mcs/class/System.XML/System.Xml/XmlEntity.cs

   1 //
   2 // System.Xml.XmlEntity.cs
   3 //
   4 // Author:
   5 //      Duncan Mak  (duncan@ximian.com)
   6 //
   7 // (C) Ximian, Inc.
   8 //
   9
  10 namespace System.Xml
  11 {
  12         public class XmlEntity : XmlNode
  13         {
  14                 #region Constructors
  15
  16                 internal XmlEntity (string name, string NDATA, string publicId, string systemId,
  17                                     XmlDocument doc)
  18                         : base (doc)
  19                 {
  20                         this.name = name;
  21                         this.NDATA = NDATA;
  22                         this.publicId = publicId;
  23                         this.systemId = systemId;
  24                         this.baseUri = doc.BaseURI;
  25                 }
  26
  27                 #endregion
  28
  29                 #region Fields
  30
  31                 string name;
  32                 string NDATA;
  33                 string publicId;
  34                 string systemId;
  35                 string baseUri;
  36                 XmlLinkedNode lastChild;
  37
  38                 #endregion
  39
  40                 #region Properties
  41
  42                 public override string BaseURI {
  43                         get {  return baseUri; }
  44                 }
  45
  46                 public override string InnerText {
  47                         get { return base.InnerText; }
  48                         set { throw new InvalidOperationException ("This operation is not supported."); }
  49                 }
  50
  51                 public override string InnerXml {
  52                         get { return String.Empty; }
  53                         set { throw new InvalidOperationException ("This operation is not supported."); }
  54                 }
  55
  56                 public override bool IsReadOnly {
  57                         get { return true; } // always read-only.
  58                 }
  59
  60                 internal override XmlLinkedNode LastLinkedChild {
  61                         get { return lastChild; }
  62
  63                         set { lastChild = value; }
  64                 }
  65
  66                 public override string LocalName {
  67                         get { return name; }
  68                 }
  69
  70                 public override string Name {
  71                         get { return name; }
  72                 }
  73
  74                 public override XmlNodeType NodeType {
  75                         get { return XmlNodeType.Entity; }
  76                 }
  77
  78                 public string NotationName {
  79                         get {
  80                                 if (NDATA == null)
  81                                         return null;
  82                                 else
  83                                         return NDATA;
  84                         }
  85                 }
  86
  87                 public override string OuterXml {
  88                         get { return String.Empty; }
  89                 }
  90
  91                 public string PublicId {
  92                         get {
  93                                 if (publicId == null)
  94                                         return null;
  95                                 else
  96                                         return publicId;
  97                         }
  98                 }
  99
 100                 public string SystemId {
 101                         get {
 102                                 if (publicId == null)
 103                                         return null;
 104                                 else
 105                                         return systemId;
 106                         }
 107                 }
 108                 #endregion
 109
 110                 #region Methods
 111
 112                 public override XmlNode CloneNode (bool deep)
 113                 {
 114                         throw new InvalidOperationException ("This operation is not supported.");
 115                 }
 116
 117                 public override void WriteContentTo (XmlWriter w)
 118                 {
 119                         // No effect.
 120                 }
 121
 122                 public override void WriteTo (XmlWriter w)
 123                 {
 124                         // No effect.
 125                 }
 126
 127                 #endregion
 128         }
 129 }