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
  33 namespace System.ServiceModel.Discovery.Configuration
  34 {
  35         public class UdpDiscoveryEndpointElement : DiscoveryEndpointElement
  36         {
  37                 static ConfigurationPropertyCollection properties;
  38                 static ConfigurationProperty discovery_mode, max_response_delay, multicast_address, transport_settings;
  39
  40                 static UdpDiscoveryEndpointElement ()
  41                 {
  42                         discovery_mode = new ConfigurationProperty ("discoveryMode", typeof (ServiceDiscoveryMode), ServiceDiscoveryMode.Adhoc, null, null, ConfigurationPropertyOptions.None);
  43                         max_response_delay = new ConfigurationProperty ("maxResponseDelay", typeof (TimeSpan), "00:00:00.500", new TimeSpanConverter (), null, ConfigurationPropertyOptions.None);
  44                         multicast_address = new ConfigurationProperty ("multicastAddress", typeof (Uri), "soap.udp://239.255.255.250:3702", new UriTypeConverter (), null, ConfigurationPropertyOptions.None);
  45                         transport_settings = new ConfigurationProperty ("transportSettings", typeof (UdpTransportSettingsElement), null, null, null, ConfigurationPropertyOptions.None);
  46                         properties = new ConfigurationPropertyCollection ();
  47                         properties.Add (discovery_mode);
  48                         properties.Add (max_response_delay);
  49                         properties.Add (multicast_address);
  50                         properties.Add (transport_settings);
  51                 }
  52
  53                 public UdpDiscoveryEndpointElement ()
  54                 {
  55                 }
  56
  57                 [ConfigurationProperty ("discoveryMode", DefaultValue = ServiceDiscoveryMode.Adhoc)]
  58                 public new ServiceDiscoveryMode DiscoveryMode {
  59                         get { return (ServiceDiscoveryMode) base [discovery_mode]; }
  60                         set { base [discovery_mode] = value; }
  61                 }
  62
  63                 protected override Type EndpointType {
  64                         get { return typeof (UdpDiscoveryEndpoint); }
  65                 }
  66
  67                 [TypeConverter (typeof (TimeSpanConverter))]
  68                 [ConfigurationProperty ("maxResponseDelay", DefaultValue = "00:00:00.500")]
  69                 public new TimeSpan MaxResponseDelay {
  70                         get { return (TimeSpan) base [max_response_delay]; }
  71                         set { base [max_response_delay] = value; }
  72                 }
  73
  74                 [ConfigurationProperty ("multicastAddress", DefaultValue = "soap.udp://239.255.255.250:3702")]
  75                 public Uri MulticastAddress {
  76                         get { return (Uri) base [multicast_address]; }
  77                         set { base [multicast_address] = value; }
  78                 }
  79
  80                 [ConfigurationProperty ("transportSettings")]
  81                 public UdpTransportSettingsElement TransportSettings {
  82                         get { return (UdpTransportSettingsElement) base [transport_settings]; }
  83                 }
  84
  85                 protected override ConfigurationPropertyCollection Properties {
  86                         get { return properties; }
  87                 }
  88
  89                 protected override ServiceEndpoint CreateServiceEndpoint (ContractDescription contractDescription)
  90                 {
  91                         if (contractDescription == null)
  92                                 throw new ArgumentNullException ("contractDescription");
  93                         DiscoveryVersion ver = null;
  94                         switch (contractDescription.ContractType.Namespace) {
  95                         case DiscoveryVersion.Namespace11:
  96                                 ver = DiscoveryVersion.WSDiscovery11;
  97                                 break;
  98                         case DiscoveryVersion.NamespaceApril2005:
  99                                 ver = DiscoveryVersion.WSDiscoveryApril2005;
 100                                 break;
 101                         case DiscoveryVersion.NamespaceCD1:
 102                                 ver = DiscoveryVersion.WSDiscoveryCD1;
 103                                 break;
 104                         }
 105                         var ret = new UdpDiscoveryEndpoint (ver, MulticastAddress);
 106                         ret.MaxResponseDelay = MaxResponseDelay;
 107                         TransportSettings.ApplyConfiguration (ret.TransportSettings);
 108                         return ret;
 109                 }
 110
 111                 protected override void InitializeFrom (ServiceEndpoint endpoint)
 112                 {
 113                         if (endpoint == null)
 114                                 throw new ArgumentNullException ("endpoint");
 115                         var e = (UdpDiscoveryEndpoint) endpoint;
 116                         MaxResponseDelay = e.MaxResponseDelay;
 117                         MulticastAddress = e.MulticastAddress;
 118                         TransportSettings.InitializeFrom (e.TransportSettings);
 119                 }
 120
 121                 protected override void OnApplyConfiguration (ServiceEndpoint endpoint, ChannelEndpointElement serviceEndpointElement)
 122                 {
 123                         if (endpoint == null)
 124                                 throw new ArgumentNullException ("endpoint");
 125                         var de = (DiscoveryEndpoint) endpoint;
 126                         if (!de.DiscoveryVersion.Equals (DiscoveryVersion))
 127                                 throw new ArgumentException ("Argument AnnouncementEndpoint is initialized with different DiscoveryVersion");
 128                         de.MaxResponseDelay = MaxResponseDelay;
 129                         de.Address = serviceEndpointElement.CreateEndpointAddress (); // it depends on InternalVisibleTo(System.ServiceModel)
 130                         var be = (UdpTransportBindingElement) de.Binding.CreateBindingElements ().First (b => b is UdpTransportBindingElement);
 131                         TransportSettings.ApplyConfiguration (be.TransportSettings);
 132                 }
 133
 134                 protected override void OnApplyConfiguration (ServiceEndpoint endpoint, ServiceEndpointElement serviceEndpointElement)
 135                 {
 136                         if (endpoint == null)
 137                                 throw new ArgumentNullException ("endpoint");
 138                         var de = (DiscoveryEndpoint) endpoint;
 139                         if (!de.DiscoveryVersion.Equals (DiscoveryVersion))
 140                                 throw new ArgumentException ("Argument AnnouncementEndpoint is initialized with different DiscoveryVersion");
 141                         de.MaxResponseDelay = MaxResponseDelay;
 142                         de.Address = serviceEndpointElement.CreateEndpointAddress (); // it depends on InternalVisibleTo(System.ServiceModel)
 143                         var be = (UdpTransportBindingElement) de.Binding.CreateBindingElements ().First (b => b is UdpTransportBindingElement);
 144                         TransportSettings.ApplyConfiguration (be.TransportSettings);
 145                 }
 146
 147                 protected override void OnInitializeAndValidate (ChannelEndpointElement channelEndpointElement)
 148                 {
 149                         // It seems to do nothing.
 150                         base.OnInitializeAndValidate (channelEndpointElement);
 151                 }
 152
 153                 protected override void OnInitializeAndValidate (ServiceEndpointElement channelEndpointElement)
 154                 {
 155                         // It seems to do nothing.
 156                         base.OnInitializeAndValidate (channelEndpointElement);
 157                 }
 158         }
 159 }
 160
 161 #endif