@Override
public ListItemIdentifiersResult getItemIdentifiers(
List<ScopedFilter> filters, int offset, int length, String setSpec,
Date from, Date until) throws OAIException
{
filters.add(new ScopedFilter(getDateFromCondition(from), Scope.Query));
filters.add(new ScopedFilter(getDateUntilFilter(until), Scope.Query));
filters.add(new ScopedFilter(getDSpaceSetSpecFilter(setSpec),
Scope.Query));
return this.getItemIdentifiers(filters, offset, length);
}