protected AsyncStep CallParallelAsync <TWorkItem>(ICollection <TWorkItem> workItems, BeginCall <TWorkItem> beginCall, EndCall <TWorkItem> endCall, TimeSpan timeout, ExceptionPolicy policy)
{
return(this.CallAsync(
(thisPtr, t, c, s) => new ParallelAsyncResult <TWorkItem>(thisPtr, workItems, beginCall, endCall, timeout, c, s),
(thisPtr, r) => ParallelAsyncResult <TWorkItem> .End(r),
policy));
}
static void OnCompleted(IAsyncResult ar)
{
CallbackState state = (CallbackState)ar.AsyncState;
ParallelAsyncResult <TWorkItem> thisPtr = state.AsyncResult;
try
{
thisPtr.endCall(thisPtr.iteratorAsyncResult, state.AsyncData, ar);
thisPtr.TryComplete(null, false);
}
catch (Exception e)
{
thisPtr.TryComplete(e, false);
}
}
static void OnCompleted(IAsyncResult ar)
{
CallbackState state = (CallbackState)ar.AsyncState;
ParallelAsyncResult <TWorkItem> thisPtr = state.AsyncResult;
try
{
thisPtr.endCall(thisPtr.iteratorAsyncResult, state.AsyncData, ar);
thisPtr.TryComplete(null, ar.CompletedSynchronously);
}
catch (Exception e) when(!Fx.IsFatal(e))
{
thisPtr.TryComplete(e, ar.CompletedSynchronously);
}
}
public CallbackState(ParallelAsyncResult <TWorkItem> asyncResult, TWorkItem data)
{
this.AsyncResult = asyncResult;
this.AsyncData = data;
}