271     function _readSource(&$toConvert, $URL, &$reachable, &$baseDir, $symbolic = null,  argument
274         $source =& File_Archive::_convertToReader($toConvert);
544      * @param mixed $toConvert The reader to cache
548     function cache(&$toConvert)  argument
550         $source =& File_Archive::_convertToReader($toConvert);
645     function readArchive($extension, &$toConvert, $sourceOpened = false)  argument
647         $source =& File_Archive::_convertToReader($toConvert);
752     function readConcat(&$toConvert, $filename, $stat=array(), $mime=null)  argument
754         $source =& File_Archive::_convertToReader($toConvert);
771     function filter($predicate, &$toConvert)  argument
773         $source =& File_Archive::_convertToReader($toConvert);
1078     function toArchive($filename, &$toConvert, $type = null,  argument
1081         $innerWriter =& File_Archive::_convertToWriter($toConvert);
1222     function appenderFromSource(&$toConvert, $URL = null, $unique = null,  argument
1225         $source =& File_Archive::_convertToReader($toConvert);
1329     function removeFromSource(&$pred, &$toConvert, $URL = null)  argument
1331         $source =& File_Archive::_convertToReader($toConvert);
1369     function removeDuplicatesFromSource(&$toConvert, $URL = null)  argument
1371         $source =& File_Archive::_convertToReader($toConvert);