private static void Register(IUnityContainer container,
ServiceDescriptor descriptor)
{
if (descriptor.ImplementationType != null)
{
container.RegisterType(descriptor.ServiceType,
descriptor.ImplementationType,
GetLifetimeManager(descriptor.Lifetime));
container.RegisterType(descriptor.ServiceType,
descriptor.ImplementationType,
descriptor.ImplementationType.ToString(),
GetLifetimeManager(descriptor.Lifetime));
}
else if (descriptor.ImplementationFactory != null)
{
container.RegisterType(descriptor.ServiceType,
GetLifetimeManager(descriptor.Lifetime),
new InjectionFactory(unity =>
{
var provider = unity.Resolve<IServiceProvider>();
return descriptor.ImplementationFactory(provider);
}));
container.RegisterType(descriptor.ServiceType,
Guid.NewGuid().ToString(),
GetLifetimeManager(descriptor.Lifetime),
new InjectionFactory(unity =>
{
var provider = unity.Resolve<IServiceProvider>();
return descriptor.ImplementationFactory(provider);
}));
}
else if (descriptor.ImplementationInstance != null)
{
container.RegisterInstance(descriptor.ServiceType,
descriptor.ImplementationInstance,
GetLifetimeManager(descriptor.Lifetime));
container.RegisterInstance(descriptor.ServiceType,
Guid.NewGuid().ToString(),
descriptor.ImplementationInstance,
GetLifetimeManager(descriptor.Lifetime));
}
}
private static void Use(GenericFamilyExpression expression, ServiceDescriptor descriptor)
{
if (descriptor.ImplementationFactory != null)
{
expression.Use(Guid.NewGuid().ToString(), context => { return descriptor.ImplementationFactory(context.GetInstance<IServiceProvider>()); });
}
else if (descriptor.ImplementationInstance != null)
{
expression.Use(descriptor.ImplementationInstance);
}
else if (descriptor.ImplementationType != null)
{
expression.Use(descriptor.ImplementationType);
}
else
{
throw new InvalidOperationException("IServiceDescriptor is invalid");
}
}
private static Expression<Func<IContext, object>> CreateFactory(ServiceDescriptor descriptor)
{
return context => descriptor.ImplementationFactory(context.GetInstance<IServiceProvider>());
}
