• c#中如何操作消息队列


      “消息”是在两台计算机间传送的数据单位。消息可以非常简单,例如只包含文本字符串;也可以更复杂,可能包含嵌入对象。

      消息被发送到队列中。“消息队列”是在消息的传输过程中保存消息的容器。消息队列管理器在将消息从它的源中继到它的目标时充当中间人。队列的主要目的是提供路由并保证消息的传递;如果发送消息时接收者不可用,消息队列会保留消息,直到可以成功地传递它。

    c#中发往消息队列中发送消息

      public bool SendMessage(string title, string body)
            {
                MessageQueue SmsQueue = new MessageQueue();
                try
                {
                    string mqPath = System.Configuration.ConfigurationSettings.AppSettings["SiteEnvironmentMQPath"];//给基站告警用的(wz的程序)
                    string MQPath = string.Format(@"FormatName:DIRECT=TCP:{0}", mqPath);

                    SmsQueue.MessageReadPropertyFilter.Body = true;
                    SmsQueue.MessageReadPropertyFilter.AppSpecific = true;
                    SmsQueue.MessageReadPropertyFilter.Priority = true;
                    SmsQueue.Formatter = new System.Messaging.XmlMessageFormatter(new Type[] { typeof(string) });
                    SmsQueue.Path = MQPath;
                    Message objMsg = new Message();
                    objMsg.Label = title;
                    objMsg.Body = body;
                    SmsQueue.Send(objMsg);

            return true;
                }
                catch (Exception ex)
                {
                    return false;
                }
                finally
                {
                    SmsQueue.Close();
                }
            }

    c# 从消息队列中取消息

     public string ReceiveMessage(string mqPath)
            {
                string ret = "";
                MessageQueue SmsQueue = new MessageQueue();
                try
                {
                    string MQPath = string.Format(@"FormatName:DIRECT=TCP:{0}", mqPath);
                    //string MQPath = System.Configuration.ConfigurationSettings.AppSettings["MQPath"];
                    SmsQueue.MessageReadPropertyFilter.Body = true;
                    SmsQueue.MessageReadPropertyFilter.AppSpecific = true;
                    SmsQueue.MessageReadPropertyFilter.Priority = true;
                    SmsQueue.Formatter = new System.Messaging.XmlMessageFormatter(new Type[] { typeof(string) });
                    SmsQueue.Path = MQPath;
                    Message objMsg = SmsQueue.Receive();
                    ret = objMsg.Body.ToString();
                }
                catch (Exception ex)
                {
                    //LogClass.WriteLog("错误", DateTime.Now.ToString(), ex.Message, "从消息队列读取告警数据");
                    //System.Threading.Thread.Sleep(Convert.ToInt16(System.Configuration.ConfigurationSettings.AppSettings["sleepTime"]));
                }
                finally
                {
                    SmsQueue.Close();
                }
                return ret;
            }

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  • 原文地址:https://www.cnblogs.com/yinchengliang/p/1688494.html
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