private void btnGenerateSysEvent_Click(object sender, EventArgs e)
{
try
{
// 模拟产生一个系统日志；系统将显示此日志并进行持久化。
var log = new SysEventLog(EventType.CommRecovery, EventLevel.First, "节点 A 与节点 B 通信恢复。");
GlobalMessageBus.PublishNewSystemEventGenerated(new NewSystemEventArgs(log));
// 模拟产生一个系统日志；系统将显示此日志并进行持久化。
log = new SysEventLog(EventType.CommInterruption, EventLevel.Third, "节点 A 与节点 B 通信中断。");
GlobalMessageBus.PublishNewSystemEventGenerated(new NewSystemEventArgs(log));
// 模拟产生一个通信中断消息；系统将显示此消息并自动产生一个系统日志；然后持久化。
var args = new CommStateChangedEventArgs(false, NodeType.Node1, 16, NodeType.Node2, 18);
GlobalMessageBus.PublishCommStateChanged(args);
// 查询
log = GlobalServices.Repository.Where <SysEventLog>(p => p.Code == log.Code).FirstOrDefault();
LogUtility.Info("{0}", log);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void OnCommStateChanged(object sender, CommStateChangedEventArgs args)
{
try
{
var remoteNode = GlobalServices.Repository.Where <SystemNode>(p => p.Code == args.RemoteNodeCode).FirstOrDefault();
// 产生事件。
var eventLog = new SysEventLog();
eventLog.TypeCode = args.CommState.GetValueOrDefault() ? EventType.CommRecovery : EventType.CommInterruption;
eventLog.Level = GlobalServices.SEM.GetEventLevel(eventLog.TypeCode);
var nodeName = remoteNode == null?string.Format("{0}", args.RemoteNodeCode) : string.Format("{0}_{1}", args.RemoteNodeCode, remoteNode.Name);
if (args.CommState.GetValueOrDefault())
{
eventLog.Description = string.Format("本节点与远程节点（{0}）通信恢复。", nodeName);
}
else
{
eventLog.Description = string.Format("本节点与远程节点（{0}）通信中断。", nodeName);
}
// 发布事件
GlobalMessageBus.PublishNewSystemEventGenerated(new NewSystemEventArgs(eventLog));
}
catch (System.Exception ex)
{
LogUtility.Error(ex);
}
}
private void CommStateChecker_DataValidityChanged(object sender, DataValidityChangedEventArgs <string> e)
{
try
{
if (this.PublishCommStateChanged)
{
var tmpData = e.Data.ToUInt32Array(10);
var localCode = tmpData[0];
var remoteCode = tmpData[1];
var remoteType = this.GetRemoteType(remoteCode);
var args = new CommStateChangedEventArgs(e.Avaliable, this.LocalType, localCode, remoteType, remoteCode);
GlobalMessageBus.PublishCommStateChanged(args);
if (this.CommStateChanged != null)
{
this.CommStateChanged(this, args);
}
}
}
catch (Exception /*ex*/)
{
}
}
/// <summary>
/// 发布通信状态变化消息
/// </summary>
public static IMessageResponse PublishCommStateChanged(CommStateChangedEventArgs args, object sender = null)
{
return(CommStateChangedMessagBus.Publish(NodeConnectionChanged,
args, sender, false));
}
