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

   1 // Author: Dwivedi, Ajay kumar\r
   2 //            Adwiv@Yahoo.com\r
   3 using System;\r
   4 using System.Xml;\r
   5 using System.Xml.Serialization;\r
   6 \r
   7 namespace System.Xml.Schema\r
   8 {\r
   9         /// <summary>\r
  10         /// Summary description for XmlSchemaComplexContentExtension.\r
  11         /// </summary>\r
  12         public class XmlSchemaComplexContentExtension : XmlSchemaContent\r
  13         {\r
  14                 private XmlSchemaAnyAttribute any;\r
  15                 private XmlSchemaObjectCollection attributes;\r
  16                 private XmlQualifiedName baseTypeName;\r
  17                 private XmlSchemaParticle particle;\r
  18                 private static string xmlname = "extension";\r
  19 \r
  20                 public XmlSchemaComplexContentExtension()\r
  21                 {\r
  22                         attributes = new XmlSchemaObjectCollection();\r
  23                         baseTypeName = XmlQualifiedName.Empty;\r
  24                 }\r
  25                 \r
  26                 [System.Xml.Serialization.XmlAttribute("base")]\r
  27                 public XmlQualifiedName BaseTypeName \r
  28                 {\r
  29                         get{ return  baseTypeName; }\r
  30                         set{ baseTypeName = value; }\r
  31                 }\r
  32 \r
  33                 [XmlElement("group",typeof(XmlSchemaGroupRef),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  34                 [XmlElement("all",typeof(XmlSchemaAll),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  35                 [XmlElement("choice",typeof(XmlSchemaChoice),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  36                 [XmlElement("sequence",typeof(XmlSchemaSequence),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  37                 public XmlSchemaParticle Particle\r
  38                 {\r
  39                         get{ return  particle; }\r
  40                         set{ particle = value; }\r
  41                 }\r
  42 \r
  43                 [XmlElement("attribute",typeof(XmlSchemaAttribute),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  44                 [XmlElement("attributeGroup",typeof(XmlSchemaAttributeGroupRef),Namespace="http://www.w3.org/2001/XMLSchema")]\r
  45                 public XmlSchemaObjectCollection Attributes \r
  46                 {\r
  47                         get{ return attributes; }\r
  48                 }\r
  49 \r
  50                 [XmlElement("anyAttribute",Namespace="http://www.w3.org/2001/XMLSchema")]\r
  51                 public XmlSchemaAnyAttribute AnyAttribute \r
  52                 {\r
  53                         get{ return any; }\r
  54                         set{ any = value;}\r
  55                 }\r
  56 \r
  57                 /// <remarks>\r
  58                 /// </remarks>\r
  59                 [MonoTODO]\r
  60                 internal int Compile(ValidationEventHandler h, XmlSchemaInfo info)\r
  61                 {\r
  62                         if(BaseTypeName == null || BaseTypeName.IsEmpty)\r
  63                         {\r
  64                                 error(h, "base must be present and a QName");\r
  65                         }\r
  66                         else if(!XmlSchemaUtil.CheckQName(BaseTypeName))\r
  67                                 error(h,"BaseTypeName is not a valid XmlQualifiedName");\r
  68                         \r
  69                         if(this.AnyAttribute != null)\r
  70                         {\r
  71                                 errorCount += AnyAttribute.Compile(h,info);\r
  72                         }\r
  73 \r
  74                         foreach(XmlSchemaObject obj in Attributes)\r
  75                         {\r
  76                                 if(obj is XmlSchemaAttribute)\r
  77                                 {\r
  78                                         XmlSchemaAttribute attr = (XmlSchemaAttribute) obj;\r
  79                                         errorCount += attr.Compile(h,info);\r
  80                                 }\r
  81                                 else if(obj is XmlSchemaAttributeGroupRef)\r
  82                                 {\r
  83                                         XmlSchemaAttributeGroupRef atgrp = (XmlSchemaAttributeGroupRef) obj;\r
  84                                         errorCount += atgrp.Compile(h,info);\r
  85                                 }\r
  86                                 else\r
  87                                         error(h,obj.GetType() +" is not valid in this place::ComplexConetnetExtension");\r
  88                         }\r
  89                         \r
  90                         if(Particle != null)\r
  91                         {\r
  92                                 if(Particle is XmlSchemaGroupRef)\r
  93                                 {\r
  94                                         errorCount += ((XmlSchemaGroupRef)Particle).Compile(h,info);\r
  95                                 }\r
  96                                 else if(Particle is XmlSchemaAll)\r
  97                                 {\r
  98                                         errorCount += ((XmlSchemaAll)Particle).Compile(h,info);\r
  99                                 }\r
 100                                 else if(Particle is XmlSchemaChoice)\r
 101                                 {\r
 102                                         errorCount += ((XmlSchemaChoice)Particle).Compile(h,info);\r
 103                                 }\r
 104                                 else if(Particle is XmlSchemaSequence)\r
 105                                 {\r
 106                                         errorCount += ((XmlSchemaSequence)Particle).Compile(h,info);\r
 107                                 }\r
 108                         }\r
 109                         \r
 110                         XmlSchemaUtil.CompileID(Id,this,info.IDCollection,h);\r
 111 \r
 112                         return errorCount;\r
 113                 }\r
 114                 \r
 115                 [MonoTODO]\r
 116                 internal int Validate(ValidationEventHandler h)\r
 117                 {\r
 118                         return errorCount;\r
 119                 }\r
 120                 //<extension\r
 121                 //  base = QName\r
 122                 //  id = ID\r
 123                 //  {any attributes with non-schema namespace . . .}>\r
 124                 //  Content: (annotation?, ((group | all | choice | sequence)?, ((attribute | attributeGroup)*, anyAttribute?)))\r
 125                 //</extension>\r
 126                 internal static XmlSchemaComplexContentExtension Read(XmlSchemaReader reader, ValidationEventHandler h)\r
 127                 {\r
 128                         XmlSchemaComplexContentExtension extension = new XmlSchemaComplexContentExtension();\r
 129                         reader.MoveToElement();\r
 130 \r
 131                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
 132                         {\r
 133                                 error(h,"Should not happen :1: XmlSchemaComplexContentExtension.Read, name="+reader.Name,null);\r
 134                                 reader.Skip();\r
 135                                 return null;\r
 136                         }\r
 137 \r
 138                         extension.LineNumber = reader.LineNumber;\r
 139                         extension.LinePosition = reader.LinePosition;\r
 140                         extension.SourceUri = reader.BaseURI;\r
 141 \r
 142                         while(reader.MoveToNextAttribute())\r
 143                         {\r
 144                                 if(reader.Name == "base")\r
 145                                 {\r
 146                                         Exception innerex;\r
 147                                         extension.baseTypeName = XmlSchemaUtil.ReadQNameAttribute(reader,out innerex);\r
 148                                         if(innerex != null)\r
 149                                                 error(h, reader.Value + " is not a valid value for base attribute",innerex);\r
 150                                 }\r
 151                                 else if(reader.Name == "id")\r
 152                                 {\r
 153                                         extension.Id = reader.Value;\r
 154                                 }\r
 155                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 156                                 {\r
 157                                         error(h,reader.Name + " is not a valid attribute for extension",null);\r
 158                                 }\r
 159                                 else\r
 160                                 {\r
 161                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,extension);\r
 162                                 }\r
 163                         }\r
 164                         \r
 165                         reader.MoveToElement();\r
 166                         if(reader.IsEmptyElement)\r
 167                                 return extension;\r
 168                         //Content: 1. annotation?, \r
 169                         //                      (2.(group | all | choice | sequence)?, (3.(attribute | attributeGroup)*, 4.anyAttribute?)))\r
 170                         int level = 1;\r
 171                         while(reader.ReadNextElement())\r
 172                         {\r
 173                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 174                                 {\r
 175                                         if(reader.LocalName != xmlname)\r
 176                                                 error(h,"Should not happen :2: XmlSchemaComplexContentExtension.Read, name="+reader.Name,null);\r
 177                                         break;\r
 178                                 }\r
 179                                 if(level <= 1 && reader.LocalName == "annotation")\r
 180                                 {\r
 181                                         level = 2; //Only one annotation\r
 182                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 183                                         if(annotation != null)\r
 184                                                 extension.Annotation = annotation;\r
 185                                         continue;\r
 186                                 }\r
 187                                 if(level <= 2)\r
 188                                 {\r
 189                                         if(reader.LocalName == "group")\r
 190                                         {\r
 191                                                 level = 3;\r
 192                                                 XmlSchemaGroupRef group = XmlSchemaGroupRef.Read(reader,h);\r
 193                                                 if(group != null)\r
 194                                                         extension.particle = group;\r
 195                                                 continue;\r
 196                                         }\r
 197                                         if(reader.LocalName == "all")\r
 198                                         {\r
 199                                                 level = 3;\r
 200                                                 XmlSchemaAll all = XmlSchemaAll.Read(reader,h);\r
 201                                                 if(all != null)\r
 202                                                         extension.particle = all;\r
 203                                                 continue;\r
 204                                         }\r
 205                                         if(reader.LocalName == "choice")\r
 206                                         {\r
 207                                                 level = 3;\r
 208                                                 XmlSchemaChoice choice = XmlSchemaChoice.Read(reader,h);\r
 209                                                 if(choice != null)\r
 210                                                         extension.particle = choice;\r
 211                                                 continue;\r
 212                                         }\r
 213                                         if(reader.LocalName == "sequence")\r
 214                                         {\r
 215                                                 level = 3;\r
 216                                                 XmlSchemaSequence sequence = XmlSchemaSequence.Read(reader,h);\r
 217                                                 if(sequence != null)\r
 218                                                         extension.particle = sequence;\r
 219                                                 continue;\r
 220                                         }\r
 221                                 }\r
 222                                 if(level <= 3)\r
 223                                 {\r
 224                                         if(reader.LocalName == "attribute")\r
 225                                         {\r
 226                                                 level = 3;\r
 227                                                 XmlSchemaAttribute attr = XmlSchemaAttribute.Read(reader,h);\r
 228                                                 if(attr != null)\r
 229                                                         extension.Attributes.Add(attr);\r
 230                                                 continue;\r
 231                                         }\r
 232                                         if(reader.LocalName == "attributeGroup")\r
 233                                         {\r
 234                                                 level = 3;\r
 235                                                 XmlSchemaAttributeGroupRef attr = XmlSchemaAttributeGroupRef.Read(reader,h);\r
 236                                                 if(attr != null)\r
 237                                                         extension.attributes.Add(attr);\r
 238                                                 continue;\r
 239                                         }\r
 240                                 }\r
 241                                 if(level <= 4 && reader.LocalName == "anyAttribute")\r
 242                                 {\r
 243                                         level = 5;\r
 244                                         XmlSchemaAnyAttribute anyattr = XmlSchemaAnyAttribute.Read(reader,h);\r
 245                                         if(anyattr != null)\r
 246                                                 extension.AnyAttribute = anyattr;\r
 247                                         continue;\r
 248                                 }\r
 249                                 reader.RaiseInvalidElementError();\r
 250                         }\r
 251                         return extension;\r
 252                 }\r
 253         }\r
 254 }\r