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
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30 using System;
  31 using System.Collections;
  32 using System.Xml;
  33 using System.Xml.XPath;
  34
  35 namespace Mono.Xml.XPath
  36 {
  37 #if OUTSIDE_SYSTEM_XML
  38         public
  39 #else
  40         internal
  41 #endif
  42                 class DTMXPathDocument : IXPathNavigable
  43         {
  44
  45 #region ctor.
  46
  47                 public DTMXPathDocument (XmlNameTable nameTable,
  48                         DTMXPathLinkedNode [] nodes,
  49                         DTMXPathAttributeNode [] attributes,
  50                         DTMXPathNamespaceNode [] namespaces,
  51                         Hashtable idTable)
  52                 {
  53                         this.nameTable = nameTable;
  54                         this.nodes = nodes;
  55                         this.attributes = attributes;
  56                         this.namespaces = namespaces;
  57                         this.idTable = idTable;
  58                 }
  59
  60 #endregion
  61
  62
  63 #region Methods
  64                 public XPathNavigator CreateNavigator ()
  65                 {
  66                         if (root == null) {
  67                                 root = new DTMXPathNavigator (this,
  68                                         nameTable,
  69                                         nodes,
  70                                         attributes,
  71                                         namespaces,
  72                                         idTable);
  73                         }
  74                         return root.Clone ();
  75                 }
  76
  77 #endregion
  78
  79                 XmlNameTable nameTable;
  80
  81                 // Root XPathNavigator.
  82                 DTMXPathNavigator root;
  83
  84 #region Immutable tree fields
  85
  86                 DTMXPathLinkedNode [] nodes = new DTMXPathLinkedNode [0];
  87                 DTMXPathAttributeNode [] attributes = new DTMXPathAttributeNode [0];
  88                 DTMXPathNamespaceNode [] namespaces = new DTMXPathNamespaceNode [0];
  89
  90                 // idTable [string value] -> int nodeId
  91                 readonly Hashtable idTable;
  92
  93 #endregion
  94
  95         }
  96 }
  97