private ServiceEntry <TService, TFunc> GetEntry <TService, TFunc>(string serviceName, bool throwIfMissing)
{
try
{
TService resolved;
if (CheckAdapterFirst &&
Adapter != null &&
!Equals(default(TService), (resolved = Adapter.TryResolve <TService>())))
{
return(new ServiceEntry <TService, TFunc>(
(TFunc)(object)(Func <Container, TService>)(c => resolved))
{
Owner = DefaultOwner,
Container = this,
});
}
}
catch (Exception ex)
{
throw CreateAdapterException <TService>(ex);
}
var key = new ServiceKey(typeof(TFunc), serviceName);
ServiceEntry entry = null;
Container container = this;
// Go up the hierarchy always for registrations.
while (!container.TryGetServiceEntry(key, out entry) && container.parent != null)
{
container = container.parent;
}
if (entry != null)
{
if (entry.Reuse == ReuseScope.Container && entry.Container != this)
{
entry = SetServiceEntry(key, ((ServiceEntry <TService, TFunc>)entry).CloneFor(this));
}
}
else
{
try
{
//i.e. if called Resolve<> for Constructor injection
if (throwIfMissing)
{
if (Adapter != null)
{
return(new ServiceEntry <TService, TFunc>(
(TFunc)(object)(Func <Container, TService>)(c => Adapter.Resolve <TService>()))
{
Owner = DefaultOwner,
Container = this,
});
}
ThrowMissing <TService>(serviceName);
}
else
{
if (Adapter != null)
{
return(new ServiceEntry <TService, TFunc>(
(TFunc)(object)(Func <Container, TService>)(c => Adapter.TryResolve <TService>()))
{
Owner = DefaultOwner,
Container = this,
});
}
}
}
catch (Exception ex)
{
throw CreateAdapterException <TService>(ex);
}
}
return((ServiceEntry <TService, TFunc>)entry);
}
private ServiceEntry <TService, TFunc> SetServiceEntry <TService, TFunc>(ServiceKey key, ServiceEntry <TService, TFunc> entry)
{
lock (services)
{
services[key] = entry;
Interlocked.Exchange(ref servicesReadOnlyCopy, null);
}
return(entry);
}