content: /*
   * 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 mf.org.w3c.dom;
  
  /**
   * The <code>NameList</code> interface provides the abstraction of an ordered
   * collection of parallel pairs of name and namespace values (which could be
   * null values), without defining or constraining how this collection is
   * implemented. The items in the <code>NameList</code> are accessible via an
   * integral index, starting from 0.
   * <p>See also the <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407'>Document Object Model (DOM) Level 3 Core Specification</a>.
   *
   * @since DOM Level 3
   */
  public interface NameList {
      /**
       * Returns the <code>index</code>th name item in the collection.
       *
       * @param index Index into the collection.
       * @return The name at the <code>index</code>th position in the
       * <code>NameList</code>, or <code>null</code> if there is no name for
       * the specified index or if the index is out of range.
       */
      String getName(int index);
  
      /**
       * Returns the <code>index</code>th namespaceURI item in the collection.
       *
       * @param index Index into the collection.
       * @return The namespace URI at the <code>index</code>th position in the
       * <code>NameList</code>, or <code>null</code> if there is no name for
       * the specified index or if the index is out of range.
       */
      String getNamespaceURI(int index);
  
      /**
       * The number of pairs (name and namespaceURI) in the list. The range of
       * valid child node indices is 0 to <code>length-1</code> inclusive.
       */
      int getLength();
  
      /**
       * Test if a name is part of this <code>NameList</code>.
       *
       * @param str The name to look for.
       * @return <code>true</code> if the name has been found,
       * <code>false</code> otherwise.
       */
      boolean contains(String str);
  
      /**
       * Test if the pair namespaceURI/name is part of this
       * <code>NameList</code>.
       *
       * @param namespaceURI The namespace URI to look for.
       * @param name         The name to look for.
       * @return <code>true</code> if the pair namespaceURI/name has been
       * found, <code>false</code> otherwise.
       */
      boolean containsNS(String namespaceURI,
                         String name);
  
  }
  