public void delete() {
        try {
            if (!env.isClosed()) {
                throw new RuntimeException(("LMDB environment at {} is still open"));
            }

            lmdbEnvDir.delete();
        } catch (final RuntimeException e) {
            errorHandler.error(e);
            throw e;
        }
    }
Deletes {@link stroom.lmdb.LmdbEnv} from the filesystem if it is already closed.
stroom-lmdb/src/main/java/stroom/lmdb2/LmdbEnv.java