{"id":1002,"date":"2025-03-24T08:52:50","date_gmt":"2025-03-23T23:52:50","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1002"},"modified":"2025-03-24T08:52:50","modified_gmt":"2025-03-23T23:52:50","slug":"%e3%80%90%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%e3%80%91maven%e7%92%b0%e5%a2%83%e3%81%a7%e3%81%aelombok%e5%b0%8e%e5%85%a5%e6%96%b9%e6%b3%95%e3%81%a8%e5%ae%9f%e8%b7%b5%e7%9a%84%e3%81%aa%e6%b4%bb","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1002","title":{"rendered":"\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011Maven\u74b0\u5883\u3067\u306eLombok\u5c0e\u5165\u65b9\u6cd5\u3068\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u88532024"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"i-0\">Lombok\u3068\u306f\uff1f\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u6539\u5584\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u6982\u8981<\/h1>\n\n\n\n<p>Lombok\u306f\u3001Java\u306e\u958b\u767a\u73fe\u5834\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u751f\u6210\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30dc\u30a4\u30e9\u30fc\u30d7\u30ec\u30fc\u30c8\u30b3\u30fc\u30c9\uff08\u5b9a\u578b\u7684\u306b\u66f8\u304b\u308c\u308b\u5197\u9577\u306a\u30b3\u30fc\u30c9\uff09\u3092\u81ea\u52d5\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u52b9\u7387\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\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\">Lombok\u3068\u306f\uff1f\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u6539\u5584\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u6982\u8981<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">\u30dc\u30a4\u30e9\u30fc\u30d7\u30ec\u30fc\u30c8\u30b3\u30fc\u30c9\u3092\u524a\u6e1b\u3057\u3001\u958b\u767a\u6642\u9593\u309250%\u30ab\u30c3\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">Maven\u74b0\u5883\u3068\u306e\u76f8\u6027\u629c\u7fa4\u306e\u7406\u7531<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">Maven\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3078\u306eLombok\u5c0e\u5165\u624b\u9806<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">pom.xml\u3078\u306e\u4f9d\u5b58\u95a2\u4fc2\u8ffd\u52a0\u3067\u7c21\u5358\u5c0e\u5165<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-5\">IDE\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u958b\u767a\u4f53\u9a13\u3092\u5411\u4e0a<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-10\">Lombok\u306e\u57fa\u672c\u7684\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u6d3b\u7528\u8853<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-11\">@Getter\u3068@Setter\u3067\u5b9a\u578b\u30b3\u30fc\u30c9\u3092\u81ea\u52d5\u751f\u6210<\/a>      <\/li>      <li>        <a href=\"#i-15\">@NoArgsConstructor\u3068@AllArgsConstructor\u3067\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u81ea\u52d5\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-19\">@Data\u3067\u5168\u6a5f\u80fd\u3092\u4e00\u62ec\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-23\">Maven\u74b0\u5883\u3067\u306eLombok\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-24\">\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306e\u4e3b\u306a\u539f\u56e0\u3068\u89e3\u6c7a\u7b56<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-27\">\u30d0\u30fc\u30b8\u30e7\u30f3\u4e92\u63db\u6027\u306e\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-30\">Lombok\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-31\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u5408\u308f\u305b\u305f\u9069\u5207\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-35\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3068\u6700\u9069\u5316\u306e\u30b3\u30c4<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-39\">\u5b9f\u8df5\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u96c6<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-40\">DTO\u30af\u30e9\u30b9\u3067\u306e\u52b9\u7387\u7684\u306a\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-44\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u3067\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-48\">\u307e\u3068\u3081\uff1aMaven\u74b0\u5883\u3067\u306eLombok\u6d3b\u7528\u306e\u30dd\u30a4\u30f3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-49\">\u52b9\u679c\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-50\">\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\">\u30dc\u30a4\u30e9\u30fc\u30d7\u30ec\u30fc\u30c8\u30b3\u30fc\u30c9\u3092\u524a\u6e1b\u3057\u3001\u958b\u767a\u6642\u9593\u309250%\u30ab\u30c3\u30c8<\/h2>\n\n\n\n<p>Java\u3067\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u969b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5b9a\u578b\u7684\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class UserDTO {\n    private Long id;\n    private String name;\n    private String email;\n\n    \/\/ Getter\u30e1\u30bd\u30c3\u30c9\n    public Long getId() {\n        return id;\n    }\n    public String getName() {\n        return name;\n    }\n    public String getEmail() {\n        return email;\n    }\n\n    \/\/ Setter\u30e1\u30bd\u30c3\u30c9\n    public void setId(Long id) {\n        this.id = id;\n    }\n    public void setName(String name) {\n        this.name = name;\n    }\n    public void setEmail(String email) {\n        this.email = email;\n    }\n\n    \/\/ equals()\u30e1\u30bd\u30c3\u30c9\n    @Override\n    public boolean equals(Object o) {\n        if (this == o) return true;\n        if (o == null || getClass() != o.getClass()) return false;\n        UserDTO userDTO = (UserDTO) o;\n        return Objects.equals(id, userDTO.id) &amp;&amp;\n               Objects.equals(name, userDTO.name) &amp;&amp;\n               Objects.equals(email, userDTO.email);\n    }\n\n    \/\/ hashCode()\u30e1\u30bd\u30c3\u30c9\n    @Override\n    public int hashCode() {\n        return Objects.hash(id, name, email);\n    }\n\n    \/\/ toString()\u30e1\u30bd\u30c3\u30c9\n    @Override\n    public String toString() {\n        return \"UserDTO{\" +\n               \"id=\" + id +\n               \", name='\" + name + '\\'' +\n               \", email='\" + email + '\\'' +\n               '}';\n    }\n}<\/pre>\n\n\n\n<p>Lombok\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u540c\u3058\u6a5f\u80fd\u3092\u6301\u3064\u30af\u30e9\u30b9\u304c\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7c21\u6f54\u306b\u66f8\u3051\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import lombok.Data;\n\n@Data\npublic class UserDTO {\n    private Long id;\n    private String name;\n    private String email;\n}<\/pre>\n\n\n\n<p>\u305f\u3063\u305f4\u884c\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u8ffd\u52a0\u3067\u300150\u884c\u4ee5\u4e0a\u306e\u30dc\u30a4\u30e9\u30fc\u30d7\u30ec\u30fc\u30c8\u30b3\u30fc\u30c9\u304c\u81ea\u52d5\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u91cf\u309290%\u524a\u6e1b<\/li>\n\n\n\n<li>\u30d0\u30b0\u306e\u6df7\u5165\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u304c\u5411\u4e0a<\/li>\n\n\n\n<li>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<p>\u3068\u3044\u3046\u52b9\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">Maven\u74b0\u5883\u3068\u306e\u76f8\u6027\u629c\u7fa4\u306e\u7406\u7531<\/h2>\n\n\n\n<p>Lombok\u306f\u3001Maven\u306e\u4f9d\u5b58\u95a2\u4fc2\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3068\u5b8c\u74a7\u306b\u7d71\u5408\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u7406\u7531\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7c21\u5358\u306a\u5c0e\u5165<\/strong>\n<ul class=\"wp-block-list\">\n<li>pom.xml\u3078\u306e1\u884c\u306e\u4f9d\u5b58\u95a2\u4fc2\u8ffd\u52a0\u3060\u3051\u3067\u5c0e\u5165\u53ef\u80fd<\/li>\n\n\n\n<li>\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u304c\u5bb9\u6613<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d3\u30eb\u30c9\u30d7\u30ed\u30bb\u30b9\u3068\u306e\u7d71\u5408<\/strong>\n<ul class=\"wp-block-list\">\n<li>Maven\u306e\u30d3\u30eb\u30c9\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u81ea\u7136\u306b\u7d44\u307f\u8fbc\u307e\u308c\u308b<\/li>\n\n\n\n<li>\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u30b3\u30fc\u30c9\u751f\u6210\u304c\u884c\u308f\u308c\u308b\u305f\u3081\u3001\u5b9f\u884c\u6642\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306a\u3057<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>IDE\u9023\u643a<\/strong>\n<ul class=\"wp-block-list\">\n<li>Eclipse\u3084IntelliJ\u306a\u3069\u306e\u4e3b\u8981IDE\u306eMaven\u30b5\u30dd\u30fc\u30c8\u3068\u5b8c\u5168\u4e92\u63db<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u88dc\u5b8c\u3084\u5b9a\u7fa9\u3078\u306e\u30b8\u30e3\u30f3\u30d7\u306a\u3069\u306e\u6a5f\u80fd\u304c\u6b63\u5e38\u306b\u52d5\u4f5c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4f9d\u5b58\u95a2\u4fc2\u306e\u89e3\u6c7a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u81ea\u52d5\u7684\u306b\u89e3\u6c7a<\/li>\n\n\n\n<li>\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306e\u7af6\u5408\u304c\u5c11\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u7279\u5fb4\u306b\u3088\u308a\u3001Maven\u74b0\u5883\u3067\u306eJava\u958b\u767a\u306b\u304a\u3044\u3066\u3001Lombok\u306f\u5fc5\u9808\u306e\u30c4\u30fc\u30eb\u3068\u3057\u3066\u5e83\u304f\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5177\u4f53\u7684\u306a\u5c0e\u5165\u624b\u9806\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-3\">Maven\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3078\u306eLombok\u5c0e\u5165\u624b\u9806<\/h1>\n\n\n\n<p>Lombok\u306e\u5c0e\u5165\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3048\u3070\u3001\u77ed\u6642\u9593\u3067\u74b0\u5883\u69cb\u7bc9\u304c\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">pom.xml\u3078\u306e\u4f9d\u5b58\u95a2\u4fc2\u8ffd\u52a0\u3067\u7c21\u5358\u5c0e\u5165<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0<\/strong><br>\u307e\u305a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306epom.xml\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3057\u307e\u3059\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;dependencies&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.projectlombok&lt;\/groupId&gt;\n        &lt;artifactId&gt;lombok&lt;\/artifactId&gt;\n        &lt;version&gt;1.18.30&lt;\/version&gt;\n        &lt;scope&gt;provided&lt;\/scope&gt;\n    &lt;\/dependency&gt;\n&lt;\/dependencies&gt;<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">\u6ce8\u610f\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>&lt;scope&gt;provided&lt;\/scope&gt;<\/code> \u306f\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u307f\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u5fc5\u8981\u3067\u3001\u5b9f\u884c\u6642\u306b\u306f\u4e0d\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059<\/li>\n\n\n\n<li>\u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u5b9a\u671f\u7684\u306b\u66f4\u65b0\u3055\u308c\u308b\u306e\u3067\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u78ba\u8a8d\u3092\u304a\u52e7\u3081\u3057\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30d1\u30a4\u30e9\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u8a2d\u5b9a\uff08\u5fc5\u8981\u306a\u5834\u5408\uff09<\/strong><br>Java 8\u4ee5\u964d\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3082\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;build&gt;\n    &lt;plugins&gt;\n        &lt;plugin&gt;\n            &lt;groupId&gt;org.apache.maven.plugins&lt;\/groupId&gt;\n            &lt;artifactId&gt;maven-compiler-plugin&lt;\/artifactId&gt;\n            &lt;version&gt;3.11.0&lt;\/version&gt;\n            &lt;configuration&gt;\n                &lt;source&gt;11&lt;\/source&gt;  &lt;!-- \u3042\u306a\u305f\u306eJava\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u5909\u66f4 --&gt;\n                &lt;target&gt;11&lt;\/target&gt;  &lt;!-- \u3042\u306a\u305f\u306eJava\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u5909\u66f4 --&gt;\n                &lt;annotationProcessorPaths&gt;\n                    &lt;path&gt;\n                        &lt;groupId&gt;org.projectlombok&lt;\/groupId&gt;\n                        &lt;artifactId&gt;lombok&lt;\/artifactId&gt;\n                        &lt;version&gt;1.18.30&lt;\/version&gt;\n                    &lt;\/path&gt;\n                &lt;\/annotationProcessorPaths&gt;\n            &lt;\/configuration&gt;\n        &lt;\/plugin&gt;\n    &lt;\/plugins&gt;\n&lt;\/build&gt;<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-5\">IDE\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u958b\u767a\u4f53\u9a13\u3092\u5411\u4e0a<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">Eclipse\u7528\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Eclipse\u3092\u9589\u3058\u308b<\/li>\n\n\n\n<li><a href=\"https:\/\/projectlombok.org\">Lombok\u306e\u30aa\u30d5\u30a3\u30b7\u30e3\u30eb\u30b5\u30a4\u30c8<\/a>\u304b\u3089<code>lombok.jar<\/code>\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f<code>lombok.jar<\/code>\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3066\u5b9f\u884c<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u305f\u3089\u3001\u4f7f\u7528\u3059\u308bEclipse\u306e\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e<\/li>\n\n\n\n<li>\u300cInstall \/ Update\u300d\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>Eclipse\u3092\u518d\u8d77\u52d5<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">IntelliJ IDEA\u7528\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Settings\u3092\u958b\u304f\uff08Windows: Ctrl+Alt+S, Mac: \u2318,\uff09<\/li>\n\n\n\n<li>Plugins\u3092\u9078\u629e<\/li>\n\n\n\n<li>Marketplace\u30bf\u30d6\u3067Lombok\u3092\u691c\u7d22<\/li>\n\n\n\n<li>\u300cLombok\u300d\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n\n\n\n<li>IDE\u3092\u518d\u8d77\u52d5<\/li>\n\n\n\n<li>Settings \u2192 Annotation Processors\u3067\u300cEnable annotation processing\u300d\u306b\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3067\u6b63\u5e38\u306b\u52d5\u4f5c\u3059\u308b\u304b\u78ba\u8a8d\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=\"\">import lombok.Data;\n\n@Data\npublic class TestLombok {\n    private String message;\n}\n\npublic class Main {\n    public static void main(String[] args) {\n        TestLombok test = new TestLombok();\n        test.setMessage(\"Hello Lombok!\");\n        System.out.println(test.getMessage());\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u304c\u6b63\u5e38\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u30fb\u5b9f\u884c\u3067\u304d\u308c\u3070\u3001Lombok\u306e\u5c0e\u5165\u306f\u6210\u529f\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h3>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">\u5c0e\u5165\u6642\u306b\u3088\u304f\u3042\u308b\u554f\u984c\u3068\u89e3\u6c7a\u7b56\uff1a<\/p>\n\n\n<div id=\"id-5d7f73d9-0f2a-48f1-9e4f-82b58f58cc0f\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u554f\u984c<\/th><th>\u89e3\u6c7a\u7b56<\/th><\/tr><\/thead><tbody><tr><td>\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b<\/td><td>IDE\u306e\u518d\u8d77\u52d5\u3068\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u6709\u52b9\u5316\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>getter\/setter\u304c\u8a8d\u8b58\u3055\u308c\u306a\u3044<\/td><td>Lombok\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>\u30a8\u30e9\u30fc\uff1acannot find symbol<\/td><td>Maven\u4f9d\u5b58\u95a2\u4fc2\u306e\u66f4\u65b0\u3068\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30af\u30ea\u30fc\u30f3\u30fb\u30d3\u30eb\u30c9\u3092\u5b9f\u884c<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3067\u57fa\u672c\u7684\u306a\u5c0e\u5165\u306f\u5b8c\u4e86\u3067\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Lombok\u306e\u4e3b\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-10\">Lombok\u306e\u57fa\u672c\u7684\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u6d3b\u7528\u8853<\/h1>\n\n\n\n<p>Lombok\u306e\u771f\u4fa1\u306f\u3001\u305d\u306e\u8c4a\u5bcc\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u767a\u63ee\u3055\u308c\u307e\u3059\u3002\u9069\u5207\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30af\u30ea\u30fc\u30f3\u3067\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u3092\u52b9\u7387\u7684\u306b\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-11\">@Getter\u3068@Setter\u3067\u5b9a\u578b\u30b3\u30fc\u30c9\u3092\u81ea\u52d5\u751f\u6210<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9<\/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=\"\">import lombok.Getter;\nimport lombok.Setter;\n\npublic class User {\n    \/\/ \u30d5\u30a3\u30fc\u30eb\u30c9\u30ec\u30d9\u30eb\u3067\u306e\u9069\u7528\n    @Getter @Setter\n    private String name;\n\n    \/\/ \u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u3067\u306e\u9069\u7528\uff08\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u5bfe\u3057\u3066\uff09\n    @Getter @Setter\n    private int age;\n    private String email;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u30a2\u30af\u30bb\u30b9\u30ec\u30d9\u30eb\u306e\u5236\u5fa1<\/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=\"\">import lombok.Getter;\nimport lombok.Setter;\nimport lombok.AccessLevel;\n\npublic class User {\n    \/\/ public\u306agetter\u3068protected\u306asetter\u3092\u751f\u6210\n    @Getter\n    @Setter(AccessLevel.PROTECTED)\n    private String password;\n\n    \/\/ getter\u3092\u751f\u6210\u3057\u306a\u3044\n    @Getter(AccessLevel.NONE)\n    private String internalData;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u5229\u7528\u30b7\u30fc\u30f3\u5225\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n<div id=\"id-37ba8bac-644f-4677-9fab-d67ed000e621\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30b7\u30fc\u30f3<\/th><th>\u63a8\u5968\u8a2d\u5b9a<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>DTO\u30af\u30e9\u30b9<\/td><td>\u30af\u30e9\u30b9\u30ec\u30d9\u30eb@Getter\/@Setter<\/td><td>\u30c7\u30fc\u30bf\u8ee2\u9001\u7528\u306a\u306e\u3067\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30a2\u30af\u30bb\u30b9\u304c\u5fc5\u8981<\/td><\/tr><tr><td>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/td><td>\u30d5\u30a3\u30fc\u30eb\u30c9\u30ec\u30d9\u30eb@Getter\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066@Setter<\/td><td>\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u3001\u66f4\u65b0\u306f\u5236\u5fa1\u3059\u308b<\/td><\/tr><tr><td>\u5024\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/td><td>@Getter \u306e\u307f<\/td><td>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u6027\u3092\u4fdd\u6301\u3059\u308b\u305f\u3081<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"i-15\">@NoArgsConstructor\u3068@AllArgsConstructor\u3067\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u81ea\u52d5\u5b9f\u88c5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9<\/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=\"\">import lombok.NoArgsConstructor;\nimport lombok.AllArgsConstructor;\n\n@NoArgsConstructor  \/\/ \u5f15\u6570\u306a\u3057\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u751f\u6210\n@AllArgsConstructor \/\/ \u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5f15\u6570\u306b\u53d6\u308b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u751f\u6210\npublic class Product {\n    private Long id;\n    private String name;\n    private double price;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u8ffd\u52a0\u30aa\u30d7\u30b7\u30e7\u30f3\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=\"\">import lombok.RequiredArgsConstructor;\nimport lombok.NoArgsConstructor;\n\n@RequiredArgsConstructor  \/\/ final\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u307f\u3092\u5f15\u6570\u306b\u53d6\u308b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\n@NoArgsConstructor(force = true)  \/\/ final \u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3067\u521d\u671f\u5316\npublic class ImmutableProduct {\n    private final Long id;\n    private final String name;\n    private String description;  \/\/ final\u3067\u306a\u3044\u30d5\u30a3\u30fc\u30eb\u30c9\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b\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=\"\">import lombok.NoArgsConstructor;\nimport lombok.AllArgsConstructor;\nimport lombok.AccessLevel;\n\n@NoArgsConstructor(access = AccessLevel.PROTECTED)  \/\/ JPA\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u7528\n@AllArgsConstructor(staticName = \"of\")  \/\/ \u30d5\u30a1\u30af\u30c8\u30ea\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u4f7f\u7528\npublic class OrderItem {\n    private Long id;\n    private String productName;\n    private int quantity;\n\n    \/\/ \u4f7f\u7528\u4f8b\uff1a\n    \/\/ OrderItem item = OrderItem.of(1L, \"Product A\", 5);\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-19\">@Data\u3067\u5168\u6a5f\u80fd\u3092\u4e00\u62ec\u5b9f\u88c5<\/h2>\n\n\n\n<p>@Data\u306f\u6700\u3082\u5f37\u529b\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e1\u3064\u3067\u3001\u4ee5\u4e0b\u306e\u6a5f\u80fd\u3092\u4e00\u62ec\u3057\u3066\u63d0\u4f9b\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>@ToString<\/li>\n\n\n\n<li>@EqualsAndHashCode<\/li>\n\n\n\n<li>@Getter\uff08\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\uff09<\/li>\n\n\n\n<li>@Setter\uff08\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\uff09<\/li>\n\n\n\n<li>@RequiredArgsConstructor<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\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=\"\">import lombok.Data;\n\n@Data\npublic class Customer {\n    private Long id;\n    private String name;\n    private String email;\n    private String address;\n}\n\n\/\/ \u4ee5\u4e0b\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u81ea\u52d5\u751f\u6210\u3055\u308c\u307e\u3059\uff1a\n\/\/ - \u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u306egetter\/setter\n\/\/ - equals()\u3068hashCode()\n\/\/ - toString()\n\/\/ - \u5fc5\u8981\u306a\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u306e\u305f\u3081\u306e\u30aa\u30d7\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=\"\">import lombok.Data;\nimport lombok.ToString;\n\n@Data\n@ToString(exclude = \"password\")  \/\/ \u30d1\u30b9\u30ef\u30fc\u30c9\u3092toString()\u304b\u3089\u9664\u5916\npublic class UserAccount {\n    private Long id;\n    private String username;\n    private String password;  \/\/ toString()\u306b\u542b\u307e\u308c\u306a\u3044\n\n    @ToString.Exclude\n    private String secretKey;  \/\/ \u540c\u69d8\u306btoString()\u304b\u3089\u9664\u5916\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">@Data\u306e\u4f7f\u7528\u306b\u95a2\u3059\u308b\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5faa\u74b0\u53c2\u7167\u306e\u554f\u984c<\/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=\"\">@Data\npublic class Department {\n    private String name;\n    @ToString.Exclude  \/\/ \u5faa\u74b0\u53c2\u7167\u3092\u9632\u3050\n    private List&lt;Employee&gt; employees;\n}\n\n@Data\npublic class Employee {\n    private String name;\n    private Department department;\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u6027\u304c\u5fc5\u8981\u306a\u5834\u5408<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import lombok.Value;  \/\/ @Data\u306e\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u7248\n\n@Value  \/\/ \u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u304cfinal\u3001\u30af\u30e9\u30b9\u3082final\u306b\npublic class Money {\n    long amount;\n    String currency;\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u9ad8\u304f\u3001\u30d0\u30b0\u306e\u5c11\u306a\u3044\u30b3\u30fc\u30c9\u3092\u52b9\u7387\u7684\u306b\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-23\">Maven\u74b0\u5883\u3067\u306eLombok\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h1>\n\n\n\n<p>Lombok\u306f\u975e\u5e38\u306b\u4fbf\u5229\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u304c\u3001\u6642\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u554f\u984c\u306b\u906d\u9047\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001Maven\u74b0\u5883\u3067\u767a\u751f\u3057\u3084\u3059\u3044\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-24\">\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306e\u4e3b\u306a\u539f\u56e0\u3068\u89e3\u6c7a\u7b56<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-25\">1. \u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d7\u30ed\u30bb\u30c3\u30b7\u30f3\u30b0\u306e\u554f\u984c<\/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;!-- pom.xml\u306e\u8a2d\u5b9a --&gt;\n&lt;build&gt;\n    &lt;plugins&gt;\n        &lt;plugin&gt;\n            &lt;groupId&gt;org.apache.maven.plugins&lt;\/groupId&gt;\n            &lt;artifactId&gt;maven-compiler-plugin&lt;\/artifactId&gt;\n            &lt;version&gt;3.11.0&lt;\/version&gt;\n            &lt;configuration&gt;\n                &lt;annotationProcessorPaths&gt;\n                    &lt;path&gt;\n                        &lt;groupId&gt;org.projectlombok&lt;\/groupId&gt;\n                        &lt;artifactId&gt;lombok&lt;\/artifactId&gt;\n                        &lt;version&gt;1.18.30&lt;\/version&gt;\n                    &lt;\/path&gt;\n                &lt;\/annotationProcessorPaths&gt;\n            &lt;\/configuration&gt;\n        &lt;\/plugin&gt;\n    &lt;\/plugins&gt;\n&lt;\/build&gt;<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">\u3088\u304f\u3042\u308b\u75c7\u72b6\u3068\u89e3\u6c7a\u7b56\uff1a<\/p>\n\n\n<div id=\"id-ae79cf5c-92a1-4cfe-b756-e72600829edc\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30a8\u30e9\u30fc\u5185\u5bb9<\/th><th>\u539f\u56e0<\/th><th>\u89e3\u6c7a\u7b56<\/th><\/tr><\/thead><tbody><tr><td>cannot find symbol<\/td><td>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u7121\u52b9<\/td><td>IDE\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u3092\u6709\u52b9\u5316<\/td><\/tr><tr><td>xxx is not abstract and does not override abstract method<\/td><td>Lombok\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u672a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/td><td>IDE\u306bLombok\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/td><\/tr><tr><td>The method xxx() is undefined<\/td><td>\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u8a2d\u5b9a\u4e0d\u5099<\/td><td>Maven clean install\u306e\u5b9f\u884c<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">2. \u30c7\u30d0\u30c3\u30b0\u306e\u305f\u3081\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<p>\u554f\u984c\u89e3\u6c7a\u306e\u305f\u3081\u306b\u3001Lombok\u306e\u30c7\u30d0\u30c3\u30b0\u30ed\u30b0\u3092\u6709\u52b9\u306b\u3059\u308b\u65b9\u6cd5\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\/lombok.config\nlombok.verbose=true\nlombok.addLombokGeneratedAnnotation=true<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-27\">\u30d0\u30fc\u30b8\u30e7\u30f3\u4e92\u63db\u6027\u306e\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-28\">1. Java\u30fbMaven\u3068\u306e\u4e92\u63db\u6027<\/h3>\n\n\n\n<p>\u6700\u65b0\u306eLombok\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u63a8\u5968\u74b0\u5883\uff1a<\/p>\n\n\n<div id=\"id-201d2581-7eb7-4f3e-bbe7-f11c9c0bc179\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lombok\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><th>\u5bfe\u5fdcJava\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><th>\u63a8\u5968Maven\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><\/tr><\/thead><tbody><tr><td>1.18.30<\/td><td>8-21<\/td><td>3.6.0\u4ee5\u4e0a<\/td><\/tr><tr><td>1.18.28<\/td><td>8-20<\/td><td>3.6.0\u4ee5\u4e0a<\/td><\/tr><tr><td>1.18.26<\/td><td>8-19<\/td><td>3.5.0\u4ee5\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">2. \u3088\u304f\u3042\u308b\u4e92\u63db\u6027\u306e\u554f\u984c\u3068\u5bfe\u51e6\u6cd5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Spring Boot\u3068\u306e\u4e92\u63db\u6027<\/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=\"\">&lt;!-- Spring Boot Starter\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408 --&gt;\n&lt;parent&gt;\n    &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n    &lt;artifactId&gt;spring-boot-starter-parent&lt;\/artifactId&gt;\n    &lt;version&gt;3.2.0&lt;\/version&gt;\n&lt;\/parent&gt;\n\n&lt;!-- Lombok\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u660e\u793a\u7684\u306b\u6307\u5b9a --&gt;\n&lt;properties&gt;\n    &lt;lombok.version&gt;1.18.30&lt;\/lombok.version&gt;\n&lt;\/properties&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>MapStruct\u3068\u306e\u7af6\u5408\u89e3\u6c7a<\/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=\"\">&lt;build&gt;\n    &lt;plugins&gt;\n        &lt;plugin&gt;\n            &lt;groupId&gt;org.apache.maven.plugins&lt;\/groupId&gt;\n            &lt;artifactId&gt;maven-compiler-plugin&lt;\/artifactId&gt;\n            &lt;configuration&gt;\n                &lt;annotationProcessorPaths&gt;\n                    &lt;path&gt;\n                        &lt;groupId&gt;org.projectlombok&lt;\/groupId&gt;\n                        &lt;artifactId&gt;lombok&lt;\/artifactId&gt;\n                        &lt;version&gt;${lombok.version}&lt;\/version&gt;\n                    &lt;\/path&gt;\n                    &lt;path&gt;\n                        &lt;groupId&gt;org.mapstruct&lt;\/groupId&gt;\n                        &lt;artifactId&gt;mapstruct-processor&lt;\/artifactId&gt;\n                        &lt;version&gt;${mapstruct.version}&lt;\/version&gt;\n                    &lt;\/path&gt;\n                &lt;\/annotationProcessorPaths&gt;\n            &lt;\/configuration&gt;\n        &lt;\/plugin&gt;\n    &lt;\/plugins&gt;\n&lt;\/build&gt;<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d7\u30ed\u30a4\u6642\u306e\u554f\u984c\u89e3\u6c7a<\/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=\"\">&lt;!-- provided \u30b9\u30b3\u30fc\u30d7\u306e\u78ba\u8a8d --&gt;\n&lt;dependency&gt;\n    &lt;groupId&gt;org.projectlombok&lt;\/groupId&gt;\n    &lt;artifactId&gt;lombok&lt;\/artifactId&gt;\n    &lt;version&gt;${lombok.version}&lt;\/version&gt;\n    &lt;scope&gt;provided&lt;\/scope&gt;\n&lt;\/dependency&gt;<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u3068\u5bfe\u51e6\u6cd5\u3092\u77e5\u3063\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u591a\u304f\u306e\u4e00\u822c\u7684\u306a\u554f\u984c\u3092\u8fc5\u901f\u306b\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-30\">Lombok\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/h1>\n\n\n\n<p>Lombok\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u9069\u5207\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u914d\u616e\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5b9f\u8df5\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-31\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u5408\u308f\u305b\u305f\u9069\u5207\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">1. \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u5225\u306e\u63a8\u5968\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n<div id=\"id-421810ef-584c-466a-94cd-2c752bb651b1\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/th><th>\u63a8\u5968\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>DTO\u30af\u30e9\u30b9<\/td><td>@Data<\/td><td>\u30c7\u30fc\u30bf\u8ee2\u9001\u304c\u4e3b\u76ee\u7684\u306e\u305f\u3081\u3001\u5168\u6a5f\u80fd\u304c\u5fc5\u8981<\/td><\/tr><tr><td>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/td><td>@Getter + @Setter\uff08\u9078\u629e\u7684\uff09<\/td><td>JPA\u8981\u4ef6\u3068\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081<\/td><\/tr><tr><td>\u5024\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/td><td>@Value<\/td><td>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081<\/td><\/tr><tr><td>\u30d3\u30eb\u30c0\u30fc\u30d1\u30bf\u30fc\u30f3<\/td><td>@Builder<\/td><td>\u67d4\u8edf\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u751f\u6210\u306e\u305f\u3081<\/td><\/tr><tr><td>\u30ed\u30b0\u51fa\u529b<\/td><td>@Slf4j<\/td><td>\u6a19\u6e96\u7684\u306a\u30ed\u30ae\u30f3\u30b0\u5b9f\u88c5\u306e\u305f\u3081<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">2. \u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u56de\u907f\u7b56<\/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=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a@Data\u306e\u904e\u5270\u4f7f\u7528\n@Data\n@Entity\npublic class User {\n    @Id\n    private Long id;\n    private String username;\n    @OneToMany(mappedBy = \"user\")\n    private List&lt;Order&gt; orders;  \/\/ \u5faa\u74b0\u53c2\u7167\u306e\u5371\u967a\u6027\n}\n\n\/\/ \u826f\u3044\u4f8b\uff1a\u5fc5\u8981\u306a\u6a5f\u80fd\u3060\u3051\u3092\u9078\u629e\n@Getter\n@Setter\n@ToString(exclude = \"orders\")\n@EqualsAndHashCode(of = \"id\")\n@Entity\npublic class User {\n    @Id\n    private Long id;\n    private String username;\n    @OneToMany(mappedBy = \"user\")\n    private List&lt;Order&gt; orders;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-34\">3. \u7d99\u627f\u6642\u306e\u6ce8\u610f\u70b9<\/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=\"\">\/\/ \u57fa\u5e95\u30af\u30e9\u30b9\n@MappedSuperclass\n@Getter\n@SuperBuilder  \/\/ \u7d99\u627f\u53ef\u80fd\u306a\u30d3\u30eb\u30c0\u30fc\npublic abstract class BaseEntity {\n    @Id\n    private Long id;\n    private LocalDateTime createdAt;\n}\n\n\/\/ \u6d3e\u751f\u30af\u30e9\u30b9\n@Entity\n@Getter\n@SuperBuilder\npublic class Product extends BaseEntity {\n    private String name;\n    private BigDecimal price;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-35\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3068\u6700\u9069\u5316\u306e\u30b3\u30c4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-36\">1. \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=\"\">\/\/ \u30e1\u30e2\u30ea\u52b9\u7387\u306e\u826f\u3044\u5b9f\u88c5\n@Value  \/\/ \u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u3067\u52b9\u7387\u7684\npublic class Price {\n    int amount;  \/\/ \u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u578b\u3092\u4f7f\u7528\n    String currency;\n}\n\n\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528\n@Getter\n@EqualsAndHashCode(cacheStrategy = EqualsAndHashCode.CacheStrategy.LAZY)\npublic class HeavyObject {\n    private final List&lt;String&gt; data;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>toString()\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@ToString(onlyExplicitlyIncluded = true)  \/\/ \u5fc5\u8981\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u307f\u542b\u3081\u308b\npublic class LargeObject {\n    @ToString.Include\n    private String id;\n\n    private byte[] largeData;  \/\/ toString()\u304b\u3089\u9664\u5916\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30d3\u30eb\u30c0\u30fc\u30d1\u30bf\u30fc\u30f3\u306e\u52b9\u7387\u7684\u306a\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Builder(toBuilder = true)  \/\/ \u65e2\u5b58\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u52b9\u7387\u7684\u306a\u8907\u88fd\n@Getter\npublic class Configuration {\n    private final String host;\n    private final int port;\n    private final Map&lt;String, String&gt; properties;\n\n    \/\/ \u30ab\u30b9\u30bf\u30e0\u30d3\u30eb\u30c0\u30fc\u51e6\u7406\n    public static class ConfigurationBuilder {\n        public ConfigurationBuilder property(String key, String value) {\n            if (properties == null) {\n                properties = new HashMap&lt;&gt;();\n            }\n            properties.put(key, value);\n            return this;\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">3. \u63a8\u5968\u8a2d\u5b9a\u3068\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=\"\"># lombok.config\n# \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u8a2d\u5b9a\nlombok.addLombokGeneratedAnnotation = true\nlombok.equalsAndHashCode.callSuper = call\nlombok.toString.callSuper = call<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8981\u56e0\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u6642\u9593\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u898f\u6a21\u306b\u5fdc\u3058\u3066\u5897\u52a0<\/li>\n\n\n\n<li>\u5897\u5206\u30b3\u30f3\u30d1\u30a4\u30eb\u306e\u6d3b\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5b9f\u884c\u6642\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\n<ul class=\"wp-block-list\">\n<li>@Builder\u306e\u904e\u5270\u4f7f\u7528<\/li>\n\n\n\n<li>\u4e0d\u8981\u306atoString()\u547c\u3073\u51fa\u3057<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306e\u9078\u629e<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001Lombok\u3092\u52b9\u7387\u7684\u306b\u6d3b\u7528\u3057\u306a\u304c\u3089\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-39\">\u5b9f\u8df5\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u96c6<\/h1>\n\n\n\n<p>Lombok\u306e\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u4f8b\u3092\u3001\u5177\u4f53\u7684\u306a\u30b3\u30fc\u30c9\u4f8b\u3068\u3068\u3082\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u5b9f\u52d9\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u30b7\u30fc\u30f3\u306b\u7126\u70b9\u3092\u5f53\u3066\u3001\u52b9\u679c\u7684\u306a\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-40\">DTO\u30af\u30e9\u30b9\u3067\u306e\u52b9\u7387\u7684\u306a\u5b9f\u88c5\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-41\">1. \u57fa\u672c\u7684\u306aDTO\u30d1\u30bf\u30fc\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=\"\">import lombok.Data;\nimport lombok.Builder;\n\n@Data\n@Builder\npublic class UserDTO {\n    private Long id;\n    private String username;\n    private String email;\n    private String department;\n\n    \/\/ \u5909\u63db\u30e1\u30bd\u30c3\u30c9\n    public User toEntity() {\n        return User.builder()\n                .id(this.id)\n                .username(this.username)\n                .email(this.email)\n                .department(this.department)\n                .build();\n    }\n\n    \/\/ \u30d5\u30a1\u30af\u30c8\u30ea\u30e1\u30bd\u30c3\u30c9\n    public static UserDTO fromEntity(User user) {\n        return UserDTO.builder()\n                .id(user.getId())\n                .username(user.getUsername())\n                .email(user.getEmail())\n                .department(user.getDepartment())\n                .build();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">2. \u30cd\u30b9\u30c8\u3055\u308c\u305fDTO\u306e\u51e6\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=\"\">import lombok.Value;\nimport lombok.Builder;\n\n@Value\n@Builder\npublic class OrderDTO {\n    Long orderId;\n    CustomerInfo customer;\n    List&lt;OrderItemDTO&gt; items;\n\n    @Value\n    @Builder\n    public static class CustomerInfo {\n        String name;\n        String email;\n        AddressDTO address;\n    }\n\n    @Value\n    @Builder\n    public static class OrderItemDTO {\n        String productCode;\n        int quantity;\n        BigDecimal unitPrice;\n\n        public BigDecimal getTotalPrice() {\n            return unitPrice.multiply(BigDecimal.valueOf(quantity));\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-43\">3. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5bfe\u5fdc\u306eDTO<\/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=\"\">import lombok.Data;\nimport lombok.experimental.Accessors;\n\n@Data\n@Accessors(chain = true)  \/\/ \u30e1\u30bd\u30c3\u30c9\u30c1\u30a7\u30fc\u30f3\u5bfe\u5fdc\npublic class RegistrationDTO {\n    @NotNull(message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\")\n    @Size(min = 3, max = 50)\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\n    @Size(min = 8, message = \"\u30d1\u30b9\u30ef\u30fc\u30c9\u306f8\u6587\u5b57\u4ee5\u4e0a\u5fc5\u8981\u3067\u3059\")\n    private String password;\n\n    \/\/ \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\n    @AssertTrue(message = \"\u5229\u7528\u898f\u7d04\u3078\u306e\u540c\u610f\u304c\u5fc5\u8981\u3067\u3059\")\n    private boolean termsAccepted;\n}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-44\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u3067\u306e\u6d3b\u7528\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">1. JPA\u5bfe\u5fdc\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/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=\"\">import lombok.Getter;\nimport lombok.Setter;\nimport lombok.NoArgsConstructor;\nimport lombok.ToString;\nimport lombok.EqualsAndHashCode;\n\n@Entity\n@Getter\n@Setter\n@NoArgsConstructor\n@ToString(exclude = {\"password\", \"orders\"})\n@EqualsAndHashCode(of = \"id\")\npublic class User {\n    @Id\n    @GeneratedValue(strategy = GenerationType.IDENTITY)\n    private Long id;\n\n    @Column(nullable = false, unique = true)\n    private String username;\n\n    @Column(nullable = false)\n    private String password;\n\n    @OneToMany(mappedBy = \"user\", cascade = CascadeType.ALL)\n    private List&lt;Order&gt; orders = new ArrayList&lt;&gt;();\n\n    \/\/ \u53cc\u65b9\u5411\u95a2\u9023\u306e\u7ba1\u7406\u30e1\u30bd\u30c3\u30c9\n    public void addOrder(Order order) {\n        orders.add(order);\n        order.setUser(this);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-46\">2. \u76e3\u67fb\u60c5\u5831\u3092\u542b\u3080\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/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=\"\">import lombok.Getter;\nimport lombok.MappedSuperclass;\nimport lombok.experimental.SuperBuilder;\n\n@MappedSuperclass\n@Getter\n@SuperBuilder\npublic abstract class AuditableEntity {\n    @CreatedDate\n    @Column(updatable = false)\n    private LocalDateTime createdAt;\n\n    @LastModifiedDate\n    private LocalDateTime updatedAt;\n\n    @CreatedBy\n    @Column(updatable = false)\n    private String createdBy;\n\n    @LastModifiedBy\n    private String updatedBy;\n}\n\n@Entity\n@Getter\n@Setter\n@SuperBuilder\n@NoArgsConstructor\npublic class Product extends AuditableEntity {\n    @Id\n    @GeneratedValue\n    private Long id;\n\n    private String name;\n    private BigDecimal price;\n\n    @Version\n    private Long version;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-47\">3. \u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306a\u5024\u30aa\u30d6\u30b8\u30a7\u30af\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=\"\">import lombok.Value;\n\n@Value\npublic class Money {\n    BigDecimal amount;\n    Currency currency;\n\n    public Money add(Money other) {\n        if (!this.currency.equals(other.currency)) {\n            throw new IllegalArgumentException(\"\u901a\u8ca8\u5358\u4f4d\u304c\u7570\u306a\u308a\u307e\u3059\");\n        }\n        return new Money(this.amount.add(other.amount), this.currency);\n    }\n\n    public Money multiply(int multiplier) {\n        return new Money(this.amount.multiply(BigDecimal.valueOf(multiplier)), this.currency);\n    }\n\n    public static Money yen(BigDecimal amount) {\n        return new Money(amount, Currency.getInstance(\"JPY\"));\n    }\n\n    public static Money usd(BigDecimal amount) {\n        return new Money(amount, Currency.getInstance(\"USD\"));\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u306f\u3001\u5b9f\u52d9\u3067\u306e\u4e00\u822c\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u9078\u629e\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-48\">\u307e\u3068\u3081\uff1aMaven\u74b0\u5883\u3067\u306eLombok\u6d3b\u7528\u306e\u30dd\u30a4\u30f3\u30c8<\/h1>\n\n\n\n<p>Lombok\u306f\u3001Java\u958b\u767a\u306b\u304a\u3051\u308b\u751f\u7523\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u5185\u5bb9\u3092\u5b9f\u8df5\u7684\u306a\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u307e\u3068\u3081\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt\"><strong><span class=\"big\">\u5c0e\u5165\u6642\u306e\u30ad\u30fc\u30dd\u30a4\u30f3\u30c8<\/span><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maven\u74b0\u5883\u3067\u306f<code>pom.xml<\/code>\u3078\u306e\u4f9d\u5b58\u95a2\u4fc2\u8ffd\u52a0\u3060\u3051\u3067\u7c21\u5358\u306b\u5c0e\u5165\u53ef\u80fd<\/li>\n\n\n\n<li>IDE\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u5fd8\u308c\u305a\u306b\u5b9f\u65bd<\/li>\n\n\n\n<li>\u30d0\u30fc\u30b8\u30e7\u30f3\u4e92\u63db\u6027\u306e\u78ba\u8a8d\u304c\u91cd\u8981<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-49\">\u52b9\u679c\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306b<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9069\u5207\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e<\/strong>\n<ul class=\"wp-block-list\">\n<li>DTO\u306b\u306f<code>@Data<\/code><\/li>\n\n\n\n<li>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u306f<code>@Getter<\/code>\/<code>@Setter<\/code>\u3092\u9078\u629e\u7684\u306b<\/li>\n\n\n\n<li>\u5024\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u306f<code>@Value<\/code>\u3092\u4f7f\u3044\u5206\u3051\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u914d\u616e<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u8981\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u307f\u3092\u542b\u3081\u305ftoString()\u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u9069\u5207\u306aEquals\/HashCode\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6d3b\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u660e\u78ba\u306a\u8cac\u52d9\u3092\u6301\u3064\u30af\u30e9\u30b9\u8a2d\u8a08<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30ab\u30d7\u30bb\u30eb\u5316<\/li>\n\n\n\n<li>\u5fc5\u8981\u6700\u5c0f\u9650\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u4f7f\u7528<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Lombok\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5\u306b\u3088\u308a\u591a\u304f\u306e\u6642\u9593\u3092\u5272\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u5b9f\u88c5\u4f8b\u3084\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u53c2\u8003\u306b\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u5f62\u3067Lombok\u3092\u5c0e\u5165\u3057\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u5e78\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-50\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u305fLombok\u306e\u8a2d\u5b9a\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u306e\u4f7f\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u7b56\u5b9a<\/li>\n\n\n\n<li>\u3088\u308a\u9ad8\u5ea6\u306a\u6a5f\u80fd\uff08<code>@Builder<\/code>\u3001<code>@SuperBuilder<\/code>\u306a\u3069\uff09\u306e\u691c\u8a0e<\/li>\n<\/ul>\n\n\n\n<p>Lombok\u306f\u78ba\u5b9f\u306b\u9032\u5316\u3092\u7d9a\u3051\u3066\u304a\u308a\u3001\u4eca\u5f8c\u3082\u65b0\u3057\u3044\u6a5f\u80fd\u3084\u6539\u5584\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u3002\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3001\u6700\u65b0\u306e\u6a5f\u80fd\u3084\u63a8\u5968\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u30ad\u30e3\u30c3\u30c1\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lombok\u3068\u306f\uff1f\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u6539\u5584\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u6982\u8981 Lombok\u306f\u3001Java\u306e\u958b\u767a\u73fe\u5834\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u751f\u6210\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30dc\u30a4\u30e9\u30fc\u30d7\u30ec\u30fc\u30c8\u30b3\u30fc\u30c9\uff08\u5b9a\u578b\u7684\u306b\u66f8\u304b\u308c\u308b\u5197\u9577\u306a\u30b3\u30fc\u30c9\uff09\u3092 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-1002","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-uncategorized","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1002","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=1002"}],"version-history":[{"count":2,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1002\/revisions"}],"predecessor-version":[{"id":3489,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1002\/revisions\/3489"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}