public class StandardError {

	private Instant timestamp;
	private Integer status;
	private String error;
	private String message;
	private String path;
}

@ControllerAdvice
public class ResourceExceptionHandler {

	@ExceptionHandler(MethodArgumentNotValidException.class)
	public ResponseEntity<ValidationError> validation(MethodArgumentNotValidException e, HttpServletRequest request) {

		HttpStatus status = HttpStatus.UNPROCESSABLE_ENTITY;

		ValidationError err = new ValidationError();
		
        err.setTimestamp(Instant.now());
		err.setStatus(status.value());
		err.setError("Validation exception");
		err.setMessage(e.getMessage());
		err.setPath(request.getRequestURI());
		
        return ResponseEntity.status(status).body(err);
	}	
}