Package org.apache.storm.redis.trident.state

Class RedisClusterMapState<T>

java.lang.Object

org.apache.storm.redis.trident.state.AbstractRedisMapState<T>

org.apache.storm.redis.trident.state.RedisClusterMapState<T>

Type Parameters:

T - value's type class

All Implemented Interfaces:

IBackingMap<T>

public class RedisClusterMapState<T>
extends AbstractRedisMapState<T>

IBackingMap implementation for Redis Cluster environment.

See Also:

AbstractRedisMapState

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	RedisClusterMapState.Factory	RedisClusterMapState.Factory provides Redis Cluster environment version of StateFactory.

Field Summary

Fields inherited from class org.apache.storm.redis.trident.state.AbstractRedisMapState

DEFAULT_SERIALIZERS

Constructor Summary

Constructors

Constructor	Description
RedisClusterMapState(redis.clients.jedis.JedisCluster jedisCluster, Options options, Serializer<T> serializer, KeyFactory keyFactory)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected KeyFactory	getKeyFactory()	Returns KeyFactory which is used for converting state key -> Redis key.
protected Serializer	getSerializer()	Returns Serializer which is used for serializing tuple value and deserializing Redis value.
static StateFactory	nonTransactional(JedisClusterConfig jedisClusterConfig)	Provides StateFactory for non transactional.
static StateFactory	nonTransactional(JedisClusterConfig jedisClusterConfig, RedisDataTypeDescription dataTypeDescription)	Provides StateFactory for non transactional.
static StateFactory	nonTransactional(JedisClusterConfig jedisClusterConfig, KeyFactory factory)	Provides StateFactory for non transactional.
static StateFactory	nonTransactional(JedisClusterConfig jedisClusterConfig, Options<Object> opts)	Provides StateFactory for non transactional.
static StateFactory	opaque(JedisClusterConfig jedisClusterConfig)	Provides StateFactory for opaque transactional.
static StateFactory	opaque(JedisClusterConfig jedisClusterConfig, RedisDataTypeDescription dataTypeDescription)	Provides StateFactory for opaque transactional.
static StateFactory	opaque(JedisClusterConfig jedisClusterConfig, KeyFactory factory)	Provides StateFactory for opaque transactional.
static StateFactory	opaque(JedisClusterConfig jedisClusterConfig, Options<OpaqueValue> opts)	Provides StateFactory for opaque transactional.
protected List<String>	retrieveValuesFromRedis(List<String> keys)	Retrieves values from Redis that each value is corresponding to each key.
static StateFactory	transactional(JedisClusterConfig jedisClusterConfig)	Provides StateFactory for transactional.
static StateFactory	transactional(JedisClusterConfig jedisClusterConfig, RedisDataTypeDescription dataTypeDescription)	Provides StateFactory for transactional.
static StateFactory	transactional(JedisClusterConfig jedisClusterConfig, KeyFactory factory)	Provides StateFactory for transactional.
static StateFactory	transactional(JedisClusterConfig jedisClusterConfig, Options<TransactionalValue> opts)	Provides StateFactory for transactional.
protected void	updateStatesToRedis(Map<String,String> keyValues)	Updates (key, value) pairs to Redis.

Methods inherited from class org.apache.storm.redis.trident.state.AbstractRedisMapState

multiGet, multiPut

Methods inherited from class java.lang.Object

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

Constructor Detail

RedisClusterMapState

public RedisClusterMapState(redis.clients.jedis.JedisCluster jedisCluster,
                            Options options,
                            Serializer<T> serializer,
                            KeyFactory keyFactory)

Constructor.

Parameters:

jedisCluster - JedisCluster

options - options of State

serializer - Serializer

keyFactory - KeyFactory

Method Detail

opaque

public static StateFactory opaque(JedisClusterConfig jedisClusterConfig)

Provides StateFactory for opaque transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

Returns:

StateFactory

opaque

public static StateFactory opaque(JedisClusterConfig jedisClusterConfig,
                                  RedisDataTypeDescription dataTypeDescription)

Provides StateFactory for opaque transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

dataTypeDescription - definition of data type

Returns:

StateFactory

opaque

public static StateFactory opaque(JedisClusterConfig jedisClusterConfig,
                                  KeyFactory factory)

Provides StateFactory for opaque transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

factory - key factory

Returns:

StateFactory

opaque

public static StateFactory opaque(JedisClusterConfig jedisClusterConfig,
                                  Options<OpaqueValue> opts)

Provides StateFactory for opaque transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

opts - options of State

Returns:

StateFactory

transactional

public static StateFactory transactional(JedisClusterConfig jedisClusterConfig)

Provides StateFactory for transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

Returns:

StateFactory

transactional

public static StateFactory transactional(JedisClusterConfig jedisClusterConfig,
                                         RedisDataTypeDescription dataTypeDescription)

Provides StateFactory for transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

dataTypeDescription - definition of data type

Returns:

StateFactory

transactional

public static StateFactory transactional(JedisClusterConfig jedisClusterConfig,
                                         KeyFactory factory)

Provides StateFactory for transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

factory - key factory

Returns:

StateFactory

transactional

public static StateFactory transactional(JedisClusterConfig jedisClusterConfig,
                                         Options<TransactionalValue> opts)

Provides StateFactory for transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

opts - options of State

Returns:

StateFactory

nonTransactional

public static StateFactory nonTransactional(JedisClusterConfig jedisClusterConfig)

Provides StateFactory for non transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

Returns:

StateFactory

nonTransactional

public static StateFactory nonTransactional(JedisClusterConfig jedisClusterConfig,
                                            RedisDataTypeDescription dataTypeDescription)

Provides StateFactory for non transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

dataTypeDescription - definition of data type

Returns:

StateFactory

nonTransactional

public static StateFactory nonTransactional(JedisClusterConfig jedisClusterConfig,
                                            KeyFactory factory)

Provides StateFactory for non transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

factory - key factory

Returns:

StateFactory

nonTransactional

public static StateFactory nonTransactional(JedisClusterConfig jedisClusterConfig,
                                            Options<Object> opts)

Provides StateFactory for non transactional.

Parameters:

jedisClusterConfig - configuration for JedisCluster

opts - options of State

Returns:

StateFactory

getSerializer

protected Serializer getSerializer()

Returns Serializer which is used for serializing tuple value and deserializing Redis value.

Specified by:

getSerializer in class AbstractRedisMapState<T>

Returns:

serializer

getKeyFactory

protected KeyFactory getKeyFactory()

Returns KeyFactory which is used for converting state key -> Redis key.

Specified by:

getKeyFactory in class AbstractRedisMapState<T>

Returns:

key factory

retrieveValuesFromRedis

protected List<String> retrieveValuesFromRedis(List<String> keys)

Retrieves values from Redis that each value is corresponding to each key.

Specified by:

retrieveValuesFromRedis in class AbstractRedisMapState<T>

Parameters:

keys - keys having state values

Returns:

values which are corresponding to keys

updateStatesToRedis

protected void updateStatesToRedis(Map<String,String> keyValues)

Updates (key, value) pairs to Redis.

Specified by:

updateStatesToRedis in class AbstractRedisMapState<T>

Parameters:

keyValues - (key, value) pairs