private void SaveEventsInternal(IEnumerable<DomainEvent> events, ITapeStream stream, int version)
{
var array = events.ToArray();
foreach (var @event in array)
{
@event.Version = ++version;
byte[] bytes;
using (var buffer = new MemoryStream())
{
var descriptor = new EventDescriptor(@event);
serializer.Serialize(descriptor, buffer);
bytes = buffer.ToArray();
}
stream.TryAppend(bytes, TapeAppendCondition.None);
}
sender.SendBatch(array);
}
public void Can_continue_after_recreation()
{
foreach (var b in _batch)
{
_stream.TryAppend(b);
}
var version = _stream.GetCurrentVersion();
_stream = null;
FreeResources();
_stream = InitializeAndGetTapeStorage();
_stream.TryAppend(_batch[0]);
var readings = _stream.ReadRecords(version, 1).ToArray();
Assert.AreEqual(1, readings.Length, "Number of records mismatch");
Assert.Greater(readings[0].Version, version, "Version mismatch");
CollectionAssert.AreEqual(_batch[0], readings[0].Data, "Data mismatch");
}
public void Can_continue_after_recreation()
{
foreach (var b in _batch)
{
_stream.TryAppend(b);
}
var version = _stream.GetCurrentVersion();
_stream = null;
FreeResources();
_stream = InitializeAndGetTapeStorage();
_stream.TryAppend(_batch[0]);
var readings = _stream.ReadRecords(version, 1).ToArray();
Assert.AreEqual(1, readings.Length, "Number of records mismatch");
Assert.Greater(readings[0].Version, version, "Version mismatch");
CollectionAssert.AreEqual(_batch[0], readings[0].Data, "Data mismatch");
}
static void Observe(ITapeStream tapes, RedirectToDynamicEvent wire)
{
var date = DateTime.MinValue;
var watch = Stopwatch.StartNew();
foreach (var record in tapes.ReadRecords(0, int.MaxValue))
{
var env = Streamer.ReadAsEnvelopeData(record.Data);
if (date.Month != env.CreatedOnUtc.Month)
{
date = env.CreatedOnUtc;
SystemObserver.Notify("Observing {0:yyyy-MM-dd} {1}", date, Math.Round(watch.Elapsed.TotalSeconds, 2));
watch.Restart();
}
foreach (var item in env.Items)
{
var e = item.Content as IEvent;
if (e != null)
{
wire.InvokeEvent(e);
}
}
}
}
public SimpleDispatcher(AggregateFactory aggregateFactory, IEnvelopeStreamer serializer, ITapeStream tapeStream)
{
_aggregateFactory = aggregateFactory;
_serializer = serializer;
_tapeStream = tapeStream;
}
public void TestSetUp()
{
PrepareEnvironment();
_stream = InitializeAndGetTapeStorage();
}
public LocalEventStore(ITapeStream remote, FileTapeStream cache)
{
IsSyncAvailable = remote != null;
_remote = remote;
_cache = cache;
}
public void TestSetUp()
{
PrepareEnvironment();
_stream = InitializeAndGetTapeStorage();
}
public static void Rebuild(IDocumentStore targetContainer, ITapeStream stream)
{
var strategy = targetContainer.Strategy;
var memory = new MemoryStorageConfig();
var memoryContainer = memory.CreateNuclear(strategy).Container;
var tracked = new ProjectionInspectingContainer(memoryContainer);
var projections = new List <object>();
projections.AddRange(DomainBoundedContext.Projections(tracked));
projections.AddRange(ClientBoundedContext.Projections(tracked));
//projections.AddRange(ApiOpsBoundedContext.Projections(tracked));
if (tracked.Buckets.Count != projections.Count())
{
throw new InvalidOperationException("Count mismatch");
}
var storage = new NuclearStorage(targetContainer);
var hashes = storage.GetSingletonOrNew <ProjectionHash>().Entries;
var memoryProjections = projections.Select((projection, i) =>
{
var bucketName = tracked.Buckets[i];
var viewType = tracked.Views[i];
var projectionHash = GetClassHash(projection.GetType()) + "\r\n" + GetClassHash(viewType);
bool needsRebuild = !hashes.ContainsKey(bucketName) || hashes[bucketName] != projectionHash;
return(new
{
bucketName,
projection,
hash = projectionHash,
needsRebuild
});
}).ToArray();
foreach (var memoryProjection in memoryProjections)
{
if (memoryProjection.needsRebuild)
{
SystemObserver.Notify("[warn] {0} needs rebuild", memoryProjection.bucketName);
}
else
{
SystemObserver.Notify("[good] {0} is up-to-date", memoryProjection.bucketName);
}
}
var needRebuild = memoryProjections.Where(x => x.needsRebuild).ToArray();
if (needRebuild.Length == 0)
{
return;
}
var watch = Stopwatch.StartNew();
var wire = new RedirectToDynamicEvent();
needRebuild.ForEach(x => wire.WireToWhen(x.projection));
var handlersWatch = Stopwatch.StartNew();
Observe(stream, wire);
var timeTotal = watch.Elapsed.TotalSeconds;
var handlerTicks = handlersWatch.ElapsedTicks;
var timeInHandlers = Math.Round(TimeSpan.FromTicks(handlerTicks).TotalSeconds, 1);
Console.WriteLine("Total Elapsed: {0}sec ({1}sec in handlers)", Math.Round(timeTotal, 0), timeInHandlers);
// delete projections that were rebuilt
var bucketNames = needRebuild.Select(x => x.bucketName).ToArray();
foreach (var name in bucketNames)
{
targetContainer.Reset(name);
var contents = memoryContainer.EnumerateContents(name);
targetContainer.WriteContents(name, contents);
}
var allBuckets = new HashSet <string>(memoryProjections.Select(p => p.bucketName));
var obsolete = hashes.Keys.Where(s => !allBuckets.Contains(s)).ToArray();
foreach (var name in obsolete)
{
SystemObserver.Notify("[warn] {0} is obsolete", name);
targetContainer.Reset(name);
}
storage.UpdateSingletonEnforcingNew <ProjectionHash>(x =>
{
x.Entries.Clear();
foreach (var prj in memoryProjections)
{
x.Entries[prj.bucketName] = prj.hash;
}
});
}
public SimpleDispatcher(AggregateFactory aggregateFactory, IEnvelopeStreamer serializer, ITapeStream tapeStream)
{
_aggregateFactory = aggregateFactory;
_serializer = serializer;
_tapeStream = tapeStream;
}
