class/corlib/System/TypeLoadException.cs

   1 //
   2 // System.TypeLoadException.cs
   3 //
   4 // Authors:
   5 //   Sean MacIsaac (macisaac@ximian.com)
   6 //   Duncan Mak  (duncan@ximian.com)
   7 //
   8 // (C) 2001 Ximian, Inc.  http://www.ximian.com
   9 //
  10
  11 //
  12 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  13 //
  14 // Permission is hereby granted, free of charge, to any person obtaining
  15 // a copy of this software and associated documentation files (the
  16 // "Software"), to deal in the Software without restriction, including
  17 // without limitation the rights to use, copy, modify, merge, publish,
  18 // distribute, sublicense, and/or sell copies of the Software, and to
  19 // permit persons to whom the Software is furnished to do so, subject to
  20 // the following conditions:
  21 //
  22 // The above copyright notice and this permission notice shall be
  23 // included in all copies or substantial portions of the Software.
  24 //
  25 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  26 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  27 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  28 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  29 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  30 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  31 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  32 //
  33
  34 using System.Runtime.Serialization;
  35 using System.Runtime.InteropServices;
  36
  37 namespace System
  38 {
  39         [Serializable]
  40         [ComVisible (true)]
  41         public class TypeLoadException : SystemException
  42         {
  43                 const int Result = unchecked ((int)0x80131522);
  44
  45                 // Fields
  46                 private string className, assemblyName;
  47
  48                 // Constructors
  49                 public TypeLoadException ()
  50                         : base (Locale.GetText ("A type load exception has occurred."))
  51                 {
  52                         HResult = Result;
  53                 }
  54
  55                 public TypeLoadException (string message)
  56                         : base (message)
  57                 {
  58                         HResult = Result;
  59                 }
  60
  61                 public TypeLoadException (string message, Exception inner)
  62                         : base (message, inner)
  63                 {
  64                         HResult = Result;
  65                 }
  66
  67                 internal TypeLoadException (string className, string assemblyName) : this ()
  68                 {
  69                         this.className = className;
  70                         this.assemblyName = assemblyName;
  71                 }
  72
  73                 protected TypeLoadException (SerializationInfo info, StreamingContext context)
  74                         : base (info, context)
  75                 {
  76                         if (info == null)
  77                                 throw new ArgumentNullException ("info");
  78
  79                         className = info.GetString ("TypeLoadClassName");
  80                         assemblyName = info.GetString ("TypeLoadAssemblyName");
  81                 }
  82
  83                 // Properties
  84                 public override string Message {
  85                         get {
  86                                 if (className != null) {
  87                                         if ((assemblyName != null) && (assemblyName != String.Empty))
  88                                                 return String.Format ("Could not load type '{0}' from assembly '{1}'.", className, assemblyName);
  89                                         else
  90                                                 return String.Format ("Could not load type '{0}'.", className);
  91                                 }
  92                                 else
  93                                         return base.Message;
  94                         }
  95                 }
  96
  97                 public string TypeName {
  98                         get {
  99                                 if (className == null)
 100                                         return String.Empty;
 101                                 else
 102                                         return className;
 103                         }
 104                 }
 105
 106                 // Methods
 107                 public override void GetObjectData (SerializationInfo info, StreamingContext context)
 108                 {
 109                         if (info == null)
 110                                 throw new ArgumentNullException ("info");
 111
 112                         base.GetObjectData (info, context);
 113                         info.AddValue ("TypeLoadClassName", className, typeof (string));
 114                         info.AddValue ("TypeLoadAssemblyName", assemblyName, typeof (string));
 115                         info.AddValue ("TypeLoadMessageArg", "", typeof (string));
 116                         info.AddValue ("TypeLoadResourceID", 0, typeof (int));
 117                 }
 118         }
 119 }