public Guid?GetSurrogateKeyFromLowellReference(string lowellReference)
{
var lowellReferenceObject = _session.GetString(SessionKey.LowellReferenceSurrogate);
var mapper = new LowellReferenceSurrogateKeyMap(lowellReferenceObject);
return(mapper.GetSurrogateKeyFromLowellReference(lowellReference));
}
public Guid?GetTopLowellSurrogateKey()
{
object lowellReferenceObject = _session.GetString(SessionKey.LowellReferenceSurrogate);
// mapper class will handle null session state
var mapper = new LowellReferenceSurrogateKeyMap((string)lowellReferenceObject);
return(mapper.GetTopLowellSurrogateKey());
}
public string GetLowellReferenceFromSurrogate(Guid surrogateKey)
{
object lowellReferenceObject = _session.GetString(SessionKey.LowellReferenceSurrogate);
// mapper class will handle null session state
var mapper = new LowellReferenceSurrogateKeyMap((string)lowellReferenceObject);
return(mapper.GetLowellReferenceFromSurrogate(surrogateKey));
}
// Returns mappings (allowing reverse lookup - surrogate key by lowell ref)
public IDictionary <string, Guid> AddLowellReferenceSurrogateKeys(IEnumerable <string> lowellReferences)
{
object lowellReferenceObject = _session.GetString(SessionKey.LowellReferenceSurrogate);
// mapper class will handle null session state
var mapper = new LowellReferenceSurrogateKeyMap((string)lowellReferenceObject);
var reverseMappings = mapper.AddLowellReferenceSurrogateKeys(lowellReferences);
_session.SetString(SessionKey.LowellReferenceSurrogate, mapper.SerialiseAsJson());
return(reverseMappings);
}
public Guid AddLowellReferenceSurrogateKey(string lowellReference)
{
var lowellReferenceObject = _session.GetString(SessionKey.LowellReferenceSurrogate);
// mapper class will handle null session state
var mapper = new LowellReferenceSurrogateKeyMap(lowellReferenceObject);
var surrogateKey = mapper.AddLowellReferenceSurrogateKey(lowellReference);
_session.SetString(SessionKey.LowellReferenceSurrogate, mapper.SerialiseAsJson());
return(surrogateKey);
}
