*/
  private enum EmptyModifiableIterator implements Iterator<Object> {
    INSTANCE;

    @Override
    public boolean hasNext() {
      return false;
    }

    @Override
    public Object next() {
      throw new NoSuchElementException();
    }

    @Override
    public void remove() {
      checkRemove(false);
    }
  }

  /**

    public String getStatus() {
        return admin().cluster().prepareHealth().execute().actionGet(ComponentUtil.getFessConfig().getIndexHealthTimeout()).getStatus()
                .name();
    }

    public void setRunner(final OpenSearchRunner runner) {
        this.runner = runner;
    }

    public boolean isEmbedded() {
        return this.runner != null;
    }

    public void usePipeline() {

            opLambda.callback(builder);
        }
    }

    public void setAvailable_Avg() {
        setAvailable_Avg(null);
    }

    public void setAvailable_Avg(ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        setAvailable_Avg("available", opLambda);
    }

    public void setAvailable_Avg(String name, ConditionOptionCall<AvgAggregationBuilder> opLambda) {

    public void setId_Equal(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setId_Term(id, opLambda);
    }

    public void setId_Term(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setId_Term(id, opLambda);
    }

    public void setId_Term(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setId_Term(id, opLambda);
    }

    public void setId_Term(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setId_Term(id, opLambda);
    }

    public void setId_Term(String id) {
        setId_Term(id, null);
    }

            opLambda.callback(builder);
        }
    }

    public void setCreatedBy_Terms() {
        setCreatedBy_Terms(null);
    }

    public void setCreatedBy_Terms(ConditionOptionCall<TermsAggregationBuilder> opLambda) {
        setCreatedBy_Terms("createdBy", opLambda, null);
    }

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setBoost_Avg() {
        setBoost_Avg(null);
    }

    public void setBoost_Avg(ConditionOptionCall<AvgAggregationBuilder> opLambda) {
        setBoost_Avg("boost", opLambda);
    }

    public void setBoost_Avg(String name, ConditionOptionCall<AvgAggregationBuilder> opLambda) {

    public void setId_Equal(String id) {
        setId_Term(id, null);
    }

    public void setId_Equal(String id, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setId_Term(id, opLambda);
    }

    public void setId_Term(String id) {
        setId_Term(id, null);
    }