{
  "hdfs" : {
    "index": "yaf",
    "batchSize": 5,
    "enabled" : true
  },
  "elasticsearch" : {
    "index": "yaf",
    "batchSize": 5,
    "enabled" : true
  },
  "solr" : {
    "index": "yaf",
    "batchSize": 5,
    "enabled" : true
  }
}