mcs/class/System.XML/System.Xml.Schema/XmlSchemaInclude.cs

   1 // Author: Dwivedi, Ajay kumar
   2 //            Adwiv@Yahoo.com
   3
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining
   6 // a copy of this software and associated documentation files (the
   7 // "Software"), to deal in the Software without restriction, including
   8 // without limitation the rights to use, copy, modify, merge, publish,
   9 // distribute, sublicense, and/or sell copies of the Software, and to
  10 // permit persons to whom the Software is furnished to do so, subject to
  11 // the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be
  14 // included in all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 //
  24 using System;
  25 using System.Xml.Serialization;
  26 using System.Xml;
  27
  28 namespace System.Xml.Schema
  29 {
  30         /// <summary>
  31         /// Summary description for XmlSchemaInclude.
  32         /// </summary>
  33         public class XmlSchemaInclude : XmlSchemaExternal
  34         {
  35                 private XmlSchemaAnnotation annotation;
  36                 const string xmlname = "include";
  37
  38                 public XmlSchemaInclude()
  39                 {
  40                 }
  41                 [XmlElement("annotation", Type=typeof (XmlSchemaAnnotation))]
  42                 public XmlSchemaAnnotation Annotation
  43                 {
  44                         get{ return  annotation; }
  45                         set{ annotation = value; }
  46                 }
  47
  48                 //<include
  49                 //  id = ID
  50                 //  schemaLocation = anyURI
  51                 //  {any attributes with non-schema namespace . . .}>
  52                 //  Content: (annotation?)
  53                 //</include>
  54                 internal static XmlSchemaInclude Read(XmlSchemaReader reader, ValidationEventHandler h)
  55                 {
  56                         XmlSchemaInclude include = new XmlSchemaInclude();
  57                         reader.MoveToElement();
  58
  59                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)
  60                         {
  61                                 error(h,"Should not happen :1: XmlSchemaInclude.Read, name="+reader.Name,null);
  62                                 reader.SkipToEnd();
  63                                 return null;
  64                         }
  65
  66                         include.LineNumber = reader.LineNumber;
  67                         include.LinePosition = reader.LinePosition;
  68                         include.SourceUri = reader.BaseURI;
  69
  70                         while(reader.MoveToNextAttribute())
  71                         {
  72                                 if(reader.Name == "id")
  73                                 {
  74                                         include.Id = reader.Value;
  75                                 }
  76                                 else if(reader.Name == "schemaLocation")
  77                                 {
  78                                         include.SchemaLocation = reader.Value;
  79                                 }
  80                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)
  81                                 {
  82                                         error(h,reader.Name + " is not a valid attribute for include",null);
  83                                 }
  84                                 else
  85                                 {
  86                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,include);
  87                                 }
  88                         }
  89
  90                         reader.MoveToElement();
  91                         if(reader.IsEmptyElement)
  92                                 return include;
  93
  94                         //  Content: (annotation?)
  95                         int level = 1;
  96                         while(reader.ReadNextElement())
  97                         {
  98                                 if(reader.NodeType == XmlNodeType.EndElement)
  99                                 {
 100                                         if(reader.LocalName != xmlname)
 101                                                 error(h,"Should not happen :2: XmlSchemaInclude.Read, name="+reader.Name,null);
 102                                         break;
 103                                 }
 104                                 if(level <= 1 && reader.LocalName == "annotation")
 105                                 {
 106                                         level = 2;      //Only one annotation
 107                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);
 108                                         if(annotation != null)
 109                                                 include.Annotation = annotation;
 110                                         continue;
 111                                 }
 112                                 reader.RaiseInvalidElementError();
 113                         }
 114
 115                         return include;
 116                 }
 117         }
 118 }