org.apache.storm.redis.common.mapper

## Interface RedisFilterMapper

- All Superinterfaces:
    RedisMapper, Serializable, TupleMapper

      public interface RedisFilterMapper
      extends TupleMapper, RedisMapper

  RedisFilterMapper is for defining spec. which is used for querying value from Redis and filtering.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `declareOutputFields(OutputFieldsDeclarer declarer)` declare what are the fields that this code will output.

    - ### Methods inherited from interface org.apache.storm.redis.common.mapper.TupleMapper

      `getKeyFromTuple, getValueFromTuple`

    - ### Methods inherited from interface org.apache.storm.redis.common.mapper.RedisMapper

      `getDataTypeDescription`

- - ### Method Detail

    - #### declareOutputFields

          void declareOutputFields(OutputFieldsDeclarer declarer)

      declare what are the fields that this code will output.

      Parameters:
        `declarer` - OutputFieldsDeclarer

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