String err = ERR_FNF + AccessPrivilege.OPTIN; LOG.fatal(err); throw new RuntimeException(err, eS);
String msg = E.FIELD_REQNOTFOUND + AccessPrivilege.OPTIN; ErrorLog.fatal(Group.class, msg); throw new RuntimeException(msg, eS);
  public Set getOptins() {    try {      return PrivilegeResolver.getInstance().getSubjectsWithPriv(        this.getSession(), this, AccessPrivilege.OPTIN      );    }     catch (SchemaException eS) {       String err = ERR_FNF + AccessPrivilege.OPTIN;      LOG.fatal(err);      throw new RuntimeException(err, eS);    }  } // public Set getOptins()