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

   1 //\r
   2 // System.Xml.Schema.XmlSchemaComplexContentRestriction.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 XmlSchemaComplexContentRestriction.\r
  37         /// </summary>\r
  38         public class XmlSchemaComplexContentRestriction : XmlSchemaContent\r
  39         {\r
  40                 private XmlSchemaAnyAttribute any;\r
  41                 private XmlSchemaObjectCollection attributes;\r
  42                 private XmlQualifiedName baseTypeName;\r
  43                 private XmlSchemaParticle particle;\r
  44                 const string xmlname = "restriction";\r
  45 \r
  46                 public XmlSchemaComplexContentRestriction()\r
  47                 {\r
  48                         baseTypeName = XmlQualifiedName.Empty;\r
  49                         attributes       = new XmlSchemaObjectCollection();\r
  50                 }\r
  51 \r
  52                 [System.Xml.Serialization.XmlAttribute("base")]\r
  53                 public XmlQualifiedName BaseTypeName \r
  54                 {\r
  55                         get{ return  baseTypeName; }\r
  56                         set{ baseTypeName = value; }\r
  57                 }\r
  58 \r
  59                 [XmlElement("group",typeof(XmlSchemaGroupRef),Namespace=XmlSchema.Namespace)]\r
  60                 [XmlElement("all",typeof(XmlSchemaAll),Namespace=XmlSchema.Namespace)]\r
  61                 [XmlElement("choice",typeof(XmlSchemaChoice),Namespace=XmlSchema.Namespace)]\r
  62                 [XmlElement("sequence",typeof(XmlSchemaSequence),Namespace=XmlSchema.Namespace)]\r
  63                 public XmlSchemaParticle Particle \r
  64                 {\r
  65                         get{ return  particle; }\r
  66                         set{ particle = value; }\r
  67                 }\r
  68 \r
  69                 [XmlElement("attribute",typeof(XmlSchemaAttribute),Namespace=XmlSchema.Namespace)]\r
  70                 [XmlElement("attributeGroup",typeof(XmlSchemaAttributeGroupRef),Namespace=XmlSchema.Namespace)]\r
  71                 public XmlSchemaObjectCollection Attributes \r
  72                 {\r
  73                         get{ return attributes; }\r
  74                 }\r
  75 \r
  76                 [XmlElement("anyAttribute",Namespace=XmlSchema.Namespace)]\r
  77                 public XmlSchemaAnyAttribute AnyAttribute \r
  78                 {\r
  79                         get{ return  any; }\r
  80                         set{ any = value; }\r
  81                 }\r
  82 \r
  83                 // internal properties\r
  84                 internal override bool IsExtension {\r
  85                         get { return false; }\r
  86                 }\r
  87 \r
  88                 /// <remarks>\r
  89                 /// 1. base must be present\r
  90                 /// </remarks>\r
  91                 internal override int Compile(ValidationEventHandler h, XmlSchema schema)\r
  92                 {\r
  93                         // If this is already compiled this time, simply skip.\r
  94                         if (this.IsComplied (schema.CompilationId))\r
  95                                 return 0;\r
  96 \r
  97                         if (this.isRedefinedComponent) {\r
  98                                 if (Annotation != null)\r
  99                                         Annotation.isRedefinedComponent = true;\r
 100                                 if (AnyAttribute != null)\r
 101                                         AnyAttribute.isRedefinedComponent = true;\r
 102                                 foreach (XmlSchemaObject obj in Attributes)\r
 103                                         obj.isRedefinedComponent = true;\r
 104                                 if (Particle != null)\r
 105                                         Particle.isRedefinedComponent = true;\r
 106                         }\r
 107 \r
 108                         if(BaseTypeName == null || BaseTypeName.IsEmpty)\r
 109                         {\r
 110                                 error(h, "base must be present, as a QName");\r
 111                         }\r
 112                         else if(!XmlSchemaUtil.CheckQName(BaseTypeName))\r
 113                                 error(h,"BaseTypeName is not a valid XmlQualifiedName");\r
 114 \r
 115                         if(this.AnyAttribute != null)\r
 116                         {\r
 117                                 errorCount += AnyAttribute.Compile(h, schema);\r
 118                         }\r
 119 \r
 120                         foreach(XmlSchemaObject obj in Attributes)\r
 121                         {\r
 122                                 if(obj is XmlSchemaAttribute)\r
 123                                 {\r
 124                                         XmlSchemaAttribute attr = (XmlSchemaAttribute) obj;\r
 125                                         errorCount += attr.Compile(h, schema);\r
 126                                 }\r
 127                                 else if(obj is XmlSchemaAttributeGroupRef)\r
 128                                 {\r
 129                                         XmlSchemaAttributeGroupRef atgrp = (XmlSchemaAttributeGroupRef) obj;\r
 130                                         errorCount += atgrp.Compile(h, schema);\r
 131                                 }\r
 132                                 else\r
 133                                         error(h,obj.GetType() +" is not valid in this place::ComplexContentRestriction");\r
 134                         }\r
 135                         \r
 136                         if(Particle != null)\r
 137                         {\r
 138                                 if(Particle is XmlSchemaGroupRef)\r
 139                                 {\r
 140                                         errorCount += ((XmlSchemaGroupRef)Particle).Compile(h, schema);\r
 141                                 }\r
 142                                 else if(Particle is XmlSchemaAll)\r
 143                                 {\r
 144                                         errorCount += ((XmlSchemaAll)Particle).Compile(h, schema);\r
 145                                 }\r
 146                                 else if(Particle is XmlSchemaChoice)\r
 147                                 {\r
 148                                         errorCount += ((XmlSchemaChoice)Particle).Compile(h, schema);\r
 149                                 }\r
 150                                 else if(Particle is XmlSchemaSequence)\r
 151                                 {\r
 152                                         errorCount += ((XmlSchemaSequence)Particle).Compile(h, schema);\r
 153                                 }\r
 154                                 else\r
 155                                         error (h, "Particle of a restriction is limited only to group, sequence, choice and all.");\r
 156                         }\r
 157                         \r
 158                         XmlSchemaUtil.CompileID(Id,this, schema.IDCollection,h);\r
 159 \r
 160                         this.CompilationId = schema.CompilationId;\r
 161                         return errorCount;\r
 162                 }\r
 163                 \r
 164                 internal override XmlQualifiedName GetBaseTypeName ()\r
 165                 {\r
 166                         return baseTypeName;\r
 167                 }\r
 168 \r
 169                 internal override XmlSchemaParticle GetParticle ()\r
 170                 {\r
 171                         return particle;\r
 172                 }\r
 173 \r
 174                 internal override int Validate (ValidationEventHandler h, XmlSchema schema)\r
 175                 {\r
 176                         return errorCount;\r
 177                 }\r
 178 \r
 179                 //<restriction\r
 180                 //  base = QName\r
 181                 //  id = ID\r
 182                 //  {any attributes with non-schema namespace . . .}>\r
 183                 //  Content: (annotation?, ((group | all | choice | sequence)?, ((attribute | attributeGroup)*, anyAttribute?)))\r
 184                 //</restriction>\r
 185                 internal static XmlSchemaComplexContentRestriction Read(XmlSchemaReader reader, ValidationEventHandler h)\r
 186                 {\r
 187                         XmlSchemaComplexContentRestriction restriction = new XmlSchemaComplexContentRestriction();\r
 188                         reader.MoveToElement();\r
 189 \r
 190                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
 191                         {\r
 192                                 error(h,"Should not happen :1: XmlSchemaComplexContentRestriction.Read, name="+reader.Name,null);\r
 193                                 reader.Skip();\r
 194                                 return null;\r
 195                         }\r
 196 \r
 197                         restriction.LineNumber = reader.LineNumber;\r
 198                         restriction.LinePosition = reader.LinePosition;\r
 199                         restriction.SourceUri = reader.BaseURI;\r
 200 \r
 201                         while(reader.MoveToNextAttribute())\r
 202                         {\r
 203                                 if(reader.Name == "base")\r
 204                                 {\r
 205                                         Exception innerex;\r
 206                                         restriction.baseTypeName = XmlSchemaUtil.ReadQNameAttribute(reader,out innerex);\r
 207                                         if(innerex != null)\r
 208                                                 error(h, reader.Value + " is not a valid value for base attribute",innerex);\r
 209                                 }\r
 210                                 else if(reader.Name == "id")\r
 211                                 {\r
 212                                         restriction.Id = reader.Value;\r
 213                                 }\r
 214                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 215                                 {\r
 216                                         error(h,reader.Name + " is not a valid attribute for restriction",null);\r
 217                                 }\r
 218                                 else\r
 219                                 {\r
 220                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,restriction);\r
 221                                 }\r
 222                         }\r
 223                         \r
 224                         reader.MoveToElement();\r
 225                         if(reader.IsEmptyElement)\r
 226                                 return restriction;\r
 227                         //Content: 1. annotation?, \r
 228                         //                      (2.(group | all | choice | sequence)?, (3.(attribute | attributeGroup)*, 4.anyAttribute?)))\r
 229                         int level = 1;\r
 230                         while(reader.ReadNextElement())\r
 231                         {\r
 232                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 233                                 {\r
 234                                         if(reader.LocalName != xmlname)\r
 235                                                 error(h,"Should not happen :2: XmlSchemaComplexContentRestriction.Read, name="+reader.Name,null);\r
 236                                         break;\r
 237                                 }\r
 238                                 if(level <= 1 && reader.LocalName == "annotation")\r
 239                                 {\r
 240                                         level = 2; //Only one annotation\r
 241                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 242                                         if(annotation != null)\r
 243                                                 restriction.Annotation = annotation;\r
 244                                         continue;\r
 245                                 }\r
 246                                 if(level <= 2)\r
 247                                 {\r
 248                                         if(reader.LocalName == "group")\r
 249                                         {\r
 250                                                 level = 3;\r
 251                                                 XmlSchemaGroupRef group = XmlSchemaGroupRef.Read(reader,h);\r
 252                                                 if(group != null)\r
 253                                                         restriction.particle = group;\r
 254                                                 continue;\r
 255                                         }\r
 256                                         if(reader.LocalName == "all")\r
 257                                         {\r
 258                                                 level = 3;\r
 259                                                 XmlSchemaAll all = XmlSchemaAll.Read(reader,h);\r
 260                                                 if(all != null)\r
 261                                                         restriction.particle = all;\r
 262                                                 continue;\r
 263                                         }\r
 264                                         if(reader.LocalName == "choice")\r
 265                                         {\r
 266                                                 level = 3;\r
 267                                                 XmlSchemaChoice choice = XmlSchemaChoice.Read(reader,h);\r
 268                                                 if(choice != null)\r
 269                                                         restriction.particle = choice;\r
 270                                                 continue;\r
 271                                         }\r
 272                                         if(reader.LocalName == "sequence")\r
 273                                         {\r
 274                                                 level = 3;\r
 275                                                 XmlSchemaSequence sequence = XmlSchemaSequence.Read(reader,h);\r
 276                                                 if(sequence != null)\r
 277                                                         restriction.particle = sequence;\r
 278                                                 continue;\r
 279                                         }\r
 280                                 }\r
 281                                 if(level <= 3)\r
 282                                 {\r
 283                                         if(reader.LocalName == "attribute")\r
 284                                         {\r
 285                                                 level = 3;\r
 286                                                 XmlSchemaAttribute attr = XmlSchemaAttribute.Read(reader,h);\r
 287                                                 if(attr != null)\r
 288                                                         restriction.Attributes.Add(attr);\r
 289                                                 continue;\r
 290                                         }\r
 291                                         if(reader.LocalName == "attributeGroup")\r
 292                                         {\r
 293                                                 level = 3;\r
 294                                                 XmlSchemaAttributeGroupRef attr = XmlSchemaAttributeGroupRef.Read(reader,h);\r
 295                                                 if(attr != null)\r
 296                                                         restriction.attributes.Add(attr);\r
 297                                                 continue;\r
 298                                         }\r
 299                                 }\r
 300                                 if(level <= 4 && reader.LocalName == "anyAttribute")\r
 301                                 {\r
 302                                         level = 5;\r
 303                                         XmlSchemaAnyAttribute anyattr = XmlSchemaAnyAttribute.Read(reader,h);\r
 304                                         if(anyattr != null)\r
 305                                                 restriction.AnyAttribute = anyattr;\r
 306                                         continue;\r
 307                                 }\r
 308                                 reader.RaiseInvalidElementError();\r
 309                         }\r
 310                         return restriction;\r
 311                 }\r
 312         }\r
 313 }\r