andExpect(status().isBadRequest())\n                .andExpect(jsonPath(\"$.errors.name\").exists())\n                .andExpect(jsonPath(\"$.errors.email\").exists());\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-84\">4. \u30c7\u30d0\u30c3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u78ba\u8a8d<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Service\npublic class ValidationStepService {\n\n    public void validateInSteps(Object object) {\n        \/\/ 1. \u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u306e\u5236\u7d04\u3092\u78ba\u8a8d\n        validateClassConstraints(object);\n\n        \/\/ 2. \u30d7\u30ed\u30d1\u30c6\u30a3\u30ec\u30d9\u30eb\u306e\u5236\u7d04\u3092\u78ba\u8a8d\n        validatePropertyConstraints(object);\n\n        \/\/ 3. \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u78ba\u8a8d\n        validateCustomConstraints(object);\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b0\u306e\u5f37\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class ValidationLoggingConfig {\n\n    @Bean\n    public LocalValidatorFactoryBean validator() {\n        LocalValidatorFactoryBean validator = new LocalValidatorFactoryBean();\n        validator.setValidationMessageSource(messageSource());\n\n        \/\/ \u30ed\u30b0\u51fa\u529b\u306e\u5f37\u5316\n        LoggingValidationEventListener listener = \n            new LoggingValidationEventListener();\n        validator.setValidationPropertyMap(\n            Collections.singletonMap(\"hibernate.validator.fail_fast\", \"true\"));\n\n        return validator;\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u624b\u6cd5\u3068\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u95a2\u9023\u306e\u554f\u984c\u3092\u52b9\u7387\u7684\u306b\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-85\">\u307e\u3068\u3081<\/h1>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001Hibernate Validator\u306e\u57fa\u790e\u304b\u3089\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u307e\u3067\u3001\u5305\u62ec\u7684\u306b\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u5b66\u3093\u3060\u4e3b\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u632f\u308a\u8fd4\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-86\">\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u7279\u5fb4\u3068\u5229\u70b9<\/strong>\n<ul class=\"wp-block-list\">\n<li>Bean Validation\u4ed5\u69d8\u306e\u6a19\u6e96\u5b9f\u88c5<\/li>\n\n\n\n<li>\u5ba3\u8a00\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u8c4a\u5bcc\u306a\u6a19\u6e96\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u9ad8\u3044\u62e1\u5f35\u6027<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u88c5\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u9069\u5207\u306a\u4f7f\u7528<\/li>\n\n\n\n<li>\u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Spring Framework\u3068\u306e\u7d71\u5408<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u9023\u643a<\/li>\n\n\n\n<li>RESTful API\u3067\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u52b9\u7387\u7684\u306a\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-87\">\u5b9f\u8df5\u306e\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u8981\u4ef6\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8a2d\u8a08\u3059\u308b<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u3092\u8003\u616e\u3059\u308b<\/li>\n\n\n\n<li>\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3068\u30c7\u30d0\u30c3\u30b0\u3092\u5fb9\u5e95\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-88\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u3055\u3089\u306a\u308b\u5b66\u7fd2<\/strong>\n<ul class=\"wp-block-list\">\n<li>Bean Validation\u4ed5\u69d8\u306e\u8a73\u7d30\u7406\u89e3<\/li>\n\n\n\n<li>Spring Validation\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u88c5\u306e\u6539\u5584<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u65e2\u5b58\u30b3\u30fc\u30c9\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u6539\u5584<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Hibernate Validator\u306f\u3001Java\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u5b9f\u88c5\u4f8b\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8a18\u4e8b\u5185\u3067\u7d39\u4ecb\u3057\u305f15\u306e\u5b9f\u88c5\u4f8b\u306f\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u53c2\u8003\u306b\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u3001\u52b9\u679c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u5b9f\u73fe\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Hibernate Validator\u3068\u306f Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/ar &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"post-484","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-java","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/484","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=484"}],"version-history":[{"count":3,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/484\/revisions"}],"predecessor-version":[{"id":494,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/484\/revisions\/494"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=484"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=484"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=484"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}