mcs/class/System.XML/Mono.Xml.XPath/DTMXPathDocument.cs

   1 //
   2 // Mono.Xml.XPath.DTMXPathDocument
   3 //
   4 // Author:
   5 //      Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
   6 //
   7 // (C) 2003 Atsushi Enomoto
   8 //
   9 using System;
  10 using System.Collections;
  11 using System.Xml;
  12 using System.Xml.XPath;
  13
  14 namespace Mono.Xml.XPath
  15 {
  16 #if OUTSIDE_SYSTEM_XML
  17         public
  18 #else
  19         internal
  20 #endif
  21                 class DTMXPathDocument : IXPathNavigable
  22         {
  23
  24 #region ctor.
  25
  26                 public DTMXPathDocument (XmlNameTable nameTable,
  27                         DTMXPathLinkedNode [] nodes,
  28                         DTMXPathAttributeNode [] attributes,
  29                         DTMXPathNamespaceNode [] namespaces,
  30                         Hashtable idTable)
  31                 {
  32                         this.nameTable = nameTable;
  33                         this.nodes = nodes;
  34                         this.attributes = attributes;
  35                         this.namespaces = namespaces;
  36                         this.idTable = idTable;
  37                 }
  38
  39 #endregion
  40
  41
  42 #region Methods
  43                 public XPathNavigator CreateNavigator ()
  44                 {
  45                         if (root == null) {
  46                                 root = new DTMXPathNavigator (this,
  47                                         nameTable,
  48                                         nodes,
  49                                         attributes,
  50                                         namespaces,
  51                                         idTable);
  52                         }
  53                         return root.Clone ();
  54                 }
  55
  56 #endregion
  57
  58                 XmlNameTable nameTable;
  59
  60                 // Root XPathNavigator.
  61                 DTMXPathNavigator root;
  62
  63 #region Immutable tree fields
  64
  65                 DTMXPathLinkedNode [] nodes = new DTMXPathLinkedNode [0];
  66                 DTMXPathAttributeNode [] attributes = new DTMXPathAttributeNode [0];
  67                 DTMXPathNamespaceNode [] namespaces = new DTMXPathNamespaceNode [0];
  68
  69                 // idTable [string value] -> int nodeId
  70                 readonly Hashtable idTable;
  71
  72 #endregion
  73
  74         }
  75 }
  76