GetParentChain.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / System.Activities / System / Activities / Validation / GetParentChain.cs / 1305376 / GetParentChain.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.Activities.Validation 
{
    using System; 
    using System.Collections.Generic; 
    using System.Runtime;
 
    public sealed class GetParentChain : CodeActivity>
    {
        public GetParentChain()
            : base() 
        {
        } 
 
        public InArgument ValidationContext
        { 
            get;
            set;
        }
 
        protected override IEnumerable Execute(CodeActivityContext context)
        { 
            Fx.Assert(this.ValidationContext != null, "ValidationContext must not be null"); 

            ValidationContext currentContext = this.ValidationContext.Get(context); 
            if (currentContext != null)
            {
                return currentContext.GetParents();
            } 
            else
            { 
                return ActivityValidationServices.EmptyChildren; 
            }
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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