{"id":1302,"date":"2025-03-18T16:59:57","date_gmt":"2025-03-18T07:59:57","guid":{"rendered":"https:\/\/route-zero.com\/recruit\/route\/1302\/"},"modified":"2025-06-18T17:07:16","modified_gmt":"2025-06-18T08:07:16","slug":"1302","status":"publish","type":"route","link":"https:\/\/route-zero.com\/recruit\/route\/1302\/","title":{"rendered":"Spring Boot\u3067\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u306a\u3044\u539f\u56e0\u3068\u306f\uff1f@Transactional\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"<div>\n<h3>\u306f\u3058\u3081\u306b\uff5c@Transactional\u304c\u52b9\u304b\u306a\u3044\uff1f\u3088\u304f\u3042\u308b\u843d\u3068\u3057\u7a74\u3068\u306f<\/h3>\n<p>Spring Boot\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u3092\u4f7f\u3046\u969b\u3001\u300c@Transactional\u3092\u3064\u3051\u3066\u3044\u308b\u306e\u306b\u30c7\u30fc\u30bf\u304c\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u306a\u3044\u300d\u300c\u4e00\u90e8\u3060\u3051DB\u306b\u53cd\u6620\u3055\u308c\u308b\u300d\u3068\u3044\u3063\u305f\u7d4c\u9a13\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<\/p>\n<p>\u3053\u308c\u306f@Transaction\u304c\u9069\u7528\u3055\u308c\u306a\u3044\u201c\u4ed5\u7d44\u307f\u4e0a\u306e\u5236\u7d04\u201d\u304c\u539f\u56e0\u3067\u3042\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002 \u672c\u8a18\u4e8b\u3067\u306f\u3001Java\u521d\u5fc3\u8005\u306b\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u3001@Transactional\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3068\u3001\u52b9\u304b\u306a\u3044\u6642\u306e\u5177\u4f53\u7684\u306a\u5bfe\u51e6\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<hr>\n<h3>\u672c\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/h3>\n<ul>\n<li>\n<p>@Transactional\u306e\u57fa\u672c\u4ed5\u69d8\u3068\u52d5\u4f5c\u306e\u4ed5\u7d44\u307f<\/p>\n<\/li>\n<li>\n<p>\u3088\u304f\u3042\u308b\u5931\u6557\u30d1\u30bf\u30fc\u30f3\u3068\u52b9\u304b\u306a\u3044\u7406\u7531<\/p>\n<\/li>\n<li>\n<p>\u5b9f\u52d9\u306b\u5f79\u7acb\u3064\u5177\u4f53\u7684\u306a\u56de\u907f\u7b56<\/p>\n<\/li>\n<\/ul>\n<hr>\n<h2>1. @Transactional\u306e\u57fa\u790e\uff1a\u3069\u3093\u306a\u5834\u9762\u3067\u4f7f\u3046\uff1f<\/h2>\n<h3>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u306f\uff1f<\/h3>\n<p>\u8907\u6570\u306eDB\u64cd\u4f5c\u3092\u3072\u3068\u307e\u3068\u3081\u306b\u3057\u3001\u5168\u3066\u304c\u6210\u529f\u3057\u305f\u5834\u5408\u306b\u306e\u307f\u53cd\u6620\u3055\u305b\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u5931\u6557\u6642\u306b\u306f\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u62c5\u4fdd\u3057\u307e\u3059\u3002<\/p>\n<h3>\u57fa\u672c\u306e\u4f7f\u3044\u65b9<\/h3>\n<pre><code><span>@Service<\/span>\r\n<span>public<\/span> <span><span>class<\/span> <span>UserService<\/span> <\/span>{\r\n\r\n    <span>@Autowired<\/span>\r\n    <span>private<\/span> UserRepository userRepository;\r\n\r\n    <span>@Transactional<\/span>\r\n    <span><span>public<\/span> <span>void<\/span> <span>registerUser<\/span><span>(User user)<\/span> <\/span>{\r\n        userRepository.save(user);\r\n        <span>\/\/ \u4f8b\u5916\u304c\u51fa\u308c\u3070\u81ea\u52d5\u7684\u306b\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/span>\r\n    }\r\n}<\/code><\/pre>\n<h3>\u30dd\u30a4\u30f3\u30c8\u6574\u7406<\/h3>\n<ul>\n<li>\n<p>Service\u5c64\u306epublic\u30e1\u30bd\u30c3\u30c9\u306b\u4ed8\u3051\u308b\u306e\u304c\u539f\u5247<\/p>\n<\/li>\n<li>\n<p>\u51e6\u7406\u958b\u59cb\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u958b\u59cb\u3001\u4f8b\u5916\u6642\u306b\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/p>\n<\/li>\n<li>\n<p>Spring\u3067\u306fAOP\u3092\u4f7f\u3063\u3066\u5236\u5fa1\u3057\u3066\u3044\u308b<\/p>\n<\/li>\n<\/ul>\n<hr>\n<h2>2. \u52b9\u304b\u306a\u3044\u7406\u7531\u3068NG\u30d1\u30bf\u30fc\u30f3\u306e\u5177\u4f53\u4f8b<\/h2>\n<h3>\u30d1\u30bf\u30fc\u30f31\uff1a\u540c\u3058\u30af\u30e9\u30b9\u5185\u3067\u306e\u81ea\u5df1\u547c\u3073\u51fa\u3057<\/h3>\n<pre><code><span>@Transactional<\/span>\r\n<span><span>public<\/span> <span>void<\/span> <span>createOrder<\/span><span>()<\/span> <\/span>{\r\n    validateOrder(); <span>\/\/ \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u7121\u52b9\u306b\u306a\u308b\uff01<\/span>\r\n}\r\n\r\n<span>@Transactional<\/span>\r\n<span><span>public<\/span> <span>void<\/span> <span>validateOrder<\/span><span>()<\/span> <\/span>{\r\n    <span>\/\/ \u691c\u8a3c\u51e6\u7406<\/span>\r\n}<\/code><\/pre>\n<p>\u539f\u56e0: Spring\u306eAOP\u3067\u306f\u81ea\u5df1\u547c\u3073\u51fa\u3057\u306f\u30d7\u30ed\u30ad\u30b7\u3092\u7d4c\u7531\u3057\u306a\u3044\u305f\u3081\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u6a5f\u80fd\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u89e3\u6c7a\u7b56:<\/p>\n<ul>\n<li>\n<p>\u5bfe\u8c61\u30e1\u30bd\u30c3\u30c9\u3092\u5225\u30af\u30e9\u30b9\u306b\u5207\u308a\u51fa\u3059<\/p>\n<\/li>\n<li>\n<p>DI\u3067\u547c\u3073\u51fa\u3059\u69cb\u9020\u306b\u3059\u308b<\/p>\n<\/li>\n<\/ul>\n<hr>\n<h3>\u30d1\u30bf\u30fc\u30f32\uff1a\u30c1\u30a7\u30c3\u30af\u4f8b\u5916\u304c\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u306a\u3044<\/h3>\n<pre><code><span>@Transactional<\/span>\r\n<span><span>public<\/span> <span>void<\/span> <span>process<\/span><span>()<\/span> <span>throws<\/span> IOException <\/span>{\r\n    <span>throw<\/span> <span>new<\/span> IOException(<span>\"\u30c1\u30a7\u30c3\u30af\u4f8b\u5916\u767a\u751f\"<\/span>);\r\n}<\/code><\/pre>\n<p>\u539f\u56e0: \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fRuntimeException\u7cfb\u306e\u307f\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u5bfe\u8c61\u3002\u30c1\u30a7\u30c3\u30af\u4f8b\u5916\u306f\u5bfe\u8c61\u5916\u3067\u3059\u3002<\/p>\n<p>\u89e3\u6c7a\u7b56:<\/p>\n<ul>\n<li>\n<p>@Transactional(rollbackFor = IOException.class) \u3092\u660e\u793a\u7684\u306b\u6307\u5b9a\u3059\u308b<\/p>\n<\/li>\n<\/ul>\n<hr>\n<h3>\u30d1\u30bf\u30fc\u30f33\uff1a\u975epublic\u30e1\u30bd\u30c3\u30c9\u306b\u4ed8\u4e0e<\/h3>\n<pre><code><span>@Transactional<\/span>\r\n<span><span>private<\/span> <span>void<\/span> <span>updateInventory<\/span><span>()<\/span> <\/span>{\r\n    <span>\/\/ \u5728\u5eab\u66f4\u65b0\u51e6\u7406<\/span>\r\n}<\/code><\/pre>\n<p>\u539f\u56e0: Spring\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306fpublic\u30e1\u30bd\u30c3\u30c9\u306b\u306e\u307f\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u89e3\u6c7a\u7b56:<\/p>\n<ul>\n<li>\n<p>\u5bfe\u8c61\u51e6\u7406\u3092public\u30e1\u30bd\u30c3\u30c9\u306b\u5909\u66f4\u3059\u308b<\/p>\n<\/li>\n<\/ul>\n<hr>\n<h3>\u3088\u304f\u3042\u308b\u8cea\u554f\uff1a\u8907\u6570\u306e@Transaction\u306f\u3069\u3046\u52d5\u304f\uff1f<\/h3>\n<p>Spring\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306f PROPAGATION_REQUIRED\u3002 \u3059\u3067\u306b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u3042\u308b\u5834\u5408\u306f\u540c\u3058\u3082\u306e\u3092\u518d\u5229\u7528\u3002<\/p>\n<p>\u65b0\u305f\u306b\u5206\u96e2\u3057\u305f\u3044\u5834\u5408\u306f\uff1a<\/p>\n<pre><code>@<span>Transactional<\/span>(<span>propagation<\/span> = Propagation.REQUIRES_NEW)<\/code><\/pre>\n<hr>\n<h2>3. \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u306e\u307e\u3068\u3081\u3068\u6b21\u306e\u5b66\u3073\u3078<\/h2>\n<h3>\u8981\u70b9\u306e\u304a\u3055\u3089\u3044<\/h3>\n<ul>\n<li>\n<p>@Transactional\u306f\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u5b88\u308b\u4ed5\u7d44\u307f<\/p>\n<\/li>\n<li>\n<p>\u52b9\u304b\u306a\u3044\u7406\u7531\u306e\u591a\u304f\u306f\u4ed5\u69d8\u7406\u89e3\u306e\u4e0d\u8db3<\/p>\n<\/li>\n<li>\n<p>\u5b9f\u52d9\u3067\u306f\u300c\u81ea\u5df1\u547c\u3073\u51fa\u3057\u300d\u300c\u4f8b\u5916\u306e\u7a2e\u985e\u300d\u300c\u30e1\u30bd\u30c3\u30c9\u306e\u53ef\u8996\u6027\u300d\u306b\u7279\u306b\u6ce8\u610f\uff01<\/p>\n<\/li>\n<\/ul>\n<h3>\u6b21\u306b\u5b66\u3076\u3079\u304d\u30c6\u30fc\u30de<\/h3>\n<ul>\n<li>\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u4f1d\u64ad\u8a2d\u5b9a\uff08Propagation\uff09\u306e\u8a73\u7d30<\/p>\n<\/li>\n<li>\n<p>\u5206\u96e2\u30ec\u30d9\u30eb\uff08Isolation\uff09\u306b\u3088\u308b\u4e00\u8cab\u6027\u7ba1\u7406<\/p>\n<\/li>\n<li>\n<p>\u975e\u540c\u671f\u51e6\u7406\uff08@Async\uff09\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u6642\u306e\u6ce8\u610f\u70b9<\/p>\n<\/li>\n<\/ul>\n<h3>\u3010\u5916\u90e8\u30ea\u30f3\u30af\u3011<\/h3>\n<p><a href=\"https:\/\/spring.io\/projects\/spring-boot\">Spring Boot\u516c\u5f0f\u30b5\u30a4\u30c8<\/a><\/p>\n<p><a href=\"https:\/\/docs.spring.io\/spring-framework\/docs\/current\/reference\/html\/data-access.html#transaction\">Spring\u516c\u5f0f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/a><\/p>\n<p><a href=\"https:\/\/spring.io\/guides\/gs\/transaction-management\/\">Spring\u516c\u5f0f\u30ac\u30a4\u30c9\uff1a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/a><\/p>\n<h3>\u3010\u5185\u90e8\u30ea\u30f3\u30af\u3011<\/h3>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/1100\/\">\u3010Spring Boot\u5b9f\u8df5\u30ac\u30a4\u30c9\u3011List\u578b\u30fbMap\u578b\u306e\u9055\u3044\u3068Bean\u30af\u30e9\u30b9\u306e\u57fa\u790e\uff06\u5fdc\u7528<\/a><\/p>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/1104\/\">Spring Boot\u306e\u3088\u304f\u4f7f\u308f\u308c\u308b\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u306f\uff1f\u521d\u5fc3\u8005\u5fc5\u898b\u306e\u89e3\u8aac\u3068\u6d3b\u7528\u6cd5<\/a><\/p>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/1115\/\">Spring Boot \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5165\u9580\uff5cMVC\u7d71\u5408\u3068\u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u5b9f\u8df5\u4f8b<\/a><\/p>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/1138\/\">Java\u306efor\u6587\u3092Stream\u306b\u66f8\u304d\u63db\u3048\u308b\u306b\u306f\uff1fSpring Boot\u3067\u306e\u5b9f\u8df5\u4f8b\u4ed8\u304d\u3067\u308f\u304b\u308b\uff01<\/a><\/p>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/1264\/\">\u3010\u4fdd\u5b58\u7248\u3011JPA vs JDBC\u2502Spring Boot\u3067\u306e\u5b9f\u52d9\u7684\u306a\u4f7f\u3044\u5206\u3051\u3068\u5c0e\u5165\u5224\u65ad\u30ac\u30a4\u30c9<\/a><\/p>\n<p><a href=\"https:\/\/route-zero.com\/recruit\/route\/936\/\">Docker + Spring Boot \u3067\u624b\u8efd\u306b\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3057\u3088\u3046\uff01<\/a><\/p>\n<\/div>\n","protected":false},"featured_media":1303,"template":"","_links":{"self":[{"href":"https:\/\/route-zero.com\/recruit\/wp-json\/wp\/v2\/route\/1302"}],"collection":[{"href":"https:\/\/route-zero.com\/recruit\/wp-json\/wp\/v2\/route"}],"about":[{"href":"https:\/\/route-zero.com\/recruit\/wp-json\/wp\/v2\/types\/route"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/route-zero.com\/recruit\/wp-json\/wp\/v2\/media\/1303"}],"wp:attachment":[{"href":"https:\/\/route-zero.com\/recruit\/wp-json\/wp\/v2\/media?parent=1302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}