mcs/class/System.XML/System.Xml.Schema/XmlSchemaRedefine.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;\r
  26 using System.Xml.Serialization;\r
  27 \r
  28 namespace System.Xml.Schema\r
  29 {\r
  30         /// <summary>\r
  31         /// Summary description for XmlSchemaRedefine.\r
  32         /// </summary>\r
  33         public class XmlSchemaRedefine : XmlSchemaExternal\r
  34         {\r
  35                 private XmlSchemaObjectTable attributeGroups;\r
  36                 private XmlSchemaObjectTable groups;\r
  37                 private XmlSchemaObjectCollection items;\r
  38                 private XmlSchemaObjectTable schemaTypes;\r
  39                 const string xmlname = "redefine";\r
  40 \r
  41                 public XmlSchemaRedefine()\r
  42                 {\r
  43                         attributeGroups = new XmlSchemaObjectTable();\r
  44                         groups = new XmlSchemaObjectTable();\r
  45                         items = new XmlSchemaObjectCollection(this);\r
  46                         schemaTypes = new XmlSchemaObjectTable();\r
  47                 }\r
  48                 \r
  49                 [XmlElement("annotation",typeof(XmlSchemaAnnotation),Namespace=XmlSchema.Namespace)]\r
  50                 [XmlElement("simpleType",typeof(XmlSchemaSimpleType),Namespace=XmlSchema.Namespace)]\r
  51                 [XmlElement("complexType",typeof(XmlSchemaComplexType),Namespace=XmlSchema.Namespace)]\r
  52                 [XmlElement("group",typeof(XmlSchemaGroup),Namespace=XmlSchema.Namespace)]\r
  53                         //NOTE: AttributeGroup and not AttributeGroupRef\r
  54                 [XmlElement("attributeGroup",typeof(XmlSchemaAttributeGroup),Namespace=XmlSchema.Namespace)]\r
  55                 public XmlSchemaObjectCollection Items \r
  56                 {\r
  57                         get{ return items; }\r
  58                 }\r
  59 \r
  60                 [XmlIgnore]\r
  61                 public XmlSchemaObjectTable AttributeGroups \r
  62                 {\r
  63                         get{ return attributeGroups; }\r
  64                 }\r
  65                 \r
  66                 [XmlIgnore]\r
  67                 public XmlSchemaObjectTable SchemaTypes \r
  68                 {\r
  69                         get{ return schemaTypes; }\r
  70                 }\r
  71 \r
  72                 [XmlIgnore]\r
  73                 public XmlSchemaObjectTable Groups \r
  74                 {\r
  75                         get{ return groups; }\r
  76                 }\r
  77 //<redefine \r
  78 //  id = ID \r
  79 //  schemaLocation = anyURI \r
  80 //  {any attributes with non-schema namespace . . .}>\r
  81 //  Content: (annotation | (simpleType | complexType | group | attributeGroup))*\r
  82 //</redefine>\r
  83                 internal static XmlSchemaRedefine Read(XmlSchemaReader reader, ValidationEventHandler h)\r
  84                 {\r
  85                         XmlSchemaRedefine redefine = new XmlSchemaRedefine();\r
  86                         reader.MoveToElement();\r
  87 \r
  88                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
  89                         {\r
  90                                 error(h,"Should not happen :1: XmlSchemaRedefine.Read, name="+reader.Name,null);\r
  91                                 reader.Skip();\r
  92                                 return null;\r
  93                         }\r
  94 \r
  95                         redefine.LineNumber = reader.LineNumber;\r
  96                         redefine.LinePosition = reader.LinePosition;\r
  97                         redefine.SourceUri = reader.BaseURI;\r
  98 \r
  99                         while(reader.MoveToNextAttribute())\r
 100                         {\r
 101                                 if(reader.Name == "id")\r
 102                                 {\r
 103                                         redefine.Id = reader.Value;\r
 104                                 }\r
 105                                 else if(reader.Name == "schemaLocation")\r
 106                                 {\r
 107                                         redefine.SchemaLocation = reader.Value;\r
 108                                 }\r
 109                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 110                                 {\r
 111                                         error(h,reader.Name + " is not a valid attribute for redefine",null);\r
 112                                 }\r
 113                                 else\r
 114                                 {\r
 115                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,redefine);\r
 116                                 }\r
 117                         }\r
 118 \r
 119                         reader.MoveToElement();\r
 120                         if(reader.IsEmptyElement)\r
 121                                 return redefine;\r
 122 \r
 123                         //(annotation | (simpleType | complexType | group | attributeGroup))*\r
 124                         while(reader.ReadNextElement())\r
 125                         {\r
 126                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 127                                 {\r
 128                                         if(reader.LocalName != xmlname)\r
 129                                                 error(h,"Should not happen :2: XmlSchemaRedefine.Read, name="+reader.Name,null);\r
 130                                         break;\r
 131                                 }\r
 132                                 if(reader.LocalName == "annotation")\r
 133                                 {\r
 134                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 135                                         if(annotation != null)\r
 136                                                 redefine.items.Add(annotation);\r
 137                                         continue;\r
 138                                 }\r
 139                                 if(reader.LocalName == "simpleType")\r
 140                                 {\r
 141                                         XmlSchemaSimpleType simpleType = XmlSchemaSimpleType.Read(reader,h);\r
 142                                         if(simpleType != null)\r
 143                                                 redefine.items.Add(simpleType);\r
 144                                         continue;\r
 145                                 }\r
 146                                 if(reader.LocalName == "complexType")\r
 147                                 {\r
 148                                         XmlSchemaComplexType complexType = XmlSchemaComplexType.Read(reader,h);\r
 149                                         if(complexType != null)\r
 150                                                 redefine.items.Add(complexType);\r
 151                                         continue;\r
 152                                 }\r
 153                                 if(reader.LocalName == "group")\r
 154                                 {\r
 155                                         XmlSchemaGroup group = XmlSchemaGroup.Read(reader,h);\r
 156                                         if(group != null)\r
 157                                                 redefine.items.Add(group);\r
 158                                         continue;\r
 159                                 }\r
 160                                 if(reader.LocalName == "attributeGroup")\r
 161                                 {\r
 162                                         XmlSchemaAttributeGroup attributeGroup = XmlSchemaAttributeGroup.Read(reader,h);\r
 163                                         if(attributeGroup != null)\r
 164                                                 redefine.items.Add(attributeGroup);\r
 165                                         continue;\r
 166                                 }\r
 167                                 reader.RaiseInvalidElementError();\r
 168                         }\r
 169                         return redefine;\r
 170                 }\r
 171         }\r
 172 }\r