2 // System.Runtime.Remoting.Contexts.ContextAttribute..cs
5 // Miguel de Icaza (miguel@ximian.com)
7 // (C) Ximian, Inc. http://www.ximian.com
11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
13 // Permission is hereby granted, free of charge, to any person obtaining
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18 // permit persons to whom the Software is furnished to do so, subject to
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33 using System.Runtime.Remoting.Activation;
34 using System.Collections;
36 namespace System.Runtime.Remoting.Contexts {
38 [AttributeUsage (AttributeTargets.Class)]
40 public class ContextAttribute : Attribute, IContextAttribute, IContextProperty {
41 protected string AttributeName;
43 public ContextAttribute (string name)
48 public virtual string Name {
54 public override bool Equals (object o)
59 if (!(o is ContextAttribute))
62 ContextAttribute ca = (ContextAttribute) o;
64 if (ca.AttributeName != AttributeName)
70 public virtual void Freeze (Context ctx)
74 public override int GetHashCode ()
76 if (AttributeName == null)
79 return AttributeName.GetHashCode ();
83 /// Adds the current context property to the IConstructionCallMessage
85 public virtual void GetPropertiesForNewContext (IConstructionCallMessage msg)
88 throw new ArgumentNullException ("IConstructionCallMessage");
90 IList list = msg.ContextProperties;
96 // True whether the context arguments satisfies the requirements
97 // of the current context.
99 public virtual bool IsContextOK (Context ctx, IConstructionCallMessage msg)
102 throw new ArgumentNullException ("IConstructionCallMessage");
104 throw new ArgumentNullException ("Context");
106 if (!msg.ActivationType.IsContextful)
109 IContextProperty p = ctx.GetProperty (AttributeName);
119 public virtual bool IsNewContextOK (Context ctx)