internal static TResult GetEntityByKey <T, TResult>(this IIdentityMap identityMap, Func <SortedDictionary <string, object> > getKey, out string hash)
where T : class
where TResult : class
{
hash = null;
if (identityMap != null)
{
var primaryKeyValue = getKey();
hash = primaryKeyValue.ComputeHash(typeof(T));
if (identityMap.TryGetValue(hash, out object result))
{
return((TResult)result);
}
}
return(default(TResult));
}
