/** @see Object#toString() */
public String toString() {
return Objects.identityToString(this)
.append("[modelId=")
.append(StringUtils.quote(modelId))
.append("]")
.toString();
}
/** @see Object#hashCode() */
public int hashCode() {
int multiplier = 31;
int hash = 7;
hash = multiplier * hash + (Objects.nullSafeHashCode(modelId));
return hash;
}