public CountedMessageSubscriber(IGeneralBus bus) : base(bus)
{
EventOrder = new List <int>();
MsgOrder = new List <int>();
Subscribe <CountedTestMessage>(this);
Subscribe <CountedEvent>(this);
}
protected QueuedSubscriber(IGeneralBus bus, bool idempotent = true)
{
if (bus == null)
{
throw new ArgumentNullException(nameof(bus));
}
_generalBus = bus;
_internalBus = new CommandBus("SubscriptionBus");
if (idempotent)
{
_messageQueue = new QueuedHandler(
new IdempotentHandler <Message>(
new AdHocHandler <Message>(_internalBus.Publish)
),
"SubscriptionQueue");
}
else
{
_messageQueue = new QueuedHandler(
new AdHocHandler <Message>(_internalBus.Publish),
"SubscriptionQueue");
}
_messageQueue.Start();
}
public TestCommandSubscriber(IGeneralBus bus)
{
_bus = bus;
TestCommand2Handled = 0;
_bus.Subscribe <TestCommands.TestCommand2> (this);
_bus.Subscribe <TestCommands.TestCommand3>(this);
}
private static ReactiveCommand FireCommandEx(
IGeneralBus bus,
Func <Object, Command> commandFunc,
IObservable <bool> canExecute = null,
IScheduler scheduler = null,
string userErrorMsg = null,
TimeSpan?responseTimeout = null,
TimeSpan?ackTimeout = null)
{
if (scheduler == null)
{
scheduler = RxApp.MainThreadScheduler;
}
Func <object, Task> task = async _ => await Task.Run(() =>
{
var c = commandFunc(_);
if (c != null)
{
bus.Fire(c, userErrorMsg, responseTimeout, ackTimeout);
}
});
var cmd = ReactiveCommand.CreateFromTask(task, canExecute, scheduler);
cmd.ThrownExceptions
.SelectMany(ex => UserError.Throw(userErrorMsg ?? ex.Message, ex))
.ObserveOn(MainThreadScheduler).Subscribe(result =>
{
//This will return the recovery option returned from the registered user error handler
//right now this is a simple message box in the view code behind
/* n.b. this forces evaluation/execution of the select many */
});
return(cmd);
}
public BusConnector(IGeneralBus left, IGeneralBus right)
{
_left = new BusAdapter(left);
_right = new BusAdapter(right);
_left.Subscribe(_right);
_right.Subscribe(_left);
}
public TcpBusServerSide(
IPAddress hostIp,
int commandPort,
IGeneralBus messageBus)
: base(hostIp, commandPort, messageBus)
{
_commandPortListener = ConfigureTcpListener(CommandEndpoint, TcpMessageArrived);
}
protected TransientSubscriber(IGeneralBus bus) : this((IBus)bus)
{
if (bus == null)
{
throw new ArgumentNullException(nameof(bus));
}
_commandSubscriber = bus;
}
public TcpOutboundMessageHandler(
IGeneralBus messageBus,
QueuedHandler outboundMessageQueuedHandler)
{
_messageBus = messageBus;
_outboundMessageQueuedHandler = outboundMessageQueuedHandler;
_messageBus.Subscribe(this);
}
public TcpBusClientSide(
IGeneralBus messageBus,
IPAddress hostIP,
int commandPort,
ITcpConnection tcpConnection = null)
: base(hostIP, commandPort, messageBus)
{
_tcpConnection = tcpConnection ?? CreateTcpConnection(CommandEndpoint);
}
public TestInheritedMessageSubscriber(IGeneralBus bus, bool idempotent = true) : base(bus, idempotent)
{
Reset();
Subscribe <TestDomainEvent>(this);
Subscribe <ParentTestDomainEvent>(this);
Subscribe <ChildTestDomainEvent>(this);
Subscribe <GrandChildTestDomainEvent>(this);
}
public AccountSvc(IGeneralBus bus, IRepository repo)
: base(bus)
{
_repo = repo;
bus.Subscribe <CreateAccount>(this);
bus.Subscribe <ApplyCredit>(this);
bus.Subscribe <ApplyDebit>(this);
}
//public IEventStoreConnection EsConnection { get; private set; }
//public void Bootstrap()
//{
// _es = new EventStoreLoader();
// _es.SetupEventStore(new DirectoryInfo(@"C:\Users\rosed18169\source\EventStore-OSS-Win-v3.9.4"));
// EsConnection = _es.Connection;
// _esRepository = new GetEventStoreRepository(_es.Connection);
// Locator.CurrentMutable.RegisterConstant(_esRepository, typeof(IRepository));
// _bus = new CommandBus("testBus", false);
//}
public void Run()
{
Console.WriteLine("Hit return on an empty line to cancel...");
Console.WriteLine("Enter a value. Negative values are debits, positive are credits.");
var accountId = Guid.NewGuid();
_bus = new CommandBus("testBus", false);
Bootstrap.Configure(_bus);
//var svc = new AccountSvc(_bus, _esRepository);
_bus.Fire(new CreateAccount(
accountId,
"TheAccount",
Guid.NewGuid(),
Guid.Empty));
_accountReadModel = new AccountRM(accountId);
while (true)
{
var line = Console.ReadLine();
if (string.IsNullOrWhiteSpace(line))
{
break;
}
try
{
var input = new UserInput(line);
if (input.Type == UserInput.InputType.Debit)
{
_bus.Fire(new ApplyDebit(
accountId,
input.Amount,
Guid.NewGuid(),
Guid.Empty));
}
else
{
_bus.Fire(new ApplyCredit(
accountId,
input.Amount,
Guid.NewGuid(),
Guid.Empty),
responseTimeout: TimeSpan.FromSeconds(60));
}
}
catch (CommandException e)
{
var msg = e.InnerException == null ? e.Message : e.InnerException.Message;
Console.WriteLine(msg);
}
catch (InvalidOperationException ex)
{
Console.WriteLine(ex.Message);
}
}
}
public static void Configure(IGeneralBus bus)
{
_es = new EventStoreLoader();
_es.SetupEventStore(new DirectoryInfo(@"C:\Users\rosed18169\source\EventStore-OSS-Win-v3.9.4"));
_esConnection = _es.Connection;
_esRepository = new GetEventStoreRepository(_es.Connection);
Locator.CurrentMutable.RegisterConstant(_esRepository, typeof(IRepository));
_acctSvc = new AccountSvc(bus, _esRepository);
}
public NullableBus(IGeneralBus target, bool directToNull = true, string name = null)
{
if (target == null)
{
throw new ArgumentNullException(nameof(target));
}
_target = target;
Name = name ?? _target.Name;
RedirectToNull = directToNull;
}
public static ReactiveCommand <Unit> BuildFireCommand(
this IGeneralBus bus,
Func <Command> commandFunc,
IScheduler scheduler = null,
string userErrorMsg = null,
TimeSpan?responseTimeout = null,
TimeSpan?ackTimeout = null)
{
return(FireCommands(bus, new[] { commandFunc }, null, scheduler, userErrorMsg, responseTimeout, ackTimeout));
}
/// <summary>
/// BuildFireCommandEx() does the same thing as BuildFireCommand(), except commandFunc must be defined
/// as a function that takes Object as input and returns Command as result.
/// </summary>
/// <param name="bus"></param>
/// <param name="commandFunc"></param>
/// <param name="scheduler"></param>
/// <param name="userErrorMsg"></param>
/// <param name="responseTimeout"></param>
/// <param name="ackTimeout"></param>
/// <returns></returns>
public static ReactiveCommand BuildFireCommandEx(
this IGeneralBus bus,
Func <Object, Command> commandFunc,
IScheduler scheduler = null,
string userErrorMsg = null,
TimeSpan?responseTimeout = null,
TimeSpan?ackTimeout = null)
{
return(FireCommandEx(bus, commandFunc, null, scheduler, userErrorMsg, responseTimeout, ackTimeout));
}
public static ReactiveCommand BuildFireCommand(
this IGeneralBus bus,
IEnumerable <Func <Command> > commands,
IScheduler scheduler = null,
string userErrorMsg = null,
TimeSpan?responseTimeout = null,
TimeSpan?ackTimeout = null)
{
return(FireCommands(bus, commands, null, scheduler, userErrorMsg, responseTimeout, ackTimeout));
}
public TestQueuedSubscriber(IGeneralBus bus) : base(bus)
{
TimesTestMessageHandled = 0;
TimesTestMessage2Handled = 0;
TimesChildTestMessageHandled = 0;
ParentTestMessage = 0;
Subscribe <TestMessage>(this);
Subscribe <TestMessage2>(this);
Subscribe <ChildTestMessage>(this);
}
public static ReactiveCommand BuildFireCommand(
this IGeneralBus bus,
IObservable <bool> canExecute,
Func <Command> commandFunc,
IScheduler scheduler = null,
string userErrorMsg = null,
TimeSpan?responseTimeout = null,
TimeSpan?ackTimeout = null)
{
return(FireCommands(bus, new[] { commandFunc }, canExecute, scheduler, userErrorMsg, responseTimeout, ackTimeout));
}
protected TcpBusSide(
IPAddress hostIp,
int commandPort,
IGeneralBus messageBus)
{
_hostIp = hostIp;
_commandPort = commandPort;
MessageBus = messageBus;
StatsTimer = new Timer(60000); // getting the stats takes a while - only do it once a minute
StatsTimer.Elapsed += _statsTimer_Elapsed;
StatsTimer.Enabled = true;
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
if (disposing)
{
RedirectToNull = true;
_target = null;
}
_disposed = true;
}
public EventStoreBusConnector(
IGeneralBus bus,
IEventStoreConnection es,
string stream,
string name)
{
_es = es;
_stream = stream;
_bus = new BusAdapter(bus);
_name = name;
_bus.Subscribe(this);
_es.SubscribeToStreamAsync(stream, true, EventAppeared, SubscriptionDropped);
}
public EventStoreBusConnector(
IGeneralBus bus,
IEventStoreHttpConnection conn,
string stream,
string name)
{
_conn = conn;
_subscriber = EventStreamSubscriber.Create(_conn, HandleJsonEvent, new MemoryBackedStreamPositionRepositoryForDebugging());
_stream = stream;
_name = name;
_bus = new BusAdapter(bus);
_bus.Subscribe(this);
_subscriber.SubscribeTo(stream);
}
protected CommandBusSpecification()
{
Bus = new CommandBus("Fixture Bus", slowMsgThreshold: TimeSpan.FromMilliseconds(500));
LocalBus = new CommandBus("Fixture LocalBus");
TestQueue = new TestQueue(Bus);
try
{
Given();
When();
}
catch (Exception)
{
throw;
}
}
public TcpBusClientSideTests()
{
_commandBus = new CommandBus("TestBus");
_hostAddress = IPAddress.Loopback;
_clientAddress = IPAddress.Loopback;
_clientTcpConnection = MockTcpConnection.CreateConnectingTcpConnection(Guid.NewGuid(),
new IPEndPoint(_hostAddress, CommandPort),
new TcpClientConnector(),
TimeSpan.FromSeconds(120),
conn =>
{
},
(conn, err) =>
{
},
verbose: true);
}
public EventStoreMessageLogger(
IGeneralBus bus,
IEventStoreConnection es,
string logStreamPrefix = "",
bool enableLogging = false,
bool idempotent = true) : base(bus, idempotent)
{
_bus = bus;
_eventStore = es;
Enabled = enableLogging;
_streamPrefix = logStreamPrefix;
if (Enabled)
{
_eventStore?.ConnectAsync();
}
Subscribe <Message>(this);
}
protected CommandQueueSpecification(
int queueCount = 1,
int slowCmdMs = 500,
int slowAckMs = 500)
{
Bus = new CommandBus(
"Fixture Bus",
slowCmdThreshold: TimeSpan.FromMilliseconds(slowCmdMs),
slowMsgThreshold: TimeSpan.FromMilliseconds(slowAckMs));
Queue = new MultiQueuedHandler(
queueCount,
index => new QueuedHandler(
new AdHocHandler <Message>(
msg =>
{
if (msg is Command)
{
Bus.TryFire((Command)msg);
}
else
{
Bus.Publish(msg);
}
}),
$"Queue {index}"
)
);
Queue.Start();
TestQueue = new TestQueue(Bus);
try
{
Given();
When();
}
catch (Exception)
{
throw;
}
}
public MainWindowViewModel(
IGeneralBus bus,
AccountRM accountRm,
Guid accountId) : base(bus)
{
_bus = bus;
_accountRm = accountRm;
_accountId = accountId;
Output = new ReactiveList <string>()
{
"Initial balance: $0.00"
};
AddCreditOrDebitCommand = CommandBuilder.FromAction(
canExecute: this.WhenAnyValue(x => x.Amount, x => x > 0),
action: () =>
{
try
{
FireCreditOrDebit();
}
catch (Exception e)
{
//Application.Current.Dispatcher.Invoke(() => Output.Add(e.Message));
}
});
_accountRm?
.AccountUpdateMessage
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(m =>
{
if (m != null)
{
Output.Add(m);
}
});
}
public void Run(StartupEventArgs args)
{
_bus = new CommandBus(
"Main Bus",
false,
TimeSpan.FromMinutes(1), // TODO: Eliminate these timeouts and add the necessary timeouts to commands on a per-command basis.
TimeSpan.FromMinutes(1));
Configure(_bus);
_bus.Fire(new CreateAccount(
Bootstrap.NewAccountId,
"TheAccount",
Guid.NewGuid(),
Guid.Empty));
_accountRm = new AccountRM(NewAccountId);
var mainWindow = new MainWindow()
{
ViewModel = new MainWindowViewModel(_bus, _accountRm, NewAccountId)
};
mainWindow.Show();
}
public BusAdapter(IGeneralBus bus)
{
_idTracker = null;
_bus = bus;
_trackedMessages = new HashSet <Guid>();
}
