public IDictionary <KEY, List <INSTANCE> > GetByDistinctKeys(IEnumerable <INSTANCE> instances)
{
Dictionary <KEY, List <INSTANCE> > dictionary = new Dictionary <KEY, List <INSTANCE> >();
foreach (INSTANCE instance in instances)
{
KEY key = getKey.Invoke(instance);
List <INSTANCE> instancesForKey;
if (!dictionary.TryGetValue(key, out instancesForKey))
{
instancesForKey = new List <INSTANCE>();
dictionary[key] = instancesForKey;
}
instancesForKey.Add(instance);
}
return(dictionary);
}
public override System.Data.EntityKey GetTargetEntityKey(string currentKey)
{
return(_getTargetKey.Invoke(currentKey));
}