class/System.ServiceModel/System.ServiceModel/OperationContext.cs

   1 //
   2 // OperationContext.cs
   3 //
   4 // Author: Atsushi Enomoto (atsushi@ximian.com)
   5 //
   6 // Copyright (C) 2005,2007 Novell, Inc (http://www.novell.com)
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining
   9 // a copy of this software and associated documentation files (the
  10 // "Software"), to deal in the Software without restriction, including
  11 // without limitation the rights to use, copy, modify, merge, publish,
  12 // distribute, sublicense, and/or sell copies of the Software, and to
  13 // permit persons to whom the Software is furnished to do so, subject to
  14 // the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be
  17 // included in all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26 //
  27 using System;
  28 using System.Collections.Generic;
  29 using System.Collections.ObjectModel;
  30 using System.ServiceModel.Channels;
  31 using System.ServiceModel.Dispatcher;
  32 using System.ServiceModel.Security;
  33 using System.Threading;
  34
  35 namespace System.ServiceModel
  36 {
  37         public sealed class OperationContext : IExtensibleObject<OperationContext>
  38         {
  39                 [ThreadStatic]
  40                 static OperationContext current;
  41
  42                 public static OperationContext Current {
  43                         get { return current; }
  44                         set { current = value; }
  45                 }
  46
  47                 Message incoming_message;
  48 #if !NET_2_1
  49                 EndpointDispatcher dispatcher;
  50 #endif
  51                 IContextChannel channel;
  52                 RequestContext request_ctx;
  53                 ExtensionCollection<OperationContext> extensions;
  54                 MessageHeaders outgoing_headers;
  55                 MessageProperties outgoing_properties;
  56                 InstanceContext instance_context;
  57
  58                 public OperationContext (IContextChannel channel)
  59                         : this (channel, true)
  60                 {
  61                 }
  62
  63                 internal OperationContext (IContextChannel channel, bool isUserContext)
  64                 {
  65                         if (channel == null)
  66                                 throw new ArgumentNullException ("channel");
  67                         this.channel = channel;
  68                         IsUserContext = isUserContext;
  69                 }
  70
  71                 public event EventHandler OperationCompleted;
  72
  73                 public IContextChannel Channel {
  74                         get { return channel; }
  75                 }
  76
  77                 public IExtensionCollection<OperationContext> Extensions {
  78                         get {
  79                                 if (extensions == null)
  80                                         extensions = new ExtensionCollection<OperationContext> (this);
  81                                 return extensions;
  82                         }
  83                 }
  84
  85
  86 #if !NET_2_1
  87                 public EndpointDispatcher EndpointDispatcher {
  88                         get { return dispatcher; }
  89                         set { dispatcher = value; }
  90                 }
  91                 public bool HasSupportingTokens {
  92                         get { return SupportingTokens != null ? SupportingTokens.Count > 0 : false; }
  93                 }
  94
  95                 public ServiceHostBase Host {
  96                         get { return dispatcher != null ? dispatcher.ChannelDispatcher.Host : null; }
  97                 }
  98 #endif
  99
 100                 public MessageHeaders IncomingMessageHeaders {
 101                         get { return incoming_message != null ? incoming_message.Headers : null; }
 102                 }
 103
 104                 public MessageProperties IncomingMessageProperties {
 105                         get { return incoming_message != null ? incoming_message.Properties : null; }
 106                 }
 107
 108                 public MessageVersion IncomingMessageVersion {
 109                         get { return incoming_message != null ? incoming_message.Version : null; }
 110                 }
 111
 112                 [MonoTODO]
 113                 public InstanceContext InstanceContext {
 114                         get {
 115                                 return instance_context;
 116                         }
 117                         internal set {
 118                                 instance_context = value;
 119                         }
 120                 }
 121
 122                 public bool IsUserContext { get; private set; }
 123
 124                 public MessageHeaders OutgoingMessageHeaders {
 125                         get {
 126                                 if (outgoing_headers == null)
 127                                         outgoing_headers = new MessageHeaders (MessageVersion.Default);
 128                                 return outgoing_headers;
 129                         }
 130                 }
 131
 132                 public MessageProperties OutgoingMessageProperties {
 133                         get {
 134                                 if (outgoing_properties == null)
 135                                         outgoing_properties = new MessageProperties ();
 136                                 return outgoing_properties;
 137                         }
 138                 }
 139
 140                 public RequestContext RequestContext {
 141                         get { return request_ctx; }
 142                         set { request_ctx = value; }
 143                 }
 144
 145                 public string SessionId {
 146                         get { return Channel.SessionId; }
 147                 }
 148
 149 #if !NET_2_1
 150                 public ServiceSecurityContext ServiceSecurityContext {
 151                         get { return IncomingMessageProperties != null ? IncomingMessageProperties.Security.ServiceSecurityContext : null; }
 152                 }
 153
 154                 public ICollection<SupportingTokenSpecification> SupportingTokens {
 155                         get { return IncomingMessageProperties != null ? IncomingMessageProperties.Security.IncomingSupportingTokens : null; }
 156                 }
 157
 158                 public T GetCallbackChannel<T> ()
 159                 {
 160                         // It is correct; OperationContext.Channel and OperationContext.GetCallbackChannel<T>() returns the same instance on .NET. (at least as far as I tested.)
 161                         return (T) (object) channel;
 162                 }
 163
 164                 [MonoTODO]
 165                 public void SetTransactionComplete ()
 166                 {
 167                         throw new NotImplementedException ();
 168                 }
 169 #endif
 170
 171                 internal Message IncomingMessage {
 172                         get {
 173                                 return incoming_message;
 174                         }
 175                         set {
 176                                 incoming_message = value;
 177                         }
 178                 }
 179         }
 180 }