refactor: ResponseEntityExceptionHandler를 상속하지 않도록 변경

backend/src/main/java/reviewme/global/GlobalExceptionHandler.java

@@ -7,18 +7,16 @@
 import org.springframework.http.HttpStatusCode;
 import org.springframework.http.ProblemDetail;
 import org.springframework.http.ResponseEntity;
-import org.springframework.lang.Nullable;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 import org.springframework.web.context.request.WebRequest;
-import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
 import reviewme.global.exception.BadRequestException;
 import reviewme.global.exception.FieldErrorResponse;
 import reviewme.global.exception.NotFoundException;
 
 @RestControllerAdvice
-public class GlobalExceptionHandler extends ResponseEntityExceptionHandler {
+public class GlobalExceptionHandler {
 
     @ExceptionHandler(NotFoundException.class)
     public ProblemDetail handleNotFoundException(NotFoundException ex) {
@@ -30,12 +28,7 @@ public ProblemDetail handleBadRequestException(BadRequestException ex) {
         return ProblemDetail.forStatusAndDetail(HttpStatus.BAD_REQUEST, ex.getErrorMessage());
     }
 
-    @ExceptionHandler(Exception.class)
-    public ProblemDetail handleException(Exception ex) {
-        return ProblemDetail.forStatusAndDetail(HttpStatus.INTERNAL_SERVER_ERROR, "서버 에러가 발생했습니다.");
-    }
-
-    @Override
+    @ExceptionHandler(MethodArgumentNotValidException.class)
     public ResponseEntity<Object> handleMethodArgumentNotValid(
             MethodArgumentNotValidException ex, HttpHeaders headers, HttpStatusCode status, WebRequest request) {
         List<FieldErrorResponse> fieldErrors = ex.getBindingResult()
@@ -55,10 +48,8 @@ public ResponseEntity<Object> handleMethodArgumentNotValid(
         return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(problemDetail);
     }
 
-    @Override
-    public ResponseEntity<Object> handleExceptionInternal(
-            Exception ex, @Nullable Object body, HttpHeaders headers, HttpStatusCode statusCode, WebRequest request) {
-        return ResponseEntity.status(statusCode)
-                .body(ProblemDetail.forStatusAndDetail(statusCode, ex.getMessage()));
+    @ExceptionHandler(Exception.class)
+    public ProblemDetail handleException(Exception ex) {
+        return ProblemDetail.forStatusAndDetail(HttpStatus.INTERNAL_SERVER_ERROR, "서버 에러가 발생했습니다.");
     }
 }