public AttributeBasedEntityHandlerFactory(
Type initialClass,
AnySupport anySupport,
ServiceDescriptor descriptor,
Func <IEventSourcedContext, object> factory = null
) : base(initialClass, anySupport, factory, anySupport.ResolveServiceDescriptor(descriptor))
{
BehaviorResolver = new ReflectionCacheBehaviorResolver(() => ResolvedMethods);
InitCache();
}
protected internal AttributeBasedCrdtHandlerFactory(Type initialClass, AnySupport anySupport, ServiceDescriptor descriptor, Func <ICrdtEntityCreationContext, object> factory = null)
: base(initialClass, anySupport, factory, anySupport.ResolveServiceDescriptor(descriptor))
{
var allMethods = ReflectionHelper.GetAllDeclaredMethods(initialClass);
var handlers = allMethods.Where(x => x.GetCustomAttribute <CommandHandlerAttribute>() != null)
.Select(method =>
{
var attribute = method.GetCustomAttribute <CommandHandlerAttribute>();
var name = string.IsNullOrEmpty(attribute.Name)
? ReflectionHelper.GetCapitalizedName(method)
: attribute.Name;
if (!ResolvedMethods.TryGetValue(name, out var serviceMethod))
{
throw new CloudStateException(
$"Command handler method [{method.Name}] for command [{name}] found, but the service has no command by that name.");
}
return(method, serviceMethod);
}).ToArray();
CommandHandlers = GetHandlers <ICommandContext>(handlers, false);
StreamedCommandHandlers = GetHandlers <IStreamedCommandContext <ICommandContext> >(handlers, true);
}
public void ResolveServiceDescriptor()
{
var methods = AnySupport.ResolveServiceDescriptor(
ShoppingcartReflection.Descriptor.FindTypeByName <ServiceDescriptor>("ShoppingCart")
);
Assert.Equal(3, methods.Count);
var method = methods["AddItem"].Method;
Assert.Equal(AddLineItem.Descriptor.FullName, method.InputType.FullName);
Assert.Equal(typeof(AddLineItem), method.InputType.ClrType);
var bytes = AddLineItem.ToByteString();
Assert.Equal(AddLineItem, method.InputType.Parser.ParseFrom(bytes));
Assert.Equal(Empty.Descriptor.FullName, method.OutputType.FullName);
Assert.Equal(typeof(Empty), method.OutputType.ClrType);
var defaultEmpty = new Empty();
bytes = defaultEmpty.ToByteString();
Assert.Equal(defaultEmpty, method.OutputType.Parser.ParseFrom(bytes));
}
