//we assume here that there are only textElements for the user properties
FormItem formItem = this.flc.getFormComponent(userPropertyHandler.getName());
if ( ! userPropertyHandler.isValid(formItem, null) || formItem.hasError()) {
return false;
}
formItem.clearError();
}
// special test on email address: validate if email is already used
if (emailTextElement != null) {
String email = emailTextElement.getValue();
// Check if email is not already taken