public void Add(T key, U value)
{
int a = key.CompareTo(this.key);
if (a > 0)
{
if (right != null)
{
right.Add(key, value);
}
else
{
right = new SorterNode()
{
key = key, value = value
};
}
}
else
{
if (left != null)
{
left.Add(key, value);
}
else
{
left = new SorterNode()
{
key = key, value = value
};
}
}
}
public Queue <SorterNode> Build(string query)
{
if (string.IsNullOrWhiteSpace(query))
{
return(null);
}
_tokenizer = new ODataOrderByTokenizer(query.TrimEnd().ToCharArray());
while (!_tokenizer.End())
{
var(tokenType, token) = _tokenizer.GetToken();
switch (tokenType)
{
case ODataOrderByTokenizerTokenTypes.FieldName:
{
if (_status == ODataOrderByBuilderStatuses.Initial)
{
_status = ODataOrderByBuilderStatuses.BuildingSorter;
_sorterNode = new SorterNode
{
FieldName = token
};
}
else
{
throw new NotImplementedException();
}
}
break;
case ODataOrderByTokenizerTokenTypes.SortOrder:
{
if (_status == ODataOrderByBuilderStatuses.BuildingSorter)
{
_sorterNode.SortingOrder = token == "desc" ?
SorterNode.SortingOrders.Descending :
SorterNode.SortingOrders.Ascending;
_sorters.Enqueue(_sorterNode);
_status = ODataOrderByBuilderStatuses.Initial;
}
else
{
throw new NotImplementedException();
}
}
break;
case ODataOrderByTokenizerTokenTypes.Comma:
{
// Ignore
}
break;
default: throw new NotImplementedException();
}
}
return(_sorters);
}
public void Clear()
{
root = new SorterNode();
}
