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

   1 //\r
   2 // System.Xml.Schema.XmlSchemaAttributeGroupRef.cs\r
   3 //\r
   4 // Author:\r
   5 //      Dwivedi, Ajay kumar  Adwiv@Yahoo.com\r
   6 //      Atsushi Enomoto  ginga@kit.hi-ho.ne.jp\r
   7 //\r
   8
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29 using System;\r
  30 using System.Xml;\r
  31 using System.Xml.Serialization;\r
  32 \r
  33 namespace System.Xml.Schema\r
  34 {\r
  35         /// <summary>\r
  36         /// Summary description for XmlSchemaAttributeGroupRef.\r
  37         /// </summary>\r
  38         public class XmlSchemaAttributeGroupRef : XmlSchemaAnnotated\r
  39         {\r
  40                 private XmlQualifiedName refName;\r
  41                 const string xmlname = "attributeGroup";\r
  42 \r
  43                 public XmlSchemaAttributeGroupRef()\r
  44                 {\r
  45                         refName = XmlQualifiedName.Empty;\r
  46                 }\r
  47                 \r
  48                 [System.Xml.Serialization.XmlAttribute("ref")]\r
  49                 public XmlQualifiedName RefName \r
  50                 {\r
  51                         get{ return  refName; }\r
  52                         set{ refName = value; }\r
  53                 }\r
  54 \r
  55                 /// <remarks>\r
  56                 /// 1. ref must be present\r
  57                 /// </remarks>\r
  58                 internal override int Compile(ValidationEventHandler h, XmlSchema schema)\r
  59                 {\r
  60                         // If this is already compiled this time, simply skip.\r
  61                         if (CompilationId == schema.CompilationId)\r
  62                                 return 0;\r
  63 \r
  64                         errorCount = 0;\r
  65                         if(RefName == null || RefName.IsEmpty)\r
  66                                 error(h, "ref must be present");\r
  67                         else if(!XmlSchemaUtil.CheckQName(RefName))\r
  68                                 error(h, "ref must be a valid qname");\r
  69 \r
  70                         XmlSchemaUtil.CompileID(Id,this, schema.IDCollection,h);\r
  71 \r
  72                         this.CompilationId = schema.CompilationId;\r
  73                         return errorCount;\r
  74                 }\r
  75                 \r
  76                 internal override int Validate(ValidationEventHandler h, XmlSchema schema)\r
  77                 {\r
  78                         return errorCount;\r
  79                 }\r
  80 \r
  81                 //<attributeGroup\r
  82                 //  id = ID\r
  83                 //  ref = QName\r
  84                 //  {any attributes with non-schema namespace . . .}>\r
  85                 //  Content: (annotation?)\r
  86                 //</attributeGroup>\r
  87                 internal static XmlSchemaAttributeGroupRef Read(XmlSchemaReader reader, ValidationEventHandler h)\r
  88                 {\r
  89                         XmlSchemaAttributeGroupRef attrgrp = new XmlSchemaAttributeGroupRef();\r
  90                         reader.MoveToElement();\r
  91 \r
  92                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
  93                         {\r
  94                                 error(h,"Should not happen :1: XmlSchemaAttributeGroupRef.Read, name="+reader.Name,null);\r
  95                                 reader.SkipToEnd();\r
  96                                 return null;\r
  97                         }\r
  98 \r
  99                         attrgrp.LineNumber = reader.LineNumber;\r
 100                         attrgrp.LinePosition = reader.LinePosition;\r
 101                         attrgrp.SourceUri = reader.BaseURI;\r
 102 \r
 103                         while(reader.MoveToNextAttribute())\r
 104                         {\r
 105                                 if(reader.Name == "id")\r
 106                                 {\r
 107                                         attrgrp.Id = reader.Value;\r
 108                                 }\r
 109                                 else if(reader.Name == "ref")\r
 110                                 {\r
 111                                         Exception innerex;\r
 112                                         attrgrp.refName = XmlSchemaUtil.ReadQNameAttribute(reader,out innerex);\r
 113                                         if(innerex != null)\r
 114                                                 error(h, reader.Value + " is not a valid value for ref attribute",innerex);\r
 115                                 }\r
 116                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 117                                 {\r
 118                                         error(h,reader.Name + " is not a valid attribute for attributeGroup in this context",null);\r
 119                                 }\r
 120                                 else\r
 121                                 {\r
 122                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,attrgrp);\r
 123                                 }\r
 124                         }\r
 125                         \r
 126                         reader.MoveToElement();\r
 127                         if(reader.IsEmptyElement)\r
 128                                 return attrgrp;\r
 129                         int level = 1;\r
 130 \r
 131                         while(reader.ReadNextElement())\r
 132                         {\r
 133                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 134                                 {\r
 135                                         if(reader.LocalName != xmlname)\r
 136                                                 error(h,"Should not happen :2: XmlSchemaAttributeGroupRef.Read, name="+reader.Name,null);\r
 137                                         break;\r
 138                                 }\r
 139                                 if(level <= 1 && reader.LocalName == "annotation")\r
 140                                 {\r
 141                                         level = 2; //Only one annotation\r
 142                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 143                                         if(annotation != null)\r
 144                                                 attrgrp.Annotation = annotation;\r
 145                                         continue;\r
 146                                 }\r
 147                                 reader.RaiseInvalidElementError();\r
 148                         }\r
 149                         return attrgrp;\r
 150                 }\r
 151         }\r
 152 }\r