package list;

class NEList extends AList {

    private Object _first;
    /** @SBGen Variable (,,,64)   */
    private AList  _rest;

    /**
     * @param first
     * @param rest
     */
    public NEList(Object first, AList rest)
    {
	_first = first;
	_rest  = rest;
    }

    /**
     * @return an Object that is the fisrt element of this AList.
     */
    public Object getFirst()
    {
	return _first;
    }

    /**
     * @return an AList that is the tail of this AList.
     */
    public AList getRest()
    {
	return _rest;
    }
    
    /**
     * @param input
     */
    public Object execute(IListAlgo algo, Object input)
    {
	return algo.forNonEmpty (this, input);
    }
}