protected override IStream <TSource> CreateOutputStream(UpdateEntityFrameworkCoreArgs <TEntity, TCtx, TSource> args)
{
var dbContextStream = args.DbContextStream.Observable.First();
var ret = args.SourceStream.Observable
.Chunk(args.BatchSize)
.CombineWithLatest(dbContextStream, (i, c) => new { Context = c, Items = i.ToList() }, true)
.Do(i => this.ExecutionContext.InvokeInDedicatedThread(i.Context, () => ProcessBatch(i.Items, i.Context, args.BulkLoadMode)))
.FlatMap(i => PushObservable.FromEnumerable(i.Items));
return(base.CreateUnsortedStream(ret));
}
public UpdateEntityFrameworkCoreStreamNode(string name, UpdateEntityFrameworkCoreArgs <TEntity, TCtx, TSource> args) : base(name, args)
{
}
