{"id":7454,"date":"2023-01-14T11:13:27","date_gmt":"2023-01-14T02:13:27","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=7454"},"modified":"2023-01-14T14:13:42","modified_gmt":"2023-01-14T05:13:42","slug":"spring-boot-request-dto-response-dto-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=7454","title":{"rendered":"Spring Boot – Request DTO, Response DTO \uc815\ub9ac"},"content":{"rendered":"

Spring Boot – Request DTO, Response DTO \uc815\ub9ac<\/h1>\n

\ucc38\uc870<\/a><\/p>\n

Request DTO \uc138\ud305\uc744 \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5\ud558\uace0 \uc2f6\uc5c8\ub294\ub370 \uad1c\ucc2e\uc744 \uae00\uc774 \ubcf4\uc5ec \uc815\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n

Request DTO<\/h2>\n

\ubcc0\ud658\uacfc\uc815<\/h3>\n

Json -> Request DTO<\/code> \ubcc0\ud658\uacfc\uc815\uc744 \uc815\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n

@PostMapping("\/search")\npublic ResponseEntity<?> search(@RequestBody SearchCompanyDto dto) {\n    return service.search(dto);\n}<\/code><\/pre>\n
\uc2e4\uc81c \ubcc0\ud658\uc740 @RequestBody<\/code> \uc5d0 \uc758\ud574 \uc2e4\ud589\ub429\ub2c8\ub2e4.<\/p>\n
RequestBody \ub97c \ub530\ub77c\uac00\uba74,
\n\uc778\ud130\ud398\uc774\uc2a4 HttpMessageConverter \uc5d0 \uc758\ud574 \ubcc0\ud658\uc774 \ub41c\ub2e4\uace0 \ucf54\uba58\ud2b8\uc5d0 \uc801\ud600 \uc788\uc2b5\ub2c8\ub2e4.
\nJson \ub9e4\ud551\uc5d0\ub294 MappingJackson2HttpMessageConverter \uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
\uc2e4\uc81c \ub9e4\ud551\uc740 getter, setter, reflection \uc5d0 \uc758\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n
\n
Reflection API\ub780?
\n\uad6c\uccb4\uc801\uc778 \ud074\ub798\uc2a4 \ud0c0\uc785\uc744 \uc54c\uc9c0 \ubabb\ud574\ub3c4 \uadf8 \ud074\ub798\uc2a4\uc758 \uc815\ubcf4(\uba54\uc11c\ub4dc, \ud0c0\uc785, \ubcc0\uc218 \ub4f1\ub4f1)\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\ub294 \uc790\ubc14 API\ub2e4.<\/p>\n<\/blockquote>\n
\ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5<\/h3>\n
JsonCreator<\/code>, JsonProperty<\/code> \ub97c \uc774\uc6a9\ud574 \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
@Getter\n@Setter\n@NoArgsConstructor\npublic class SearchCompanyDto {\n    private Long companyId;\n\n    @JsonCreator\n    @Builder\n    public SearchCompanyDto(@JsonProperty("companyId") Long companyId) {\n        this.companyId = companyId;\n    }\n}<\/code><\/pre>\n
\ub514\ud3f4\ud2b8 \uac12 \uc124\uc815\uc740 \uc544\ub798\uc640 \uac19\uc774 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
@Getter\n@Setter\n@NoArgsConstructor\npublic class BaseSearchDto {\n    private Integer pageNo = ConstValue.MIN_PAGE_NO;\n    private Integer pageSize = ConstValue.MAX_PAGE_SIZE;\n}<\/code><\/pre>\n
NotNull \uccb4\ud06c<\/h3>\n
@Valid<\/h4>\n
implementation 'org.springframework.boot:spring-boot-starter-validation'<\/code><\/pre>\n
@Valid<\/code>, @NotNull<\/code> \uc744 \uc774\uc6a9\ud574 Null \uac12\uc744 \uccb4\ud06c\ud560 \uc218 \uc788\ub2e4.<\/p>\n
@PostMapping("\/create")\npublic ResponseEntity<?> create(@Valid @RequestBody UserDto dto) {\n    return service.create(dto);\n}<\/code><\/pre>\n
@Getter\n@Setter\n@NoArgsConstructor\npublic class UserDto {\n\n    @NotNull\n    private Long companyId;\n\n    private Long userId;\n}<\/code><\/pre>\n
Exception \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5 \ud558\uae30<\/h4>\n
\uc704 \uc624\ub958\uc758 \ub85c\uadf8\ub97c \ud655\uc778\ud558\uba74 MethodArgumentNotValidException<\/code> \uc774 \ubc1c\uc0dd\ud558\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
@RestControllerAdvice("kr.pe.skyer9.warehouse.account.web")\npublic class RestExceptionHandler {\n\n    @ExceptionHandler(MethodArgumentNotValidException.class)\n    public ResponseEntity<?> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {\n        String message = ResponseCode.ERROR_FIELD_REQUIRED.getTitle();\n        if ("companyId".equals(Objects.requireNonNull(e.getFieldError()).getField())) {\n            message = String.format("\ud544\uc218\uac12(%s)\uc774 \ub204\ub77d\ub418\uc5c8\uc2b5\ub2c8\ub2e4.", "\uc5c5\uccb4 ID");\n        }\n        System.out.println(e.getFieldError().getField());\n        return ResponseEntity.ok(new ApiResponseMessage(ResponseCode.ERROR_FIELD_REQUIRED, message));\n    }\n}<\/code><\/pre>\n
@PathVariable<\/h4>\n
@PathVariable<\/code> \uc740 required = true<\/code> \uac00 \uae30\ubcf8\uac12\uc774\ubbc0\ub85c \ubcc4\ub3c4\ub85c Null \uccb4\ud06c\ub294 \ud558\uc9c0 \uc54a\uc544\ub3c4 \ub429\ub2c8\ub2e4.<\/p>\n
Response DTO<\/h2>\n
Response DTO -> Json<\/code> \ubcc0\ud658\uacfc\uc815\uc744 \uc815\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n
@PostMapping("\/search")\npublic ResponseEntity<?> search(@RequestBody SearchCompanyDto dto) {\n    return service.search(dto);\n}<\/code><\/pre>\n
\uc2e4\uc81c \ubcc0\ud658\uc740 ResponseEntity<\/code> \uc5d0 \uc758\ud574 \uc2e4\ud589\ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
Spring Boot – Request DTO, Response DTO \uc815\ub9ac \ucc38\uc870 Request DTO \uc138\ud305\uc744 \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5\ud558\uace0 \uc2f6\uc5c8\ub294\ub370 \uad1c\ucc2e\uc744 \uae00\uc774 \ubcf4\uc5ec \uc815\ub9ac\ud569\ub2c8\ub2e4. Request DTO \ubcc0\ud658\uacfc\uc815 Json -> Request DTO \ubcc0\ud658\uacfc\uc815\uc744 \uc815\ub9ac\ud569\ub2c8\ub2e4. @PostMapping("\/search") public ResponseEntity<?> search(@RequestBody SearchCompanyDto dto) { return service.search(dto); } \uc2e4\uc81c \ubcc0\ud658\uc740 @RequestBody \uc5d0 \uc758\ud574 \uc2e4\ud589\ub429\ub2c8\ub2e4. RequestBody \ub97c \ub530\ub77c\uac00\uba74, \uc778\ud130\ud398\uc774\uc2a4 HttpMessageConverter \uc5d0 \uc758\ud574 \ubcc0\ud658\uc774 \ub41c\ub2e4\uace0 \ucf54\uba58\ud2b8\uc5d0 \uc801\ud600 \uc788\uc2b5\ub2c8\ub2e4.\u2026 Read More »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-7454","post","type-post","status-publish","format-standard","hentry","category-spring-boot-2-5"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7454"}],"version-history":[{"count":5,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7454\/revisions"}],"predecessor-version":[{"id":7459,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7454\/revisions\/7459"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}