mcs/class/corlib/System.Runtime.Remoting.Channels/BaseChannelObjectWithProperties.cs

   1 //
   2 // System.Runtime.Remoting.Channels.BaseChannelObjectWithProperties.cs
   3 //
   4 // Author: Rodrigo Moya (rodrigo@ximian.com)
   5 //         Duncan Mak (duncan@ximian.com)
   6 //
   7 // 2002 (C) Copyright, Ximian, Inc.
   8 //
   9
  10 //
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 using System.Collections;
  34
  35 namespace System.Runtime.Remoting.Channels
  36 {
  37
  38         public abstract class BaseChannelObjectWithProperties :
  39                 IDictionary, ICollection, IEnumerable
  40         {
  41                 Hashtable table;
  42
  43                 public BaseChannelObjectWithProperties ()
  44                 {
  45                         table = new Hashtable ();
  46                 }
  47
  48                 public virtual int Count
  49                 {
  50                         get { return table.Count; }
  51                 }
  52
  53                 public virtual bool IsFixedSize
  54                 {
  55                         get { return true; }
  56                 }
  57
  58                 public virtual bool IsReadOnly
  59                 {
  60                         get { return false; }
  61                 }
  62
  63                 public virtual bool IsSynchronized
  64                 {
  65                         get { return false; }
  66                 }
  67
  68                 //
  69                 // This is explicitly not implemented.
  70                 //
  71                 public virtual object this [object key]
  72                 {
  73                         get { throw new NotImplementedException (); }
  74                         set { throw new NotImplementedException (); }
  75                 }
  76
  77                 public virtual ICollection Keys
  78                 {
  79                         get { return table.Keys; }
  80                 }
  81
  82                 public virtual IDictionary Properties
  83                 {
  84                         get { return this as IDictionary; }
  85                 }
  86
  87                 public virtual object SyncRoot
  88                 {
  89                         get { return this; }
  90                 }
  91
  92                 public virtual ICollection Values
  93                 {
  94                         get { return table.Values; }
  95                 }
  96
  97                 public virtual void Add (object key, object value)
  98                 {
  99                         // .NET says this method must not implemented
 100                         throw new NotSupportedException ();
 101                 }
 102
 103                 public virtual void Clear ()
 104                 {
 105                         // .NET says this method must not implemented
 106                         throw new NotSupportedException ();
 107                 }
 108
 109                 public virtual bool Contains (object key)
 110                 {
 111                         return table.Contains (key);
 112                 }
 113
 114                 public virtual void CopyTo (Array array, int index)
 115                 {
 116                         // .NET says this method must not implemented
 117                         throw new NotSupportedException ();
 118                 }
 119
 120                 public virtual IDictionaryEnumerator GetEnumerator ()
 121                 {
 122                         return table.GetEnumerator ();
 123                 }
 124
 125                 IEnumerator IEnumerable.GetEnumerator ()
 126                 {
 127                         return table.GetEnumerator ();
 128                 }
 129
 130                 public virtual void Remove (object key)
 131                 {
 132                         // .NET says this method must not implemented
 133                         throw new NotSupportedException ();
 134                 }
 135         }
 136 }