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

   1 // Author: Dwivedi, Ajay kumar\r
   2 //            Adwiv@Yahoo.com\r
   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;\r
  25 using System.Xml.Serialization;\r
  26 using System.Xml;\r
  27 \r
  28 namespace System.Xml.Schema\r
  29 {\r
  30         /// <summary>\r
  31         /// Summary description for XmlSchemaInclude.\r
  32         /// </summary>\r
  33         public class XmlSchemaInclude : XmlSchemaExternal\r
  34         {\r
  35                 private XmlSchemaAnnotation annotation;\r
  36                 const string xmlname = "include";\r
  37 \r
  38                 public XmlSchemaInclude()\r
  39                 {\r
  40                 }\r
  41                 [XmlElement("annotation",Namespace=XmlSchema.Namespace)]\r
  42                 public XmlSchemaAnnotation Annotation \r
  43                 {\r
  44                         get{ return  annotation; } \r
  45                         set{ annotation = value; }\r
  46                 }\r
  47 \r
  48                 //<include \r
  49                 //  id = ID \r
  50                 //  schemaLocation = anyURI \r
  51                 //  {any attributes with non-schema namespace . . .}>\r
  52                 //  Content: (annotation?)\r
  53                 //</include>\r
  54                 internal static XmlSchemaInclude Read(XmlSchemaReader reader, ValidationEventHandler h)\r
  55                 {\r
  56                         XmlSchemaInclude include = new XmlSchemaInclude();\r
  57                         reader.MoveToElement();\r
  58 \r
  59                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
  60                         {\r
  61                                 error(h,"Should not happen :1: XmlSchemaInclude.Read, name="+reader.Name,null);\r
  62                                 reader.SkipToEnd();\r
  63                                 return null;\r
  64                         }\r
  65 \r
  66                         include.LineNumber = reader.LineNumber;\r
  67                         include.LinePosition = reader.LinePosition;\r
  68                         include.SourceUri = reader.BaseURI;\r
  69 \r
  70                         while(reader.MoveToNextAttribute())\r
  71                         {\r
  72                                 if(reader.Name == "id")\r
  73                                 {\r
  74                                         include.Id = reader.Value;\r
  75                                 }\r
  76                                 else if(reader.Name == "schemaLocation")\r
  77                                 {\r
  78                                         include.SchemaLocation = reader.Value;\r
  79                                 }\r
  80                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
  81                                 {\r
  82                                         error(h,reader.Name + " is not a valid attribute for include",null);\r
  83                                 }\r
  84                                 else\r
  85                                 {\r
  86                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,include);\r
  87                                 }\r
  88                         }\r
  89 \r
  90                         reader.MoveToElement(); \r
  91                         if(reader.IsEmptyElement)\r
  92                                 return include;\r
  93 \r
  94                         //  Content: (annotation?)\r
  95                         int level = 1;\r
  96                         while(reader.ReadNextElement())\r
  97                         {\r
  98                                 if(reader.NodeType == XmlNodeType.EndElement)\r
  99                                 {\r
 100                                         if(reader.LocalName != xmlname)\r
 101                                                 error(h,"Should not happen :2: XmlSchemaInclude.Read, name="+reader.Name,null);\r
 102                                         break;\r
 103                                 }\r
 104                                 if(level <= 1 && reader.LocalName == "annotation")\r
 105                                 {\r
 106                                         level = 2;      //Only one annotation\r
 107                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 108                                         if(annotation != null)\r
 109                                                 include.Annotation = annotation;\r
 110                                         continue;\r
 111                                 }\r
 112                                 reader.RaiseInvalidElementError();\r
 113                         }\r
 114 \r
 115                         return include;\r
 116                 }\r
 117         }\r
 118 }