feat: valid 추가

build.gradle

@@ -29,6 +29,8 @@ dependencies {
 	annotationProcessor 'org.projectlombok:lombok'
 	//swagger
 	implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.0.2'
+	//validation
+	implementation 'org.springframework.boot:spring-boot-starter-validation'
 }
 
 tasks.named('test') {

src/main/java/com/ourMenu/backend/domain/test/api/TestController.java

@@ -1,6 +1,7 @@
 package com.ourMenu.backend.domain.test.api;
 
 import com.ourMenu.backend.domain.test.api.request.SaveEntityRequest;
+import com.ourMenu.backend.domain.test.api.request.SaveJdbcRequest;
 import com.ourMenu.backend.domain.test.api.response.FindEntityByIdResponse;
 import com.ourMenu.backend.domain.test.api.response.FindJdbcByIdResponse;
 import com.ourMenu.backend.domain.test.api.response.SaveEntityResponse;
@@ -10,6 +11,7 @@
 import com.ourMenu.backend.global.common.ApiResponse;
 import com.ourMenu.backend.global.util.ApiUtils;
 import io.swagger.v3.oas.annotations.Operation;
+import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
@@ -53,8 +55,8 @@ public ApiResponse<FindEntityByIdResponse> findById(@PathVariable("SaveEntityId"
     }
 
     @PostMapping("/jdbc/save")
-    public void save(@RequestBody String name){
-        testService.saveJdbcEntity(name);
+    public void save(@RequestBody @Valid SaveJdbcRequest saveJdbcRequest){
+        testService.saveJdbcEntity(saveJdbcRequest.name());
     }
 
     @GetMapping("/jdbc/{SaveEntityId}")

src/main/java/com/ourMenu/backend/domain/test/api/request/SaveJdbcRequest.java

@@ -0,0 +1,7 @@
+package com.ourMenu.backend.domain.test.api.request;
+
+import jakarta.validation.constraints.Size;
+
+public record SaveJdbcRequest(
+        @Size(max = 6, message = "이름은 6자를 이하만 가능합니다") String name) {
+}

src/main/java/com/ourMenu/backend/global/exception/GlobalExceptionHandler.java

@@ -3,17 +3,24 @@
 import com.ourMenu.backend.global.util.ApiUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.ResponseEntity;
+import org.springframework.validation.BindingResult;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 
 @Slf4j
 @RestControllerAdvice
 public class GlobalExceptionHandler {
 
-    @ExceptionHandler(Exception.class)
+    @ExceptionHandler(RuntimeException.class)
     private ResponseEntity<?> handleException(Exception e) {
         return handleException(e, ErrorCode.INTERNAL_SERVER_ERROR, ErrorCode.INTERNAL_SERVER_ERROR.getMessage());
     }
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    private ResponseEntity<?> handleMethodArgumentNotValidException(MethodArgumentNotValidException e){
+        return handleException(e,ErrorCode.INTERNAL_SERVER_ERROR, e.getBindingResult().getFieldError().getDefaultMessage());
+    }
 
     private ResponseEntity<?> handleException(Exception e, ErrorCode errorCode, String message) {
         return ApiUtils.error(ErrorResponse.of(errorCode, message));