1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200
|
//
// System.Xml.XmlNamedNodeMap
//
// Author:
// Jason Diamond (jason@injektilo.org)
// Duncan Mak (duncan@ximian.com)
//
// (C) 2002 Jason Diamond http://injektilo.org/
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using Mono.Xml;
namespace System.Xml
{
public class XmlNamedNodeMap : IEnumerable
{
static readonly IEnumerator emptyEnumerator = new XmlNode [0].GetEnumerator ();
XmlNode parent;
ArrayList nodeList;
bool readOnly = false;
internal XmlNamedNodeMap (XmlNode parent)
{
this.parent = parent;
}
private ArrayList NodeList {
get {
if (nodeList == null)
nodeList = new ArrayList ();
return nodeList;
}
}
public virtual int Count {
get { return nodeList == null ? 0 : nodeList.Count; }
}
public virtual IEnumerator GetEnumerator ()
{
if (nodeList == null)
return emptyEnumerator;
return nodeList.GetEnumerator ();
}
public virtual XmlNode GetNamedItem (string name)
{
if (nodeList == null)
return null;
for (int i = 0; i < nodeList.Count; i++) {
XmlNode node = (XmlNode) nodeList [i];
if (node.Name == name)
return node;
}
return null;
}
public virtual XmlNode GetNamedItem (string localName, string namespaceURI)
{
if (nodeList == null)
return null;
for (int i = 0; i < nodeList.Count; i++) {
XmlNode node = (XmlNode) nodeList [i];
if ((node.LocalName == localName)
&& (node.NamespaceURI == namespaceURI))
return node;
}
return null;
}
public virtual XmlNode Item (int index)
{
if (nodeList == null || index < 0 || index >= nodeList.Count)
return null;
else
return (XmlNode) nodeList [index];
}
public virtual XmlNode RemoveNamedItem (string name)
{
if (nodeList == null)
return null;
for (int i = 0; i < nodeList.Count; i++) {
XmlNode node = (XmlNode) nodeList [i];
if (node.Name == name) {
if (node.IsReadOnly)
throw new InvalidOperationException ("Cannot remove. This node is read only: " + name);
nodeList.Remove (node);
// Since XmlAttributeCollection does not override
// it while attribute have to keep it in the
// collection, it adds to the collection immediately.
XmlAttribute attr = node as XmlAttribute;
if (attr != null) {
DTDAttributeDefinition def = attr.GetAttributeDefinition ();
if (def != null && def.DefaultValue != null) {
XmlAttribute newAttr = attr.OwnerDocument.CreateAttribute (attr.Prefix, attr.LocalName, attr.NamespaceURI, true, false);
newAttr.Value = def.DefaultValue;
newAttr.SetDefault ();
attr.OwnerElement.SetAttributeNode (newAttr);
}
}
return node;
}
}
return null;
}
public virtual XmlNode RemoveNamedItem (string localName, string namespaceURI)
{
if (nodeList == null)
return null;
for (int i = 0; i < nodeList.Count; i++) {
XmlNode node = (XmlNode) nodeList [i];
if ((node.LocalName == localName)
&& (node.NamespaceURI == namespaceURI)) {
nodeList.Remove (node);
return node;
}
}
return null;
}
public virtual XmlNode SetNamedItem (XmlNode node)
{
return SetNamedItem (node, -1, true);
}
internal XmlNode SetNamedItem (XmlNode node, bool raiseEvent)
{
return SetNamedItem (node, -1, raiseEvent);
}
internal XmlNode SetNamedItem (XmlNode node, int pos, bool raiseEvent)
{
if (readOnly || (node.OwnerDocument != parent.OwnerDocument))
throw new ArgumentException ("Cannot add to NodeMap.");
if (raiseEvent)
parent.OwnerDocument.onNodeInserting (node, parent);
try {
for (int i = 0; i < NodeList.Count; i++) {
XmlNode x = (XmlNode) nodeList [i];
if(x.LocalName == node.LocalName && x.NamespaceURI == node.NamespaceURI) {
nodeList.Remove (x);
if (pos < 0)
nodeList.Add (node);
else
nodeList.Insert (pos, node);
return x;
}
}
if(pos < 0)
nodeList.Add (node);
else
nodeList.Insert (pos, node);
// LAMESPEC: It should return null here, but
// it just returns the input node.
return node;
} finally {
if (raiseEvent)
parent.OwnerDocument.onNodeInserted (node, parent);
}
}
internal ArrayList Nodes { get { return NodeList; } }
}
}
|