mcs/class/System.XML/System.Xml.Serialization/XmlAttributeOverrides.cs

   1 //
   2 // XmlAttributeOverrides.cs:
   3 //
   4 // Author:
   5 //   John Donagher (john@webmeta.com)
   6 //
   7 // (C) 2002 John Donagher
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Collections;
  33 using System.Globalization;
  34
  35 namespace System.Xml.Serialization
  36 {
  37         /// <summary>
  38         /// Summary description for XmlAttributeOverrides.
  39         /// </summary>
  40         public class XmlAttributeOverrides
  41         {
  42
  43                 private Hashtable overrides;
  44
  45                 public XmlAttributeOverrides ()
  46                 {
  47                         overrides = new Hashtable();
  48                 }
  49
  50                 public XmlAttributes this [Type type]
  51                 {
  52                         get { return this [type, string.Empty]; }
  53                 }
  54
  55                 public XmlAttributes this [Type type, string member]
  56                 {
  57                         get
  58                         {
  59                                 return (XmlAttributes) overrides[GetKey(type,member)];
  60                         }
  61                 }
  62
  63                 public void Add (Type type, XmlAttributes attributes)
  64                 {
  65                         Add(type, string.Empty, attributes);
  66                 }
  67
  68                 public void Add (Type type, string member, XmlAttributes attributes)
  69                 {
  70                         if(overrides[GetKey(type, member)] != null)
  71                                 throw new Exception("The attributes for the given type and Member already exist in the collection");
  72
  73                         overrides.Add(GetKey(type,member), attributes);
  74                 }
  75
  76                 private TypeMember GetKey(Type type, string member)
  77                 {
  78                         return new TypeMember(type, member);
  79                 }
  80
  81                 internal void AddKeyHash (System.Text.StringBuilder sb)
  82                 {
  83                         sb.Append ("XAO ");
  84                         foreach (DictionaryEntry entry in overrides)
  85                         {
  86                                 XmlAttributes val = (XmlAttributes) entry.Value;
  87                                 IFormattable keyFormattable = entry.Key as IFormattable;
  88                                 sb.Append (keyFormattable != null ? keyFormattable.ToString (null, CultureInfo.InvariantCulture) : entry.Key.ToString()).Append(' ');
  89                                 val.AddKeyHash (sb);
  90                         }
  91                         sb.Append ("|");
  92                 }
  93         }
  94 }