class S3ChangeLogStore implements ChangeLogStore {

    @Override
    public void setLastModificationTimestamp(String newLastModTime) {
        if (newLastModTime == null) {
            lastModTime = 0;
        } else {
            lastModTime = Long.parseLong(newLastModTime);
        }
    }

    public  S3ChangeLogStore();
    public  S3ChangeLogStore(String awsRegion);

}