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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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/*
 * This file is available under and governed by the GNU General Public
 * License version 2 only, as published by the Free Software Foundation.
 * However, the following notice accompanied the original version of this
 * file and, per its terms, should not be removed:
 *
 * Copyright (c) 2004 World Wide Web Consortium,
 *
 * (Massachusetts Institute of Technology, European Research Consortium for
 * Informatics and Mathematics, Keio University). All Rights Reserved. This
 * work is distributed under the W3C(r) Software License [1] in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 * [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
 */

package org.w3c.dom;

/**
 *  The DOMStringList interface provides the abstraction of an
 * ordered collection of DOMString values, without defining or
 * constraining how this collection is implemented. The items in the
 * DOMStringList are accessible via an integral index, starting
 * from 0.
 * See also the Document Object Model (DOM) Level 3 Core Specification.
 * @since 1.5, DOM Level 3
 */
public interface DOMStringList {
    /**
     *  Returns the indexth item in the collection. If
     * index is greater than or equal to the number of
     * DOMStrings in the list, this returns null.
     * @param index Index into the collection.
     * @return  The DOMString at the indexth
     *   position in the DOMStringList, or null if
     *   that is not a valid index.
     */
    public String item(int index);

    /**
     * The number of DOMStrings in the list. The range of valid
     * child node indices is 0 to length-1 inclusive.
     */
    public int getLength();

    /**
     *  Test if a string is part of this DOMStringList.
     * @param str  The string to look for.
     * @return  true if the string has been found,
     *   false otherwise.
     */
    public boolean contains(String str);

}