mcs/class/System.ServiceModel/System.ServiceModel.Channels/TcpTransportBindingElement.cs

   1 //
   2 // TcpTransportBindingElement.cs
   3 //
   4 // Authors:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //      Marcos Cobena (marcoscobena@gmail.com)
   7 //
   8 // Copyright (C) 2005 Novell, Inc.  http://www.novell.com
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System;
  31 using System.Collections.Generic;
  32 using System.Net;
  33 using System.ServiceModel.Channels;
  34 using System.ServiceModel.Channels.NetTcp;
  35 using System.ServiceModel.Description;
  36
  37 namespace System.ServiceModel.Channels
  38 {
  39         public class TcpTransportBindingElement
  40                 : ConnectionOrientedTransportBindingElement
  41         {
  42                 internal const int DefaultPort = 808;
  43
  44                 int listen_backlog = 10;
  45                 bool port_sharing_enabled = false;
  46                 bool teredo_enabled = false;
  47                 TcpConnectionPoolSettings pool = new TcpConnectionPoolSettings ();
  48
  49                 public TcpTransportBindingElement ()
  50                 {
  51                 }
  52
  53                 protected TcpTransportBindingElement (
  54                         TcpTransportBindingElement other)
  55                         : base (other)
  56                 {
  57                         listen_backlog = other.listen_backlog;
  58                         port_sharing_enabled = other.port_sharing_enabled;
  59                         pool.CopyPropertiesFrom (other.pool);
  60                 }
  61
  62                 public TcpConnectionPoolSettings ConnectionPoolSettings {
  63                         get { return pool; }
  64                 }
  65
  66                 public int ListenBacklog {
  67                         get { return listen_backlog; }
  68                         set { listen_backlog = value; }
  69                 }
  70
  71                 public bool PortSharingEnabled {
  72                         get { return port_sharing_enabled; }
  73                         set { port_sharing_enabled = value; }
  74                 }
  75
  76                 public override string Scheme {
  77                         get { return "net.tcp"; }
  78                 }
  79
  80                 // As MSDN exposes, this' only available on Windows XP SP2 and Windows Server 2003
  81                 public bool TeredoEnabled {
  82                         get { return teredo_enabled; }
  83                         set { teredo_enabled = value; }
  84                 }
  85
  86                 public override IChannelFactory<TChannel> BuildChannelFactory<TChannel> (
  87                         BindingContext context)
  88                 {
  89                         if (!CanBuildChannelFactory<TChannel> (context))
  90                                 throw new InvalidOperationException (String.Format ("Not supported channel factory type '{0}'", typeof (TChannel)));
  91                         return new TcpChannelFactory<TChannel> (this, context);
  92                 }
  93
  94                 public override IChannelListener<TChannel>
  95                         BuildChannelListener<TChannel> (
  96                         BindingContext context)
  97                 {
  98                         if (!CanBuildChannelListener<TChannel> (context))
  99                                 throw new InvalidOperationException (String.Format ("Not supported channel listener type '{0}'", typeof (TChannel)));
 100                         return new TcpChannelListener<TChannel> (this, context);
 101                 }
 102
 103                 public override BindingElement Clone ()
 104                 {
 105                         return new TcpTransportBindingElement (this);
 106                 }
 107
 108                 public override T GetProperty<T> (BindingContext context)
 109                 {
 110                         if (typeof (T) == typeof (IBindingDeliveryCapabilities))
 111                                 return (T) (object) new TcpBindingProperties (this);
 112                         return base.GetProperty<T> (context);
 113                 }
 114         }
 115
 116         class TcpBindingProperties : IBindingDeliveryCapabilities
 117         {
 118                 TcpTransportBindingElement source;
 119
 120                 public TcpBindingProperties (TcpTransportBindingElement source)
 121                 {
 122                         this.source = source;
 123                 }
 124
 125                 public bool AssuresOrderedDelivery {
 126                         get { return true; }
 127                 }
 128
 129                 public bool QueuedDelivery {
 130                         get { return false; }
 131                 }
 132         }
 133 }