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//-----------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
namespace System.Activities.DynamicUpdate
{
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Runtime.Serialization;
using System.Text;
using System.Security;
using System.Runtime;
[Serializable]
public class InstanceUpdateException : Exception
{
private ReadOnlyCollection<ActivityBlockingUpdate> blockingActivities;
public InstanceUpdateException()
: base()
{
}
public InstanceUpdateException(string message)
: base(message)
{
}
public InstanceUpdateException(string message, Exception innerException)
: base(message, innerException)
{
}
public InstanceUpdateException(IList<ActivityBlockingUpdate> blockingActivities)
: this(BuildMessage(blockingActivities), blockingActivities)
{
}
public InstanceUpdateException(string message, IList<ActivityBlockingUpdate> blockingActivities)
: base(message)
{
if (blockingActivities != null)
{
this.blockingActivities = new ReadOnlyCollection<ActivityBlockingUpdate>(blockingActivities);
}
}
public InstanceUpdateException(string message, IList<ActivityBlockingUpdate> blockingActivities, Exception innerException)
: base(message, innerException)
{
if (blockingActivities != null)
{
this.blockingActivities = new ReadOnlyCollection<ActivityBlockingUpdate>(blockingActivities);
}
}
protected InstanceUpdateException(SerializationInfo info, StreamingContext context)
: base(info, context)
{
this.blockingActivities = (ReadOnlyCollection<ActivityBlockingUpdate>)info.GetValue(
"blockingActivities", typeof(ReadOnlyCollection<ActivityBlockingUpdate>));
}
public IList<ActivityBlockingUpdate> BlockingActivities
{
get
{
if (this.blockingActivities == null)
{
this.blockingActivities = new ReadOnlyCollection<ActivityBlockingUpdate>(new ActivityBlockingUpdate[0]);
}
return this.blockingActivities;
}
}
[Fx.Tag.SecurityNote(Critical = "Critical because we are overriding a critical method in the base class.")]
[SecurityCritical]
public override void GetObjectData(SerializationInfo info, StreamingContext context)
{
base.GetObjectData(info, context);
info.AddValue("blockingActivities", this.blockingActivities);
}
private static string BuildMessage(IList<ActivityBlockingUpdate> blockingActivities)
{
if (blockingActivities != null && blockingActivities.Count > 0)
{
StringBuilder errorMsgs = new StringBuilder();
for (int i = 0; i < blockingActivities.Count - 1; i++)
{
errorMsgs.AppendLine(GetMessage(blockingActivities[i]));
}
errorMsgs.Append(GetMessage(blockingActivities[blockingActivities.Count - 1]));
return errorMsgs.ToString();
}
return null;
}
private static string GetMessage(ActivityBlockingUpdate blockingActivity)
{
object activity = (object)blockingActivity.Activity ?? blockingActivity.UpdatedActivityId;
if (activity != null)
{
return SR.ActivityBlockingUpdate(activity, blockingActivity.Reason);
}
else
{
return blockingActivity.Reason;
}
}
}
}
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