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// Copyright (c) Microsoft Corp., 2004. All rights reserved.
#region Using directives
using System;
using System.Workflow.Runtime;
using System.Collections.Generic;
using System.Workflow.ComponentModel;
using System.Workflow.ComponentModel.Design;
#endregion
namespace System.Workflow.Runtime.DebugEngine
{
//
// IMPORTANT: Do not edit this file without consulting Break Safe Synchronization.doc!
//
#region interface IInstanceTable
[Obsolete("The System.Workflow.* types are deprecated. Instead, please use the new types from System.Activities.*")]
public interface IInstanceTable
{
Activity GetActivity(string instanceId, string activityName);
}
#endregion
#region Class InstanceData
internal sealed class InstanceData : ICloneable
{
Activity rootActivity;
public Activity RootActivity
{
get
{
return this.rootActivity;
}
set
{
this.rootActivity = value;
}
}
public InstanceData(Activity rootActivity)
{
this.rootActivity = rootActivity;
}
object ICloneable.Clone()
{
InstanceData instanceData = new InstanceData(this.rootActivity);
return instanceData;
}
}
internal sealed class InstanceMap : Dictionary<Guid, InstanceData>, ICloneable
{
object ICloneable.Clone()
{
InstanceMap data = new InstanceMap();
foreach (Guid instsanceId in Keys)
data.Add(instsanceId, (InstanceData)(((ICloneable)(this[instsanceId])).Clone()));
return data;
}
}
#endregion
#region Class InstanceTable
internal sealed class InstanceTable : BreakSafeBase<InstanceMap>, IInstanceTable
{
public InstanceTable(int controllerManagedThreadId)
: base(controllerManagedThreadId)
{ }
// Controller invoked.
public void AddInstance(Guid instanceId, Activity rootActivity)
{
try
{
Lock();
InstanceMap instanceMap = GetWriterData();
instanceMap[instanceId] = new InstanceData(rootActivity);
SaveData(instanceMap);
}
finally
{
Unlock();
}
}
// Controller invoked.
public void RemoveInstance(Guid instanceId)
{
try
{
Lock();
InstanceMap instanceMap = GetWriterData();
instanceMap.Remove(instanceId);
SaveData(instanceMap);
}
finally
{
Unlock();
}
}
// Controller invoked during Dynamic Update notification subscription changes.
public Activity GetRootActivity(Guid instanceId)
{
try
{
Lock();
return GetReaderData()[instanceId].RootActivity;
}
finally
{
Unlock();
}
}
// Controller invoked during Dynamic Update notification subscription changes.
public void UpdateRootActivity(Guid instanceId, Activity rootActivity)
{
try
{
Lock();
InstanceMap instanceMap = GetWriterData();
instanceMap[instanceId].RootActivity = rootActivity;
SaveData(instanceMap);
}
finally
{
Unlock();
}
}
// DE invoked for watches through expression evaluation.
Activity IInstanceTable.GetActivity(string instanceId, string activityQualifiedName)
{
try
{
Lock();
Activity rootActivity = GetReaderData()[new Guid(instanceId)].RootActivity;
return DebuggerHelpers.ParseActivity(rootActivity, activityQualifiedName);
}
finally
{
Unlock();
}
}
}
#endregion
}
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