Package org.apache.cassandra.net

Interface RequestCallbackWithFailure<T>

All Superinterfaces:
RequestCallback<T>
All Known Implementing Classes:
FailureRecordingCallback, PaxosCleanupComplete, PaxosCleanupSession, PaxosCommit, PaxosFinishPrepareCleanup, PaxosPrepare, PaxosPrepareRefresh, PaxosPropose, PaxosRequestCallback, PaxosStartPrepareCleanup
public interface RequestCallbackWithFailure<T> extends RequestCallback<T>

  • Method Summary

    Modifier and Type
    Method
    Description
    default boolean
    invokeOnFailure()
    Returns true if the callback handles failure reporting - in which case the remove host will be asked to report failures to us in the event of a problem processing the request.
    void
    onFailure(InetAddressAndPort from, RequestFailureReason failureReason)
    Called when there is an exception on the remote node or timeout happens

    Methods inherited from interface org.apache.cassandra.net.RequestCallback

    onResponse, trackLatencyForSnitch

  • Method Details

    • onFailure

      void onFailure(InetAddressAndPort from, RequestFailureReason failureReason)
      Called when there is an exception on the remote node or timeout happens
      Specified by:
      onFailure in interface RequestCallback<T>

    • invokeOnFailure

      default boolean invokeOnFailure()
      Description copied from interface: RequestCallback
      Returns true if the callback handles failure reporting - in which case the remove host will be asked to report failures to us in the event of a problem processing the request. TODO: this is an error prone method, and we should be handling failures everywhere so we should probably just start doing that, and remove this method
      Specified by:
      invokeOnFailure in interface RequestCallback<T>
      Returns:
      true if the callback should be invoked on failure