private Func <ServiceProviderEngineScope, object> CreateServiceAccessor(Type serviceType)
{
var callSite = CallSiteFactory.CreateCallSite(serviceType, new CallSiteChain());
if (callSite != null)
{
_callback?.OnCreate(callSite);
return(RealizeService(callSite));
}
return(_ => null);
}
private static Func <Type, object> GetCallSiteFactory(params ServiceDescriptor[] descriptors)
{
var collection = new ServiceCollection();
foreach (var descriptor in descriptors)
{
collection.Add(descriptor);
}
var callSiteFactory = new CallSiteFactory(collection.ToArray());
return(type => callSiteFactory.CreateCallSite(type, new CallSiteChain()));
}
private void ResolveSingletonServices(IEnumerable <ServiceDescriptor> serviceDescriptors)
{
var callSite = CallSiteFactory.CreateCallSite(typeof(IServiceProvider), new CallSiteChain());
if (callSite != null)
{
RuntimeResolver.Resolve(callSite, Root);
}
callSite = CallSiteFactory.CreateCallSite(typeof(IServiceScopeFactory), new CallSiteChain());
if (callSite != null)
{
RuntimeResolver.Resolve(callSite, Root);
}
foreach (var descriptor in serviceDescriptors.Where(sd => sd.Lifetime == ServiceLifetime.Singleton && !sd.ServiceType.IsGenericTypeDefinition))
{
callSite = CallSiteFactory.CreateCallSite(descriptor.ServiceType, new CallSiteChain());
if (callSite != null)
{
RuntimeResolver.Resolve(callSite, Root);
}
}
}
