}

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

            @Override
            public int getNumberOfNodes() {
                return 3;
            }

            @Override
            public int getNumberOfDataNodes() {
                return 3;
            }

            @Override

                    esClient.admin().cluster().prepareHealth().execute().actionGet(fessConfig.getIndexHealthTimeout());
            engineObj.clusterName = response.getClusterName();
            engineObj.numberOfNodes = response.getNumberOfNodes();
            engineObj.numberOfDataNodes = response.getNumberOfDataNodes();
            engineObj.activePrimaryShards = response.getActivePrimaryShards();
            engineObj.activeShards = response.getActiveShards();