Package org.apache.druid.discovery

Interface DruidLeaderSelector.Listener

Enclosing interface:
DruidLeaderSelector
public static interface DruidLeaderSelector.Listener

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    becomeLeader()
    Notification that this node should start activities to be done by the leader.
    void
    stopBeingLeader()
    Notification that this node should stop activities which are done by the leader.

  • Method Details

    • becomeLeader

      void becomeLeader()
      Notification that this node should start activities to be done by the leader. If this method throws an exception, the implementation should resign leadership in the underlying system such as curator.

    • stopBeingLeader

      void stopBeingLeader()
      Notification that this node should stop activities which are done by the leader. If this method throws an exception, an alert should be created.