public XPathNodeIterator Difference2(XPathNodeIterator nodeset1, XPathNodeIterator nodeset2)
{
var arDocs = new List <Pair>();
var arNodes2 = new List <XPathNavigator>(nodeset2.Count);
while (nodeset2.MoveNext())
{
arNodes2.Add(nodeset2.Current.Clone());
}
AuxExslt.FindDocs(arNodes2, arDocs);
var enlResult = new XPathNavigatorIterator();
while (nodeset1.MoveNext())
{
var currNode = nodeset1.Current;
if (!AuxExslt.FindNode(arNodes2, arDocs, currNode))
{
enlResult.Add(currNode.Clone());
}
}
enlResult.Reset();
return(enlResult);
}
public bool HasSameNode2(XPathNodeIterator nodeset1, XPathNodeIterator nodeset2)
{
var it1 =
(nodeset1.Count > nodeset2.Count)
? nodeset1
: nodeset2;
var it2 =
(nodeset1.Count > nodeset2.Count)
? nodeset2
: nodeset1;
var arDocs = new List <Pair>();
var arNodes1 = new List <XPathNavigator>(it1.Count);
while (it1.MoveNext())
{
arNodes1.Add(it1.Current.Clone());
}
AuxExslt.FindDocs(arNodes1, arDocs);
while (it2.MoveNext())
{
var currNode = it2.Current;
if (AuxExslt.FindNode(arNodes1, arDocs, currNode))
{
return(true);
}
}
return(false);
}
public bool Subset2(XPathNodeIterator nodeset1, XPathNodeIterator nodeset2)
{
var arDocs = new List <Pair>();
var arNodes2 = new List <XPathNavigator>(nodeset2.Count);
while (nodeset2.MoveNext())
{
arNodes2.Add(nodeset2.Current.Clone());
}
AuxExslt.FindDocs(arNodes2, arDocs);
while (nodeset1.MoveNext())
{
var currNode = nodeset1.Current;
if (!AuxExslt.FindNode(arNodes2, arDocs, currNode))
{
return(false);
}
}
return(true);
}
private static XPathNodeIterator Intersection3(XPathNodeIterator nodeset1,
XPathNodeIterator nodeset2)
{
var it1 =
(nodeset1.Count > nodeset2.Count)
? nodeset1
: nodeset2;
var it2 =
(nodeset1.Count > nodeset2.Count)
? nodeset2
: nodeset1;
var arDocs = new List <Pair>();
var arNodes1 = new List <XPathNavigator>(it1.Count);
while (it1.MoveNext())
{
arNodes1.Add(it1.Current.Clone());
}
AuxExslt.FindDocs(arNodes1, arDocs);
var enlResult = new XPathNavigatorIterator();
while (it2.MoveNext())
{
var currNode = it2.Current;
if (AuxExslt.FindNode(arNodes1, arDocs, currNode))
{
enlResult.Add(currNode.Clone());
}
}
enlResult.Reset();
return(enlResult);
}