/// <summary>Attemps to parse sort descriptor.</summary>
public static bool TryParse(string sortString, out LuceneSort sort)
{
var match = Regex.Match(sortString, @"^(?<sortDirection>[\\/])?(?<fieldName>.*?)(?:<(?<type>.*?)>)?$");
if (match.Success)
{
var sortDescending = false;
var sortDirectionGroup = match.Groups["sortDirection"];
if (sortDirectionGroup.Success && sortDirectionGroup.Value == "\\")
{
sortDescending = true;
}
LuceneType?type = null;
var typeGroup = match.Groups["type"];
if (typeGroup.Success)
{
LuceneType luceneType;
if (Enum.TryParse(typeGroup.Value, ignoreCase: true, result: out luceneType))
{
type = luceneType;
}
}
sort = new LuceneSort(match.Groups["fieldName"].Value, sortDescending, type);
return(true);
}
sort = null;
return(false);
}
/// <summary>Attemps to parse sort descriptor.</summary>
public static bool TryParse(string sortString, out LuceneSort sort)
{
var match = Regex.Match(sortString, @"^(?<sortDirection>[\\/])?(?<fieldName>.*?)(?:<(?<type>.*?)>)?$");
if(match.Success)
{
var sortDescending = false;
var sortDirectionGroup = match.Groups["sortDirection"];
if (sortDirectionGroup.Success && sortDirectionGroup.Value == "\\")
sortDescending = true;
LuceneType? type = null;
var typeGroup = match.Groups["type"];
if(typeGroup.Success)
{
LuceneType luceneType;
if (Enum.TryParse(typeGroup.Value, ignoreCase: true, result: out luceneType))
type = luceneType;
}
sort = new LuceneSort(match.Groups["fieldName"].Value, sortDescending, type);
return true;
}
sort = null;
return false;
}
