@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        Artist that = (Artist) o;

        if (idArtist != that.idArtist) return false;
        if (description != null ? !description.equals(that.description) : that.description != null)
            return false;
        if (pseudonym != null ? !pseudonym.equals(that.pseudonym) : that.pseudonym != null)
            return false;

        return true;
    }