protected function _getFormattedContents( $sLogDirectoryPath, $sFileName, $sFormat )
    {
        $sFilePath = $sLogDirectoryPath . '/' . $sFileName;

        if ( in_array( $sFileName, array('.', '..', '.htaccess') ) or !is_file( $sFilePath ) ) {
            return '';
        }

        $this->setFileName( $sFileName );

        return sprintf( $sFormat, $sFileName, $this->getContents() );
    }