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

   1 //\r
   2 // System.Xml.Schema.XmlSchemaComplexContent.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.Serialization;\r
  31 using System.Xml;\r
  32 \r
  33 namespace System.Xml.Schema\r
  34 {\r
  35         /// <summary>\r
  36         /// Summary description for XmlSchemaComplexContent.\r
  37         /// </summary>\r
  38         public class XmlSchemaComplexContent : XmlSchemaContentModel\r
  39         {\r
  40                 private XmlSchemaContent content;\r
  41                 private bool isMixed;\r
  42                 const string xmlname = "complexContent";\r
  43 \r
  44                 public XmlSchemaComplexContent()\r
  45                 {}\r
  46 \r
  47                 [System.Xml.Serialization.XmlAttribute("mixed")]\r
  48                 public bool IsMixed \r
  49                 {\r
  50                         get{ return  isMixed; } \r
  51                         set{ isMixed = value; }\r
  52                 }\r
  53 \r
  54                 [XmlElement("restriction",typeof(XmlSchemaComplexContentRestriction),Namespace=XmlSchema.Namespace)]\r
  55                 [XmlElement("extension",typeof(XmlSchemaComplexContentExtension),Namespace=XmlSchema.Namespace)]\r
  56                 public override XmlSchemaContent Content \r
  57                 {\r
  58                         get{ return  content; } \r
  59                         set{ content = value; }\r
  60                 }\r
  61 \r
  62                 /// <remarks>\r
  63                 /// 1. Content must be present\r
  64                 /// </remarks>\r
  65                 internal override int Compile(ValidationEventHandler h, XmlSchema schema)\r
  66                 {\r
  67                         // If this is already compiled this time, simply skip.\r
  68                         if (this.IsComplied (schema.CompilationId))\r
  69                                 return 0;\r
  70 \r
  71 #if NET_2_0\r
  72                                 if (Content != null)\r
  73                                         Content.Parent = this;\r
  74 #endif\r
  75 \r
  76                         if (isRedefinedComponent) {\r
  77                                 if (Annotation != null)\r
  78                                         Annotation.isRedefinedComponent = true;\r
  79                                 if (Content != null)\r
  80                                         Content.isRedefinedComponent = true;\r
  81                         }\r
  82 \r
  83                         if(Content == null)\r
  84                         {\r
  85                                 error(h, "Content must be present in a complexContent");\r
  86                         }\r
  87                         else\r
  88                         {\r
  89                                 if(Content is XmlSchemaComplexContentRestriction)\r
  90                                 {\r
  91                                         XmlSchemaComplexContentRestriction xscr = (XmlSchemaComplexContentRestriction) Content;\r
  92                                         errorCount += xscr.Compile(h, schema);\r
  93                                 }\r
  94                                 else if(Content is XmlSchemaComplexContentExtension)\r
  95                                 {\r
  96                                         XmlSchemaComplexContentExtension xsce = (XmlSchemaComplexContentExtension) Content;\r
  97                                         errorCount += xsce.Compile(h, schema);\r
  98                                 }\r
  99                                 else\r
 100                                         error(h,"complexContent can't have any value other than restriction or extention");\r
 101                         }\r
 102 \r
 103                         XmlSchemaUtil.CompileID(Id,this, schema.IDCollection,h);\r
 104 \r
 105                         this.CompilationId = schema.CompilationId;\r
 106                         return errorCount;\r
 107                 }\r
 108                 \r
 109                 internal override int Validate(ValidationEventHandler h, XmlSchema schema)\r
 110                 {\r
 111                         if (IsValidated (schema.ValidationId))\r
 112                                 return errorCount;\r
 113 \r
 114                         errorCount += Content.Validate (h, schema);\r
 115 \r
 116                         ValidationId = schema.ValidationId;\r
 117                         return errorCount;\r
 118                 }\r
 119                 //<complexContent\r
 120                 //  id = ID\r
 121                 //  mixed = boolean\r
 122                 //  {any attributes with non-schema namespace . . .}>\r
 123                 //  Content: (annotation?, (restriction | extension))\r
 124                 //</complexContent>\r
 125                 internal static XmlSchemaComplexContent Read(XmlSchemaReader reader, ValidationEventHandler h)\r
 126                 {\r
 127                         XmlSchemaComplexContent complex = new XmlSchemaComplexContent();\r
 128                         reader.MoveToElement();\r
 129 \r
 130                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)\r
 131                         {\r
 132                                 error(h,"Should not happen :1: XmlSchemaComplexContent.Read, name="+reader.Name,null);\r
 133                                 reader.Skip();\r
 134                                 return null;\r
 135                         }\r
 136 \r
 137                         complex.LineNumber = reader.LineNumber;\r
 138                         complex.LinePosition = reader.LinePosition;\r
 139                         complex.SourceUri = reader.BaseURI;\r
 140 \r
 141                         while(reader.MoveToNextAttribute())\r
 142                         {\r
 143                                 if(reader.Name == "id")\r
 144                                 {\r
 145                                         complex.Id = reader.Value;\r
 146                                 }\r
 147                                 else if(reader.Name == "mixed")\r
 148                                 {\r
 149                                         Exception innerex;\r
 150                                         complex.isMixed = XmlSchemaUtil.ReadBoolAttribute(reader,out innerex);\r
 151                                         if(innerex != null)\r
 152                                                 error(h,reader.Value + " is an invalid value for mixed",innerex);\r
 153                                 }\r
 154                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)\r
 155                                 {\r
 156                                         error(h,reader.Name + " is not a valid attribute for complexContent",null);\r
 157                                 }\r
 158                                 else\r
 159                                 {\r
 160                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,complex);\r
 161                                 }\r
 162                         }\r
 163                         \r
 164                         reader.MoveToElement();\r
 165                         if(reader.IsEmptyElement)\r
 166                                 return complex;\r
 167                         //Content: (annotation?, (restriction | extension))\r
 168                         int level = 1;\r
 169                         while(reader.ReadNextElement())\r
 170                         {\r
 171                                 if(reader.NodeType == XmlNodeType.EndElement)\r
 172                                 {\r
 173                                         if(reader.LocalName != xmlname)\r
 174                                                 error(h,"Should not happen :2: XmlSchemaComplexContent.Read, name="+reader.Name,null);\r
 175                                         break;\r
 176                                 }\r
 177                                 if(level <= 1 && reader.LocalName == "annotation")\r
 178                                 {\r
 179                                         level = 2; //Only one annotation\r
 180                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);\r
 181                                         if(annotation != null)\r
 182                                                 complex.Annotation = annotation;\r
 183                                         continue;\r
 184                                 }\r
 185                                 if(level <=2)\r
 186                                 {\r
 187                                         if(reader.LocalName == "restriction")\r
 188                                         {\r
 189                                                 level = 3;\r
 190                                                 XmlSchemaComplexContentRestriction restriction = XmlSchemaComplexContentRestriction.Read(reader,h);\r
 191                                                 if(restriction != null)\r
 192                                                         complex.content = restriction;\r
 193                                                 continue;\r
 194                                         }\r
 195                                         if(reader.LocalName == "extension")\r
 196                                         {\r
 197                                                 level = 3;\r
 198                                                 XmlSchemaComplexContentExtension extension = XmlSchemaComplexContentExtension.Read(reader,h);\r
 199                                                 if(extension != null)\r
 200                                                         complex.content = extension;\r
 201                                                 continue;\r
 202                                         }\r
 203                                 }\r
 204                                 reader.RaiseInvalidElementError();\r
 205                         }\r
 206                         return complex;\r
 207                 }\r
 208         }\r
 209 }\r