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

   1 //
   2 // System.Web.Services.Protocols.UrlEncodedParameterWriter.cs
   3 //
   4 // Author:
   5 //   Tim Coleman (tim@timcoleman.com)
   6 //   Lluis Sanchez Gual (lluis@ximian.com)
   7 //
   8 // Copyright (C) Tim Coleman, 2002
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32 using System.IO;
  33 using System.Text;
  34 using System.Web.Services;
  35 using System.Web;
  36 using System.Reflection;
  37
  38 namespace System.Web.Services.Protocols {
  39         public abstract class UrlEncodedParameterWriter : MimeParameterWriter {
  40
  41                 Encoding requestEncoding;
  42                 ParameterInfo[] parameters;
  43
  44                 #region Constructors
  45
  46                 protected UrlEncodedParameterWriter ()
  47                 {
  48                 }
  49
  50                 #endregion // Constructors
  51
  52                 #region Properties
  53
  54                 public override Encoding RequestEncoding {
  55                         get { return requestEncoding; }
  56                         set { requestEncoding = value; }
  57                 }
  58
  59                 #endregion // Properties
  60
  61                 #region Methods
  62
  63                 protected void Encode (TextWriter writer, object[] values)
  64                 {
  65                         for (int n=0; n<values.Length; n++)
  66                         {
  67                                 if (n>0) writer.Write ("&");
  68                                 Encode (writer, parameters[n].Name, values[n]);
  69                         }
  70                 }
  71
  72                 protected void Encode (TextWriter writer, string name, object value)
  73                 {
  74                         if (requestEncoding != null)
  75                         {
  76                                 writer.Write (HttpUtility.UrlEncode (name, requestEncoding));
  77                                 writer.Write ("=");
  78                                 writer.Write (HttpUtility.UrlEncode (ObjToString (value), requestEncoding));
  79                         }
  80                         else
  81                         {
  82                                 writer.Write (HttpUtility.UrlEncode (name));
  83                                 writer.Write ("=");
  84                                 writer.Write (HttpUtility.UrlEncode (ObjToString (value)));
  85                         }
  86
  87                 }
  88
  89                 public override object GetInitializer (LogicalMethodInfo methodInfo)
  90                 {
  91                         if (methodInfo.OutParameters.Length > 0) return null;
  92                         else return methodInfo.Parameters;
  93                 }
  94
  95                 public override void Initialize (object initializer)
  96                 {
  97                         parameters = (ParameterInfo[]) initializer;
  98                 }
  99
 100                 #endregion // Methods
 101         }
 102 }