XSNamedMap


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57  
58  package com.sun.org.apache.xerces.internal.impl.xs.psvi;
59  
60  /**
61   * Objects implementing the <code>XSNamedMap</code> interface are used to 
62   * represent collections of XML Schema components that can be accessed by 
63   * name. Note that <code>XSNamedMap</code> does not inherit from 
64   * <code>XSObjectList</code>. The <code>XSOBject</code>s in 
65   * <code>XSNamedMap</code>s are not maintained in any particular order. 
66   * The interface may be updated or replaced. 
67   */
68  public interface XSNamedMap {
69      /**
70       * The number of <code>XSObjects</code> in the <code>XSObjectList</code>. 
71       * The range of valid child object indices is 0 to 
72       * <code>mapLength-1</code> inclusive. 
73       */
74      public int getLength();
75  
76      /**
77       *  Returns the <code>index</code>th item in the collection. The index 
78       * starts at 0. If <code>index</code> is greater than or equal to the 
79       * number of objects in the list, this returns <code>null</code>. 
80       * @param index  index into the collection. 
81       * @return  The <code>XSObject</code> at the <code>index</code>th 
82       *   position in the <code>XSObjectList</code>, or <code>null</code> if 
83       *   that is not a valid index. 
84       */
85      public XSObject item(int index);
86  
87      /**
88       * Retrieves a node specified by local name and namespace URI.
89       * <br>Per , applications must use the value null as the 
90       * <code>namespace</code> parameter for methods if they wish to have no 
91       * namespace.
92       * @param namespace The namespace URI of the node to retrieve.
93       * @param localName The local name of the node to retrieve.
94       * @return A <code>XSObject</code> (of any type) with the specified local 
95       *   name and namespace URI, or <code>null</code> if they do not 
96       *   identify any node in this map.
97       */
98      public XSObject itemByName(String   namespace, 
99                                String   localName);
100 
101 }
102
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