//If DB is down, throw an exception at this point. .Net Connector will then abort
//the tRFC and the R/3 backend will try again later.
public bool CheckTransactionID(RfcServerContextInfo serverContext, RfcTID tid)
{
if (string.IsNullOrEmpty(serverContext.TransactionID.TID.ToString()))
{
EventLog.WriteEntry(
"Clarks SAP Adapter", string.Format("serverContext.TransactionID.TID in CheckTransactionID is null"), EventLogEntryType.Error);
}
if (tid == null)
{
EventLog.WriteEntry(
"Clarks SAP Adapter", string.Format("tid.TID in CheckTransactionID is null"), EventLogEntryType.Error);
}
if (tid.TID == null)
{
EventLog.WriteEntry(
"Clarks SAP Adapter", string.Format("tid.TID in CheckTransactionID is null"), EventLogEntryType.Error);
}
if (tid.TID != null)
{
if (string.IsNullOrEmpty(tid.TID.ToString()))
{
EventLog.WriteEntry(
"Clarks SAP Adapter", string.Format("tid.TID.ToString in CheckTransactionID is null or Empty"), EventLogEntryType.Error);
}
else
{
EventLog.WriteEntry(
"Clarks SAP Adapter", string.Format("Clarks SAP Adapter TID set to:{0} in CheckTransactionID callback", tid.TID.ToString()), EventLogEntryType.Information);
}
}
// Notify any registered client with sessionId
if (IDocSessionStart != null)
{
SAPSessionEventArgs sapSessionEvents = new SAPSessionEventArgs();
sapSessionEvents.SessionId = serverContext.SessionID;
IDocSessionStart(sapSessionEvents);
}
System.Diagnostics.Trace.WriteLine(string.Format("Rfc Function Activated with SessionId:{0}", serverContext.SessionID));
lock (tids)
{
if (tids.Contains(tid.TID))
{
return(false);
}
else
{
tids.Add(tid.TID);
return(true);
}
}
// "true" means that NCo will now execute the transaction, "false" means
// that we have already executed this transaction previously, so NCo will
// skip the function execution step and will immediately return an OK code to R/3.
}
// call back to capture the session Id
public void OnRfcSessionStart(SAPSessionEventArgs sessionArgs)
{
this._sessionId = sessionArgs.SessionId;
}
