private DictionaryAdapterMeta InternalGetAdapterMeta(Type type,
PropertyDescriptor descriptor, DictionaryAdapterMeta other)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (type.GetTypeInfo().IsInterface == false)
{
throw new ArgumentException("Only interfaces can be adapted to a dictionary", "type");
}
return(interfaceToMeta.GetOrAdd(type, t =>
{
if (descriptor == null && other != null)
{
descriptor = other.CreateDescriptor();
}
#if FEATURE_LEGACY_REFLECTION_API
var appDomain = Thread.GetDomain();
var typeBuilder = CreateTypeBuilder(type, appDomain);
#else
var typeBuilder = CreateTypeBuilder(type);
#endif
return CreateAdapterMeta(type, typeBuilder, descriptor);
}));
}
private DictionaryAdapterMeta InternalGetAdapterMeta(
Type type,
PropertyDescriptor descriptor,
DictionaryAdapterMeta other
)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
if (type.IsInterface == false)
{
throw new ArgumentException(
"Only interfaces can be adapted to a dictionary",
nameof(type)
);
}
return(interfaceToMeta.GetOrAdd(
type,
t =>
{
if (descriptor == null && other != null)
{
descriptor = other.CreateDescriptor();
}
var typeBuilder = CreateTypeBuilder(type);
return CreateAdapterMeta(type, typeBuilder, descriptor);
}
));
}
private DictionaryAdapterMeta InternalGetAdapterMeta(Type type,
PropertyDescriptor descriptor, DictionaryAdapterMeta other)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (type.GetTypeInfo().IsInterface == false)
{
throw new ArgumentException("Only interfaces can be adapted to a dictionary", "type");
}
DictionaryAdapterMeta meta;
using (interfaceToMetaLock.ForReading())
{
if (interfaceToMeta.TryGetValue(type, out meta))
{
return(meta);
}
}
using (var heldLock = interfaceToMetaLock.ForReadingUpgradeable())
{
if (interfaceToMeta.TryGetValue(type, out meta))
{
return(meta);
}
using (heldLock.Upgrade())
{
if (descriptor == null && other != null)
{
descriptor = other.CreateDescriptor();
}
#if FEATURE_LEGACY_REFLECTION_API
var appDomain = Thread.GetDomain();
var typeBuilder = CreateTypeBuilder(type, appDomain);
#else
var typeBuilder = CreateTypeBuilder(type);
#endif
meta = CreateAdapterMeta(type, typeBuilder, descriptor);
interfaceToMeta.Add(type, meta);
return(meta);
}
}
}