XmlSortKeyAccumulator.cs

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using System.ComponentModel;
 
namespace System.Xml.Xsl.Runtime;
 
[EditorBrowsable(EditorBrowsableState.Never)]
public struct XmlSortKeyAccumulator
{
    private XmlSortKey[] _keys;
 
    private int _pos;
 
    public Array Keys => _keys;
 
    public void Create()
    {
        if (_keys == null)
        {
            _keys = new XmlSortKey[64];
        }
        _pos = 0;
        _keys[0] = null;
    }
 
    public void AddStringSortKey(XmlCollation collation, string value)
    {
        AppendSortKey(collation.CreateSortKey(value));
    }
 
    public void AddDecimalSortKey(XmlCollation collation, decimal value)
    {
        AppendSortKey(new XmlDecimalSortKey(value, collation));
    }
 
    public void AddIntegerSortKey(XmlCollation collation, long value)
    {
        AppendSortKey(new XmlIntegerSortKey(value, collation));
    }
 
    public void AddIntSortKey(XmlCollation collation, int value)
    {
        AppendSortKey(new XmlIntSortKey(value, collation));
    }
 
    public void AddDoubleSortKey(XmlCollation collation, double value)
    {
        AppendSortKey(new XmlDoubleSortKey(value, collation));
    }
 
    public void AddDateTimeSortKey(XmlCollation collation, DateTime value)
    {
        AppendSortKey(new XmlDateTimeSortKey(value, collation));
    }
 
    public void AddEmptySortKey(XmlCollation collation)
    {
        AppendSortKey(new XmlEmptySortKey(collation));
    }
 
    public void FinishSortKeys()
    {
        _pos++;
        if (_pos >= _keys.Length)
        {
            XmlSortKey[] array = new XmlSortKey[_pos * 2];
            Array.Copy(_keys, array, _keys.Length);
            _keys = array;
        }
        _keys[_pos] = null;
    }
 
    private void AppendSortKey(XmlSortKey key)
    {
        key.Priority = _pos;
        if (_keys[_pos] == null)
        {
            _keys[_pos] = key;
        }
        else
        {
            _keys[_pos].AddSortKey(key);
        }
    }
}