{
WalkingIterator wi = (WalkingIterator)path;
AxesWalker aw = wi.getFirstWalker();
if((aw instanceof FilterExprWalker) && (null == aw.getNextWalker()))
{
FilterExprWalker few = (FilterExprWalker)aw;
Expression exp = few.getInnerExpression();
if(exp instanceof Variable)
return true;
}
}