@PostMapping("/" + Urls.NEW)
    public String processCreationForm(@Valid Phone phone, BindingResult result) {
        if (result.hasErrors()) {
            return VIEWS_CREATE_OR_UPDATE_FORM;
        } else {
            this.phoneRepo.save(phone);
            return "redirect:" + phone.getAbsoluteUrl();
        }
    }




@Entity
@Table(name = "clients__phone")
@Getter
@Setter
public class Phone extends BaseEntity implements UrlSupport {
    @ManyToOne()
    @JoinColumn(name = "branch_id", nullable = false)
    Branch branch;

    @Column(nullable = false)
    @NotEmpty
    private String country;

    // Not all countries have area code (eg Malta)
    @Column(nullable = false)
    private String area;

    @Column(nullable = false)
    private String number;

    public String getInternationalPhone() {
        // International snandard.
        return PhoneFormatter.getFormattedPhone(country + area + number, PhoneMask.PLUS_SHARP);
    }

    @Transactional
    public String getInternalRussianPhone() {
        // For Russia only. Format 8 (800)...
        return PhoneFormatter.getFormattedPhone("8" + area + number, PhoneMask.SHARP);
    }

    @Override
    public String toString() {
        return getInternationalPhone();
    }
}