public override object Evaluate(XPathNodeIterator nodeIterator)
{
object obj2;
if (base.xsltContext == null)
{
throw XPathException.Create("Xp_NoContext");
}
object[] args = new object[this.args.Count];
for (int i = 0; i < this.args.Count; i++)
{
args[i] = this.args[i].Evaluate(nodeIterator);
if (args[i] is XPathNodeIterator)
{
args[i] = new XPathSelectionIterator(nodeIterator.Current, this.args[i]);
}
}
try
{
obj2 = base.ProcessResult(this.function.Invoke(base.xsltContext, args, nodeIterator.Current));
}
catch (Exception exception)
{
throw XPathException.Create("Xp_FunctionFailed", base.QName, exception);
}
return(obj2);
}
public override object Evaluate(XPathNodeIterator nodeIterator)
{
if (xsltContext == null)
{
throw XPathException.Create(SR.Xp_NoContext);
}
// calculate arguments:
object[] argVals = new object[_args.Count];
for (int i = 0; i < _args.Count; i++)
{
argVals[i] = _args[i].Evaluate(nodeIterator);
if (argVals[i] is XPathNodeIterator)
{// ForBack Compat. To protect our queries from users.
argVals[i] = new XPathSelectionIterator(nodeIterator.Current, _args[i]);
}
}
try
{
return(ProcessResult(_function.Invoke(xsltContext, argVals, nodeIterator.Current)));
}
catch (Exception ex)
{
throw XPathException.Create(SR.Xp_FunctionFailed, QName, ex);
}
}
public override object Evaluate(XPathNodeIterator nodeIterator)
{
if (xsltContext == null)
{
throw XPathException.Create(SR.Xp_NoContext);
}
// calculate arguments:
object[] argVals = new object[_args.Count];
for (int i = 0; i < _args.Count; i++)
{
argVals[i] = _args[i].Evaluate(nodeIterator);
if (argVals[i] is XPathNodeIterator)
{// ForBack Compat. To protect our queries from users.
Debug.Assert(nodeIterator.Current != null);
argVals[i] = new XPathSelectionIterator(nodeIterator.Current, _args[i]);
}
}
try
{
Debug.Assert(_function != null);
object?retVal = ProcessResult(_function.Invoke(xsltContext, argVals, nodeIterator.Current !));
// ProcessResult may return null when the input value is XmlNode and here doesn't seem to be the case.
Debug.Assert(retVal != null);
return(retVal);
}
catch (Exception ex)
{
throw XPathException.Create(SR.Xp_FunctionFailed, QName, ex);
}
}
public override object Evaluate(XPathNodeIterator nodeIterator)
{
if (xsltContext == null)
{
throw XPathException.Create(Res.Xp_NoContext);
}
// calculate arguments:
object[] argVals = new object[args.Count];
for (int i = 0; i < args.Count; i++)
{
argVals[i] = args[i].Evaluate(nodeIterator);
if (argVals[i] is XPathNodeIterator)
{
argVals[i] = new XPathSelectionIterator(nodeIterator.Current, args[i]);
}
}
try {
return(ProcessResult(function.Invoke(xsltContext, argVals, nodeIterator.Current)));
} catch (Exception ex) {
throw XPathException.Create(Res.Xp_FunctionFailed, QName, ex);
}
}
private XPathSelectionIterator(XPathSelectionIterator it)
{
_nav = it._nav.Clone();
_query = (Query)it._query.Clone();
_position = it._position;
}
protected XPathSelectionIterator(XPathSelectionIterator it)
{
this.nav = it.nav.Clone();
this.query = (Query)it.query.Clone();
this.position = it.position;
}
