protected function buildMapperFields()
    {
        $fields       = array();
        $dataNamesMap = '';

        foreach ($this->columns as $column) {
            $field    = $column->getName();
            $fields[] = "        '" . $field . "'";
            $dataNamesMap .= "
        '" . $field . "' => array(
            'get'      => '" . $column->getMethodNameGet() . "',
            'set'      => '" . $column->getMethodNameSet() . "',
            'property' => '" . $column->getPropertyName() . "',
        ),";
        }

        $this->vars['db_fields']      = implode(",\n", $fields);
        $this->vars['data_names_map'] = $dataNamesMap;
    }