public void StartMonitor(string groupKey, List <string> items, string serverID, string host = "127.0.0.1")
{
JsonArray properties = new JsonArray();
OpcDaService server = GetOpcDaService(host, serverID);
if (server == null)
{
return;
}
foreach (string item in items)
{
string md5Str = groupKey + item;
if (server.OpcDaGroupS.ContainsKey(md5Str) == false)
{
OpcDaGroup group = server.Service.AddGroup(md5Str); // maybe cost lot of time
group.IsActive = true;
server.OpcDaGroupS.Add(md5Str, group);
List <OpcDaItemDefinition> itemDefList = new List <OpcDaItemDefinition>();
var def = new OpcDaItemDefinition
{
ItemId = item,
UserData = groupKey,
IsActive = true
};
itemDefList.Add(def);
group.AddItems(itemDefList);
groupKeys.Add(md5Str);
SetGroupFlag(groupKey, 0);
LogHelper.Log("StartMonitoring is groupId " + md5Str + " interval " + "1000 ms", (int)LogHelper.Level.INFO);
setItemsCount(groupKey, group);
group.UpdateRate = TimeSpan.FromMilliseconds(1000); // 1000毫秒触发一次
group.ValuesChanged += MonitorValuesChanged;
if (!groupCollection.ContainsKey(md5Str))
{
GroupEntity groupEntity = new GroupEntity()
{
Host = server.Host,
ProgId = server.ServiceId
};
groupCollection.Add(md5Str, groupEntity);
}
LogHelper.Log("groupKeygroupKeygroupKey: " + groupKey);
// LogHelper.Log("aaaa: " + GetUnits(group), (int)LogHelper.Level.INFO);
}
}
}
