throws javax.xml.transform.TransformerException
{
// assert(null != m_contextNodeList, "m_contextNodeList must be non-null");
// If we're in a predicate, then this will return non-null.
SubContextList iter = m_isTopLevel ? null : xctxt.getSubContextList();
// System.out.println("iter: "+iter);
if (null != iter)
return iter.getLastPos(xctxt);
DTMIterator cnl = xctxt.getContextNodeList();
int count;
if(null != cnl)
{