lucene/src/main/java/com/twitter/elephantbird/mapreduce/input/LuceneIndexInputFormat.java
public static List<String> getQueries(Configuration conf) throws IOException {
    return Preconditions.checkNotNull(HadoopUtils.readStringListFromConfAsBase64(QUERIES_KEY, conf),
      "You must call LuceneIndexInputFormat.setQueries()");
  }
public static List<String> getQueries(Configuration conf) throws IOException {
    return Preconditions.checkNotNull(HadoopUtils.readStringListFromConfAsBase64(QUERIES_KEY, conf),
      "You must call LuceneIndexInputFormat.setQueries()");
  }
Get the queries to run over the indexes
These are the queries in the same form as they were passed to {@link #setQueries} above

@param conf job conf
@return queries as passed to {@link #setQueries}
@throws IOException