mcs/class/System.ServiceModel.Discovery/System.ServiceModel.Discovery.Configuration/UdpDiscoveryEndpointElement.cs

   1 //
   2 // Author: Atsushi Enomoto <atsushi@ximian.com>
   3 //
   4 // Copyright (C) 2010 Novell, Inc (http://www.novell.com)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining
   7 // a copy of this software and associated documentation files (the
   8 // "Software"), to deal in the Software without restriction, including
   9 // without limitation the rights to use, copy, modify, merge, publish,
  10 // distribute, sublicense, and/or sell copies of the Software, and to
  11 // permit persons to whom the Software is furnished to do so, subject to
  12 // the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be
  15 // included in all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  21 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24 //
  25 #if NET_4_0
  26 using System;
  27 using System.ComponentModel;
  28 using System.Configuration;
  29 using System.Linq;
  30 using System.ServiceModel.Configuration;
  31 using System.ServiceModel.Description;
  32 using System.ServiceModel.Discovery.Udp;
  33
  34 namespace System.ServiceModel.Discovery.Configuration
  35 {
  36         public class UdpDiscoveryEndpointElement : DiscoveryEndpointElement
  37         {
  38                 static ConfigurationPropertyCollection properties;
  39                 static ConfigurationProperty discovery_mode, max_response_delay, multicast_address, transport_settings;
  40
  41                 static UdpDiscoveryEndpointElement ()
  42                 {
  43                         discovery_mode = new ConfigurationProperty ("discoveryMode", typeof (ServiceDiscoveryMode), ServiceDiscoveryMode.Adhoc, null, null, ConfigurationPropertyOptions.None);
  44                         max_response_delay = new ConfigurationProperty ("maxResponseDelay", typeof (TimeSpan), "00:00:00.500", new TimeSpanConverter (), null, ConfigurationPropertyOptions.None);
  45                         multicast_address = new ConfigurationProperty ("multicastAddress", typeof (Uri), "soap.udp://239.255.255.250:3702", new UriTypeConverter (), null, ConfigurationPropertyOptions.None);
  46                         transport_settings = new ConfigurationProperty ("transportSettings", typeof (UdpTransportSettingsElement), null, null, null, ConfigurationPropertyOptions.None);
  47                         properties = new ConfigurationPropertyCollection ();
  48                         properties.Add (discovery_mode);
  49                         properties.Add (max_response_delay);
  50                         properties.Add (multicast_address);
  51                         properties.Add (transport_settings);
  52                 }
  53
  54                 public UdpDiscoveryEndpointElement ()
  55                 {
  56                 }
  57
  58                 [ConfigurationProperty ("discoveryMode", DefaultValue = ServiceDiscoveryMode.Adhoc)]
  59                 public new ServiceDiscoveryMode DiscoveryMode {
  60                         get { return (ServiceDiscoveryMode) base [discovery_mode]; }
  61                         set { base [discovery_mode] = value; }
  62                 }
  63
  64                 protected override Type EndpointType {
  65                         get { return typeof (UdpDiscoveryEndpoint); }
  66                 }
  67
  68                 [TypeConverter (typeof (TimeSpanConverter))]
  69                 [ConfigurationProperty ("maxResponseDelay", DefaultValue = "00:00:00.500")]
  70                 public new TimeSpan MaxResponseDelay {
  71                         get { return (TimeSpan) base [max_response_delay]; }
  72                         set { base [max_response_delay] = value; }
  73                 }
  74
  75                 [ConfigurationProperty ("multicastAddress", DefaultValue = "soap.udp://239.255.255.250:3702")]
  76                 public Uri MulticastAddress {
  77                         get { return (Uri) base [multicast_address]; }
  78                         set { base [multicast_address] = value; }
  79                 }
  80
  81                 [ConfigurationProperty ("transportSettings")]
  82                 public UdpTransportSettingsElement TransportSettings {
  83                         get { return (UdpTransportSettingsElement) base [transport_settings]; }
  84                 }
  85
  86                 protected override ConfigurationPropertyCollection Properties {
  87                         get { return properties; }
  88                 }
  89
  90                 protected override ServiceEndpoint CreateServiceEndpoint (ContractDescription contractDescription)
  91                 {
  92                         if (contractDescription == null)
  93                                 throw new ArgumentNullException ("contractDescription");
  94                         DiscoveryVersion ver = null;
  95                         switch (contractDescription.ContractType.Namespace) {
  96                         case DiscoveryVersion.Namespace11:
  97                                 ver = DiscoveryVersion.WSDiscovery11;
  98                                 break;
  99                         case DiscoveryVersion.NamespaceApril2005:
 100                                 ver = DiscoveryVersion.WSDiscoveryApril2005;
 101                                 break;
 102                         case DiscoveryVersion.NamespaceCD1:
 103                                 ver = DiscoveryVersion.WSDiscoveryCD1;
 104                                 break;
 105                         }
 106                         var ret = new UdpDiscoveryEndpoint (ver, MulticastAddress);
 107                         ret.MaxResponseDelay = MaxResponseDelay;
 108                         TransportSettings.ApplyConfiguration (ret.TransportSettings);
 109                         return ret;
 110                 }
 111
 112                 protected override void InitializeFrom (ServiceEndpoint endpoint)
 113                 {
 114                         if (endpoint == null)
 115                                 throw new ArgumentNullException ("endpoint");
 116                         var e = (UdpDiscoveryEndpoint) endpoint;
 117                         MaxResponseDelay = e.MaxResponseDelay;
 118                         MulticastAddress = e.MulticastAddress;
 119                         TransportSettings.InitializeFrom (e.TransportSettings);
 120                 }
 121
 122                 protected override void OnApplyConfiguration (ServiceEndpoint endpoint, ChannelEndpointElement serviceEndpointElement)
 123                 {
 124                         if (endpoint == null)
 125                                 throw new ArgumentNullException ("endpoint");
 126                         var de = (DiscoveryEndpoint) endpoint;
 127                         if (!de.DiscoveryVersion.Equals (DiscoveryVersion))
 128                                 throw new ArgumentException ("Argument AnnouncementEndpoint is initialized with different DiscoveryVersion");
 129                         de.MaxResponseDelay = MaxResponseDelay;
 130                         de.Address = serviceEndpointElement.CreateEndpointAddress (); // it depends on InternalVisibleTo(System.ServiceModel)
 131                         var be = (UdpTransportBindingElement) de.Binding.CreateBindingElements ().First (b => b is UdpTransportBindingElement);
 132                         TransportSettings.ApplyConfiguration (be.TransportSettings);
 133                 }
 134
 135                 protected override void OnApplyConfiguration (ServiceEndpoint endpoint, ServiceEndpointElement serviceEndpointElement)
 136                 {
 137                         if (endpoint == null)
 138                                 throw new ArgumentNullException ("endpoint");
 139                         var de = (DiscoveryEndpoint) endpoint;
 140                         if (!de.DiscoveryVersion.Equals (DiscoveryVersion))
 141                                 throw new ArgumentException ("Argument AnnouncementEndpoint is initialized with different DiscoveryVersion");
 142                         de.MaxResponseDelay = MaxResponseDelay;
 143                         de.Address = serviceEndpointElement.CreateEndpointAddress (); // it depends on InternalVisibleTo(System.ServiceModel)
 144                         var be = (UdpTransportBindingElement) de.Binding.CreateBindingElements ().First (b => b is UdpTransportBindingElement);
 145                         TransportSettings.ApplyConfiguration (be.TransportSettings);
 146                 }
 147
 148                 protected override void OnInitializeAndValidate (ChannelEndpointElement channelEndpointElement)
 149                 {
 150                         // It seems to do nothing.
 151                         base.OnInitializeAndValidate (channelEndpointElement);
 152                 }
 153
 154                 protected override void OnInitializeAndValidate (ServiceEndpointElement channelEndpointElement)
 155                 {
 156                         // It seems to do nothing.
 157                         base.OnInitializeAndValidate (channelEndpointElement);
 158                 }
 159         }
 160 }
 161
 162 #endif