public function setParam($name, $value) {
        if (in_array($name, $this->_textParamNames)) {
            $this->_setTextParam($name, $value);
        } else if (in_array($name, $this->_rawParamNames)) {
            $this->_setRawParam($name, $value);
        } else {
            throw new CPS_Exception(array(array('long_message' => 'Invalid request parameter', 'code' => ERROR_CODE_INVALID_PARAMETER, 'level' => 'REJECTED', 'source' => 'CPS_API')));
        }
    }