final String source;
                if (numberOfReplicas > 0) {
                    source = "{\"settings\":{\"index\":{\"number_of_shards\":" + numberOfShards
                            + ",\"number_of_replicas\":0,\"auto_expand_replicas\":\"0-" + numberOfReplicas + "\"}}}";
                } else {

index.document.crawler.queue.number_of_shards=10
index.document.crawler.data.number_of_shards=10
index.document.crawler.filter.number_of_shards=10
index.document.crawler.queue.number_of_replicas=1
index.document.crawler.data.number_of_replicas=1
index.document.crawler.filter.number_of_replicas=1
index.config.index=fess_config
index.user.index=fess_user
index.log.index=fess_log
index.dictionary.prefix=

# doc management

{
  "settings": {
    "index": {
      "codec": "${fess.index.codec}",
      "refresh_interval": "1s",
      "number_of_shards": "${fess.index.number_of_shards}",
      "number_of_replicas": 0,
      "auto_expand_replicas": "${fess.index.auto_expand_replicas}"
    },
    "analysis": {
      "char_filter": {
        "mapping_fa_filter": {
          "type": "mapping",
          "mappings_path": "${fess.dictionary.path}fa/mapping.txt"
        },