class/System.Web.Services/System.Web.Services.Protocols/SoapHeaderMapping.cs

   1 //
   2 // SoapHeaderMapping.cs
   3 //
   4 // Author:
   5 //   Atsushi Enomoto  <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2006 Novell, Inc.
   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.Reflection;
  32
  33 namespace System.Web.Services.Protocols
  34 {
  35 #if NET_2_0
  36         public
  37 #else
  38         internal
  39 #endif
  40         sealed class SoapHeaderMapping // It used to be HeaderInfo class until Mono 1.2
  41         {
  42                 MemberInfo member;
  43                 Type header_type;
  44                 bool is_unknown_header;
  45                 SoapHeaderDirection direction;
  46
  47                 internal SoapHeaderMapping (MemberInfo member, SoapHeaderAttribute attributeInfo)
  48                 {
  49                         this.member = member;
  50                         direction = attributeInfo.Direction;
  51                         if (member is PropertyInfo)
  52                                 header_type = ((PropertyInfo) member).PropertyType;
  53                         else
  54                                 header_type = ((FieldInfo) member).FieldType;
  55
  56                         if (HeaderType == typeof(SoapHeader) || HeaderType == typeof(SoapUnknownHeader) ||
  57                                 HeaderType == typeof(SoapHeader[]) || HeaderType == typeof(SoapUnknownHeader[]))
  58                         {
  59                                 is_unknown_header = true;
  60                         }
  61                         else if (!typeof(SoapHeader).IsAssignableFrom (HeaderType))
  62                                 throw new InvalidOperationException (string.Format ("Header members type must be a SoapHeader subclass"));
  63                 }
  64
  65                 internal object GetHeaderValue (object ob)
  66                 {
  67                         if (member is PropertyInfo)
  68                                 return ((PropertyInfo) member).GetValue (ob, null);
  69                         else
  70                                 return ((FieldInfo) member).GetValue (ob);
  71                 }
  72
  73                 internal void SetHeaderValue (object ob, SoapHeader header)
  74                 {
  75                         object value = header;
  76                         if (Custom && HeaderType.IsArray)
  77                         {
  78                                 SoapUnknownHeader uheader = header as SoapUnknownHeader;
  79                                 SoapUnknownHeader[] array = (SoapUnknownHeader[]) GetHeaderValue (ob);
  80                                 if (array == null || array.Length == 0) {
  81                                         value = new SoapUnknownHeader[] { uheader };
  82                                 }
  83                                 else {
  84                                         SoapUnknownHeader[] newArray = new SoapUnknownHeader [array.Length+1];
  85                                         Array.Copy (array, newArray, array.Length);
  86                                         newArray [array.Length] = uheader;
  87                                         value = newArray;
  88                                 }
  89                         }
  90
  91                         if (member is PropertyInfo)
  92                                 ((PropertyInfo) member).SetValue (ob, value, null);
  93                         else
  94                                 ((FieldInfo) member).SetValue (ob, value);
  95                 }
  96
  97                 public SoapHeaderDirection Direction
  98                 {
  99                         get { return direction; }
 100                 }
 101
 102                 public MemberInfo MemberInfo {
 103                         get { return member; }
 104                 }
 105
 106                 public Type HeaderType {
 107                         get { return header_type; }
 108                 }
 109
 110                 public bool Custom {
 111                         get { return is_unknown_header; }
 112                 }
 113
 114                 [MonoTODO]
 115                 public bool Repeats {
 116                         get { throw new NotImplementedException (); }
 117                 }
 118         }
 119
 120 }