private List <ITag> ConvertTagData(OPCClientDataChangeEventArgs e)
{
List <ITag> listData = new List <ITag>();
for (int i = 0; i < e.ItemNames.Length; i++)
{
//ITag td = new Tag()
//{
// TagId = e.ItemIds[i],
// Timestamp = e.TimeStamps[i],
// TagName = e.ItemNames[i],
// TagValue = Convert.ToDouble(e.ItemValues[i]),
// TagDesc = ""
//};
//---临时保存，并触发订阅事件---//
ITag tag = Tags.FirstOrDefault(t => t.TagId == e.ItemIds[i]);
if (tag != null)
{
tag.Write(Convert.ToDouble(e.ItemValues[i]));
listData.Add(tag);
}
}
return(listData);
}
private void Client_OPCClientDataChangeEvent(object source, OPCClientDataChangeEventArgs e)
{
if (GlobalConfig.Global.PersistenceType == PersistenceType.Xml)
{
OnServiceLog("OPC读取数据不支持XML方式持久化");
return;
}
if (_config == null)
{
OnServiceLog("配置信息为空");
return;
}
List <ITag> tags = ConvertTagData(e);
//CrossServerCache.TagCache.AddOrUpdateRange(tags);
if (_config.OPCClientPersistence)
{
PersistenceType pt = GlobalConfig.Global.PersistenceType;
if (pt == PersistenceType.CoreRT
//|| pt == PersistenceType.Golden
|| pt == PersistenceType.eDNA)
{
#region 写入实时数据库
IDbContext rdb = null;
try
{
rdb = DbContextPool.Pop();
if (rdb != null)
{
string tableName = "SSIOOpc";
rdb.WriteTags(tableName, e.TimeStamps, e.ItemNames, e.ItemValues);
}
}
catch (Exception ex)
{
OnServiceLog(ex.Message);
}
finally
{
if (rdb != null)
{
DbContextPool.Push(rdb);
}
}
OnServiceLog("OPC Client>>写入实时数据库操作完成。共:" + e.NumItems.ToString() + " 数据点。");
#endregion
}
else if (pt == PersistenceType.MySql ||
pt == PersistenceType.Oracle ||
pt == PersistenceType.SqlServer ||
pt == PersistenceType.Sqlite)
{
#region 写到关系数据库
if (_persistence == null)
{
_persistence = DataPersistenceFactory.CreateDataPersistence(pt);
}
((BaseSqlPersistence)_persistence).PersistenceData("", tags);
OnServiceLog("OPC Client>>写入关系数据库操作完成。共:" + e.NumItems.ToString() + " 数据点。");
#endregion
}
}
else
{
string context = "OPC Client>>";
for (int i = 0; i < e.NumItems; i++)
{
context += String.Format("序号:{0},时间:{1},标签:{2},值:{3};", i.ToString(), e.TimeStamps[i].ToString("yyyy-MM-dd HH:mm:ss"), e.ItemNames[i], e.ItemValues[i].ToString());
}
OnServiceLog(context);
}
}
