private function buildBinaryCriteriaQuery($criteria)
{
$qStr1 = BaseDao::buildArbitraryCriteriaQuery($criteria->getValue1());
$qStr2 = BaseDao::buildArbitraryCriteriaQuery($criteria->getValue2());
switch ($criteria->getFunction()) {
case CRI_LOGICAL_AND:
$funcStr = "(" . $qStr1 . ") AND (" . $qStr2 . ")";
break;
case CRI_LOGICAL_OR:
$funcStr = "(" . $qStr1 . ") OR (" . $qStr2 . ")";
break;
}
return $funcStr;
}