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();
}
public static void Apply(CallerThreadContext callerThreadContext)
{
if (callerThreadContext == null)
{
throw new ArgumentNullException("callerThreadContext");
}
if (callerThreadContext._callContext != null && CallerThreadContext.setLogicalCallContextMethodInfo != null)
{
CallerThreadContext.setLogicalCallContextMethodInfo.Invoke(Thread.CurrentThread, new object[]
{
callerThreadContext._callContext
});
}
if (callerThreadContext._httpContext != null)
{
HttpContext.Current = callerThreadContext._httpContext;
}
}
public static CallerThreadContext Capture(bool captureCallContext, bool captureHttpContext)
{
CallerThreadContext callerThreadContext = new CallerThreadContext();
if (captureCallContext && CallerThreadContext.getLogicalCallContextMethodInfo != null)
{
callerThreadContext._callContext = (LogicalCallContext)CallerThreadContext.getLogicalCallContextMethodInfo.Invoke(Thread.CurrentThread, null);
if (callerThreadContext._callContext != null)
{
callerThreadContext._callContext = (LogicalCallContext)callerThreadContext._callContext.Clone();
}
}
if (captureHttpContext && HttpContext.Current != null)
{
callerThreadContext._httpContext = HttpContext.Current;
}
return(callerThreadContext);
}
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);
}
}
