How to use

optionalFirstResult

method

in

it.tidalwave.bluemarine2.model.finder.RecordFinder

@Override @Nonnull
public Optional<Record> getRecord()
 {
  return trackId.flatMap(tid -> new RepositoryRecordFinder(repository).containingTrack(tid).optionalFirstResult());
 }

@Override @Nonnull
public Optional<Record> getRecord()
 {
  return record.get(() -> _findRecords().containingTrack(this).optionalFirstResult());
 }