hollow/src/main/java/com/netflix/hollow/api/producer/fs/HollowFilesystemBlobStorageCleaner.java
@Override
    public void cleanSnapshots() {
        File[] files = getFilesByType(HollowProducer.Blob.Type.SNAPSHOT.prefix);

        if(files == null || files.length <= numOfSnapshotsToKeep) {
            return;
        }

        sortByLastModified(files);

        for(int i= numOfSnapshotsToKeep; i < files.length; i++){
            File file = files[i];
            boolean deleted = file.delete();
            if(!deleted) {
                log.warning("Could not delete snapshot " + file.getPath());
            }
        }
    }
@Override
    public void cleanSnapshots() {
        File[] files = getFilesByType(HollowProducer.Blob.Type.SNAPSHOT.prefix);

        if(files == null || files.length <= numOfSnapshotsToKeep) {
            return;
        }

        sortByLastModified(files);

        for(int i= numOfSnapshotsToKeep; i < files.length; i++){
            File file = files[i];
            boolean deleted = file.delete();
            if(!deleted) {
                log.warning("Could not delete snapshot " + file.getPath());
            }
        }
    }
@ Override public void cleanSnapshots ( ) { File [ ] files = getFilesByType ( HollowProducer . Blob . Type . SNAPSHOT . prefix ) ; if ( files == null || files . length <= numOfSnapshotsToKeep ) { return ; } sortByLastModified ( files ) ; for ( int i = numOfSnapshotsToKeep ; i < files . length ; i ++ ) { File file = files [ i ] ; boolean deleted = file . delete ( ) ; if ( ! deleted ) { log . warning ( "Could not delete snapshot " + file . getPath ( ) ) ; } } }
Cleans snapshot to keep the last 'n' snapshots. Defaults to 5.
Cleans snapshot to keep the last n snapshots . Defaults to 5 .