[BE] fix: HttpMediaTypeNotSupportedException Handler 추가 (#181)

fix: HttpMediaTypeNotSupportedException Handler 추가

Co-authored-by: ingpyo <[email protected]>

backend/src/main/java/org/donggle/backend/ui/common/GlobalExceptionHandler.java

@@ -8,6 +8,7 @@
 import org.springframework.http.ResponseEntity;
 import org.springframework.http.converter.HttpMessageNotReadableException;
 import org.springframework.validation.FieldError;
+import org.springframework.web.HttpMediaTypeNotSupportedException;
 import org.springframework.web.HttpRequestMethodNotSupportedException;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.MissingPathVariableException;
@@ -116,6 +117,17 @@ public ResponseEntity<ErrorResponse> handleHttpMessageNotReadableException(final
                 .body(errorResponse);
     }
 
+    @ExceptionHandler(HttpMediaTypeNotSupportedException.class)
+    public ResponseEntity<ErrorResponse> handleHttpMediaTypeNotSupportedException(final HttpMediaTypeNotSupportedException e) {
+        log.warn("Exception from handleHttpMediaTypeNotSupportedException = ", e);
+        final ErrorResponse errorResponse = new ErrorResponse(
+                "잘못된 요청입니다. 지원하지 않는 미디어 타입입니다. 지원되는 미디어 타입: " + e.getSupportedMediaTypes()
+        );
+        return ResponseEntity
+                .status(HttpStatus.BAD_REQUEST)
+                .body(errorResponse);
+    }
+
     @ExceptionHandler(Exception.class)
     public ResponseEntity<ErrorResponse> handleUnExpectedException(final Exception e) {
         log.error("Exception from handleUnExpectedException = ", e);