} // end ProcessCommandLine
public int BuildAddressSpace()
{
try
{
MyCreator creator = (MyCreator)Application.Instance.Creator;
// DA
DaAddressSpaceRoot daRoot = Application.Instance.DaAddressSpaceRoot;
m_daSimulationElement1 = (MyDaAddressSpaceElement)creator.CreateMyDaAddressSpaceElement();
m_daSimulationElement1.Name = "simulation1";
m_daSimulationElement1.AccessRights = EnumAccessRights.READWRITEABLE;
m_daSimulationElement1.Datatype = typeof(System.Int32);
m_daSimulationElement1.IoMode = EnumIoMode.POLL;
daRoot.AddChild(m_daSimulationElement1);
m_daSimulationElement2 = (MyDaAddressSpaceElement)creator.CreateMyDaAddressSpaceElement();
m_daSimulationElement2.Name = "simulation2";
m_daSimulationElement2.AccessRights = EnumAccessRights.READWRITEABLE;
m_daSimulationElement2.Datatype = typeof(System.Int32);
m_daSimulationElement2.IoMode = EnumIoMode.POLL;
daRoot.AddChild(m_daSimulationElement2);
}
catch (Exception exc)
{
Trace(
EnumTraceLevel.ERR,
EnumTraceGroup.USER1,
"OpcServer.BuildAddressSpace",
exc.ToString());
return((int)EnumResultCode.E_FAIL);
} // end try...catch
return((int)EnumResultCode.S_OK);
} // end BuildAddressSpace
public void HandleRequests()
{
lock (m_requestsJanitor)
{
foreach (MyRequest request in m_requests)
{
if (request.ProgressRequestState(EnumRequestState.PENDING, EnumRequestState.INPROGRESS))
{
MyDaAddressSpaceElement element = request.AddressSpaceElement as MyDaAddressSpaceElement;
if (element == null)
{
request.Result = EnumResultCode.E_FAIL;
}
else
{
switch (request.TransactionType)
{
case EnumTransactionType.READ:
if (request.PropertyId == 0)
{
ValueQT cacheValue = null;
request.Result = (EnumResultCode)element.GetCacheValue(ref cacheValue);
request.Value = cacheValue;
}
else
{
element.GetPropertyValue(request);
} // end if ... else
break;
case EnumTransactionType.WRITE:
if (request.PropertyId == 0)
{
ValueQT newValue = request.Value;
request.Result = (EnumResultCode)element.ValueChanged(newValue);
}
else
{
request.Result = EnumResultCode.E_BADRIGHTS;
} // end if ... else
break;
default:
break;
} // end switch
} // end if ... else
} // end if ... else
request.Complete();
} // end forech
m_requests.Clear();
} // end lock
} // end HandleRequests