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

   1 //
   2 // System.Web.Services.Protocols.MimeFormatter.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.Web.Services;
  33 using System.Xml;
  34
  35 namespace System.Web.Services.Protocols {
  36         public abstract class MimeFormatter {
  37
  38                 #region Constructors
  39
  40                 protected MimeFormatter ()
  41                 {
  42                 }
  43
  44                 #endregion // Constructors
  45
  46                 #region Methods
  47
  48                 public static MimeFormatter CreateInstance (Type type, object initializer)
  49                 {
  50                         MimeFormatter ob = (MimeFormatter) Activator.CreateInstance (type);
  51                         ob.Initialize (initializer);
  52                         return ob;
  53                 }
  54
  55                 public abstract object GetInitializer (LogicalMethodInfo methodInfo);
  56
  57                 public static object GetInitializer (Type type, LogicalMethodInfo methodInfo)
  58                 {
  59                         MimeFormatter ob = (MimeFormatter) Activator.CreateInstance (type);
  60                         return ob.GetInitializer (methodInfo);
  61                 }
  62
  63                 public virtual object[] GetInitializers (LogicalMethodInfo[] methodInfos)
  64                 {
  65                         object[] initializers = new object [methodInfos.Length];
  66                         for (int n=0; n<methodInfos.Length; n++)
  67                                 initializers [n] = GetInitializer (methodInfos[n]);
  68
  69                         return initializers;
  70                 }
  71
  72                 public static object[] GetInitializers (Type type, LogicalMethodInfo[] methodInfos)
  73                 {
  74                         MimeFormatter ob = (MimeFormatter) Activator.CreateInstance (type);
  75                         return ob.GetInitializers (methodInfos);
  76                 }
  77
  78                 public abstract void Initialize (object initializer);
  79
  80                 internal static object StringToObj (Type type, string value)
  81                 {
  82                         if (type.IsEnum)
  83                                 return Enum.Parse (type, value);
  84
  85                         switch (Type.GetTypeCode (type))
  86                         {
  87                                 case TypeCode.Boolean: return XmlConvert.ToBoolean (value);
  88                                 case TypeCode.Byte: return XmlConvert.ToByte (value);
  89                                 case TypeCode.DateTime: return XmlConvert.ToDateTime (value);
  90                                 case TypeCode.Decimal: return XmlConvert.ToDecimal (value);
  91                                 case TypeCode.Double: return XmlConvert.ToDouble (value);
  92                                 case TypeCode.Int16: return XmlConvert.ToInt16 (value);
  93                                 case TypeCode.Int32: return XmlConvert.ToInt32 (value);
  94                                 case TypeCode.Int64: return XmlConvert.ToInt64 (value);
  95                                 case TypeCode.SByte: return XmlConvert.ToSByte (value);
  96                                 case TypeCode.Single: return XmlConvert.ToSingle (value);
  97                                 case TypeCode.UInt16: return XmlConvert.ToUInt16 (value);
  98                                 case TypeCode.UInt32: return XmlConvert.ToUInt32 (value);
  99                                 case TypeCode.UInt64: return XmlConvert.ToUInt64 (value);
 100                                 case TypeCode.String: return value;
 101                                 case TypeCode.Char:
 102                                         if (value.Length != 1) throw new InvalidOperationException ("Invalid char value");
 103                                         return value [0];
 104                         }
 105                         throw new InvalidOperationException ("Type not supported");
 106                 }
 107
 108                 internal static string ObjToString (object value)
 109                 {
 110                         if (value == null) return "";
 111                         switch (Type.GetTypeCode (value.GetType ()))
 112                         {
 113                                 case TypeCode.Boolean: return XmlConvert.ToString ((bool)value);
 114                                 case TypeCode.Byte: return XmlConvert.ToString ((byte)value);
 115                                 case TypeCode.Char: return XmlConvert.ToString ((char)value);
 116                                 case TypeCode.DateTime: return XmlConvert.ToString ((DateTime)value);
 117                                 case TypeCode.Decimal: return XmlConvert.ToString ((decimal)value);
 118                                 case TypeCode.Double: return XmlConvert.ToString ((double)value);
 119                                 case TypeCode.Int16: return XmlConvert.ToString ((Int16)value);
 120                                 case TypeCode.Int32: return XmlConvert.ToString ((Int32)value);
 121                                 case TypeCode.Int64: return XmlConvert.ToString ((Int64)value);
 122                                 case TypeCode.SByte: return XmlConvert.ToString ((sbyte)value);
 123                                 case TypeCode.Single: return XmlConvert.ToString ((Single)value);
 124                                 case TypeCode.UInt16: return XmlConvert.ToString ((UInt16)value);
 125                                 case TypeCode.UInt32: return XmlConvert.ToString ((UInt32)value);
 126                                 case TypeCode.UInt64: return XmlConvert.ToString ((UInt64)value);
 127                                 case TypeCode.String: return value as string;
 128                         }
 129                         if (value.GetType().IsEnum)
 130                                 return value.ToString ();
 131
 132                         throw new InvalidOperationException ("Type not supported");
 133                 }
 134
 135                 #endregion // Methods
 136         }
 137 }