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         [System.Runtime.InteropServices.ComVisible (true)]
  39         public abstract class BaseChannelObjectWithProperties :
  40                 IDictionary, ICollection, IEnumerable
  41         {
  42                 Hashtable table;
  43
  44                 protected BaseChannelObjectWithProperties ()
  45                 {
  46                         table = new Hashtable ();
  47                 }
  48
  49                 public virtual int Count
  50                 {
  51                         get { return table.Count; }
  52                 }
  53
  54                 public virtual bool IsFixedSize
  55                 {
  56                         get { return true; }
  57                 }
  58
  59                 public virtual bool IsReadOnly
  60                 {
  61                         get { return false; }
  62                 }
  63
  64                 public virtual bool IsSynchronized
  65                 {
  66                         get { return false; }
  67                 }
  68
  69                 //
  70                 // This is explicitly not implemented.
  71                 //
  72                 public virtual object this [object key]
  73                 {
  74                         get { throw new NotImplementedException (); }
  75                         set { throw new NotImplementedException (); }
  76                 }
  77
  78                 public virtual ICollection Keys
  79                 {
  80                         get { return table.Keys; }
  81                 }
  82
  83                 public virtual IDictionary Properties
  84                 {
  85                         get { return this as IDictionary; }
  86                 }
  87
  88                 public virtual object SyncRoot
  89                 {
  90                         get { return this; }
  91                 }
  92
  93                 public virtual ICollection Values
  94                 {
  95                         get { return table.Values; }
  96                 }
  97
  98                 public virtual void Add (object key, object value)
  99                 {
 100                         // .NET says this method must not implemented
 101                         throw new NotSupportedException ();
 102                 }
 103
 104                 public virtual void Clear ()
 105                 {
 106                         // .NET says this method must not implemented
 107                         throw new NotSupportedException ();
 108                 }
 109
 110                 public virtual bool Contains (object key)
 111                 {
 112                         return table.Contains (key);
 113                 }
 114
 115                 public virtual void CopyTo (Array array, int index)
 116                 {
 117                         // .NET says this method must not implemented
 118                         throw new NotSupportedException ();
 119                 }
 120
 121                 public virtual IDictionaryEnumerator GetEnumerator ()
 122                 {
 123                         return table.GetEnumerator ();
 124                 }
 125
 126                 IEnumerator IEnumerable.GetEnumerator ()
 127                 {
 128                         return table.GetEnumerator ();
 129                 }
 130
 131                 public virtual void Remove (object key)
 132                 {
 133                         // .NET says this method must not implemented
 134                         throw new NotSupportedException ();
 135                 }
 136         }
 137 }