Merge pull request #53 from st-yclee/main

MethodArgumentNotValidException Advice 처리

src/main/java/kr/co/mcmp/exception/GlobalExceptionHandler.java

@@ -1,10 +1,15 @@
 package kr.co.mcmp.exception;
 
+import kr.co.mcmp.response.ResponseCode;
 import kr.co.mcmp.response.ResponseWrapper;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 
+import java.util.stream.Collectors;
+
 
 @Slf4j
 @RestControllerAdvice
@@ -22,6 +27,19 @@ protected ResponseWrapper<String> handleException(Exception e) {
 
     }
 
+    /**
+    * MethodArgumentNotValidException 발생시
+    */
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<ResponseWrapper<String>> handleValidationException(MethodArgumentNotValidException e) {
+        String errors = e.getBindingResult().getFieldErrors().stream()
+                .filter(fieldError -> fieldError.getRejectedValue() == null ||
+                        fieldError.getRejectedValue().toString().trim().isEmpty())
+                .map(fieldError -> String.format("'%s' %s", fieldError.getField(), fieldError.getDefaultMessage()))
+                .collect(Collectors.joining("\n"));
+        return ResponseEntity.ok().body(new ResponseWrapper<>(ResponseCode.BAD_REQUEST, errors));
+    }
+
 //    /**
 //     * RestClientResponseException 발생시
 //     */