/// <summary>
/// 开启或唤醒一个线程去执行指定的回调方法
/// </summary>
/// <param name="cb">回调函数</param>
/// <param name="arg">回调函数参数对象</param>
public static void QueueUserWorkItem(WaitCallback cb, Object arg)
{
//剔除无效线程,保持一定个数的空闲线程
Monitor.Enter(mythreads);
for (int i = mythreads.Count, len = minWorkerThreads; i < len; i++)
{
mythreads.Add(new myThread());
}
int sum = 0;
for (int i = mythreads.Count - 1; i > -1; i--)
{
myThread td = mythreads[i];
if (td.IsWait)
{
sum++;
}
if (sum <= maxWorkerThreads)
{
continue;
}
if (!td.IsEffect())
{
mythreads.RemoveAt(i);
td.Close();
}
}
myThread[] thds = mythreads.ToArray();
Monitor.PulseAll(mythreads);
Monitor.Exit(mythreads);
//从池内找出空闲线程执行
foreach (myThread thd in thds)
{
if (!thd.IsWait)
{
continue;
}
thd.Start(cb, arg);
return;
}
Monitor.Enter(mythreads);
myThread t = new myThread();
mythreads.Add(t);
Monitor.PulseAll(mythreads);
Monitor.Exit(mythreads);
t.Start(cb, arg);
}
/// <summary>
/// 开启或唤醒一个线程去执行指定的回调方法
/// </summary>
/// <param name="cb">回调函数</param>
/// <param name="arg">回调函数参数对象</param>
public static void QueueUserWorkItem(WaitCallback cb, Object arg)
{
//剔除无效线程,保持一定个数的空闲线程
Monitor.Enter(mythreads);
for (int i = mythreads.Count, len = minWorkerThreads; i < len; i++)
{
mythreads.Add(new myThread());
}
int sum = 0;
for (int i = mythreads.Count - 1; i > -1; i--)
{
myThread td = mythreads[i];
if (td.IsEnd)
{
mythreads.RemoveAt(i);
td.Close();
Debug.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 关闭线程");
myLog.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 关闭线程");
continue;
}
if (td.IsWait)
{
sum++;
}
if (sum <= maxWorkerThreads)
{
continue;
}
if (!td.IsEffect())
{
mythreads.RemoveAt(i);
td.Close();
Debug.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 关闭线程");
myLog.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 关闭线程");
}
}
myThread[] thds = mythreads.ToArray();
Monitor.PulseAll(mythreads);
Monitor.Exit(mythreads);
//从池内找出空闲线程执行
foreach (myThread thd in thds)
{
if (!thd.IsWait)
{
continue;
}
thd.Start(cb, arg);
return;
}
string strsum = Convert.ToString(thds.Length + 1);
Debug.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 新线程: " + strsum);
myLog.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " 新线程: " + strsum);
Monitor.Enter(mythreads);
myThread t = new myThread();
mythreads.Add(t);
Monitor.PulseAll(mythreads);
Monitor.Exit(mythreads);
try
{
t.Start(cb, arg);
}
catch (Exception ex)
{
if (ex is OutOfMemoryException)
{
isResetNeed = true;
}
NameValueCollection attr = new NameValueCollection();
attr["进程数"] = strsum;
ExceptionManager.Publish(ex, attr);
throw ex;
}
}