public IEnumerable <ObjectLookupResult <DataContainer> > Execute(IRdbmsProviderCommandExecutionContext executionContext)
{
ArgumentUtility.CheckNotNull("executionContext", executionContext);
var objectIds = _objectIDLoadCommand.Execute(executionContext);
return(_storageProviderCommandFactory.CreateForSortedMultiIDLookup(objectIds.ToArray()).Execute(executionContext));
}
public IEnumerable <ObjectLookupResult <DataContainer> > Execute(IRdbmsProviderCommandExecutionContext executionContext)
{
ArgumentUtility.CheckNotNull("executionContext", executionContext);
var dataContainers = _command.Execute(executionContext);
var dataContainersByID = new Dictionary <ObjectID, DataContainer> ();
foreach (var dataContainer in dataContainers.Where(dc => dc != null))
{
// Duplicates overwrite the previous DataContainer
dataContainersByID[dataContainer.ID] = dataContainer;
}
var unassociatedDataContainerIDs = new HashSet <ObjectID> (dataContainersByID.Keys);
foreach (var objectID in _objectIDs)
{
var lookupResult = CreateLookupResult(objectID, dataContainersByID);
unassociatedDataContainerIDs.Remove(lookupResult.ObjectID);
yield return(lookupResult);
}
if (unassociatedDataContainerIDs.Count > 0)
{
var objectIDsByValue = _objectIDs.ToLookup(id => id.Value);
var nonMatchingIDDescriptions = unassociatedDataContainerIDs
.Select(loadedID => new { LoadedID = loadedID, ExpectedIDs = objectIDsByValue[loadedID.Value] })
.Select(
t => string.Format(
"Loaded DataContainer ID: {0}, expected ObjectID(s): {1}",
t.LoadedID,
t.ExpectedIDs.Any() ? string.Join(", ", t.ExpectedIDs.Distinct()) : "none"));
var message = string.Format(
"The ObjectID of one or more loaded DataContainers does not match the expected ObjectIDs:{0}{1}",
Environment.NewLine,
string.Join(Environment.NewLine, nonMatchingIDDescriptions));
throw new PersistenceException(message);
}
}