mcs/class/System.ServiceModel/System.ServiceModel.Description/CustomPolicyConversionContext.cs

   1 //
   2 // CustomPolicyConversionContext.cs
   3 //
   4 // Author:
   5 //       Martin Baulig <martin.baulig@xamarin.com>
   6 //
   7 // Copyright (c) 2012 Xamarin Inc. (http://www.xamarin.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining a copy
  10 // of this software and associated documentation files (the "Software"), to deal
  11 // in the Software without restriction, including without limitation the rights
  12 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13 // copies of the Software, and to permit persons to whom the Software is
  14 // furnished to do so, subject to the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be included in
  17 // all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  25 // THE SOFTWARE.
  26
  27 using System;
  28 using System.Xml;
  29 using System.ServiceModel.Channels;
  30 using WS = System.Web.Services.Description;
  31
  32 namespace System.ServiceModel.Description {
  33
  34         internal class CustomPolicyConversionContext : PolicyConversionContext {
  35                 WS.Binding binding;
  36                 PolicyAssertionCollection assertions;
  37                 BindingElementCollection binding_elements;
  38
  39                 internal WS.Binding WsdlBinding {
  40                         get { return binding; }
  41                 }
  42
  43                 #region implemented abstract members of PolicyConversionContext
  44
  45                 public override PolicyAssertionCollection GetBindingAssertions ()
  46                 {
  47                         return assertions;
  48                 }
  49
  50                 public override PolicyAssertionCollection GetFaultBindingAssertions (FaultDescription fault)
  51                 {
  52                         throw new NotImplementedException ();
  53                 }
  54
  55                 public override PolicyAssertionCollection GetMessageBindingAssertions (MessageDescription message)
  56                 {
  57                         throw new NotImplementedException ();
  58                 }
  59
  60                 public override PolicyAssertionCollection GetOperationBindingAssertions (OperationDescription operation)
  61                 {
  62                         throw new NotImplementedException ();
  63                 }
  64
  65                 public override BindingElementCollection BindingElements {
  66                         get {
  67                                 return binding_elements;
  68                         }
  69                 }
  70
  71                 #endregion
  72
  73                 public CustomPolicyConversionContext (WS.Binding binding, ServiceEndpoint endpoint)
  74                         : base (endpoint)
  75                 {
  76                         this.binding = binding;
  77                         assertions = new PolicyAssertionCollection ();
  78                         binding_elements = ((CustomBinding)endpoint.Binding).Elements;
  79                 }
  80
  81                 public void AddPolicyAssertion (XmlElement element)
  82                 {
  83                         /*
  84                          * http://www.w3.org/Submission/WS-Policy/#Policy_Assertion:
  85                          *
  86                          * <wsp:Policy … >
  87                          *   <wsp:ExactlyOne>
  88                          *     ( <wsp:All> ( <Assertion …> … </Assertion> )* </wsp:All> )*
  89                          *   </wsp:ExactlyOne>
  90                          * </wsp:Policy>
  91                          *
  92                          */
  93
  94                         var exactlyOne = element.FirstChild as XmlElement;
  95                         if (exactlyOne == null) {
  96                                 // OOPS
  97                                 return;
  98                         }
  99
 100                         if (!exactlyOne.NamespaceURI.Equals (Constants.WspNamespace) ||
 101                                 !exactlyOne.LocalName.Equals ("ExactlyOne")) {
 102                                 // FIXME: What to do with this ... ?
 103                                 return;
 104                         }
 105
 106                         foreach (var node in exactlyOne.ChildNodes) {
 107                                 var child = node as XmlElement;
 108                                 if (child == null)
 109                                         continue;
 110
 111                                 if (!child.NamespaceURI.Equals (Constants.WspNamespace) ||
 112                                     !child.LocalName.Equals ("All")) {
 113                                         // FIXME: Can assertions go here ... ?
 114                                         continue;
 115                                 }
 116
 117                                 foreach (var node2 in child.ChildNodes) {
 118                                         var assertion = node2 as XmlElement;
 119                                         if (assertion == null)
 120                                                 continue;
 121
 122                                         assertions.Add (assertion);
 123                                 }
 124                         }
 125                 }
 126         }
 127 }
 128