if (!TapestryUtils.isValid((AbstractPage) getPage())) {
if (!TapestryUtils.isValid(this)) {
    public void importLdap() {        if (!TapestryUtils.isValid((AbstractPage) getPage())) {            return;        }        getLdapImportManager().insert();        SipxValidationDelegate validator = (SipxValidationDelegate) TapestryUtils                .getValidator(this);        validator.recordSuccess(getMessages().getMessage("msg.success"));    }