public static void cleanupBefore ( String pathname , long trackerNumber ) { for ( long tnum = trackerNumber - 1 ; tnum > 0 ; tnum -- ) { File oldDatabaseFile = new File ( pathname + datasetName + "." + tnum ) ; if ( ! oldDatabaseFile . exists ( ) ) break ; if ( oldDatabaseFile . delete ( ) ) { catalogInitLog . info ( "DatasetTrackerChronicle deleted {} " , oldDatabaseFile . getAbsolutePath ( ) ) ; } else { catalogInitLog . error ( "DatasetTrackerChronicle not able to delete {} " , oldDatabaseFile . getAbsolutePath ( ) ) ; } } }
delete old databases