public void RegisterDataLoader(Type type,
string key,
ExecutionScope scope,
Func <IServiceProvider, object> loaderFactory = null,
Func <object, CancellationToken, Task> triggerLoaderAsync = null)
{
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
Func <IServiceProvider, object> factory = null;
if (loaderFactory != null)
{
factory = loaderFactory;
}
TriggerDataLoaderAsync trigger = null;
if (triggerLoaderAsync != null)
{
trigger = (o, c) => triggerLoaderAsync(o, c);
}
var descriptor = new DataLoaderDescriptor(
key, type, scope,
factory,
trigger);
_dataLoaders[key] = descriptor;
}
public DataLoaderDescriptor(
string key,
Type type,
ExecutionScope scope,
Func <IServiceProvider, object> factory,
TriggerDataLoaderAsync triggerLoadAsync)
{
Key = key ?? throw new ArgumentNullException(nameof(key));
Type = type ?? throw new ArgumentNullException(nameof(type));
Scope = scope;
Factory = factory;
TriggerLoadAsync = triggerLoadAsync;
}
