ForwardAxis.cs

Go to the documentation of this file.

namespace System.Xml.Schema;
 
internal sealed class ForwardAxis
{
    private readonly DoubleLinkAxis _topNode;
 
    private readonly DoubleLinkAxis _rootNode;
 
    private readonly bool _isAttribute;
 
    private readonly bool _isDss;
 
    private readonly bool _isSelfAxis;
 
    internal DoubleLinkAxis RootNode => _rootNode;
 
    internal DoubleLinkAxis TopNode => _topNode;
 
    internal bool IsAttribute => _isAttribute;
 
    internal bool IsDss => _isDss;
 
    internal bool IsSelfAxis => _isSelfAxis;
 
    public ForwardAxis(DoubleLinkAxis axis, bool isdesorself)
    {
        _isDss = isdesorself;
        _isAttribute = Asttree.IsAttribute(axis);
        _topNode = axis;
        _rootNode = axis;
        while (_rootNode.Input != null)
        {
            _rootNode = (DoubleLinkAxis)_rootNode.Input;
        }
        _isSelfAxis = Asttree.IsSelf(_topNode);
    }
}