.NET TPL lambda和闭包-此代码将起作用

/// <summary>Fetches a thread along with its posts.  Increments the thread viewed counter.</summary>
public Thread ViewThread(int threadId)
{
   // Get the thread along with the posts
   Thread thread = this.Context.Threads.Include(t => t.Posts)
       .FirstOrDefault(t => t.ThreadID == threadId);

   // Increment viewed counter
   thread.NumViews++;
   Task.Factory.StartNew(() =>
   {
       try {
           this.Context.SaveChanges();
       }
       catch (Exception ex) {
           this.Logger.Error(\"Error viewing thread \" + thread.Title, ex);
       }

       this.Logger.DebugFormat(@\"Thread \"\"{0}\"\" viewed and incremented.\", thread.Title);
   });

   return thread;
}

using (var bl = new ThreadBL()) {
            t = bl.ViewThread(threadId);
        }