public IJsonFormatter <T> GetFormatter <T>()
#endif
{
if (formattersCache.TryGetValue(typeof(T), out var formatter))
{
goto RETURN;
}
foreach (var subFormatter in subFormatters)
{
if (!(subFormatter is IJsonFormatter <T>))
{
continue;
}
formatter = subFormatter;
goto CACHE;
}
foreach (var resolver in subResolvers)
{
formatter = resolver.GetFormatter <T>();
if (formatter != null)
{
goto CACHE;
}
}
// when not found, cache null.
CACHE:
formattersCache.TryAdd(new ThreadSafeTypeKeyReferenceHashTable <IJsonFormatter> .Entry(typeof(T), formatter));
RETURN:
return(formatter as IJsonFormatter <T>);
}
public static object GetFormatterDynamic(this IFormatterResolver resolver, Type type)
#endif
{
if (formatterGetters.TryGetValue(type, out var formatterGetter))
{
#if CSHARP_8_OR_NEWER
return(formatterGetter !(resolver));
#else
return(formatterGetter(resolver));
#endif
}
var getFormatterGenericInstanceMethod = getFormatterRuntimeMethod.MakeGeneric(type);
var inputResolver = Expression.Parameter(typeof(IFormatterResolver), "inputResolver");
#if CSHARP_8_OR_NEWER
formatterGetter = Expression.Lambda <Func <IFormatterResolver, IJsonFormatter?> >(Expression.Call(inputResolver, getFormatterGenericInstanceMethod), inputResolver).Compile();
formatterGetters.TryAdd(new ThreadSafeTypeKeyReferenceHashTable <Func <IFormatterResolver, IJsonFormatter?> > .Entry(type, formatterGetter));
#else
formatterGetter = Expression.Lambda <Func <IFormatterResolver, IJsonFormatter> >(Expression.Call(inputResolver, getFormatterGenericInstanceMethod), inputResolver).Compile();
formatterGetters.TryAdd(new ThreadSafeTypeKeyReferenceHashTable <Func <IFormatterResolver, IJsonFormatter> > .Entry(type, formatterGetter));
#endif
return(formatterGetter(resolver));
}