public virtual void RegisterTask(Func <AsyncCallback, IAsyncResult> beginDelegate,
Action <IAsyncResult> endDelegate)
{
Precondition.Require(beginDelegate, () => Error.ArgumentNull("beginDelegate"));
Precondition.Require(endDelegate, () => Error.ArgumentNull("endDelegate"));
AsyncCallback callback = ar => {
lock (_taskLock)
{
}
if (!ar.CompletedSynchronously)
{
Sync(() => endDelegate(ar));
OutstandingOperations.Decrement();
}
};
OutstandingOperations.Increment();
IAsyncResult asyncResult;
lock (_taskLock)
{
asyncResult = beginDelegate(callback);
}
if (asyncResult.CompletedSynchronously)
{
endDelegate(asyncResult);
OutstandingOperations.Decrement();
}
}
private IAsyncResult RegisterTaskInternal(Func <AsyncCallback, IAsyncResult> beginDelegate, AsyncCallback endDelegate)
{
AsyncCallback callback = ar => {
Send(() => {
if (endDelegate != null)
{
endDelegate(ar);
}
OutstandingOperations.Decrement();
});
};
OutstandingOperations.Increment();
return(beginDelegate(callback));
}
