/**
* A validator for address book id verification
* <p>
- * @author Roland Haeder
+ * @author Roland Haeder<roland@mxchange.org>
*/
@FacesValidator (value = "AddressbookIdValidator")
public class AddressbookIdValidator extends BaseLongValidator {
addressbook = this.addressbookBean.getAddressbookById(addressbookId);
// Is it set?
- if (addressbook == null) {
+ if (null == addressbook) {
// Is null?!
throw new NullPointerException(MessageFormat.format("addressbook for id={0} is null", addressbookId)); //NOI18N
}