public static IMessageDispatcher Create(IHandlerProvider handlerProvider,
string dispatcherName,
params object[] args)
{
IMessageDispatcher messageDispatcher = ServiceLocator.Instance.GetService<IMessageDispatcher>(dispatcherName);
IEnumerable handlers = handlerProvider.GetHandlers();
MethodInfo methodInfo = messageDispatcher.GetType().GetMethod("Register", BindingFlags.Public | BindingFlags.Instance);
foreach (object handlerObject in handlers)
{
var handlerInterfaceTypeQuery = from p in handlerObject.GetType().GetInterfaces()
where p.IsGenericType &&
p.GetGenericTypeDefinition().Equals(typeof(IHandler<>))
select p;
if (handlerInterfaceTypeQuery != null)
{
foreach (var handlerInterfaceType in handlerInterfaceTypeQuery)
{
Type messageType = handlerInterfaceType.GetGenericTypeDefinition();
MethodInfo genericRegisterMethod = methodInfo.MakeGenericMethod(messageType);
genericRegisterMethod.Invoke(messageDispatcher, new object[] { handlerObject });
}
}
}
return messageDispatcher;
}
public static IMessageDispatcher Create(IHandlerProvider handlerProvider,
string dispatcherName,
params object[] args)
{
IMessageDispatcher messageDispatcher = ServiceLocator.Instance.GetService <IMessageDispatcher>(dispatcherName);
IEnumerable handlers = handlerProvider.GetHandlers();
MethodInfo methodInfo = messageDispatcher.GetType().GetMethod("Register", BindingFlags.Public | BindingFlags.Instance);
foreach (object handlerObject in handlers)
{
var handlerInterfaceTypeQuery = from p in handlerObject.GetType().GetInterfaces()
where p.IsGenericType &&
p.GetGenericTypeDefinition().Equals(typeof(IHandler <>))
select p;
if (handlerInterfaceTypeQuery != null)
{
foreach (var handlerInterfaceType in handlerInterfaceTypeQuery)
{
Type messageType = handlerInterfaceType.GetGenericTypeDefinition();
MethodInfo genericRegisterMethod = methodInfo.MakeGenericMethod(messageType);
genericRegisterMethod.Invoke(messageDispatcher, new object[] { handlerObject });
}
}
}
return(messageDispatcher);
}
public async Task RouteToHandlers(object messageObject)
{
var messageType = messageObject.GetType();
Type[] typeArgs = { messageType };
var messageHandler = typeof(IHandle <>).MakeGenericType(typeArgs);
MethodInfo method = messageHandler.GetMethods().SingleOrDefault(m => ForHandleMethodForType(m, messageType));
if (method != null)
{
var list = _handlers.GetHandlers(messageHandler, messageObject);
foreach (var handler in list)
{
await InvokeHandle(handler, method, messageObject);
}
}
}
/// <summary>
/// 执行消息
/// </summary>
public void Execute(TMessage message)
{
var messageType = message.GetType();
this.TryExecute(messageType, message, _handlerProvider.GetHandlers(messageType), _logger);
}