question: private void resetRedo ( String name , TungstenProperties serviceProps , Map < String , String > progress ) { String clusterHome ; try { clusterHome = ClusterConfiguration . getClusterHome ( ) ; } catch ( ConfigurationException e ) { logger . error ( "Unable to locate cluster-home directory; ensure replicator is properly installed" , e ) ; return ; } String vmrrControlScriptName = "bin/vmrrd_" + name ; File vmrrControlScript = new File ( clusterHome , vmrrControlScriptName ) ; if ( vmrrControlScript . canExecute ( ) ) { logger . info ( "Found vmrr control script, trying to reset Oracle redo reader: " + vmrrControlScript . getAbsolutePath ( ) ) ; try { RedoReaderManager vmrrMgr = new RedoReaderManager ( ) ; vmrrMgr . setVmrrControlScript ( vmrrControlScript . getAbsolutePath ( ) ) ; vmrrMgr . setReplicateApplyName ( name ) ; vmrrMgr . initialize ( ) ; vmrrMgr . reset ( "NOW" ) ; } catch ( ReplicatorException e ) { logger . error ( "Unable to configure redo reader: " + e . getMessage ( ) , e ) ; } } }
target:  Resets the redo reader if it exists. This only exists for Oracle replication.