*
     * @param body the general settings data to update
     * @return JSON response with update status
     */
    @Execute
    public JsonResponse<ApiResult> put$index(final EditBody body) {
        validateApi(body, messages -> {});
        final EditBody newBody = new EditBody();
        AdminGeneralAction.updateForm(fessConfig, newBody);

        Collection<Integer> indexes, int scale, double[] dataset) {
      Arrays.sort(dataset);
      ImmutableMap.Builder<Integer, Double> builder = ImmutableMap.builder();
      for (int index : indexes) {
        builder.put(index, singleQuantileFromSorted(index, scale, dataset));
      }
      return builder.buildOrThrow();
    }

    private double singleQuantileFromSorted(int index, int scale, double[] dataset) {

        Collection<Integer> indexes, int scale, double[] dataset) {
      Arrays.sort(dataset);
      ImmutableMap.Builder<Integer, Double> builder = ImmutableMap.builder();
      for (int index : indexes) {
        builder.put(index, singleQuantileFromSorted(index, scale, dataset));
      }
      return builder.buildOrThrow();
    }

    private double singleQuantileFromSorted(int index, int scale, double[] dataset) {

        Metadata.Builder mb = Metadata.builder();
        for (int i = 1; i <= numIndices; i++) {
            mb.put(
                IndexMetadata.builder("test_" + i)
                    .settings(Settings.builder().put("index.version.created", Version.CURRENT))
                    .numberOfShards(numShards)
                    .numberOfReplicas(numReplicas)
            );
        }
        Metadata metadata = mb.build();