class/System.XML/System.Xml.Schema/XmlSchemaNotation.cs

   1 // Author: Dwivedi, Ajay kumar
   2 //            Adwiv@Yahoo.com
   3
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining
   6 // a copy of this software and associated documentation files (the
   7 // "Software"), to deal in the Software without restriction, including
   8 // without limitation the rights to use, copy, modify, merge, publish,
   9 // distribute, sublicense, and/or sell copies of the Software, and to
  10 // permit persons to whom the Software is furnished to do so, subject to
  11 // the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be
  14 // included in all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 //
  24 using System;
  25 using System.Xml.Serialization;
  26 using System.Xml;
  27
  28 namespace System.Xml.Schema
  29 {
  30         /// <summary>
  31         /// Summary description for XmlSchemaNotation.
  32         /// </summary>
  33         public class XmlSchemaNotation : XmlSchemaAnnotated
  34         {
  35                 private string name;
  36                 private string pub;
  37                 private string system;
  38                 private XmlQualifiedName qualifiedName;
  39                 const string xmlname = "notation";
  40
  41                 public XmlSchemaNotation()
  42                 {
  43                 }
  44                 [System.Xml.Serialization.XmlAttribute("name")]
  45                 public string Name
  46                 {
  47                         get{ return  name; }
  48                         set{ name = value; }
  49                 }
  50                 [System.Xml.Serialization.XmlAttribute("public")]
  51                 public string Public
  52                 {
  53                         get{ return  pub; }
  54                         set{ pub = value; }
  55                 }
  56                 [System.Xml.Serialization.XmlAttribute("system")]
  57                 public string System
  58                 {
  59                         get{ return  system; }
  60                         set{ system = value; }
  61                 }
  62
  63                 [XmlIgnore]
  64                 internal XmlQualifiedName QualifiedName
  65                 {
  66                         get{ return qualifiedName;}
  67                 }
  68
  69                 // 1. name and public must be present
  70                 // public and system must be anyURI
  71                 internal override int Compile(ValidationEventHandler h, XmlSchema schema)
  72                 {
  73                         // If this is already compiled this time, simply skip.
  74                         if (CompilationId == schema.CompilationId)
  75                                 return 0;
  76
  77                         if(Name == null)
  78                                 error(h,"Required attribute name must be present");
  79                         else if(!XmlSchemaUtil.CheckNCName(this.name))
  80                                 error(h,"attribute name must be NCName");
  81                         else
  82                                 qualifiedName = new XmlQualifiedName(Name, AncestorSchema.TargetNamespace);
  83
  84                         if(Public==null)
  85                                 error(h,"public must be present");
  86                         else if(!XmlSchemaUtil.CheckAnyUri(Public))
  87                                 error(h,"public must be anyURI");
  88
  89                         if(system != null && !XmlSchemaUtil.CheckAnyUri(system))
  90                                 error(h,"system must be present and of Type anyURI");
  91
  92                         XmlSchemaUtil.CompileID(Id,this,schema.IDCollection,h);
  93
  94                         return errorCount;
  95                 }
  96
  97                 internal override int Validate(ValidationEventHandler h, XmlSchema schema)
  98                 {
  99                         return errorCount;
 100                 }
 101
 102                 //<notation
 103                 //  id = ID
 104                 //  name = NCName
 105                 //  public = anyURI
 106                 //  system = anyURI
 107                 //  {any attributes with non-schema namespace . . .}>
 108                 //  Content: (annotation?)
 109                 //</notation>
 110                 internal static XmlSchemaNotation Read(XmlSchemaReader reader, ValidationEventHandler h)
 111                 {
 112                         XmlSchemaNotation notation = new XmlSchemaNotation();
 113                         reader.MoveToElement();
 114
 115                         if(reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)
 116                         {
 117                                 error(h,"Should not happen :1: XmlSchemaInclude.Read, name="+reader.Name,null);
 118                                 reader.Skip();
 119                                 return null;
 120                         }
 121
 122                         notation.LineNumber = reader.LineNumber;
 123                         notation.LinePosition = reader.LinePosition;
 124                         notation.SourceUri = reader.BaseURI;
 125
 126                         while(reader.MoveToNextAttribute())
 127                         {
 128                                 if(reader.Name == "id")
 129                                 {
 130                                         notation.Id = reader.Value;
 131                                 }
 132                                 else if(reader.Name == "name")
 133                                 {
 134                                         notation.name = reader.Value;
 135                                 }
 136                                 else if(reader.Name == "public")
 137                                 {
 138                                         notation.pub = reader.Value;
 139                                 }
 140                                 else if(reader.Name == "system")
 141                                 {
 142                                         notation.system = reader.Value;
 143                                 }
 144                                 else if((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)
 145                                 {
 146                                         error(h,reader.Name + " is not a valid attribute for notation",null);
 147                                 }
 148                                 else
 149                                 {
 150                                         XmlSchemaUtil.ReadUnhandledAttribute(reader,notation);
 151                                 }
 152                         }
 153
 154                         reader.MoveToElement();
 155                         if(reader.IsEmptyElement)
 156                                 return notation;
 157
 158                         //  Content: (annotation?)
 159                         int level = 1;
 160                         while(reader.ReadNextElement())
 161                         {
 162                                 if(reader.NodeType == XmlNodeType.EndElement)
 163                                 {
 164                                         if(reader.LocalName != xmlname)
 165                                                 error(h,"Should not happen :2: XmlSchemaNotation.Read, name="+reader.Name,null);
 166                                         break;
 167                                 }
 168                                 if(level <= 1 && reader.LocalName == "annotation")
 169                                 {
 170                                         level = 2;      //Only one annotation
 171                                         XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader,h);
 172                                         if(annotation != null)
 173                                                 notation.Annotation = annotation;
 174                                         continue;
 175                                 }
 176                                 reader.RaiseInvalidElementError();
 177                         }
 178                         return notation;
 179                 }
 180         }
 181 }