function setEndPointGroup($endPointGroup) {
        if (strlen($this->getEndPoint()) > 0)
        {
            throw new RuntimeException(
                "End point has been already set. You can set either end point or end point group."
            );
        }

        $this->endPointGroup = (int) $endPointGroup;
    }
function setEndPointGroup($endPointGroup) {
        if (strlen($this->getEndPoint()) > 0)
        {
            throw new RuntimeException(
                "End point has been already set. You can set either end point or end point group."
            );
        }

        $this->endPointGroup = (int) $endPointGroup;
    }
function setEndPointGroup ( $ endPointGroup ) { if ( strlen ( $ this -> getEndPoint ( ) ) > 0 ) { throw new RuntimeException ( "End point has been already set. You can set either end point or end point group." ) ; } $ this -> endPointGroup = ( int ) $ endPointGroup ; }
Get merchant end point group

@return      integer
Get merchant end point group