@Override
  public void initializeIndex(boolean loadEntries) throws IMQException {
    long startTime = System.nanoTime();
    evaluator.initializeIndex(loadEntries);
    internalIndexStats.incNumUpdates(((IMQEvaluator) evaluator).getTotalEntriesUpdated());
    long endTime = System.nanoTime();
    internalIndexStats.incUpdateTime(endTime - startTime);
  }
Get the index type

@return the type of index
geode-core/src/main/java/org/apache/geode/cache/query/internal/index/HashIndex.java