public WorkItem(IWorkItemsGroup workItemsGroup, WorkItemInfo workItemInfo, WorkItemCallback callback, object state)
{
this._workItemsGroup = workItemsGroup;
this._workItemInfo = workItemInfo;
if (this._workItemInfo.UseCallerCallContext || this._workItemInfo.UseCallerHttpContext)
{
this._callerContext = CallerThreadContext.Capture(this._workItemInfo.UseCallerCallContext, this._workItemInfo.UseCallerHttpContext);
}
this._callback = callback;
this._state = state;
this._workItemResult = new WorkItem.WorkItemResult(this);
this.Initialize();
}
private void ExecuteWorkItem()
{
CallerThreadContext callerThreadContext = null;
if (this._callerContext != null)
{
callerThreadContext = CallerThreadContext.Capture(this._callerContext.CapturedCallContext, this._callerContext.CapturedHttpContext);
CallerThreadContext.Apply(this._callerContext);
}
Exception exception = null;
object result = null;
try
{
try
{
result = this._callback(this._state);
}
catch (Exception ex)
{
exception = ex;
}
if (Interlocked.CompareExchange <Thread>(ref this._executingThread, null, this._executingThread) == null)
{
Thread.Sleep(60000);
}
}
catch (ThreadAbortException)
{
if (!SmartThreadPool.CurrentThreadEntry.AssociatedSmartThreadPool.IsShuttingdown)
{
Thread.ResetAbort();
}
}
if (this._callerContext != null)
{
CallerThreadContext.Apply(callerThreadContext);
}
if (!SmartThreadPool.IsWorkItemCanceled)
{
this.SetResult(result, exception);
}
}