public boolean isInHead()
    {
        PositionalTermTraverserImpl.PositionalContextOperator position = contextStack.peek();

        return (position != null) && position.isInHead();
    }
public boolean isInHead()
    {
        PositionalTermTraverserImpl.PositionalContextOperator position = contextStack.peek();

        return (position != null) && position.isInHead();
    }
public boolean isInHead ( ) { PositionalTermTraverserImpl . PositionalContextOperator position = contextStack . peek ( ) ; return ( position != null ) && position . isInHead ( ) ; }
{@inheritDoc}
{