private ConcurrentDictionary <Guid, object> Read()
{
Type generic = typeof(List <>);
var type = generic.MakeGenericType(_entityType);
var items = ((Files.OfJson(_fileName, type) ?? Activator.CreateInstance(type)) as IEnumerable) ?? new object[0];
var data = new ConcurrentDictionary <Guid, object>();
foreach (var item in items)
{
data.TryAdd(Guid.NewGuid(), item);
}
return(data);
}
