public static XPathPathExpr fromRef(TreeReference out_)
{
XPathPathExpr path = new XPathPathExpr();
path.init_context = (out_.isAbsolute() ? INIT_CONTEXT_ROOT : INIT_CONTEXT_RELATIVE);
path.steps = new XPathStep[out_.size()];
for (int i = 0; i < path.steps.Length; i++)
{
if (out_.getName(i).Equals(TreeReference.NAME_WILDCARD))
{
path.steps[i] = new XPathStep(XPathStep.AXIS_CHILD, XPathStep.TEST_NAME_WILDCARD);
}
else
{
path.steps[i] = new XPathStep(XPathStep.AXIS_CHILD, new XPathQName(out_.getName(i)));
}
}
return(path);
}
public override object eval(FormInstance m, EvaluationContext evalContext)
{
TreeReference genericRef = getReference();
if (genericRef.isAbsolute() && m.getTemplatePath(genericRef) == null)
{
throw new XPathTypeMismatchException("Node " + genericRef.toString() + " does not exist!");
}
TreeReference ref_ = genericRef.contextualize(evalContext.ContextRef);
List <TreeReference> nodesetRefs = m.expandReference(ref_);
//to fix conditions based on non-relevant data, filter the nodeset by relevancy
for (int i = 0; i < nodesetRefs.Count; i++)
{
if (!m.resolveReference((TreeReference)nodesetRefs[i]).isRelevant())
{
nodesetRefs.RemoveAt(i);
i--;
}
}
return(new XPathNodeset(nodesetRefs, m, evalContext));
}