public Response addSingleCustomField(
@FormParam(value = "title") String title,
@FormParam(value = "label") String label,
@FormParam(value = "property") String property,
@FormParam(value = "length") int length, @Context UriInfo uriInfo) {
UriRef propertyUri = new UriRef(property);
AccessController.checkPermission(new UserManagerAccessPermission());
customPropertyManager.addSingleCustomField(PERMISSION.Role, title,
label, propertyUri, length, 1);
return RedirectUtil.createSeeOtherResponse("manage-custom-properties?role=" + title, uriInfo);
}