loquisgon commented on a change in pull request #11123: URL: https://github.com/apache/druid/pull/11123#discussion_r622658605
########## File path: server/src/main/java/org/apache/druid/segment/realtime/FireHydrant.java ########## @@ -34,17 +34,53 @@ import javax.annotation.Nullable; import java.io.Closeable; +import java.io.File; import java.util.Optional; import java.util.concurrent.atomic.AtomicReference; import java.util.function.Function; /** + * */ public class FireHydrant { private final int count; private final AtomicReference<ReferenceCountingSegment> adapter; private volatile IncrementalIndex index; + private File persistedFile; + private SegmentId persistedSegmentId; + + /** + * @return The persisted file path. This is needed to recreate mapped files before merging. + * it will be null for real time hydrants. + */ + public @Nullable File getPersistedFile() + { + return persistedFile; + } + + /** + * @return The persisted segment id. This is needed to recreate mapped files before merging. + * It will be null for real time hydrants + */ + public @Nullable SegmentId getPersistedSegmentId() Review comment: Moved persisted metadata to `AppenderatorImpl` as a map. Added comments to the Map to why it is necessary. I think this way is much cleaner. In next push. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@druid.apache.org For additional commands, e-mail: commits-h...@druid.apache.org