@Override
    public URI getUri() {
      try {
        return new URI("mock:///");
      } catch (URISyntaxException err) {
        throw new IllegalArgumentException("huh?", err);
      }
    }
WARNING: detele(Path...) don't actually delete
ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestInputOutputFormat.java