zkoss/zk

/* FacadeNodeList.java


    Purpose: 
    Description: 
    History:
    2001/10/02 16:33:29, Create, Tom M. Yeh.

Copyright (C) 2001 Potix Corporation. All Rights Reserved.

{{IS_RIGHT
    This program is distributed under LGPL Version 2.1 in the hope that
    it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
package org.zkoss.idom.impl;

import java.util.List;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

/**
 * The NodeList which is a facade of another java List.
 *
 * @author tomyeh
 */
public class FacadeNodeList implements NodeList {
    /** The java List to facade. */
    protected List _list;

    /** Constructor.
     *
     * @param list the list to facade; never null
     */
    public FacadeNodeList(List list) {
        _list = list;
    }

    //-- NodeList --//
    public final int getLength() {
        return _list.size();
    }
    public final Node item(int j) {
        return j>=0 && j<_list.size() ? (Node)_list.get(j): null;
    }
}