Package org.apache.druid.segment.handoff

Interface SegmentHandoffNotifier

All Superinterfaces:
AutoCloseable, Closeable
All Known Implementing Classes:
CoordinatorBasedSegmentHandoffNotifier
public interface SegmentHandoffNotifier extends Closeable

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    close()
    Perform any final processing and clean up after ourselves.
    boolean
    registerSegmentHandoffCallback(SegmentDescriptor descriptor, Executor exec, Runnable handOffRunnable)
    register a handOffCallback to be called when segment handoff is complete.
    void
    start()
    Perform any initial setup.

  • Method Details

    • registerSegmentHandoffCallback

      boolean registerSegmentHandoffCallback(SegmentDescriptor descriptor, Executor exec, Runnable handOffRunnable)
      register a handOffCallback to be called when segment handoff is complete.
      Parameters:
      descriptor - segment descriptor for the segment for which handoffCallback is requested
      exec - executor used to call the runnable
      handOffRunnable - runnable to be called when segment handoff is complete

    • start

      void start()
      Perform any initial setup. Should be called before using any other methods, and should be paired with a corresponding call to close().

    • close

      void close()
      Perform any final processing and clean up after ourselves.
      Specified by:
      close in interface AutoCloseable
      Specified by:
      close in interface Closeable