How to use

org.jaxen.util.PrecedingAxisIterator

constructor

public Iterator getPrecedingAxisIterator(Object contextNode) throws UnsupportedAxisException
{
  return new PrecedingAxisIterator( contextNode,
                   this );
  // throw new UnsupportedAxisException("preceding");
}

@Override
public Iterator<?> getPrecedingAxisIterator(final Object contextNode) throws UnsupportedAxisException {
  return new PrecedingAxisIterator(contextNode, this);
}