//LeaderThread取工作->指派新的Leader->開始工作->回到idleQueue
private int LeaderWork(object ThisThreadItem)
{
if (Controller.IsRunning && ((ThreadItem)ThisThreadItem).IsRunning)
{
//從WorkQueue取工作
WorkItem Work;
if (WorkQueue.Count != 0)
{
lock (WorkQueueLock)
Work = WorkQueue.Dequeue();
}
else
{
return(0);
}
//從IdleThread Queue指派Thread成為新領導，沒有Thread就新增Thread或設為null
lock (Controller.ThreadVariableChangeLock)
if (IdleThreadQueue.Count != 0)
{
LeaderThread = IdleThreadQueue.Dequeue();
Debug.WriteLine("指派Thread[{0}]為新領導", LeaderThread._Thread.ManagedThreadId);
LeaderThread._AutoResetEvent.Set();
}
else
{
LeaderThread = Controller.CreateThread(new ParameterizedThreadStart(ThreadWork));
#if (LeaderThread != null)
Debug.WriteLine("Thread[{0}] is Leader Create Done", LeaderThread._Thread.ManagedThreadId);
#else
Debug.WriteLine("沒有閒置的Thread");
#endif
}
//做從WorkQueue取出的工作
//如果工作的程式碼有Thread.CurrentThread.Abort，會把被Abort的Thread重置
try
{
switch (Work.GroupName)
{
case FunctionGroupName.TestFunctionGroup:
TestWork.TestFunctionGroup(Work);
break;
case FunctionGroupName.FeaturesFunctionGroup:
TestWork.FeaturesFunctionGroup(Work);
break;
}
}
catch
{
if (Thread.CurrentThread.ThreadState == ThreadState.AbortRequested || Thread.CurrentThread.ThreadState.ToString() == "Background, AbortRequested")
{
Debug.WriteLine("Thread[{0}] 被Abort，重置Thread[{0}]", Thread.CurrentThread.ManagedThreadId);
Thread.ResetAbort();
}
}
//工作做完如果沒有LeaderThread會自動成為Leader，不然加入IdleThread Queue，
lock (Controller.ThreadVariableChangeLock)
if (LeaderThread == null)
{
Debug.WriteLine("Thread[{0}] 成為新領導", Thread.CurrentThread.ManagedThreadId);
LeaderThread = ((ThreadItem)ThisThreadItem);
}
else
{
Debug.WriteLine("Thread[{0}] 進入閒置佇列", Thread.CurrentThread.ManagedThreadId);
IdleThreadQueue.Enqueue((ThreadItem)ThisThreadItem);
}
}
return(0);
}
