public bool Start()
{
try
{
bool bRet = InitOPCService();
if (!bRet)
{
return(false);
}
if (null == opcSerNodes || null == allOPCItemNodes)
{
NLogHelper.DefalutError("OPCBUSService.Start error,未配置opc服务");
return(false);
}
opcSer.Connect(host, guid);
syncIOGroup = new SyncIOGroup(opcSer);
refreshEventHandler = new RefreshEventHandler(RefreshEvent);
refreshGroup = new RefreshGroup(opcSer, 10, refreshEventHandler);
foreach (DriveNodeEntity item in allOPCItemNodes)
{
int iRet = refreshGroup.Add(item.nodeName);
if (HRESULTS.Succeeded(iRet))
{
Console.WriteLine(" true " + iRet);
}
}
return(true);
}
catch (Exception ex)
{
NLogHelper.ExceptionInfo(ex, "Start StartOPCService exception: {0}", ex.Message);
return(false);
}
}
/// <summary>
/// 启动函数
/// </summary>
/// <returns></returns>
public IResult init()
{
OPCItemState rslt;
OPCDATASOURCE dsrc = OPCDATASOURCE.OPC_DS_DEVICE;
ILE.LEResult res = new LEResult();
///将所有数据点放进RefreshGroup容器
foreach (ILE.IDataPoint po in this.ItemPoints)
{
if (po.business_code == "01" | po.business_code == "02") //如果是采集完成数与异常数，要把初始值拿到用于扣减
{
int j = mySyncIOGroup.Read(dsrc, po.Item_name, out rslt);
po.InitVal = rslt.DataValue.ToString();
}
int i = myRefreshGroup.Add(po.Item_name);
if (!HRESULTS.Succeeded(i))
{
res.Result = false;
res.ExtMessage = "新增监测点失败";
this.server.Disconnect();
this.server = null;
return(res);
}
}
//Action action = new Action(Monitor);
//action.BeginInvoke(null, null);
thread.Start();
res.Result = true;
return(res);
}
/// <summary>
/// 添加状态点到ItemPoints
/// </summary>
/// <param name="point"></param>
public IResult AddItem(ILE.IDataPoint point)
{
//此处把配置文件中的数据点名拆出来，放进模型
string[] pms = point.parameter.Split(',');
point.Item_name = pms[2];
ILE.LEResult res = new LEResult();
try
{
HaiGrang.Package.OpcNetApiChs.DaNet.RefreshEventHandler reh = new HaiGrang.Package.OpcNetApiChs.DaNet.RefreshEventHandler(this.DataChangeHandler);
myRefreshGroup = new RefreshGroup(server, 500, reh);
mySyncIOGroup = new SyncIOGroup(this.server);
int i = myRefreshGroup.Add(point.Item_name);
if (!HRESULTS.Succeeded(i))
{
res.Result = false;
res.ExtMessage = "新增监测点[" + point.dataPoint_name + "]失败";
this.server.Disconnect();
this.server = null;
return(res);
}
myRefreshGroup.Remove(point.Item_name); //如果成功添加了，说明数据点可用，此时要拿出来，不能直接启动数据点。
this.ItemPoints.Add(point);
res.Result = true;
}
catch (Exception exc)
{
res.Result = false;
res.ExtMessage = "新增监测点失败";
}
return(res);
}
/// <summary>
/// Add given item to OPC items group
/// </summary>
/// <param name="itemName"></param>
private void AddItemToGroup(string itemName)
{
try
{
int rtc;
rtc = AsyncRefrGroup.Add(itemName);
if (HRESULTS.Failed(rtc))
{
DBLogging.InsertLogs("Exception: AddItemToGroup", false, "ReadWriteGroup.GetErrorString(rtc) " + itemName, _connStr);
}
}
catch (Exception ex)
{
DBLogging.InsertLogs("Exception: AddItemToGroup", false, "ReadWriteGroup.GetErrorString(rtc) " + ex.Message, _connStr);
}
}