XmlNavAttrFilter.cs

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using System.Xml.XPath;
 
namespace System.Xml.Xsl.Runtime;
 
internal sealed class XmlNavAttrFilter : XmlNavigatorFilter
{
    private static readonly XmlNavigatorFilter s_singleton = new XmlNavAttrFilter();
 
    public static XmlNavigatorFilter Create()
    {
        return s_singleton;
    }
 
    private XmlNavAttrFilter()
    {
    }
 
    public override bool MoveToContent(XPathNavigator navigator)
    {
        return navigator.MoveToFirstChild();
    }
 
    public override bool MoveToNextContent(XPathNavigator navigator)
    {
        return navigator.MoveToNext();
    }
 
    public override bool MoveToFollowingSibling(XPathNavigator navigator)
    {
        return navigator.MoveToNext();
    }
 
    public override bool MoveToPreviousSibling(XPathNavigator navigator)
    {
        return navigator.MoveToPrevious();
    }
 
    public override bool MoveToFollowing(XPathNavigator navigator, XPathNavigator navEnd)
    {
        return navigator.MoveToFollowing(XPathNodeType.All, navEnd);
    }
 
    public override bool IsFiltered(XPathNavigator navigator)
    {
        return navigator.NodeType == XPathNodeType.Attribute;
    }
}