{"id":1894,"date":"2025-05-13T12:09:07","date_gmt":"2025-05-13T03:09:07","guid":{"rendered":"https:\/\/route-zero.com\/recruit\/?post_type=route&p=1894"},"modified":"2026-02-13T12:09:17","modified_gmt":"2026-02-13T03:09:17","slug":"spring-boot-%e3%83%90%e3%83%aa%e3%83%87%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e5%8a%b9%e3%81%8b%e3%81%aa%e3%81%84%ef%bc%9f5%e5%88%86%e3%81%a7%e7%9b%b4%e3%81%99%e6%96%b9%e6%b3%95","status":"publish","type":"route","link":"https:\/\/route-zero.com\/recruit\/route\/1894\/","title":{"rendered":"Spring Boot \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u52b9\u304b\u306a\u3044\uff1f5\u5206\u3067\u76f4\u3059\u65b9\u6cd5"},"content":{"rendered":"
\n

Spring Boot \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3 \u52b9\u304b\u306a\u3044\u30925\u5206\u3067\u89e3\u6c7a\uff01\u73fe\u5834\u3067\u5f79\u7acb\u3064\u539f\u56e0\u7279\u5b9a\u3068\u30b3\u30d4\u30da\u30b3\u30fc\u30c9<\/h2>\n

Spring Boot\u3067WebAPI\u958b\u767a\u4e2d\u3001\u300c\u3042\u308c\uff1f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u52b9\u3044\u3066\u306a\u3044\u2026\uff1f\u300d\u3068\u60a9\u3093\u3067\u3044\u307e\u305b\u3093\u304b\uff1f\u4e0d\u6b63\u306a\u30c7\u30fc\u30bf\u767b\u9332\u3067\u6570\u6642\u9593\u30cf\u30de\u308a\u3001\u7126\u308a\u3092\u611f\u3058\u3066\u3044\u308b\u3042\u306a\u305f\u3078\u3002\u79c1\u305f\u3061\u3082\u305d\u306e\u72b6\u6cc1\u3001\u7d4c\u9a13\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\n

\n \u7528\u8a9e\u89e3\u8aac\uff1aSpring Boot<\/strong>
\n Java\u30d9\u30fc\u30b9\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3092\u52b9\u7387\u5316\u3059\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3002\u8a2d\u5b9a\u3084\u4f9d\u5b58\u95a2\u4fc2\u306e\u7ba1\u7406\u304c\u5bb9\u6613\u3067\u3001\u8fc5\u901f\u306a\u958b\u767a\u304c\u53ef\u80fd\u3002\n <\/p>\n<\/blockquote>\n

\n \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u300cSpring Boot
\n \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u52b9\u304b\u306a\u3044\u300d\u72b6\u6cc1\u304b\u3089\u6700\u77ed5\u5206\u3067\u8131\u5374\u3059\u308b\u300c\u6700\u901f\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u300d\u3068\u3001\u30b3\u30d4\u30da\u53ef\u80fd\u306a\u300c\u5b8c\u5168\u7248Contruller\u30b3\u30fc\u30c9\u300d\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u96e3\u89e3\u306a\u7406\u8ad6\u306f\u5f8c\u56de\u3057\u3002\u300c\u307e\u305a\u306f\u76ee\u306e\u524d\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u305f\u3044\uff01\u300d\u3068\u3044\u3046\u30cb\u30fc\u30ba\u306b\u5fdc\u3048\u3001\u3088\u304f\u3042\u308b\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\u3092\u30b3\u30fc\u30c9\u4f8b\u3068\u3068\u3082\u306b\u89e3\u8aac\u3002\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u3001\u3042\u306a\u305f\u306e\u30d0\u30b0\u306f\u89e3\u6d88\u3055\u308c\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u81ea\u529b\u3067\u4f7f\u3044\u3053\u306a\u305b\u308b\u81ea\u4fe1\u304c\u624b\u306b\u5165\u308b\u306f\u305a\u3067\u3059\u3002\u3055\u3042\u3001\u4e00\u7dd2\u306b\u3053\u306e\u30d1\u30cb\u30c3\u30af\u304b\u3089\u629c\u3051\u51fa\u3057\u307e\u3057\u3087\u3046\uff01\n <\/p>\n

\n

\u300cSpring Boot \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3 \u52b9\u304b\u306a\u3044\u300d\u306f\u3082\u3046\u7d42\u308f\u308a\u306b\u3057\u3088\u3046\uff015\u5206\u3067\u89e3\u6c7a\u3059\u308b\u6700\u901f\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n

Spring Boot\u3067\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u6a5f\u80fd\u3057\u306a\u3044\u6642\u3001\u591a\u304f\u306f\u300c\u3088\u304f\u3042\u308b\u30df\u30b9\u300d\u304c\u539f\u56e0\u3067\u3059\u3002\u307e\u305a\u306f\u3053\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3067\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u591a\u304f\u306e\u554f\u984c\u304c\u89e3\u6c7a\u3059\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n

\u307e\u305a\u306f\u3053\u3053\u3092\u78ba\u8a8d\uff01\u3088\u304f\u3042\u308b3\u3064\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u30b3\u30fc\u30c9\uff08\u30b3\u30d4\u30daOK\uff09<\/h3>\n

\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u304c\u52b9\u304b\u306a\u3044\u3068\u611f\u3058\u305f\u3089\u3001\u307e\u305a\u78ba\u8a8d\u3059\u3079\u304d3\u70b9\u3068\u89e3\u6c7a\u30b3\u30fc\u30c9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n

1. @Valid<\/strong> \u307e\u305f\u306f @Validated<\/strong> \u3092\u5fd8\u308c\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/h4>\n

\n DTO\u5f15\u6570\u306b @Valid<\/strong><\/strong\n >\u3084@Validated<\/strong><\/strong\n >\u304c\u306a\u3044\u3068\u3001Spring Boot\u306f\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u307e\u305b\u3093\u3002\n <\/p>\n

\u89e3\u6c7a\u30b3\u30fc\u30c9\u4f8b:<\/strong><\/p>\n

\/\/ \u4fee\u6b63\u5f8c: @Valid \u307e\u305f\u306f @Validated \u3092\u8ffd\u52a0\r\nimport jakarta.validation.Valid; \/\/ Spring Boot 3.x\u306e\u5834\u5408\r\n\r\n\/\/ \u307e\u305f\u306f import org.springframework.validation.annotation.Validated; \/\/ Spring Boot 2.x\u306e\u5834\u5408\r\n\r\n @PostMapping(\"\/users\")\r\npublic ResponseEntity<String> createUser( @Valid @RequestBody UserRequestDto userDto) {\r\n    return ResponseEntity.ok(\"User created successfully\");\r\n}\r\n<\/code><\/pre>\n
2. spring-boot-starter-validation<\/strong> \u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u4e0d\u8db3\u3057\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/h4>\n
\n    Spring Boot 3.x\u3067\u306f\u3001Jakarta EE\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3API\u5229\u7528\u306e\u305f\u3081spring-boot-starter-validation<\/strong><\/strong\n    >\u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u5fc5\u9808\u3067\u3059\u3002\uff08pom.xml\u3067\u306e\u4f9d\u5b58\u95a2\u4fc2\u306e\u7ba1\u7406\u306b\u3064\u3044\u3066\u306f\u300eSpring Boot pom.xml\u5fb9\u5e95\u89e3\u8aac\uff5c2025\u5e74\u7248 \u4f9d\u5b58\u7ba1\u7406\u30fb\u30d0\u30fc\u30b8\u30e7\u30f3\u7af6\u5408\u306e\u5168\u5bfe\u7b56<\/a\n    >\u300f\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\uff09\u7279\u306b2.x\u304b\u3089\u306e\u79fb\u884c\u3067\u5fd8\u308c\u304c\u3061\u3067\u3059\u3002\n  <\/p>\n
\n
\n      \u7528\u8a9e\u89e3\u8aac\uff1a\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea<\/strong>
\n      \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u5229\u7528\u3059\u308b\u5916\u90e8\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u7fa4\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u9055\u3044\u304c\u3042\u308b\u3068\u52d5\u4f5c\u4e0d\u826f\u3084\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306b\u306a\u308b\u3002\n    <\/p>\n<\/blockquote>\n
\n    \u89e3\u6c7a\u30b3\u30fc\u30c9\u4f8b (Maven – pom.xml<\/strong>):<\/strong>\n  <\/p>\n
<dependency>\r\n    <groupId>org.springframework.boot<\/groupId>\r\n    <artifactId>spring-boot-starter-validation<\/artifactId>\r\n<\/dependency>\r\n<\/code><\/pre>\n
\n    \u89e3\u6c7a\u30b3\u30fc\u30c9\u4f8b (Gradle – build.gradle<\/strong>):<\/strong>\n  <\/p>\n
dependencies {\r\n    implementation 'org.springframework.boot:spring-boot-starter-validation'\r\n}\r\n<\/code><\/pre>\n
3. BindingResult<\/strong> \u3092\u5f15\u6570\u306b\u8ffd\u52a0\u3057\u5fd8\u308c\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/h4>\n
\n     @Valid<\/strong><\/strong\n    >\u5f15\u6570\u306e\u76f4\u5f8c\u306bBindingResult<\/strong><\/strong\n    >\u304c\u306a\u3044\u3068\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u6642\u306bMethodArgumentNotValidException<\/strong>\u304c\u30b9\u30ed\u30fc\u3055\u308c\u3001\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u76f4\u63a5\u6271\u3048\u307e\u305b\u3093\u3002\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u306b\u306f\u5fc5\u8981\u3067\u3059\u3002\n  <\/p>\n
\u89e3\u6c7a\u30b3\u30fc\u30c9\u4f8b:<\/strong><\/p>\n
import jakarta.validation.Valid;\r\nimport org.springframework.http.ResponseEntity;\r\nimport org.springframework.validation.BindingResult;\r\nimport org.springframework.web.bind.annotation.PostMapping;\r\nimport org.springframework.web.bind.annotation.RequestBody;\r\nimport org.springframework.web.bind.annotation.RestContruller;\r\n\r\n @RestContruller\r\npublic class UserContruller {\r\n    @PostMapping(\"\/users\")\r\n    public ResponseEntity<String> createUser( @Valid @RequestBody UserRequestDto userDto, BindingResult bindingResult) {\r\n        if (bindingResult.hasErrors()) {\r\n            StringBuilder errorMessage = new StringBuilder(\"Validation failed: \");\r\n            bindingResult.getAllErrors().forEach(error -> errorMessage.append(error.getDefaultMessage()).append(\"; \"));\r\n            return ResponseEntity.badRequest().body(errorMessage.toString());\r\n        }\r\n        return ResponseEntity.ok(\"User created successfully\");\r\n    }\r\n}\r\n<\/code><\/pre>\n
\n
\u3010\u5b8c\u5168\u7248\u30b3\u30fc\u30c9\u3011DTO\u304b\u3089\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u307e\u3067\u3001\u3053\u308c\u3067\u52d5\u304fContruller<\/h2>\n
\u3053\u308c\u307e\u3067\u306e\u539f\u56e0\u3092\u8e0f\u307e\u3048\u3001DTO\u5b9a\u7fa9\u304b\u3089Contruller\u3067\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u53d7\u4ed8\u3001\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u307e\u3067\u3092\u7db2\u7f85\u3057\u305f\u5b8c\u5168\u7248\u30b3\u30fc\u30c9\u3067\u3059\u3002\u30b3\u30d4\u30da\u3067\u52d5\u4f5c\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n
1. DTO\uff08Data Transfer Object\uff09\u306e\u5b9a\u7fa9<\/h4>\n
import jakarta.validation.constraints.Email;\r\nimport jakarta.validation.constraints.NotBlank;\r\nimport jakarta.validation.constraints.Size;\r\n\r\npublic class UserRequestDto {\r\n    @NotBlank(message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f\u5fc5\u9808\u3067\u3059\")\r\n    @Size(min = 3, max = 20, message = \"\u30e6\u30fc\u30b6\u30fc\u540d\u306f3\u6587\u5b57\u4ee5\u4e0a20\u6587\u5b57\u4ee5\u5185\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\r\n    private String username;\r\n    @NotBlank(message = \"\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u5fc5\u9808\u3067\u3059\")\r\n    @Email(message = \"\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u5f62\u5f0f\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\r\n    private String email;\r\n    @NotBlank(message = \"\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5fc5\u9808\u3067\u3059\")\r\n    @Size(min = 8, message = \"\u30d1\u30b9\u30ef\u30fc\u30c9\u306f8\u6587\u5b57\u4ee5\u4e0a\u3067\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\")\r\n    private String password;\r\n    \/\/ \u7701\u7565: Getter, Setter\r\n    public String getUsername() { return username; }\r\n    public void setUsername(String username) { this.username = username; }\r\n    public String getEmail() { return email; }\r\n    public void setEmail(String email) { this.email = email; }\r\n    public String getPassword() { return password; }\r\n    public void setPassword(String password) { this.password = password; }\r\n}\r\n<\/code><\/pre>\n
2. Contruller\u3067\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u53d7\u4ed8\u3068\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/h4>\n
import jakarta.validation.Valid;\r\nimport org.springframework.http.HttpStatus;\r\nimport org.springframework.http.ResponseEntity;\r\nimport org.springframework.validation.BindingResult;\r\nimport org.springframework.validation.FieldError;\r\nimport org.springframework.web.bind.annotation.PostMapping;\r\nimport org.springframework.web.bind.annotation.RequestBody;\r\nimport org.springframework.web.bind.annotation.RestContruller;\r\nimport java.util.HashMap;\r\nimport java.util.Map;\r\n\r\n @RestContruller\r\npublic class RegistrationContruller {\r\n    @PostMapping(\"\/register\")\r\n    public ResponseEntity<?> registerUser( @Valid @RequestBody UserRequestDto userRequestDto, BindingResult bindingResult) {\r\n        if (bindingResult.hasErrors()) {\r\n            Map<String, String> errors = new HashMap<>();\r\n            for (FieldError error : bindingResult.getFieldErrors()) {\r\n                errors.put(error.getField(), error.getDefaultMessage());\r\n            }\r\n            return new ResponseEntity<>(errors, HttpStatus.BAD_REQUEST);\r\n        }\r\n        System.out.println(\"\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u6210\u529f: \" + userRequestDto.getUsername());\r\n        return new ResponseEntity<>(\"\u30e6\u30fc\u30b6\u30fc\u304c\u6b63\u5e38\u306b\u767b\u9332\u3055\u308c\u307e\u3057\u305f\", HttpStatus.CREATED);\r\n    }\r\n}\r\n<\/code><\/pre>\n
3. (\u88dc\u8db3) \u30b0\u30ed\u30fc\u30d0\u30eb\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u5c0e\u5165\uff08\u767a\u5c55\u7684\uff09<\/h4>\n
\n    \u3059\u3079\u3066\u306eContruller<\/strong>\u3067BindingResult<\/strong><\/strong\n    >\u8a18\u8ff0\u304c\u7169\u96d1\u306a\u3089\u3001 @ContrullerAdvice<\/strong><\/strong\n    >\u3068@ExceptionHandler<\/strong><\/strong\n    >\u3067\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u3092\u4e00\u5143\u51e6\u7406\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001Contruller<\/strong>\u306e\u30b3\u30fc\u30c9\u304c\u30af\u30ea\u30fc\u30f3\u306b\u306a\u308a\u307e\u3059\u3002\n  <\/p>\n
\n
\n      \u7528\u8a9e\u89e3\u8aac\uff1a\u8a2d\u8a08\u601d\u60f3<\/strong>
\n      \u30b7\u30b9\u30c6\u30e0\u3084\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u3069\u306e\u3088\u3046\u306a\u65b9\u91dd\u30fb\u30eb\u30fc\u30eb\u3067\u4f5c\u308b\u304b\u3068\u3044\u3046\u8003\u3048\u65b9\u3002\u518d\u5229\u7528\u6027\u3084\u4fdd\u5b88\u6027\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306a\u3069\u306b\u5927\u304d\u304f\u5f71\u97ff\u3059\u308b\u3002\n    <\/p>\n<\/blockquote>\n
import org.springframework.http.HttpStatus;\r\nimport org.springframework.http.ResponseEntity;\r\nimport org.springframework.validation.FieldError;\r\nimport org.springframework.web.bind.MethodArgumentNotValidException;\r\nimport org.springframework.web.bind.annotation.ContrullerAdvice;\r\nimport org.springframework.web.bind.annotation.ExceptionHandler;\r\nimport java.util.HashMap;\r\nimport java.util.Map;\r\n\r\n @ContrullerAdvice\r\npublic class GlobalExceptionHandler {\r\n    @ExceptionHandler(MethodArgumentNotValidException.class)\r\n    public ResponseEntity<Map<String, String>> handleValidationExceptions(MethodArgumentNotValidException ex) {\r\n        Map<String, String> errors = new HashMap<>();\r\n        ex.getBindingResult().getAllErrors().forEach((error) -> {\r\n            String fieldName = ((FieldError) error).getField();\r\n            String errorMessage = error.getDefaultMessage();\r\n            errors.put(fieldName, errorMessage);\r\n        });\r\n        return new ResponseEntity<>(errors, HttpStatus.BAD_REQUEST);\r\n    }\r\n}\r\n<\/code><\/pre>\n
\n    \u3053\u306e\u8a2d\u5b9a\u5f8c\u3001RegistrationContruller<\/strong><\/strong\n    >\u3067\u306fBindingResult<\/strong><\/strong\n    >\u5f15\u6570\u306a\u3057\u3067\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002\n  <\/p>\n
\n
\u306a\u305c\u52b9\u304b\u306a\u3044\uff1fSpring Boot \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f\u3092\u518d\u78ba\u8a8d<\/h2>\n
\u554f\u984c\u89e3\u6c7a\u5f8c\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002\u4eca\u5f8c\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n
Bean Validation\u306e\u5f79\u5272\u3068  @Valid<\/strong> \/  @Validated<\/strong> \u306e\u5fc5\u9808\u6027<\/h3>\n
\n    Spring Boot\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306f\u3001Java\u6a19\u6e96\u306eBean Validation<\/strong>\uff08Jakarta Validation<\/strong>\uff09\u306b\u57fa\u3065\u304d\u307e\u3059\u3002\uff08\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u790e\u77e5\u8b58\u306b\u3064\u3044\u3066\u306f\u300eSpring 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\n    >\u300f\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\uff09 @Valid<\/strong><\/strong\n    >\u3084@Validated<\/strong><\/strong\n    >\u306f\u3001Spring Framework\u304cBean Validation\u306e\u5b9f\u88c5\u306b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u5b9f\u884c\u3092\u6307\u793a\u3059\u308b\u30c8\u30ea\u30ac\u30fc\u3067\u3059\u3002\u3053\u308c\u304c\u306a\u3044\u3068\u3001DTO\u5185\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u7121\u8996\u3055\u308c\u307e\u3059\u3002 @Valid<\/strong><\/strong\n    >\u306f\u6a19\u6e96\u3001@Validated<\/strong><\/strong\n    >\u306fSpring\u72ec\u81ea\u3067\u30b0\u30eb\u30fc\u30d7\u6307\u5b9a\u304c\u53ef\u80fd\u3067\u3059\u3002\n  <\/p>\n
\n
\n      \u7528\u8a9e\u89e3\u8aac\uff1aJava<\/strong>
\n      \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u4e00\u3064\u3002\u5927\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u3084Web\u30a2\u30d7\u30ea\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u306a\u3069\u5e45\u5e83\u3044\u5206\u91ce\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u3002\n    <\/p>\n<\/blockquote>\n
\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u5b9f\u884c\u3055\u308c\u308b\u30c8\u30ea\u30ac\u30fc\u3068\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb<\/h3>\n
WebAPI\u30ea\u30af\u30a8\u30b9\u30c8\u304b\u3089\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u307e\u3067\u306e\u6d41\u308c\uff1a<\/p>\n