public static Repository<User> Create(UnitOfWork unitOfWork, IEventStoreConnection connection, UserCredentials credentials)
{
return new Repository<User>(() => User.Factory(), unitOfWork, connection,
new EventReaderConfiguration(
new SliceSize(512),
new JsonDeserializer(),
new PassThroughStreamNameResolver(),
new FixedStreamUserCredentialsResolver(credentials)));
}
public void HandleUserCommands()
{
IEventStoreConnection connection = null;
var credentials = new UserCredentials("admin", "changeit");
var unitOfWork = new UnitOfWork();
var repository = RepositoryFactory.Create(unitOfWork, connection, credentials);
//ICommandHandler<CreateBasicUser> handler = new CreateBasicUserCommandHandler(connection, repository, unitOfWork);
//handler.HandleCommand();
}
private static void AppendToStream(UserCredentials credentials, IEventStoreConnection connection, UnitOfWork unitOfWork)
{
var affected = unitOfWork.GetChanges().Single();
connection.AppendToStream(
affected.Identifier,
affected.ExpectedVersion,
affected.Root.GetChanges().
Select(_ =>
new EventData(
Guid.NewGuid(),
_.GetType().Name,
true,
ToJsonByteArray(_),
new byte[0])),
credentials);
}
public void Show()
{
//Somewhere in an application service wrapper
var unitOfWork = new UnitOfWork();
//Dependency of a domain service or application service
var dogRepository = new Repository<Dog>(Dog.Factory, unitOfWork, new EmptyEventStreamReader());
//Application service handler code
var dog = new Dog(Guid.NewGuid(), "Sparky", DateTime.Today.AddYears(-1));
dog.AdministerShotOf("Anti Diarrhea Medicine", DateTime.Today);
dogRepository.Add(dog.DogId.ToString(), dog);
//Back in the application service wrapper
Console.WriteLine("We observed that:");
foreach (var change in unitOfWork.GetChanges().SelectMany(aggregate => aggregate.Root.GetChanges()))
{
Console.WriteLine(change);
}
}
static void Main()
{
//Make sure you start an instance of EventStore before running this!!
var credentials = new UserCredentials("admin", "changeit");
var connection = EventStoreConnection.Create(
ConnectionSettings.Create().
UseConsoleLogger().
SetDefaultUserCredentials(
credentials),
new IPEndPoint(IPAddress.Loopback, 1113),
"EventStoreShopping");
connection.Connect();
var unitOfWork = new UnitOfWork();
var repository = new Repository<ShoppingCart>(
ShoppingCart.Factory,
unitOfWork,
connection,
new EventReaderConfiguration(
new SliceSize(512),
new JsonDeserializer(),
new PassThroughStreamNameResolver(),
new FixedStreamUserCredentialsResolver(credentials)));
//Handle Start Shopping command
var id = new ShoppingCartId("shopping_at_boutique_" + DateTime.UtcNow.Ticks);
repository.Add(id, new ShoppingCart(id));
//Handle Add Item command
var cart1 = repository.Get(id);
cart1.AddItem(new ItemId("pair_of_socks"), 2);
//Handle Add Item command
var cart2 = repository.Get(id);
cart2.AddItem(new ItemId("pair_of_shirts"), 4);
//Handle Remove Item command
var cart3 = repository.Get(id);
cart3.RemoveItem(new ItemId("pair_of_socks"));
//Handle Increment Item Count command
var cart4 = repository.Get(id);
cart4.IncrementItemCount(new ItemId("pair_of_shirts"));
//Handle Checkout command
var cart5 = repository.Get(id);
cart5.Checkout();
//Append to stream
var affected = unitOfWork.GetChanges().Single();
connection.AppendToStream(
affected.Identifier,
affected.ExpectedVersion,
affected.Root.GetChanges().
Select(_ =>
new EventData(
Guid.NewGuid(),
_.GetType().Name,
true,
ToJsonByteArray(_),
new byte[0])),
credentials);
}
static void Main()
{
//Make sure you start an instance of EventStore before running this!!
var credentials = new UserCredentials("admin", "changeit");
var connection = EventStoreConnection.Create(
ConnectionSettings.Create().
UseConsoleLogger().
SetDefaultUserCredentials(
credentials),
new IPEndPoint(IPAddress.Loopback, 1113),
"EventStoreShopping");
connection.Connect();
var productUow = new UnitOfWork();
var productRepository = new Repository<Product>(
Product.Factory,
productUow,
connection,
new EventReaderConfiguration(
new SliceSize(512),
new JsonDeserializer(),
new PassThroughStreamNameResolver(),
new FixedStreamUserCredentialsResolver(credentials)));
var tenantId = new TenantId(Guid.NewGuid().ToString());
var productId = new ProductId();
productRepository.Add(productId.ToString(),
new Product(tenantId,
productId,
"dolphin-tuna",
"non-dolphin free",
new ProductManager(Guid.NewGuid().ToString()),
new IssueAssigner(Guid.NewGuid().ToString())));
var product = productRepository.Get(productId.ToString());
List<Issue> issues = new List<Issue>();
var issueId = new IssueId();
issues.Add(product.ReportDefect(issueId, "shit be bad yo", "fo real"));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
DefectStatistics stats1 = new DefectStatistics(issues);
var release1 = product.ScheduleRelease("new relased", stats1);
var density = release1.CalculateDefectDensity(new KlocMEasurement(10));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.First().Resolve("cool");
DefectStatistics stats2 = new DefectStatistics(issues);
var release2 = product.ScheduleRelease("new relased", stats2);
var density2 = release2.CalculateDefectDensity(new KlocMEasurement(10));
var product2 = productRepository.Get(productId.ToString());
var issueIdForProduct2 = new IssueId();
issues.Add(product2.ReportDefect(issueIdForProduct2, "shit be bad yo", "fo real"));
issues.Add(product2.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product2.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product2.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
issues.Add(product2.ReportDefect(new IssueId(), "shit be bad yo", "fo real"));
ProductDefectivenessRanker ranker = new ProductDefectivenessRanker(issues);
ProductDefectiveness mostDefective = ranker.MostDefectiveProductFrom(tenantId);
}
public void Handle(UnitOfWork unitOfWork)
{
var affected = unitOfWork.GetChanges().Single();
Write(new[] {affected});
}
static void Main(string[] args)
{
string usersFilePath = null;
var options = new OptionSet {
{"i|input:", "Path to file that contains names and SIDs of users to be imported.", value => usersFilePath = value}
};
try {
options.Parse(args);
if (usersFilePath != null) {
var watch = Stopwatch.StartNew();
var identity = WindowsIdentity.GetCurrent();
Log.Info("Importing {0} at {1} as {2}.",
usersFilePath,
XmlConvert.ToString(DateTime.Now, XmlDateTimeSerializationMode.Local),
identity != null ? identity.Name : "<unknown>");
using (var connection = EventStoreConnection.Create()) {
connection.Connect(new IPEndPoint(IPAddress.Parse("127.0.0.1"), 1113));
using (var file = File.OpenText(usersFilePath)) {
string row;
while ((row = file.ReadLine()) != null) {
Record record;
if (Record.TryParse(row, out record)) {
var unitOfWork = new UnitOfWork();
IRepository<User> userRepository =
new Repository<User>(User.Factory, unitOfWork, connection);
IRepository<Role> roleRepository =
new Repository<Role>(Role.Factory, unitOfWork, connection);
var service = new UserApplicationService(userRepository, roleRepository);
var command = record.ToCommand();
Console.WriteLine("Start handling command: {0} - {1}", command.GetType().Name, command.Identifier);
service.Handle(command);
if (unitOfWork.HasChanges()) {
const int sliceEventCount = 500;
var aggregate = unitOfWork.GetChanges().Single();
var eventIndex = 0;
var slices = from eventData in
aggregate.Root.
GetChanges().
Select(change => new EventData(
Guid.NewGuid(),
change.GetType().AssemblyQualifiedName,
false,
SerializeEvent(change),
new byte[0]))
group eventData by eventIndex++%sliceEventCount
into slice
select slice.AsEnumerable();
using (var transaction = connection.StartTransaction(
aggregate.Identifier,
aggregate.ExpectedVersion)) {
foreach (var slice in slices) {
transaction.Write(slice);
}
transaction.Commit();
Console.WriteLine("Committed events for command");
}
}
} else {
Log.Error("Could not import the following row. Please make sure it's well formed: {0}", row);
}
}
}
}
Log.Info("Completed import at {0} (took {1}ms).",
XmlConvert.ToString(DateTime.Now, XmlDateTimeSerializationMode.Local),
watch.ElapsedMilliseconds);
} else {
options.WriteOptionDescriptions(Console.Out);
}
} catch (OptionException exception) {
Console.WriteLine(exception.Message);
}
}
