static void Main(string[] args)
{
var connectionFactory = new ConnectionFactory {
HostName = "localhost"
};
var eventBus = new RabbitMQEventBus(connectionFactory, "EventBus.RabbitMQ.Events.Exchange", queueName: "EventBus.RabbitMQ.Events.Queue");
var customerASendedEventHandler = new CustomerASendedEventHandler();
eventBus.Subscribe <SendedEvent>(customerASendedEventHandler);
var customerBSendedEventHandler = new CustomerBSendedEventHandler();
eventBus.Subscribe <SendedEvent>(customerBSendedEventHandler);
Console.ReadKey();
}
public static IFuxionBuilder RabbitMQ(this IFuxionBuilder me, out Func <IServiceProvider, RabbitMQEventBus> builder, string exchangeName, string queueName, string connectionHost = "localhost", int connectionRetryCount = 5, int queueRetryCount = 5)
{
me.Services.AddSingleton <IRabbitMQPersistentConnection>(new DefaultRabbitMQPersistentConnection(new ConnectionFactory()
{
HostName = connectionHost
}, connectionRetryCount));
builder = new Func <IServiceProvider, RabbitMQEventBus>(sp =>
{
var bus = new RabbitMQEventBus(
sp,
sp.GetRequiredService <IRabbitMQPersistentConnection>(),
sp.GetRequiredService <TypeKeyDirectory>(),
exchangeName,
queueName,
queueRetryCount);
// Esto se ejecutará al activar la instancia de RabbitMQEventBus
// Suscribo los eventos externos. Se manejarán mediante EventHandlers igual que los eventos del propio bounded context
foreach (var sub in sp.GetServices <EventSubscription>())
{
bus.Subscribe(sub.EventType);
}
return(bus);
});
me.Services.AddSingleton(builder);
me.AddToAutoActivateList <RabbitMQEventBus>();
return(me);
}
public void HandlerSubscribeTest()
{
IMetricsClient client = NSubstitute.Substitute.For <IMetricsClient>();
IEventBus bus = new RabbitMQEventBus(new DATConfiguration(), client);
MessageTest test = new MessageTest {
Name = "Maikel"
};
bus.Publish("exchange.subscribe-test-handler", test);
bus.Publish("exchange.subscribe-test-handler", test);
bus.Publish("exchange.subscribe-test-handler", test);
int index = 0;
bus.Subscribe <MessageTest>("exchange.subscribe-test-handler", messageTest =>
{
Assert.Equal("Maikel", messageTest.Name);
index++;
return(true);
});
Thread.Sleep(500);
Assert.Equal(3, index);
}
static void Main(string[] args)
{
var connectionFactory = new ConnectionFactory {
HostName = "localhost"
};
var eventBus = new RabbitMQEventBus(connectionFactory, "EventBus.RabbitMQ.ConsoleApp01.Exchange", queueName: "EventBus.RabbitMQ.ConsoleApp01.Queue");
var sendedEvent = new SendedEvent("优惠");
var customerASendedEventHandler = new CustomerASendedEventHandler();
eventBus.Subscribe <SendedEvent>(customerASendedEventHandler);
var customerBSendedEventHandler = new CustomerBSendedEventHandler();
eventBus.Subscribe <SendedEvent>(customerBSendedEventHandler);
Console.WriteLine($"商店发了{sendedEvent.Name}通知！");
eventBus.Publish <SendedEvent>(sendedEvent);
Console.ReadKey();
}
public void ObservableSubscribeTest()
{
IMetricsClient client = NSubstitute.Substitute.For <IMetricsClient>();
IEventBus bus = new RabbitMQEventBus(new DATConfiguration(), client);
MessageTest test = new MessageTest {
Name = "Maikel"
};
bus.Publish("exchange.subscribe-test", test);
bus.Publish("exchange.subscribe-test", test);
bus.Publish("exchange.subscribe-test", test);
IObservable <MessageTest> subscription = bus.Subscribe <MessageTest>("exchange.subscribe-test");
subscription.Do(messageTest => Assert.Equal("Maikel", messageTest.Name)).Subscribe();
}
public EventHandler(RabbitMQEventBus eventBus, DBProxy dbProxy)
{
this.eventBus = eventBus;
eventBus.Subscribe(this);
this.dbContext = dbProxy?.DbContext;
}
/// <summary>
/// 测试ActvieMQ 消息发布与订阅
/// </summary>
/// <param name="isServer"></param>
private static void TestEventBus(MQTypeEnum mqType, Boolean isServer = true)
{
Console.WriteLine("消息测试：1，消息发布；2，消息订阅");
isServer = Console.ReadKey().KeyChar == '1';
var topic1 = "Topic.Test";
var topic2 = "Topic.Admin.User";
IEventBus eventbus;
switch (mqType)
{
case MQTypeEnum.ActiveMQ:
eventbus = new ActiveMQEventBus();
break;
case MQTypeEnum.RabbitMQ:
eventbus = new RabbitMQEventBus();
break;
default:
eventbus = new RabbitMQEventBus();
break;
}
Int64 userid = UserX.FindCount() + 1;
TimerX timer;
if (isServer)
{
timer = new TimerX((Object state) =>
{
try
{
var time = DateTime.Now;
eventbus.Publish(topic1, new EventMessage()
{
Action = "Test",
Body = "学无先后达者为师"
});
Console.WriteLine($"{time} 发送了一条消息，主题为：{topic1}");
// 实体消息测试
long tick = DateTime.Now.Ticks;
var rd = new Random((Int32)(tick & 0xFFFFFFFFL) | (Int32)(tick >> 32));
var user = new UserX()
{
Name = "User" + rd.Next(),
DisplayName = $"{Enum.GetName(typeof(MQTypeEnum), eventbus.MQType)}_{userid++}",
Code = userid.ToString().PadLeft(7, '0')
};
//user.SaveAsync(); // 向数据库中插入数据
eventbus.PublishAsync(topic2, new EventMessage()
{
Action = "Insert",
Body = user.ToJson()
});
}
catch (Exception ex)
{
XTrace.WriteException(ex);
throw ex;
}
}, null, 10, 10);
}
else
{
var handler = new EventBusHandler();
eventbus.Subscribe(topic1, handler);
eventbus.SubscribeAsync(topic2, new MyHandler());
}
}