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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
namespace MS.Internal.Xml.XPath
{
using System;
using Microsoft.Xml;
using Microsoft.Xml.XPath;
using System.Diagnostics;
using System.Globalization;
internal class IteratorFilter : XPathNodeIterator
{
private XPathNodeIterator _innerIterator;
private string _name;
private int _position = 0;
internal IteratorFilter(XPathNodeIterator innerIterator, string name)
{
_innerIterator = innerIterator;
_name = name;
}
private IteratorFilter(IteratorFilter it)
{
_innerIterator = it._innerIterator.Clone();
_name = it._name;
_position = it._position;
}
public override XPathNodeIterator Clone() { return new IteratorFilter(this); }
public override XPathNavigator Current { get { return _innerIterator.Current; } }
public override int CurrentPosition { get { return _position; } }
public override bool MoveNext()
{
while (_innerIterator.MoveNext())
{
if (_innerIterator.Current.LocalName == _name)
{
_position++;
return true;
}
}
return false;
}
}
}
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