GlobalExceptionHandler.java

@ControllerAdvice("com.storageservice.document")
public class GlobalExceptionHandler extends ResponseEntityExceptionHandler {
    private static final Logger logger = LoggerFactory.getLogger(GlobalExceptionHandler.class);

    @ExceptionHandler(MaxUploadSizeExceededException.class)
    @ResponseStatus(HttpStatus.PAYLOAD_TOO_LARGE)
    public ResponseEntity<Object> handleMaxUploadSizeExceededException(MaxUploadSizeExceededException maxUploadSizeExceededException,
                                                                       WebRequest request) {
        return buildErrorResponse("File size too large!", HttpStatus.PAYLOAD_TOO_LARGE);
    }

    private ResponseEntity<Object> buildErrorResponse(String message,
                                                      HttpStatus httpStatus) {
        ErrorResponse errorResponse = new ErrorResponse(httpStatus.value(), message);
        return ResponseEntity.status(httpStatus).body(errorResponse);
    }
}