mcs/class/corlib/System.Runtime.Serialization/FormatterServices.cs

   1 //
   2 // System.Runtime.Serialization.FormatterServices
   3 //
   4 // Authors:
   5 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   6 //
   7 // (C) 2002 Ximian, Inc (http://www.ximian.com)
   8 //
   9 using System;
  10 using System.Reflection;
  11
  12 namespace System.Runtime.Serialization
  13 {
  14         public sealed class FormatterServices
  15         {
  16                 private FormatterServices ()
  17                 {
  18                 }
  19
  20                 public static object [] GetObjectData (object obj, MemberInfo [] members)
  21                 {
  22                         if (obj == null)
  23                                 throw new ArgumentNullException ("obj");
  24
  25                         if (members == null)
  26                                 throw new ArgumentNullException ("members");
  27
  28                         int n = members.Length;
  29                         object [] result = new object [n];
  30                         for (int i = 0; i < n; i++) {
  31                                 MemberInfo member = members [i];
  32                                 if (member == null)
  33                                         throw new ArgumentNullException (String.Format ("members[{0}]", i));
  34
  35                                 if (member.MemberType != MemberTypes.Field)
  36                                         throw new SerializationException (
  37                                                         String.Format ("members [{0}] is not a field.", i));
  38
  39                                 FieldInfo fi = member as FieldInfo; //FIXME: Can fi be null?
  40                                 result [i] = fi.GetValue (obj);
  41                         }
  42
  43                         return result;
  44                 }
  45
  46                 public static MemberInfo [] GetSerializableMembers (Type type)
  47                 {
  48                         StreamingContext st = new StreamingContext (StreamingContextStates.All);
  49                         return GetSerializableMembers (type, st);
  50                 }
  51
  52                 [MonoTODO]
  53                 public static MemberInfo [] GetSerializableMembers (Type type, StreamingContext context)
  54                 {
  55                         if (type == null)
  56                                 throw new ArgumentNullException ("type");
  57
  58                         throw new NotImplementedException ();
  59
  60                 }
  61
  62                 public static Type GetTypeFromAssembly (Assembly assem, string name)
  63                 {
  64                         if (assem == null)
  65                                 throw new ArgumentNullException ("assem");
  66
  67                         if (name == null)
  68                                 throw new ArgumentNullException ("name");
  69
  70                         return assem.GetType (name);
  71                 }
  72
  73                 [MonoTODO]
  74                 public static object GetUninitializedObject (Type type)
  75                 {
  76                         throw new NotImplementedException ();
  77                 }
  78
  79                 public static object PopulateObjectMembers (object obj, MemberInfo [] members, object [] data)
  80                 {
  81                         if (obj == null)
  82                                 throw new ArgumentNullException ("obj");
  83
  84                         if (members == null)
  85                                 throw new ArgumentNullException ("members");
  86
  87                         if (data == null)
  88                                 throw new ArgumentNullException ("data");
  89
  90                         int length = members.Length;
  91                         if (length != data.Length)
  92                                 throw new ArgumentException ("different length in members and data");
  93
  94                         for (int i = 0; i < length; i++) {
  95                                 MemberInfo member = members [i];
  96                                 if (member == null)
  97                                         throw new ArgumentNullException (String.Format ("members[{0}]", i));
  98
  99                                 if (member.MemberType != MemberTypes.Field)
 100                                         throw new SerializationException (
 101                                                         String.Format ("members [{0}] is not a field.", i));
 102
 103                                 FieldInfo fi = member as FieldInfo; //FIXME: can fi be null?
 104                                 fi.SetValue (obj, data [i]);
 105                         }
 106
 107                         return obj;
 108                 }
 109         }
 110 }
 111