/// <summary>
/// 注册 单 MQ 处理
/// </summary>
/// <param name="config"></param>
/// <param name="singleProcessFunc">消息处理动作</param>
public static void RegisterSingleMqProcess(MsmqProcessConfig config, Action <string> singleProcessFunc)
{
ThrowHelper.ThrowIfNull(singleProcessFunc, "singleProcessFunc");
ThrowHelper.ThrowIfNull(config, "config");
ThrowHelper.ThrowIfNull(config.Name, "config.Name");
ThrowHelper.ThrowIfNull(config.ReceiveMQPath, "config.ReceiveMQPath");
ThrowHelper.ThrowIfNull(config.SendMQPath, "config.SendMQPath");
var tag = config.Name;
var mqFailScanInterval = config.MQFailScanInterval;
if (mqFailScanInterval <= 0)
{
mqFailScanInterval = 10;
}
Logger.InfoFormat("...加载[{0} MQ 处理]配置...", tag);
config.IsMQProcessStop = false;
var mqPath = config.ReceiveMQPath;
var mqProcessThread = new Thread(delegate()
{
#region 访问MQ
while (true)
{
if (config.IsMQProcessStop)
{
break;
}
try
{
if (!string.IsNullOrEmpty(mqPath))
{
//if (MessageQueue.Exists(mqPath))
//{
using (var mq = new MessageQueue(mqPath))
{
mq.Formatter = new ActiveXMessageFormatter();
Logger.InfoFormat("处理 [{0} MQ] 正常工作", tag);
#region 处理MQ
//循环调用取出MQ消息
while (true)
{
if (config.IsMQProcessStop)
{
break;
}
try
{
#region 单条模式
var msg = mq.Receive(); //接受消息
if (msg != null)
{
var msgBody = msg.Body as string;
if (msgBody != null) //处理订阅消息
{
singleProcessFunc(msgBody);
}
else
{
Logger.ErrorFormat(
"处理 [{0} MQ] Message 返回消息为 NULL,MSG:{1}",
tag, msg);
}
}
#endregion
}
catch (MessageQueueException ex)
{
if (ex.MessageQueueErrorCode ==
MessageQueueErrorCode.IOTimeout &&
!config.IsMQProcessStop)
{
ex = null;
Thread.Sleep(TimeSpan.FromSeconds(100));
//如果获取队列超时, 停顿10秒继续获取队列
}
else
{
Logger.ErrorFormat(
"处理 [{0} MQ][Receive Message]发生MessageQueueException异常,Ex:{1}",
tag, ex);
break; //如果抛出MessageQueueException异常, 停止监听
}
}
catch (OutOfMemoryException ex)
{
//TODO 补发机制
Logger.ErrorFormat(
"处理 [{0} MQ] Message 发生OutOfMemoryException异常,Ex:{1}",
tag, ex);
Thread.Sleep(50);
}
catch (Exception ex)
{
//TODO 补发机制
Logger.ErrorFormat(
"处理 [{0} MQ] Message 发生异常,Ex:{1}", tag, ex);
}
Thread.Sleep(0);
}
#endregion
}
//}
//else
//Logger.ErrorFormat("AppConfig [{0} MQ 地址] 无法访问...");
}
else
{
Logger.InfoFormat("AppConfig [{0} MQ 地址] 必须配置...", tag);
}
}
catch (Exception ex)
{
Logger.InfoFormat("处理 [{0} MQ] 发生异常(MessageQueue),Ex:{1}", tag,
ex);
}
//间隔一段时间(默认10秒钟)重启MQ
Thread.Sleep(mqFailScanInterval * 1000);
}
#endregion
});
mqProcessThread.IsBackground = false; //前台线程, 处理完已有数据才能结束
mqProcessThread.Start();
Logger.InfoFormat("...加载[{0} MQ 处理]完成...", tag);
}
/// <summary>
/// 单 MQ 处理
/// </summary>
/// <param name="config"></param>
public static void RegisterSingleMqProcess <TMsmqHandlerContract, TMsmqHandlerImpl>(MsmqProcessConfig config)
where TMsmqHandlerImpl : class, TMsmqHandlerContract, new()
{
ThrowHelper.ThrowIfNull(config, "config");
var msmqBindObject = MsmqBindUtils.Register <TMsmqHandlerContract, TMsmqHandlerImpl>();
RegisterSingleMqProcess(config, msg => { msmqBindObject.Execute(msg); });
}