mcs/class/System.XML/System.Xml.Schema/XmlSchemaSimpleContentRestriction.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 XmlSchemaSimpleContentRestriction.\r
  11         /// </summary>\r
  12         public class XmlSchemaSimpleContentRestriction : XmlSchemaContent\r
  13         {\r
  14                 \r
  15                 private XmlSchemaAnyAttribute any;\r
  16                 private XmlSchemaObjectCollection attributes;\r
  17                 private XmlSchemaSimpleType baseType;\r
  18                 private XmlQualifiedName baseTypeName;\r
  19                 private XmlSchemaObjectCollection facets;\r
  20                 private static string xmlname = "restriction";\r
  21 \r
  22                 public XmlSchemaSimpleContentRestriction()\r
  23                 {\r
  24                         baseTypeName = XmlQualifiedName.Empty;\r
  25                         attributes       = new XmlSchemaObjectCollection();\r
  26                         facets           = new XmlSchemaObjectCollection();\r
  27                 }\r
  28 \r
  29                 [System.Xml.Serialization.XmlAttribute("base")]\r
  30                 public XmlQualifiedName BaseTypeName \r
  31                 {\r
  32                         get{ return  baseTypeName; }\r
  33                         set{ baseTypeName = value; }\r
  34                 }\r
  35 \r
  36                 [XmlElement("simpleType",Namespace=XmlSchema.Namespace)]\r
  37                 public XmlSchemaSimpleType BaseType \r
  38                 { \r
  39                         get{ return  baseType; } \r
  40                         set{ baseType = value; } \r
  41                 }\r
  42                 \r
  43                 [XmlElement("minExclusive",typeof(XmlSchemaMinExclusiveFacet),Namespace=XmlSchema.Namespace)]\r
  44                 [XmlElement("minInclusive",typeof(XmlSchemaMinInclusiveFacet),Namespace=XmlSchema.Namespace)] \r
  45                 [XmlElement("maxExclusive",typeof(XmlSchemaMaxExclusiveFacet),Namespace=XmlSchema.Namespace)]\r
  46                 [XmlElement("maxInclusive",typeof(XmlSchemaMaxInclusiveFacet),Namespace=XmlSchema.Namespace)]\r
  47                 [XmlElement("totalDigits",typeof(XmlSchemaTotalDigitsFacet),Namespace=XmlSchema.Namespace)]\r
  48                 [XmlElement("fractionDigits",typeof(XmlSchemaFractionDigitsFacet),Namespace=XmlSchema.Namespace)]\r
  49                 [XmlElement("length",typeof(XmlSchemaLengthFacet),Namespace=XmlSchema.Namespace)]\r
  50                 [XmlElement("minLength",typeof(XmlSchemaMinLengthFacet),Namespace=XmlSchema.Namespace)]\r
  51                 [XmlElement("maxLength",typeof(XmlSchemaMaxLengthFacet),Namespace=XmlSchema.Namespace)]\r
  52                 [XmlElement("enumeration",typeof(XmlSchemaEnumerationFacet),Namespace=XmlSchema.Namespace)]\r
  53                 [XmlElement("whiteSpace",typeof(XmlSchemaWhiteSpaceFacet),Namespace=XmlSchema.Namespace)]\r
  54                 [XmlElement("pattern",typeof(XmlSchemaPatternFacet),Namespace=XmlSchema.Namespace)]\r
  55                 public XmlSchemaObjectCollection Facets \r
  56                 { \r
  57                         get{ return facets; } \r
  58                 }\r
  59 \r
  60                 [XmlElement("attribute",typeof(XmlSchemaAttribute),Namespace=XmlSchema.Namespace)]\r
  61                 [XmlElement("attributeGroup",typeof(XmlSchemaAttributeGroupRef),Namespace=XmlSchema.Namespace)]\r
  62                 public XmlSchemaObjectCollection Attributes \r
  63                 {\r
  64                         get{ return attributes; }\r
  65                 }\r
  66 \r
  67                 [XmlElement("anyAttribute",Namespace=XmlSchema.Namespace)]\r
  68                 public XmlSchemaAnyAttribute AnyAttribute \r
  69                 {\r
  70                         get{ return  any; }\r
  71                         set{ any = value; }\r
  72                 }\r
  73                 \r
  74                 ///<remarks>\r
  75                 /// 1. Base must be present and a QName\r
  76                 ///</remarks>\r
  77                 [MonoTODO]\r
  78                 internal override int Compile(ValidationEventHandler h, XmlSchema schema)\r
  79                 {\r
  80                         // If this is already compiled this time, simply skip.\r
  81                         if (this.IsComplied (schema.CompilationId))\r
  82                                 return 0;\r
  83 \r
  84                         if (this.isRedefinedComponent) {\r
  85                                 if (Annotation != null)\r
  86                                         Annotation.isRedefinedComponent = true;\r
  87                                 if (AnyAttribute != null)\r
  88                                         AnyAttribute.isRedefinedComponent = true;\r
  89                                 foreach (XmlSchemaObject obj in Attributes)\r
  90                                         obj.isRedefinedComponent = true;\r
  91                         }\r
  92 \r
  93                         if(BaseTypeName == null || BaseTypeName.IsEmpty)\r
  94                         {\r
  95                                 error(h, "base must be present, as a QName");\r
  96                         }\r
  97                         else if(!XmlSchemaUtil.CheckQName(BaseTypeName))\r
  98                                 error(h,"BaseTypeName must be a QName");\r
  99 \r
 100                         if(BaseType != null)\r
 101                         {\r
 102                                 errorCount += BaseType.Compile(h,schema);\r
 103                         }\r
 104 \r
 105                         if(this.AnyAttribute != null)\r
 106                         {\r
 107                                 errorCount += AnyAttribute.Compile(h,schema);\r
 108                         }\r
 109 \r
 110                         foreach(XmlSchemaObject obj in Attributes)\r
 111                         {\r
 112                                 if(obj is XmlSchemaAttribute)\r
 113                                 {\r
 114                                         XmlSchemaAttribute attr = (XmlSchemaAttribute) obj;\r
 115                                         errorCount += attr.Compile(h,schema);\r
 116                                 }\r
 117                                 else if(obj is XmlSchemaAttributeGroupRef)\r
 118                                 {\r
 119                                         XmlSchemaAttributeGroupRef atgrp = (XmlSchemaAttributeGroupRef) obj;\r
 120                                         errorCount += atgrp.Compile(h,schema);\r
 121                                 }\r
 122                                 else\r
 123                                         error(h,obj.GetType() +" is not valid in this place::SimpleContentRestriction");\r
 124                         }\r
 125                         \r
 126                         //TODO: Compile Facets: Looks like they are a part of datatypes. So we'll do them with the datatypes\r
 127 \r
 128                         \r
 129                         XmlSchemaUtil.CompileID(Id,this,schema.IDCollection,h);\r
 130                         this.CompilationId = schema.CompilationId;\r
 131                         return errorCount;\r
 132                 }\r
 133                 \r
 134                 [MonoTODO]\r
 135                 internal override int Validate(ValidationEventHandler h, XmlSchema schema)\r
 136                 {\r
 137                         if (IsValidated (schema.ValidationId))\r
 138                                 return errorCount;\r
 139 \r
 140                         if (baseType != null) {\r
 141                                 baseType.Validate (h, schema);\r
 142                                 actualBaseSchemaType = baseType;\r
 143                         }\r
 144                         else if (baseTypeName != XmlQualifiedName.Empty) {\r
 145                                 XmlSchemaType st = schema.SchemaTypes [baseTypeName] as XmlSchemaType;\r
 146                                 if (st != null) {\r
 147                                         st.Validate (h, schema);\r
 148                                         actualBaseSchemaType = st;\r
 149                                 } else if (baseTypeName == XmlSchemaComplexType.AnyTypeName) {\r
 150                                         actualBaseSchemaType = XmlSchemaComplexType.AnyType;
 151                                 } else if (baseTypeName.Namespace == XmlSchema.Namespace) {\r
 152                                         actualBaseSchemaType = XmlSchemaDatatype.FromName (baseTypeName);\r
 153                                         if (actualBaseSchemaType == null)\r
 154                                                 error (h, "Invalid schema datatype name is specified.");\r
 155                                 }\r
 156                                 // otherwise, it might be missing sub components.\r
 157                                 else if (!schema.missedSubComponents)// && schema.Schemas [baseTypeName.Namespace] != null)\r
 158                                         error (h, "Referenced base schema type " + baseTypeName + " was not found in the corresponding schema.");\r
 159                         }\r
 160 \r
 161                         ValidationId = schema.ValidationId;\r
 162                         return errorCount;\r
 163                 }\r
 164 \r
 165                 //<restriction \r
 166                 //base = QName \r
 167                 //id = ID \r
 168                 //{any attributes with non-schema namespace . . .}>\r
 169                 //Content: (annotation?, (simpleType?, (minExclusive | minInclusive | maxExclusive | maxInclusive | totalDigits | fractionDigits | length | minLength | maxLength | enumeration | whiteSpace | pattern)*)?, ((attribute | attributeGroup)*, anyAttribute?))\r
 170                 //</restriction>\r
 171                 internal static XmlSchemaSimpleContentRestriction Read(XmlSchemaReader reader, ValidationEventHandler h)\r
 172                 {\r
 173                         XmlSchemaSimpleContentRestriction restriction = new XmlSchemaSimpleContentRestriction();\r
 174                         reader.MoveToElement();\r
 175 \r
 176                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
 177                         {\r
 178                                 error(h,"Should not happen :1: XmlSchemaComplexContentRestriction.Read, name="+reader.Name,null);\r
 179                                 reader.SkipToEnd();\r
 180                                 return null;\r
 181                         }\r
 182 \r
 183                         restriction.LineNumber = reader.LineNumber;\r
 184                         restriction.LinePosition = reader.LinePosition;\r
 185                         restriction.SourceUri = reader.BaseURI;\r
 186 \r
 187                         while(reader.MoveToNextAttribute())\r
 188                         {\r
 189                                 if(reader.Name == "base")\r
 190                                 {\r
 191                                         Exception innerex;\r
 192                                         restriction.baseTypeName = XmlSchemaUtil.ReadQNameAttribute(reader,out innerex);\r
 193                                         if(innerex != null)\r
 194                                                 error(h, reader.Value + " is not a valid value for base attribute",innerex);\r
 195                                 }\r
 196                                 else if(reader.Name == "id")\r
 197                                 {\r
 198                                         restriction.Id = reader.Value;\r
 199                                 }\r
 200                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 201                                 {\r
 202                                         error(h,reader.Name + " is not a valid attribute for restriction",null);\r
 203                                 }\r
 204                                 else\r
 205                                 {\r
 206                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,restriction);\r
 207                                 }\r
 208                         }\r
 209                         \r
 210                         reader.MoveToElement();\r
 211                         if(reader.IsEmptyElement)\r
 212                                 return restriction;\r
 213                         \r
 214                         //Content:  1.annotation?, \r
 215                         //                  2.simpleType?, \r
 216                         //                      3.(minExclusive |...| enumeration | whiteSpace | pattern)*, \r
 217                         //                      4.(attribute | attributeGroup)*, \r
 218                         //                      5.anyAttribute?\r
 219                         int level = 1;\r
 220                         while(reader.ReadNextElement())\r
 221                         {\r
 222                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 223                                 {\r
 224                                         if(reader.LocalName != xmlname)\r
 225                                                 error(h,"Should not happen :2: XmlSchemaSimpleContentRestriction.Read, name="+reader.Name,null);\r
 226                                         break;\r
 227                                 }\r
 228                                 if(level <= 1 && reader.LocalName == "annotation")\r
 229                                 {\r
 230                                         level = 2; //Only one annotation\r
 231                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 232                                         if(annotation != null)\r
 233                                                 restriction.Annotation = annotation;\r
 234                                         continue;\r
 235                                 }\r
 236                                 if(level <=2 && reader.LocalName == "simpleType")\r
 237                                 {\r
 238                                         level = 3;\r
 239                                         XmlSchemaSimpleType stype = XmlSchemaSimpleType.Read(reader,h);\r
 240                                         if(stype != null)\r
 241                                                 restriction.baseType = stype;\r
 242                                         continue;\r
 243                                 }\r
 244                                 if(level <= 3)\r
 245                                 {\r
 246                                         if(reader.LocalName == "minExclusive")\r
 247                                         {\r
 248                                                 level = 3;\r
 249                                                 XmlSchemaMinExclusiveFacet minex = XmlSchemaMinExclusiveFacet.Read(reader,h);\r
 250                                                 if(minex != null)\r
 251                                                         restriction.facets.Add(minex);\r
 252                                                 continue;\r
 253                                         }\r
 254                                         else if(reader.LocalName == "minInclusive")\r
 255                                         {\r
 256                                                 level = 3;\r
 257                                                 XmlSchemaMinInclusiveFacet mini = XmlSchemaMinInclusiveFacet.Read(reader,h);\r
 258                                                 if(mini != null)\r
 259                                                         restriction.facets.Add(mini);\r
 260                                                 continue;\r
 261                                         }\r
 262                                         else if(reader.LocalName == "maxExclusive")\r
 263                                         {\r
 264                                                 level = 3;\r
 265                                                 XmlSchemaMaxExclusiveFacet maxex = XmlSchemaMaxExclusiveFacet.Read(reader,h);\r
 266                                                 if(maxex != null)\r
 267                                                         restriction.facets.Add(maxex);\r
 268                                                 continue;\r
 269                                         }\r
 270                                         else if(reader.LocalName == "maxInclusive")\r
 271                                         {\r
 272                                                 level = 3;\r
 273                                                 XmlSchemaMaxInclusiveFacet maxi = XmlSchemaMaxInclusiveFacet.Read(reader,h);\r
 274                                                 if(maxi != null)\r
 275                                                         restriction.facets.Add(maxi);\r
 276                                                 continue;\r
 277                                         }\r
 278                                         else if(reader.LocalName == "totalDigits")\r
 279                                         {\r
 280                                                 level = 3;\r
 281                                                 XmlSchemaTotalDigitsFacet total = XmlSchemaTotalDigitsFacet.Read(reader,h);\r
 282                                                 if(total != null)\r
 283                                                         restriction.facets.Add(total);\r
 284                                                 continue;\r
 285                                         }\r
 286                                         else if(reader.LocalName == "fractionDigits")\r
 287                                         {\r
 288                                                 level = 3;\r
 289                                                 XmlSchemaFractionDigitsFacet fraction = XmlSchemaFractionDigitsFacet.Read(reader,h);\r
 290                                                 if(fraction != null)\r
 291                                                         restriction.facets.Add(fraction);\r
 292                                                 continue;\r
 293                                         }\r
 294                                         else if(reader.LocalName == "length")\r
 295                                         {\r
 296                                                 level = 3;\r
 297                                                 XmlSchemaLengthFacet length = XmlSchemaLengthFacet.Read(reader,h);\r
 298                                                 if(length != null)\r
 299                                                         restriction.facets.Add(length);\r
 300                                                 continue;\r
 301                                         }\r
 302                                         else if(reader.LocalName == "minLength")\r
 303                                         {\r
 304                                                 level = 3;\r
 305                                                 XmlSchemaMinLengthFacet minlen = XmlSchemaMinLengthFacet.Read(reader,h);\r
 306                                                 if(minlen != null)\r
 307                                                         restriction.facets.Add(minlen);\r
 308                                                 continue;\r
 309                                         }\r
 310                                         else if(reader.LocalName == "maxLength")\r
 311                                         {\r
 312                                                 level = 3;\r
 313                                                 XmlSchemaMaxLengthFacet maxlen = XmlSchemaMaxLengthFacet.Read(reader,h);\r
 314                                                 if(maxlen != null)\r
 315                                                         restriction.facets.Add(maxlen);\r
 316                                                 continue;\r
 317                                         }\r
 318                                         else if(reader.LocalName == "enumeration")\r
 319                                         {\r
 320                                                 level = 3;\r
 321                                                 XmlSchemaEnumerationFacet enumeration = XmlSchemaEnumerationFacet.Read(reader,h);\r
 322                                                 if(enumeration != null)\r
 323                                                         restriction.facets.Add(enumeration);\r
 324                                                 continue;\r
 325                                         }\r
 326                                         else if(reader.LocalName == "whiteSpace")\r
 327                                         {\r
 328                                                 level = 3;\r
 329                                                 XmlSchemaWhiteSpaceFacet ws = XmlSchemaWhiteSpaceFacet.Read(reader,h);\r
 330                                                 if(ws != null)\r
 331                                                         restriction.facets.Add(ws);\r
 332                                                 continue;\r
 333                                         }\r
 334                                         else if(reader.LocalName == "pattern")\r
 335                                         {\r
 336                                                 level = 3;\r
 337                                                 XmlSchemaPatternFacet pattern = XmlSchemaPatternFacet.Read(reader,h);\r
 338                                                 if(pattern != null)\r
 339                                                         restriction.facets.Add(pattern);\r
 340                                                 continue;\r
 341                                         }\r
 342                                 }\r
 343                                 if(level <= 4)\r
 344                                 {\r
 345                                         if(reader.LocalName == "attribute")\r
 346                                         {\r
 347                                                 level = 4;\r
 348                                                 XmlSchemaAttribute attr = XmlSchemaAttribute.Read(reader,h);\r
 349                                                 if(attr != null)\r
 350                                                         restriction.Attributes.Add(attr);\r
 351                                                 continue;\r
 352                                         }\r
 353                                         if(reader.LocalName == "attributeGroup")\r
 354                                         {\r
 355                                                 level = 4;\r
 356                                                 XmlSchemaAttributeGroupRef attr = XmlSchemaAttributeGroupRef.Read(reader,h);\r
 357                                                 if(attr != null)\r
 358                                                         restriction.attributes.Add(attr);\r
 359                                                 continue;\r
 360                                         }\r
 361                                 }\r
 362                                 if(level <= 5 && reader.LocalName == "anyAttribute")\r
 363                                 {\r
 364                                         level = 6;\r
 365                                         XmlSchemaAnyAttribute anyattr = XmlSchemaAnyAttribute.Read(reader,h);\r
 366                                         if(anyattr != null)\r
 367                                                 restriction.AnyAttribute = anyattr;\r
 368                                         continue;\r
 369                                 }\r
 370                                 reader.RaiseInvalidElementError();\r
 371                         }\r
 372                         return restriction;\r
 373                 }\r
 374 \r
 375         }\r
 376 }\r