/**
* Set the root node of the TreeWalker.
*
* @param root non-null reference to the root, or starting point of the query.
*/
public void setRoot(int root) {
super.setRoot(root);
m_exprObj =
FilterExprIteratorSimple.executeFilterExpr(
root,
m_lpi.getXPathContext(),
m_lpi.getPrefixResolver(),
m_lpi.getIsTopLevel(),
m_lpi.m_stackFrame,
m_expr);
}
/**
* Set the root node of the TreeWalker. (Not part of the DOM2 TreeWalker interface).
*
* @param root The context node of this step.
*/
public void setRoot(int root) {
super.setRoot(root);
m_iterator = getDTM(root).getAxisIterator(m_axis);
m_iterator.setStartNode(root);
}