private void ThrowExceptionIfRegistryNotValid(IResolverRegistry registry, string interfaceName)
{
if (registry == null ||
(string.IsNullOrWhiteSpace(registry.Interface) || !registry.Interface.Equals(interfaceName)) ||
string.IsNullOrWhiteSpace(registry.Class))
{
throw new ApplicationException($"Registration for {interfaceName} is not setup correctly.");
}
}
public object ExecuteModule(Type interfaceType, IResolver resolver, object existingObject)
{
// If we already have an object, just return that object (this module is for creating a new one from the Factory)
if (existingObject != null)
{
return(existingObject);
}
if (resolver == null)
{
throw new ArgumentNullException(nameof(resolver), $"{nameof(FactoryModule)} requires a non-null {nameof(IResolver)}");
}
else if (interfaceType == null)
{
throw new ArgumentNullException(nameof(interfaceType), $"{nameof(FactoryModule)} requires a non-null {nameof(interfaceType)}");
}
FactoryRegistry registry = RegistrationParser.GetRegistrationRegistry <FactoryRegistry>(interfaceType.Name);
if (string.IsNullOrWhiteSpace(registry.Factory))
{
throw new InvalidOperationException($"No factory setup was registered to the Interface \"{interfaceType.Name}\" within the Registration.");
}
// Generate class from Factory
IResolverRegistry factoryRegistry = RegistrationParser.GetRegistrationRegistry(registry.Factory);
foreach (Type factoryInterfaceType in RegistrationParser.GetInterfaceTypesInAssemblies())
{
if (!factoryInterfaceType.Name.Equals(factoryRegistry.Interface))
{
continue;
}
object factory = resolver.Resolve(factoryInterfaceType);
MethodInfo factoryMethod = factory.GetType()
.GetMethod(registry.FactoryMethod);
try
{
ParameterInfo parameter = factoryMethod.GetParameters()[0];
if (parameter.ParameterType != typeof(IResolver))
{
throw new NotSupportedException($"{nameof(FactoryModule)} does not support calling factory methods that require unique parameters beyond just the {nameof(IResolver)}.");
}
return(factoryMethod.Invoke(factory, new[] { resolver }));
}
catch (IndexOutOfRangeException) // No parameters thus the GetParameters()[0} would throw this
{
return(factoryMethod.Invoke(factory, null));
}
}
throw new TypeAccessException($"Interface \"{interfaceType.Name}\" was marked to use a Factory but the Factory could not be mapped to. Searched for \"{factoryRegistry.Class}\"");
}
public Type GetRegistryClassType(IResolverRegistry registry)
{
foreach (Type classType in _parser.GetClassTypesInAssemblies())
{
if (classType.FullName.Equals(registry.Class))
{
return(classType);
}
}
throw new TypeAccessException($"Failed to map the provided Interface Type \"{registry.Interface}\" to a respective Class Type in the Registration. Is the Registration properly setup?");
}
public InstantiatedObject MapInterfaceTypeToInstantiatedObject(Type interfaceType, object[] constructorData, IResolver resolver, Func <object, IResolverModule, Type, IResolver, object> moduleLogic, Func <IList <IResolverModule>, IList <IResolverModule> > moduleFilter)
{
object newInstance = MapInterfaceTypeToClassInstance(interfaceType, constructorData, resolver, moduleLogic, moduleFilter);
IResolverRegistry registry = _parser.GetRegistrationRegistry(interfaceType.Name);
return(new InstantiatedObject()
{
InterfaceType = interfaceType,
ClassType = newInstance.GetType(),
TheObject = newInstance,
AllowMultiple = registry.Multiple
});
}
public SchemaConfiguration(
Action <IServiceProvider> registerServiceProvider,
ITypeRegistry typeRegistry,
IResolverRegistry resolverRegistry,
IDirectiveRegistry directiveRegistry)
{
_registerServiceProvider = registerServiceProvider
?? throw new ArgumentNullException(
nameof(registerServiceProvider));
_typeRegistry = typeRegistry
?? throw new ArgumentNullException(nameof(typeRegistry));
_resolverRegistry = resolverRegistry
?? throw new ArgumentNullException(nameof(resolverRegistry));
_directiveRegistry = directiveRegistry
?? throw new ArgumentNullException(nameof(directiveRegistry));
}
private void CompleteResolver(
IResolverRegistry resolverRegistry,
Action <SchemaError> reportError,
INamedType parentType)
{
if (parentType is ObjectType ot && Resolver == null)
{
Resolver = resolverRegistry.GetResolver(parentType.Name, Name);
if (Resolver == null)
{
reportError(new SchemaError(
$"The field `{parentType.Name}.{Name}` " +
"has no resolver.", parentType));
}
}
}
public Type MapInterfaceTypeToClassType(Type interfaceType)
{
if (interfaceType == null)
{
throw new ArgumentNullException(nameof(interfaceType), $"Cannot map a NULL Interface Type to a Class Type.");
}
if (!interfaceType.IsInterface)
{
throw new InvalidOperationException($"Interface Type \"{interfaceType.FullName}\" did not resolve to an Interface.");
}
IResolverRegistry registry = _parser.GetRegistrationRegistry(interfaceType.Name);
return(_registryParser.GetRegistryClassType(registry));
}
public IResolverRegistry GetRegistrationRegistry(string interfaceName)
{
IResolverRegistry interfaceRegistry = null;
foreach (JToken token in GetRegistration())
{
IResolverRegistry registry = token.ToObject <BaseRegistry>();
if (registry.Interface.Equals(interfaceName))
{
interfaceRegistry = registry;
break;
}
}
ThrowExceptionIfRegistryNotValid(interfaceRegistry, interfaceName);
return(interfaceRegistry);
}
public TResolverRegistry GetRegistrationRegistry <TResolverRegistry>(string interfaceName) where TResolverRegistry : BaseRegistry
{
IResolverRegistry interfaceRegistry = null;
foreach (JToken token in GetRegistration())
{
// NOTE: ToObject requires a Class Type. Potentially will need custom mapping logic for any custom IResolverRegistry
IResolverRegistry registry = token.ToObject <TResolverRegistry>();
if (registry.Interface.Equals(interfaceName))
{
interfaceRegistry = registry;
break;
}
}
ThrowExceptionIfRegistryNotValid(interfaceRegistry, interfaceName);
return((TResolverRegistry)interfaceRegistry);
}
private FieldResolverDelegate CreateResolver(
IResolverRegistry resolverRegistry)
{
return(Resolver ?? resolverRegistry.GetResolver(_typeName, Name));
}