Spring Boot Validation\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u57fa\u790e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6982\u5ff5\u304b\u3089 Spring Boot \u3067\u306e\u5b9f\u88c5\u307e\u3067\u3001\u6bb5\u968e\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u76ee\u6b21 <\/p>\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u5f53\u6027\u3084\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u7406\u7531\u304b\u3089\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n
Spring Boot \u306f\u3001Bean Validation\u3068Spring Validation\u3092\u7d71\u5408\u3057\u3001\u5f37\u529b\u3067\u67d4\u8edf\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u4e3b\u306a\u7279\u5fb4\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n
@NotNull<\/code>, @Size<\/code>, @Email<\/code> \u306a\u3069\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u7c21\u5358\u306b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n- \u8c4a\u5bcc\u306a\u7d44\u307f\u8fbc\u307f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb<\/strong>: \u4e00\u822c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30cb\u30fc\u30ba\u3092\u30ab\u30d0\u30fc\u3059\u308b\u591a\u6570\u306e\u7d44\u307f\u8fbc\u307f\u30eb\u30fc\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n
- \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u67d4\u8edf\u306a\u4f5c\u6210<\/strong>: \u7279\u5b9a\u306e\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u57fa\u3065\u3044\u305f\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n
1.3 Bean Validation\u3068 Spring Validation\u306e\u9055\u3044<\/h2>\n\n\n\n
Bean Validation\u3068Spring Validation\u306f\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u7279\u5fb4\u3068\u7528\u9014\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8868\u3067\u6bd4\u8f03\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n
\n\u7279\u6027<\/th> Bean Validation<\/th> Spring Validation<\/th><\/tr><\/thead> \u4ed5\u69d8<\/td> Java\u306e\u6a19\u6e96\u4ed5\u69d8<\/td> Spring\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u4e00\u90e8<\/td><\/tr> \u30b9\u30b3\u30fc\u30d7<\/td> \u30af\u30e9\u30b9\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u30ec\u30d9\u30eb\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/td> \u30e1\u30bd\u30c3\u30c9\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u623b\u308a\u5024\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/td><\/tr> \u4e3b\u306a\u7528\u9014<\/td> \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3084DTO\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/td> \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u30e1\u30bd\u30c3\u30c9\u306e\u5165\u529b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/td><\/tr> \u5b9f\u88c5\u65b9\u6cd5<\/td> JSR-380\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528<\/td> Spring\u56fa\u6709\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30d0\u30ea\u30c7\u30fc\u30bf\u3092\u4f7f\u7528<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\nSpring Boot \u306f\u3001\u3053\u308c\u3089\u4e21\u65b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u65b9\u5f0f\u3092\u7d71\u5408\u3057\u3001\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u4f7f\u7528\u3067\u304d\u308b\u74b0\u5883\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u5b9f\u969b\u306b\u3069\u306e\u3088\u3046\u306b\u5b9f\u88c5\u3059\u308b\u304b\u3001\u5177\u4f53\u7684\u306a\u30b3\u30fc\u30c9\u4f8b\u3092\u4ea4\u3048\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
2. Spring Boot Validation\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h1>\n\n\n\n
Spring Boot Validation\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0\u304b\u3089\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u4f8b\u307e\u3067\u3001\u6bb5\u968e\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
2.1 \u4f9d\u5b58\u95a2\u4fc2\u306e\u8ffd\u52a0\u3068\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h2>\n\n\n\n
\u307e\u305a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306bValidation\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306b\u3001\u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
Maven:<\/p>\n\n\n\n
<dependency>\n <groupId>org.springframework.boot<\/groupId>\n <artifactId>spring-boot-starter-validation<\/artifactId>\n<\/dependency><\/pre>\n\n\n\nGradle:<\/p>\n\n\n\n
implementation 'org.springframework.boot:spring-boot-starter-validation'<\/pre>\n\n\n\n\u3053\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001JSR-380\uff08Bean Validation 2.0\uff09\u306e\u5b9f\u88c5\u3067\u3042\u308bHibernate Validator\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
2.2 \u57fa\u672c\u7684\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u65b9\u6cd5\uff08@Valid, @NotNull, @Size\u7b49\uff09<\/h2>\n\n\n\n
Spring Boot Validation\u3067\u306f\u3001\u69d8\u3005\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4e3b\u8981\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u305d\u306e\u4f7f\u7528\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
import javax.validation.constraints.*;\n\npublic class User {\n @NotNull(message = \"\u540d\u524d\u306f\u5fc5\u9808\u3067\u3059\")\n @Size(min = 2, max = 30, message = \"\u540d\u524d\u306f2\u301c30\u6587\u5b57\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n private String name;\n\n @NotBlank(message = \"\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u5fc5\u9808\u3067\u3059\")\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 @Min(value = 18, message = \"\u5e74\u9f62\u306f18\u6b73\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\")\n @Max(value = 150, message = \"\u5e74\u9f62\u306f150\u6b73\u4ee5\u4e0b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\")\n private int age;\n\n @Pattern(regexp = \"^[0-9]{7}$\", message = \"\u90f5\u4fbf\u756a\u53f7\u306f7\u6841\u306e\u6570\u5b57\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\n private String postalCode;\n\n \/\/ \u30b2\u30c3\u30bf\u30fc\u3068\u30bb\u30c3\u30bf\u30fc\n}<\/pre>\n\n\n\n2.3 \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406<\/h2>\n\n\n\n
\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u306b\u306f\u3001@Valid<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\nimport org.springframework.validation.BindingResult;\nimport org.springframework.web.bind.annotation.*;\nimport javax.validation.Valid;\n\n@RestController\n@RequestMapping(\"\/api\/users\")\npublic class UserController {\n\n @PostMapping\n public ResponseEntity<?> createUser(@Valid @RequestBody User user, BindingResult result) {\n if (result.hasErrors()) {\n \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u306e\u51e6\u7406\n List<String> errors = result.getFieldErrors().stream()\n .map(error -> error.getField() + \": \" + error.getDefaultMessage())\n .collect(Collectors.toList());\n return ResponseEntity.badRequest().body(errors);\n }\n \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u51e6\u7406\n return ResponseEntity.ok(\"\u30e6\u30fc\u30b6\u30fc\u304c\u6b63\u5e38\u306b\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\");\n }\n}<\/pre>\n\n\n\nBindingResult<\/code>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u3092\u8a73\u7d30\u306b\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n2.4 \u30b5\u30fc\u30d3\u30b9\u5c64\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/h2>\n\n\n\n
\u30b5\u30fc\u30d3\u30b9\u5c64\u3067\u3082\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306b\u7279\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n
import org.springframework.validation.annotation.Validated;\nimport javax.validation.Valid;\nimport javax.validation.constraints.NotNull;\n\n@Service\n@Validated\npublic class UserService {\n\n @Autowired\n private UserRepository userRepository;\n\n public User createUser(@Valid @NotNull User user) {\n \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u30ed\u30b8\u30c3\u30af\n return userRepository.save(user);\n }\n\n @Min(value = 18, message = \"\u5e74\u9f62\u306f18\u6b73\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\")\n public void checkAge(int age) {\n \/\/ \u5e74\u9f62\u30c1\u30a7\u30c3\u30af\u30ed\u30b8\u30c3\u30af\n }\n}<\/pre>\n\n\n\n\u30b5\u30fc\u30d3\u30b9\u30af\u30e9\u30b9\u306b@Validated<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n\u4ee5\u4e0a\u304c\u3001Spring Boot Validation\u306e\u57fa\u672c\u7684\u306a\u5b9f\u88c5\u65b9\u6cd5\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6280\u8853\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u5805\u7262\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u6301\u3064\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
3. \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/h1>\n\n\n\n
Spring Boot\u306e\u6a19\u6e96\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u591a\u304f\u306e\u30b1\u30fc\u30b9\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u7279\u5b9a\u306e\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3084\u8907\u96d1\u306a\u6761\u4ef6\u3092\u691c\u8a3c\u3059\u308b\u5834\u5408\u3001\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
3.1 \u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5b9a\u7fa9<\/h2>\n\n\n\n
\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u96fb\u8a71\u756a\u53f7\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u30ab\u30b9\u30bf\u30e0\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n
import javax.validation.Constraint;\nimport javax.validation.Payload;\nimport java.lang.annotation.*;\n\n@Documented\n@Constraint(validatedBy = PhoneNumberValidator.class)\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\npublic @interface ValidPhoneNumber {\n String message() default \"Invalid phone number\";\n Class<?>[] groups() default {};\n Class<? extends Payload>[] payload() default {};\n}<\/pre>\n\n\n\n\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001@Constraint<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u3053\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306b\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u3001\u5b9f\u969b\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308b\u30af\u30e9\u30b9\uff08PhoneNumberValidator<\/code>\uff09\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n3.2 ConstraintValidator\u306e\u5b9f\u88c5<\/h2>\n\n\n\n
\u6b21\u306b\u3001\u5b9f\u969b\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308bConstraintValidator<\/code>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n\n\n\nimport javax.validation.ConstraintValidator;\nimport javax.validation.ConstraintValidatorContext;\n\npublic class PhoneNumberValidator implements ConstraintValidator<ValidPhoneNumber, String> {\n @Override\n public boolean isValid(String phoneNumber, ConstraintValidatorContext context) {\n if (phoneNumber == null) {\n return false;\n }\n \/\/ \u7c21\u5358\u306a\u4f8b: \u6570\u5b57\u306e\u307f\u306710\u6841\u307e\u305f\u306f11\u6841\n return phoneNumber.matches(\"^\\\\d{10,11}$\");\n }\n}<\/pre>\n\n\n\nisValid<\/code>\u30e1\u30bd\u30c3\u30c9\u5185\u3067\u3001\u96fb\u8a71\u756a\u53f7\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u306e\u4f8b\u3067\u306f\u3001\u5358\u7d14\u306b10\u6841\u307e\u305f\u306f11\u6841\u306e\u6570\u5b57\u3067\u3042\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n3.3 \u8907\u5408\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n
\u3088\u308a\u8907\u96d1\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u5834\u5408\u3001\u8907\u6570\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u8907\u5408\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6709\u52b9\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\n- \u65e2\u5b58\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b<\/strong><\/li>\n<\/ol>\n\n\n\n
@ValidPhoneNumber\n@NotNull(message = \"\u96fb\u8a71\u756a\u53f7\u306f\u5fc5\u9808\u3067\u3059\")\nprivate String phoneNumber;<\/pre>\n\n\n\n\n- \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b<\/strong><\/li>\n<\/ol>\n\n\n\n
\u8907\u6570\u306e\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30921\u3064\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u307e\u3068\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
@ValidPhoneNumber\n@ValidCountryCode\n@interface ValidInternationalPhoneNumber {}<\/pre>\n\n\n\n\n- \u30af\u30ed\u30b9\u30d5\u30a3\u30fc\u30eb\u30c9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n
\u8907\u6570\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u9593\u306e\u95a2\u4fc2\u3092\u691c\u8a3c\u3059\u308b\u5834\u5408\u3001\u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
@ValidDateRange\npublic class Event {\n private LocalDate startDate;\n private LocalDate endDate;\n \/\/ \u30b2\u30c3\u30bf\u30fc\u3001\u30bb\u30c3\u30bf\u30fc\n}\n\n@Constraint(validatedBy = DateRangeValidator.class)\n@Target({ElementType.TYPE})\n@Retention(RetentionPolicy.RUNTIME)\n@interface ValidDateRange {\n String message() default \"\u7d42\u4e86\u65e5\u306f\u958b\u59cb\u65e5\u3088\u308a\u5f8c\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\";\n Class<?>[] groups() default {};\n Class<? extends Payload>[] payload() default {};\n}\n\npublic class DateRangeValidator implements ConstraintValidator<ValidDateRange, Event> {\n @Override\n public boolean isValid(Event event, ConstraintValidatorContext context) {\n return event.getStartDate().isBefore(event.getEndDate());\n }\n}<\/pre>\n\n\n\n\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n
\n- \u518d\u5229\u7528\u53ef\u80fd\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u4f5c\u6210\u3057\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u907f\u3051\u308b<\/li>\n\n\n\n
- \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u3001\u5fc5\u8981\u4ee5\u4e0a\u306b\u8907\u96d1\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u907f\u3051\u308b<\/li>\n\n\n\n
- \u660e\u78ba\u3067\u5177\u4f53\u7684\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u63d0\u4f9b\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u5bb9\u6613\u306b\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/li>\n\n\n\n
- \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u3001\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u9632\u3050<\/li>\n<\/ul>\n\n\n\n
\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u54c1\u8cea\u3068\u4fe1\u983c\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3084\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u7279\u5316\u3057\u305f\u691c\u8a3c\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306b\u3001\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u975e\u5e38\u306b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
<\/i><\/span>\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u4f5c\u6210\u6642\u306e\u6ce8\u610f\u70b9<\/div><\/div>\n\n- \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u914d\u616e<\/strong>: \u8907\u96d1\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306f\u51e6\u7406\u6642\u9593\u304c\u9577\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u52b9\u7387\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u4f7f\u7528\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528\u3092\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n
- \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u56fd\u969b\u5316<\/strong>: \u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u5834\u5408\u3001\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3082\u56fd\u969b\u5316\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u3092\u5fd8\u308c\u305a\u306b\u3002<\/li>\n\n\n\n
- \u30c6\u30b9\u30c8\u306e\u91cd\u8981\u6027<\/strong>: \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u7279\u306b\u5165\u5ff5\u306a\u30c6\u30b9\u30c8\u304c\u5fc5\u8981\u3067\u3059\u3002\u5883\u754c\u5024\u30c6\u30b9\u30c8\u3084\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u306e\u78ba\u8a8d\u3092\u5fb9\u5e95\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n
@Test\nvoid testPhoneNumberValidator() {\n PhoneNumberValidator validator = new PhoneNumberValidator();\n assertTrue(validator.isValid(\"09012345678\", null));\n assertFalse(validator.isValid(\"090123456\", null));\n assertFalse(validator.isValid(\"090abcdefgh\", null));\n}<\/pre>\n\n\n\n\n- \u30c9\u30ad\u30e5\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3<\/strong>: \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u76ee\u7684\u3001\u4f7f\u7528\u65b9\u6cd5\u3001\u5236\u7d04\u6761\u4ef6\u306a\u3069\u3092\u660e\u78ba\u306b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u5185\u3067\u306e\u5171\u6709\u3084\u5c06\u6765\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001Spring Boot \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5805\u7262\u6027\u3068\u67d4\u8edf\u6027\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u3092\u7528\u3044\u305f\u5b9f\u8df5\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
4. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h1>\n\n\n\n
Spring Boot Validation\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u305d\u3057\u3066\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305f\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7406\u89e3\u3057\u3001\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u5074\u9762\u304b\u3089\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
4.1 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u8a2d\u8a08<\/h2>\n\n\n\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u91cd\u8981\u3067\u3059\u304c\u3001\u9069\u5207\u306b\u8a2d\u8a08\u3057\u306a\u3044\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3057\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
\n- \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/strong>: \u983b\u7e41\u306b\u5b9f\u884c\u3055\u308c\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u7d50\u679c\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u51e6\u7406\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
import org.springframework.cache.annotation.Cacheable;\n\n@Service\npublic class UserValidationService {\n\n @Cacheable(\"validationCache\")\n public boolean validateUser(User user) {\n \/\/ \u8907\u96d1\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n return isValid;\n }\n}<\/pre>\n\n\n\n\n- \u65e9\u671f\u30ea\u30bf\u30fc\u30f3<\/strong>: \u7121\u52b9\u306a\u30c7\u30fc\u30bf\u3092\u65e9\u671f\u306b\u691c\u51fa\u3057\u3001\u4e0d\u8981\u306a\u51e6\u7406\u3092\u907f\u3051\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
public boolean validateOrder(Order order) {\n if (order == null || order.getItems().isEmpty()) {\n return false;\n }\n \/\/ \u4ee5\u964d\u306e\u8a73\u7d30\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\n}<\/pre>\n\n\n\n\n- \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6700\u9069\u5316<\/strong>: \u5fc5\u8981\u6700\u5c0f\u9650\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3057\u3001\u904e\u5270\u306a\u30c1\u30a7\u30c3\u30af\u3092\u907f\u3051\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
4.2 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5f37\u5316\u7b56<\/h2>\n\n\n\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u5358\u306a\u308b\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306e\u30c1\u30a7\u30c3\u30af\u3060\u3051\u3067\u306a\u304f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306e\u91cd\u8981\u306a\u4e00\u90e8\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\n- \u5165\u529b\u30b5\u30cb\u30bf\u30a4\u30ba<\/strong>: XSS\u3084SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u3068\u3057\u3066\u3001\u5165\u529b\u30c7\u30fc\u30bf\u306e\u30af\u30ec\u30f3\u30b8\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
public class User {\n @Size(max = 100)\n @Pattern(regexp = \"^[a-zA-Z0-9]+$\", message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u82f1\u6570\u5b57\u306e\u307f\u4f7f\u7528\u53ef\u80fd\u3067\u3059\")\n private String username;\n\n \/\/ \u305d\u306e\u4ed6\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30e1\u30bd\u30c3\u30c9\n}<\/pre>\n\n\n\n\n- \u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u306e\u4f7f\u7528<\/strong>: \u6587\u5b57\u5217\u3067\u306f\u306a\u304f\u3001\u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3082\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
public class Transaction {\n @NotNull\n @PastOrPresent\n private LocalDate transactionDate;\n\n @NotNull\n @Positive\n private BigDecimal amount;\n\n \/\/ \u305d\u306e\u4ed6\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30e1\u30bd\u30c3\u30c9\n}<\/pre>\n\n\n\n\n- \u6a5f\u5bc6\u60c5\u5831\u306e\u6271\u3044<\/strong>: \u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3069\u306e\u6a5f\u5bc6\u60c5\u5831\u306b\u306f\u3001\u7279\u5225\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
public class UserCredentials {\n @NotBlank\n @Size(min = 8, max = 100)\n @Pattern(regexp = \"^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=.*[@#$%^&+=]).*$\", message = \"\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u6570\u5b57\u3001\u5c0f\u6587\u5b57\u3001\u5927\u6587\u5b57\u3001\u7279\u6b8a\u6587\u5b57\u3092\u542b\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\")\n private String password;\n\n \/\/ \u305d\u306e\u4ed6\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30e1\u30bd\u30c3\u30c9\n}<\/pre>\n\n\n\n4.3 \u56fd\u969b\u5316\u5bfe\u5fdc\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u8a2d\u5b9a<\/h2>\n\n\n\n
\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u56fd\u969b\u5316\u304c\u91cd\u8981\u3067\u3059\u3002Spring Boot\u306f\u3001\u3053\u306e\u6a5f\u80fd\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\n- \u30e1\u30c3\u30bb\u30fc\u30b8\u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210<\/strong>: \u8a00\u8a9e\u3054\u3068\u306b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
# messages.properties\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09\nuser.name.size=\u30e6\u30fc\u30b6\u30fc\u540d\u306f{min}\u6587\u5b57\u4ee5\u4e0a{max}\u6587\u5b57\u4ee5\u4e0b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\n\n# messages_en.properties\nuser.name.size=Username must be between {min} and {max} characters.<\/pre>\n\n\n\n\n- MessageSource\u306e\u4f7f\u7528<\/strong>: Spring Boot\u306eMessageSource\u3092\u4f7f\u7528\u3057\u3066\u3001\u9069\u5207\u306a\u8a00\u8a9e\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
@Autowired\nprivate MessageSource messageSource;\n\npublic String getErrorMessage(String code, Object[] args, Locale locale) {\n return messageSource.getMessage(code, args, locale);\n}<\/pre>\n\n\n\n\n- \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u4f7f\u7528<\/strong>: \u30d7\u30ed\u30d1\u30c6\u30a3\u30d5\u30a1\u30a4\u30eb\u3067\u5b9a\u7fa9\u3057\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
public class User {\n @Size(min = 2, max = 30, message = \"{user.name.size}\")\n private String name;\n\n \/\/ \u305d\u306e\u4ed6\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30e1\u30bd\u30c3\u30c9\n}<\/pre>\n\n\n\n\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u9ad8\u304f\u3001\u30bb\u30ad\u30e5\u30a2\u3067\u3001\u56fd\u969b\u5316\u306b\u5bfe\u5fdc\u3057\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3055\u3089\u306b\u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u63a2\u6c42\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
5. \u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30c6\u30af\u30cb\u30c3\u30af<\/h1>\n\n\n\n
Spring Boot Validation\u306e\u57fa\u672c\u3092\u62bc\u3055\u3048\u305f\u3089\u3001\u3088\u308a\u8907\u96d1\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306e\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u5b66\u3076\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u67d4\u8edf\u6027\u3068\u5805\u7262\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3001\u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u3044\u30463\u3064\u306e\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
5.1 \u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528\u65b9\u6cd5<\/h2>\n\n\n\n
\u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u7570\u306a\u308b\u72b6\u6cc1\u3084\u6761\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u7570\u306a\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u6642\u3068\u66f4\u65b0\u6642\u3067\u7570\u306a\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3057\u305f\u3044\u5834\u5408\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n
\/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7\u306e\u5b9a\u7fa9\npublic interface OnCreate {}\npublic interface OnUpdate {}\n\npublic class User {\n @NotNull(groups = {OnCreate.class, OnUpdate.class})\n @Size(min = 2, max = 30, groups = OnCreate.class)\n private String name;\n\n @Email(groups = OnCreate.class)\n private String email;\n\n \/\/ \u30b2\u30c3\u30bf\u30fc\u3068\u30bb\u30c3\u30bf\u30fc\n}\n\n@RestController\n@RequestMapping(\"\/api\/users\")\npublic class UserController {\n @PostMapping\n public ResponseEntity<?> createUser(@Validated(OnCreate.class) @RequestBody User user) {\n \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u30ed\u30b8\u30c3\u30af\n }\n\n @PutMapping(\"\/{id}\")\n public ResponseEntity<?> updateUser(@PathVariable Long id, @Validated(OnUpdate.class) @RequestBody User user) {\n \/\/ \u30e6\u30fc\u30b6\u30fc\u66f4\u65b0\u30ed\u30b8\u30c3\u30af\n }\n}<\/pre>\n\n\n\n\u3053\u306e\u3088\u3046\u306b\u3001@Validated<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30b0\u30eb\u30fc\u30d7\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n5.2 \u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5<\/h2>\n\n\n\n
\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u5bfe\u5fdc\u304c\u96e3\u3057\u3044\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u57fa\u3065\u304f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3059\u308b\u5834\u5408\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n
@Service\npublic class UserService {\n @Autowired\n private Validator validator;\n\n public void validateUser(User user) {\n Set<ConstraintViolation<User>> violations = validator.validate(user);\n if (!violations.isEmpty()) {\n throw new ValidationException(\"User validation failed\", violations);\n }\n\n \/\/ \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n if (user.getAge() < 18 && user.getRole().equals(\"ADMIN\")) {\n throw new ValidationException(\"Admins must be at least 18 years old\");\n }\n }\n}<\/pre>\n\n\n\n\u3053\u306e\u4f8b\u3067\u306f\u3001\u6a19\u6e96\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306b\u52a0\u3048\u3066\u3001\u30ab\u30b9\u30bf\u30e0\u306e\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff0818\u6b73\u672a\u6e80\u306e\u7ba1\u7406\u8005\u3092\u8a31\u53ef\u3057\u306a\u3044\uff09\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
5.3 \u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u73fe\u65b9\u6cd5<\/h2>\n\n\n\n
\u5916\u90e8API\u3092\u547c\u3073\u51fa\u3059\u5fc5\u8981\u304c\u3042\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3084\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u4f34\u3046\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6709\u52b9\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
@Service\npublic class AsyncValidationService {\n @Async\n public CompletableFuture<Boolean> validateUserAsync(User user) {\n return CompletableFuture.supplyAsync(() -> {\n \/\/ \u6642\u9593\u306e\u304b\u304b\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n boolean isValid = performComplexValidation(user);\n return isValid;\n });\n }\n\n private boolean performComplexValidation(User user) {\n \/\/ \u5916\u90e8API\u3092\u547c\u3073\u51fa\u3059\u306a\u3069\u3001\u6642\u9593\u306e\u304b\u304b\u308b\u51e6\u7406\n try {\n Thread.sleep(2000); \/\/ \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306e\u9045\u5ef6\n } catch (InterruptedException e) {\n Thread.currentThread().interrupt();\n }\n return user.getEmail().contains(\"@\");\n }\n}\n\n@RestController\n@RequestMapping(\"\/api\/users\")\npublic class UserController {\n @Autowired\n private AsyncValidationService validationService;\n\n @PostMapping\n public CompletableFuture<ResponseEntity<?>> createUser(@RequestBody User user) {\n return validationService.validateUserAsync(user)\n .thenApply(isValid -> {\n if (isValid) {\n \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u30ed\u30b8\u30c3\u30af\n return ResponseEntity.ok(\"User created successfully\");\n } else {\n return ResponseEntity.badRequest().body(\"User validation failed\");\n }\n });\n }\n}<\/pre>\n\n\n\n\u3053\u306e\u4f8b\u3067\u306f\u3001@Async<\/code>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3068CompletableFuture<\/code>\u3092\u4f7f\u7528\u3057\u3066\u3001\u975e\u540c\u671f\u3067\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u30b9\u30ec\u30c3\u30c9\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4ed6\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u306b\u5bfe\u5fdc\u3057\u305f\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u3069\u306e\u3088\u3046\u306b\u30c6\u30b9\u30c8\u3057\u3001\u4fdd\u5b88\u3057\u3066\u3044\u304f\u304b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
import org.junit.jupiter.api.DisplayName;\nimport org.junit.jupiter.api.Test;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;\nimport org.springframework.boot.test.context.SpringBootTest;\nimport org.springframework.http.MediaType;\nimport org.springframework.test.web.servlet.MockMvc;\n\nimport static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;\nimport static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;\nimport static org.hamcrest.Matchers.hasSize;\n\n@SpringBootTest\n@AutoConfigureMockMvc\npublic class UserControllerTest {\n\n @Autowired\n private MockMvc mockMvc;\n\n @Autowired\n private ObjectMapper objectMapper;\n\n @Test\n @DisplayName(\"\u7121\u52b9\u306a\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3067POST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3068\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u308b\")\n void testInvalidUserCreation() throws Exception {\n UserDto invalidUser = new UserDto(\"\", \"invalid-email\");\n mockMvc.perform(post(\"\/api\/users\")\n .contentType(MediaType.APPLICATION_JSON)\n .content(objectMapper.writeValueAsString(invalidUser)))\n .andExpect(status().isBadRequest())\n .andExpect(jsonPath(\"$.errors\").isArray())\n .andExpect(jsonPath(\"$.errors\", hasSize(2)));\n }\n}<\/pre>\n\n\n\n\u3053\u306e\u7d71\u5408\u30c6\u30b9\u30c8\u3067\u306f\u3001\u7121\u52b9\u306a\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u30c6\u30b9\u30c8\u3057\u3001\u9069\u5207\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
6.3 \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u4fdd\u5b88\u6027\u306e\u9ad8\u3044\u72b6\u614b\u306b\u4fdd\u3064\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n
\n- \u5171\u901a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306e\u62bd\u51fa<\/strong>\uff1a
\u8907\u6570\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u4f7f\u7528\u3055\u308c\u308b\u5171\u901a\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u62bd\u51fa\u3057\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30bf\u3068\u3057\u3066\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n@Constraint(validatedBy = PhoneNumberValidator.class)\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\npublic @interface ValidPhoneNumber {\n String message() default \"Invalid phone number\";\n Class<?>[] groups() default {};\n Class<? extends Payload>[] payload() default {};\n}\n\npublic class PhoneNumberValidator implements ConstraintValidator<ValidPhoneNumber, String> {\n @Override\n public boolean isValid(String phoneNumber, ConstraintValidatorContext context) {\n \/\/ \u96fb\u8a71\u756a\u53f7\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n }\n}<\/pre>\n\n\n\n\n- \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u5316<\/strong>\uff1a
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u3092\u5916\u90e8\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u305b\u305a\u306b\u30eb\u30fc\u30eb\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n# validation-rules.yaml\nuser:\n name:\n min-length: 2\n max-length: 30\n email:\n pattern: \"^[A-Za-z0-9+_.-]+@(.+)$\"<\/pre>\n\n\n\n\n- \u30a2\u30b9\u30da\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff08AOP\uff09\u306e\u6d3b\u7528<\/strong>\uff1a
\u6a2a\u65ad\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u3092\u30a2\u30b9\u30da\u30af\u30c8\u3068\u3057\u3066\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u6e1b\u3089\u3057\u3001\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n@Aspect\n@Component\npublic class ValidationAspect {\n @Before(\"execution(* com.example.service.*.*(..))\")\n public void validateInput(JoinPoint joinPoint) {\n \/\/ \u30e1\u30bd\u30c3\u30c9\u5f15\u6570\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\n }\n}<\/pre>\n\n\n\n\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u91cd\u8981\u6027<\/h2>\n\n\n\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306e\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u9ad8\u3044\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002JaCoCo\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b3\u30fc\u30c9\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u6e2c\u5b9a\u3057\u300180%\u4ee5\u4e0a\u306e\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u76ee\u6a19\u306b\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
<!-- pom.xml -->\n<plugin>\n <groupId>org.jacoco<\/groupId>\n <artifactId>jacoco-maven-plugin<\/artifactId>\n <version>0.8.7<\/version>\n <executions>\n <execution>\n <goals>\n <goal>prepare-agent<\/goal>\n <\/goals>\n <\/execution>\n <execution>\n <id>report<\/id>\n <phase>test<\/phase>\n <goals>\n <goal>report<\/goal>\n <\/goals>\n <\/execution>\n <\/executions>\n<\/plugin><\/pre>\n\n\n\nCI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3078\u306e\u7d71\u5408<\/h2>\n\n\n\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30c6\u30b9\u30c8\u3092CI\/CD\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u7d99\u7d9a\u7684\u306a\u54c1\u8cea\u4fdd\u8a3c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002Jenkins\u3084GitLab CI\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u5b9f\u8df5\u3057\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n
\n- \u30b3\u30df\u30c3\u30c8\u6642\u306e\u81ea\u52d5\u30c6\u30b9\u30c8\u5b9f\u884c<\/li>\n\n\n\n
- \u5b9a\u671f\u7684\u306a\u30c6\u30b9\u30c8\u30b9\u30a4\u30fc\u30c8\u306e\u5b9f\u884c<\/li>\n\n\n\n
- \u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u30ec\u30dd\u30fc\u30c8\u306e\u751f\u6210\u3068\u95be\u5024\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ul>\n\n\n\n
# .gitlab-ci.yml\nstages:\n - test\n - build\n\ntest:\n stage: test\n script:\n - .\/mvnw test\n - .\/mvnw jacoco:report\n artifacts:\n reports:\n junit:\n - target\/surefire-reports\/TEST-*.xml\n coverage_report:\n coverage_format: cobertura\n path: target\/site\/jacoco\/jacoco.xml\n\nbuild:\n stage: build\n script:\n - .\/mvnw package<\/pre>\n\n\n\n\u9069\u5207\u306a\u30c6\u30b9\u30c8\u3068\u4fdd\u5b88\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3067\u3001Spring Boot Validation\u306e\u4fe1\u983c\u6027\u3068\u4fdd\u5b88\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Spring Boot 3.0\u4ee5\u964d\u3067\u5c0e\u5165\u3055\u308c\u305f\u65b0\u6a5f\u80fd\u3068\u305d\u306e\u6d3b\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
public interface BasicValidation {}\npublic interface AdvancedValidation {}\n\npublic class User {\n @NotNull(groups = {BasicValidation.class, AdvancedValidation.class})\n private String username;\n\n @Email(groups = BasicValidation.class)\n @Pattern(regexp = \"^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\\\.[A-Z]{2,6}$\", \n flags = Pattern.Flag.CASE_INSENSITIVE, \n groups = AdvancedValidation.class)\n private String email;\n}<\/pre>\n\n\n\n\n- \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30bf\u306e\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0<\/strong>\uff1a
Spring Boot 3.0\u3067\u306f\u3001\u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n@Component\npublic class CustomValidator implements ConstraintValidator<CustomConstraint, String> {\n\n @Override\n public boolean isValid(String value, ConstraintValidatorContext context) {\n \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n }\n}<\/pre>\n\n\n\n\n- \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u7d50\u679c\u306e\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0<\/strong>\uff1a
\u983b\u7e41\u306b\u884c\u308f\u308c\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u7d50\u679c\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n@Service\npublic class UserService {\n @Cacheable(\"validationResults\")\n public boolean isValidUser(User user) {\n \/\/ \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n return true;\n }\n}<\/pre>\n\n\n\n\u3053\u308c\u3089\u306e\u65b0\u6a5f\u80fd\u3068\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001Spring Boot 3.0\u4ee5\u964d\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u52b9\u7387\u7684\u3067\u67d4\u8edf\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u65b0\u6a5f\u80fd\u306e\u5c0e\u5165\u306b\u3088\u308b\u4e3b\u306a\u5229\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n
\n- \u3088\u308a\u8868\u73fe\u529b\u8c4a\u304b\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u306e\u5b9a\u7fa9\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f<\/li>\n\n\n\n
- \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u3001\u5927\u898f\u6a21\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u52b9\u7387\u5316\u3055\u308c\u305f<\/li>\n\n\n\n
- Jakarta EE\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u6574\u5408\u6027\u304c\u5411\u4e0a\u3057\u3001\u5c06\u6765\u7684\u306a\u4e92\u63db\u6027\u304c\u78ba\u4fdd\u3055\u308c\u305f<\/li>\n<\/ol>\n\n\n\n
Spring Boot 3.0\u4ee5\u964d\u306eValidation\u6a5f\u80fd\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u52b9\u7387\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u5185\u5bb9\u3092\u8e0f\u307e\u3048\u3066\u3001Spring Boot Validation\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u3001\u3055\u3089\u306a\u308b\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
8. \u307e\u3068\u3081\u3068\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h1>\n\n\n\n
Spring Boot Validation\u306f\u3001\u5805\u7262\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001\u57fa\u790e\u304b\u3089\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3001\u6700\u65b0\u306e\u6a5f\u80fd\u307e\u3067\u5e45\u5e83\u304f\u30ab\u30d0\u30fc\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u5185\u5bb9\u3092\u632f\u308a\u8fd4\u308a\u3001Spring Boot Validation\u30de\u30b9\u30bf\u30fc\u3078\u306e\u9053\u7b4b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
8.1 Spring Boot Validation\u30de\u30b9\u30bf\u30fc\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n\n\n\n
\u4ee5\u4e0b\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u81ea\u8eab\u306e\u7406\u89e3\u5ea6\u3068\u5b9f\u88c5\u30b9\u30ad\u30eb\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n
\n- [ ] \u57fa\u672c\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\uff08@NotNull, @Size, @Email\u7b49\uff09\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306b\u4f7f\u7528\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3001\u5b9f\u88c5\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] \u30b0\u30eb\u30fc\u30d7\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u6d3b\u7528\u3057\u3066\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] \u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3057\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306b\u5bfe\u5fdc\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u3001\u81ea\u52d5\u5316\u30c6\u30b9\u30c8\u306b\u7d44\u307f\u8fbc\u3081\u308b<\/li>\n\n\n\n
- [ ] \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\uff08\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3001\u65e9\u671f\u30ea\u30bf\u30fc\u30f3\u7b49\uff09\u3092\u9069\u7528\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] \u56fd\u969b\u5316\u5bfe\u5fdc\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8a2d\u5b9a\u3057\u3001\u591a\u8a00\u8a9e\u30b5\u30dd\u30fc\u30c8\u3092\u5b9f\u73fe\u3067\u304d\u308b<\/li>\n\n\n\n
- [ ] Spring Boot 3.0\u4ee5\u964d\u306e\u65b0\u6a5f\u80fd\u3092\u7406\u89e3\u3057\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u6d3b\u7528\u3067\u304d\u308b<\/li>\n<\/ul>\n\n\n\n
8.2 \u3055\u3089\u306a\u308b\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u53c2\u52a0\u306e\u63a8\u5968<\/h2>\n\n\n\n
Spring Boot Validation\u306e\u77e5\u8b58\u3092\u3055\u3089\u306b\u6df1\u3081\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u30ea\u30bd\u30fc\u30b9\u3068\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3078\u306e\u53c2\u52a0\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n
\n- \u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\uff1a\n
\n- Spring\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a><\/li>\n\n\n\n
- Baeldung\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/a><\/li>\n\n\n\n
- Udemy\u3001Coursera\u306a\u3069\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30fc\u30b9<\/li>\n\n\n\n
- \u6280\u8853\u66f8\u7c4d\uff1a\u300cPro Spring Boot 2\u300d\u300cSpring Boot in Action\u300d<\/li>\n<\/ul>\n<\/li>\n\n\n\n
- \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u53c2\u52a0\uff1a\n
\n- Stack Overflow<\/a>\u3067\u306eQ&A\u53c2\u52a0<\/li>\n\n\n\n
- Spring Forum<\/a>\u3067\u306e\u8b70\u8ad6<\/li>\n\n\n\n
- \u5730\u57df\u306eJava\/Spring Boot\u30df\u30fc\u30c8\u30a2\u30c3\u30d7\u3078\u306e\u53c2\u52a0<\/li>\n\n\n\n
- Twitter\u3001LinkedIn\u3067\u306e\u6280\u8853\u8005\u30d5\u30a9\u30ed\u30fc<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n
8.3 \u5b9f\u8df5\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30a2\u30a4\u30c7\u30a2\u3068\u6311\u6226\u8ab2\u984c<\/h2>\n\n\n\n
\u7406\u8ad6\u3092\u5b9f\u8df5\u306b\u79fb\u3059\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30a2\u30a4\u30c7\u30a2\u3068\u6311\u6226\u8ab2\u984c\u306b\u53d6\u308a\u7d44\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30a2\u30a4\u30c7\u30a2\uff1a<\/p>\n\n\n\n
\n- \u9ad8\u5ea6\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u6301\u3064\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u7bc9<\/li>\n\n\n\n
- RESTful API\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/li>\n\n\n\n
- \u30d5\u30a9\u30fc\u30e0\u30d9\u30fc\u30b9\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a<\/li>\n\n\n\n
- \u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5<\/li>\n<\/ol>\n\n\n\n
\u6311\u6226\u8ab2\u984c\uff1a<\/p>\n\n\n\n
\n- \u30ab\u30b9\u30bf\u30e0\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210\u3068\u5b9f\u88c5<\/li>\n\n\n\n
- \u975e\u540c\u671f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u3068\u6027\u80fd\u8a55\u4fa1<\/li>\n\n\n\n
- \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u306e\u5b9f\u65bd\u3068\u6700\u9069\u5316<\/li>\n\n\n\n
- \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\uff08XSS\u5bfe\u7b56\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u9632\u6b62\u7b49\uff09<\/li>\n<\/ol>\n\n\n\n
Spring Boot Validation\u306e\u5c06\u6765\u306f\u3001AI\u3092\u6d3b\u7528\u3057\u305f\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3001\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u74b0\u5883\u3067\u306e\u6700\u9069\u5316\u3001\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e2\u30c7\u30eb\u3068\u306e\u7d71\u5408\u306a\u3069\u3001\u3055\u3089\u306a\u308b\u9032\u5316\u304c\u671f\u5f85\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c8\u30ec\u30f3\u30c9\u306b\u3082\u6ce8\u76ee\u3057\u306a\u304c\u3089\u3001\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u5b9f\u8df5\u3092\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u9ad8\u5ea6\u306aSpring Boot\u958b\u767a\u8005\u3078\u3068\u6210\u9577\u3057\u3066\u3044\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
\u672c\u8a18\u4e8b\u304cSpring Boot Validation\u30de\u30b9\u30bf\u30fc\u3078\u306e\u7b2c\u4e00\u6b69\u3068\u306a\u308a\u3001\u7686\u3055\u307e\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u304c\u3088\u308a\u5805\u7262\u3067\u52b9\u7387\u7684\u306a\u3082\u306e\u306b\u306a\u308b\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002\u5e38\u306b\u5b66\u3073\u3001\u5b9f\u8df5\u3057\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3068\u77e5\u8b58\u3092\u5171\u6709\u3057\u306a\u304c\u3089\u3001\u7d20\u6674\u3089\u3057\u3044\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f5c\u308a\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
1. Spring Boot Validation\u306e\u57fa\u790e Spring Boot Validation\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u57fa\u790e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u6982\u5ff5\u304b\u3089 … <\/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-344","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\/344","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=344"}],"version-history":[{"count":2,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/344\/revisions"}],"predecessor-version":[{"id":346,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/344\/revisions\/346"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}