ElasticSearch Reader

{
  "job" : {
    "content" : [ {
      "reader": {
        "name": "esreader",
        "parameter": {
          "address": "kudu4:9200",
          "query": {
            "match_all": {}
          },
          "index": "tudou",
          "type": "doc",
          "batchSize": 1000,
          "username": "elastic",
          "password": "abc123",
          "timeout": 10,
          "column": [
            {
              "name": "id",
              "type": "integer"
            },{
              "name": "user_id",
              "type": "integer"
            },{
              "name": "name",
              "type": "string"
            }
          ]
        }
      },
      "writer": {
        "name": "streamwriter",
        "parameter": {
          "print": true
        }
      }
    }
    ],
    "setting" : {
      "restore" : {
        "maxRowNumForCheckpoint" : 0,
        "isRestore" : false,
        "restoreColumnName" : "",
        "restoreColumnIndex" : 0
      },
      "errorLimit" : {
        "record" : 0,
        "percentage" : 0
      },
      "speed" : {
        "bytes" : 1048576,
        "channel" : 1
      }
    }
  }
}