protected internal override void _EndExecute()
{
if (_asyncResult == null)
{
return; // means either not started or already executed
}
else if (_asyncResult.IsCompleted == false)
{
return; //Cannot proceed with EndExecute, report is still executing
}
try
{
string data = _asyncDelegate.EndInvoke(_asyncResult);
_cellset.LoadCellset(data);
}
catch (Exception exc)
{
_asyncResult = null;
_olapTaskGuid = Guid.Empty;
_state = Report.StateEnum.Open;
throw exc;
}
_asyncResult = null;
_olapTaskGuid = Guid.Empty;
_state = Report.StateEnum.Executed;
}
public bool End()
{
if (inner != null)
{
return(executeDelegate.EndInvoke(inner));
}
return(false);
}
// Called when asynchronous method call finished.
private void ExecuteCompletedCallback(IAsyncResult ar)
{
// Retrieve the delegate.
ExecuteDelegate caller = (ExecuteDelegate)((AsyncResult)ar).AsyncDelegate;
try
{
// Finish the invocation. (Here we could receive out values if out parameters had been defined in the delegate)
caller.EndInvoke(ar);
}
catch (Exception exception)
{
// Any unhandled exception of the asynchronous method call can be handled here.
// Note: Handle all exceptions here. Otherwise the SData Server would shut down.
lock (_parentPerformer._asyncStateObj)
{
_parentPerformer._asyncStateObj.Tracking.Phase = TrackingPhase.ERROR;
_parentPerformer._asyncStateObj.Tracking.PhaseDetail = exception.Message + " ***** Stack Trace ***** " + exception.StackTrace;
}
}
}