Package org.apache.storm.redis.trident

# Class WordCountStoreMapper

java.lang.Object
org.apache.storm.redis.trident.WordCountStoreMapper

All Implemented Interfaces:
  `Serializable`, `RedisMapper`, `RedisStoreMapper`, `TupleMapper`

public class WordCountStoreMapper extends Object implements RedisStoreMapper

See Also:
  - Serialized Form

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `WordCountStoreMapper()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `RedisDataTypeDescription`
  `getDataTypeDescription()`
  Returns descriptor which defines data type.
  `String`
  `getKeyFromTuple(ITuple tuple)`
  Extracts key from tuple.
  `String`
  `getValueFromTuple(ITuple tuple)`
  Extracts value from tuple.

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### WordCountStoreMapper

    public WordCountStoreMapper()

- ## Method Details

  - ### getDataTypeDescription

    public RedisDataTypeDescription getDataTypeDescription()
    Description copied from interface: `RedisMapper`
    Returns descriptor which defines data type.
    Specified by:
      `getDataTypeDescription` in interface `RedisMapper`
    Returns:
      data type descriptor

  - ### getKeyFromTuple

    public String getKeyFromTuple(ITuple tuple)
    Description copied from interface: `TupleMapper`
    Extracts key from tuple.
    Specified by:
      `getKeyFromTuple` in interface `TupleMapper`
    Parameters:
      `tuple` - source tuple
    Returns:
      key

  - ### getValueFromTuple

    public String getValueFromTuple(ITuple tuple)
    Description copied from interface: `TupleMapper`
    Extracts value from tuple.
    Specified by:
      `getValueFromTuple` in interface `TupleMapper`
    Parameters:
      `tuple` - source tuple
    Returns:
      value