public FetchSingleDataLoader(
FetchCache <TKey, TValue> fetch,
int cacheSize, DataLoaderOptions <TKey> options)
: base(options)
{
_fetch = fetch ?? throw new ArgumentNullException(nameof(fetch));
}
public FetchSingleDataLoader(
FetchCache <TKey, TValue> fetch,
int cacheSize)
: base(new DataLoaderOptions <TKey>
{
AutoDispatching = false,
Batching = false,
CacheSize = cacheSize,
MaxBatchSize = DataLoaderDefaults.MaxBatchSize,
SlidingExpiration = TimeSpan.Zero
})
{
_fetch = fetch ?? throw new ArgumentNullException(nameof(fetch));
}
public static bool Register <TKey, TValue>(
this IDataLoaderRegistry registry,
string key,
FetchCache <TKey, TValue> fetch)
{
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException(
TypeResources.DataLoaderRegistry_KeyNullOrEmpty,
nameof(key));
}
if (fetch == null)
{
throw new ArgumentNullException(nameof(fetch));
}
return(registry.Register(key, services =>
new FetchSingleDataLoader <TKey, TValue>(fetch)));
}
public static IDataLoader <TKey, TValue> CacheDataLoader <TKey, TValue>(
this IResolverContext context,
string key,
FetchCache <TKey, TValue> fetch)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException(
TypeResources.DataLoaderRegistry_KeyNullOrEmpty,
nameof(key));
}
if (fetch == null)
{
throw new ArgumentNullException(nameof(fetch));
}
return(CacheDataLoaderFactory(context, key, services => fetch));
}
public FetchSingleDataLoader(FetchCache <TKey, TValue> fetch)
: this(fetch, DataLoaderDefaults.CacheSize)
{
}
protected CacheDataLoader(FetchCache <TKey, TValue> fetch)
: base(_defaultOptions)
{
}
