protected IChangeSet <TDestination, TKey> DoTransform(IChangeSet <TSource, TKey> updates, Func <Change <TSource, TKey>, Optional <TransformResult> > factory)
{
var transformed = updates.ShouldParallelise(_parallelisationOptions)
? updates.Parallelise(_parallelisationOptions).Select(factory).SelectValues().ToArray()
: updates.Select(factory).SelectValues().ToArray();
return(ProcessUpdates(transformed));
}
private IChangeSet <TDestination, TKey> DoTransform(ChangeAwareCache <TDestination, TKey> cache, IChangeSet <TSource, TKey> changes)
{
var transformed = changes.ShouldParallelise(_parallelisationOptions)
? changes.Parallelise(_parallelisationOptions).Select(ToDestination).ToArray()
: changes.Select(ToDestination).ToArray();
return(ProcessUpdates(cache, transformed));
}
protected override IEnumerable<UpdateWithFilter> GetChangesWithFilter(IChangeSet<TObject, TKey> updates)
{
if (updates.ShouldParallelise(_parallelisationOptions))
{
return updates.Parallelise(_parallelisationOptions).Select(u => new UpdateWithFilter(Filter(u.Current), u)).ToArray();
}
return updates.Select(u => new UpdateWithFilter(Filter(u.Current), u)).ToArray();
}