40 lines
1.5 KiB
C#
40 lines
1.5 KiB
C#
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using System;
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using System.Diagnostics;
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using System.Reflection;
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using System.Collections;
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using System.Workflow.ComponentModel;
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using System.Workflow.Runtime;
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using System.Xml;
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using System.Workflow.Activities.Common;
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namespace System.Workflow.Activities
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{
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internal static class ActivityHelpers
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{
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internal static void InitializeCorrelationTokenCollection(Activity activity, CorrelationToken correlator)
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{
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if (correlator != null && !String.IsNullOrEmpty(correlator.OwnerActivityName))
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{
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string ownerActivityId = correlator.OwnerActivityName;
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Activity owner = activity.GetActivityByName(ownerActivityId);
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if (owner == null)
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owner = System.Workflow.Activities.Common.Helpers.ParseActivityForBind(activity, ownerActivityId);
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if (owner == null)
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throw new ArgumentException("ownerActivity");
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CorrelationTokenCollection collection = owner.GetValue(CorrelationTokenCollection.CorrelationTokenCollectionProperty) as CorrelationTokenCollection;
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if (collection == null)
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{
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collection = new CorrelationTokenCollection();
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owner.SetValue(CorrelationTokenCollection.CorrelationTokenCollectionProperty, collection);
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}
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if (!collection.Contains(correlator.Name))
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{
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collection.Add(correlator);
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}
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}
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}
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}
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}
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