com.github.pmerienne.trident.state.redis

Class RedisMapMultimapState<K1,K2,V>

java.lang.Object

com.github.pmerienne.trident.state.redis.AbstractRedisState<V>

com.github.pmerienne.trident.state.redis.RedisMapMultimapState<K1,K2,V>

All Implemented Interfaces:

ExtendedState<V>, MapMultimapState<K1,K2,V>, storm.trident.state.State

public class RedisMapMultimapState<K1,K2,V>
extends AbstractRedisState<V>
implements MapMultimapState<K1,K2,V>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RedisMapMultimapState.Factory<K1,K2,V>

Field Summary

Fields inherited from class com.github.pmerienne.trident.state.redis.AbstractRedisState

config, id, pool, serializer

Constructor Summary

Constructors

Constructor and Description
RedisMapMultimapState(String id)
RedisMapMultimapState(String id, RedisConfig config)

Method Summary

Methods

Modifier and Type	Method and Description
void	beginCommit(Long txid)
void	commit(Long txid)
V	get(K1 key, K2 subkey) Get the value stored at key, subkey.
Map<K2,V>	getAll(K1 key) Returns the nested map at key.
boolean	put(K1 key, K2 subkey, V value) Add a given value at key, subkey.

Methods inherited from class com.github.pmerienne.trident.state.redis.AbstractRedisState

flushAll, generateKey, generateKey, generateKey

Methods inherited from class java.lang.Object

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

Constructor Detail

RedisMapMultimapState

public RedisMapMultimapState(String id)

RedisMapMultimapState

public RedisMapMultimapState(String id,
                     RedisConfig config)

Method Detail

beginCommit

public void beginCommit(Long txid)

Specified by:

beginCommit in interface storm.trident.state.State

commit

public void commit(Long txid)

Specified by:

commit in interface storm.trident.state.State

put

public boolean put(K1 key,
          K2 subkey,
          V value)

Description copied from interface: MapMultimapState

Add a given value at key, subkey.

Specified by:

put in interface MapMultimapState<K1,K2,V>

Returns:

get

public V get(K1 key,
    K2 subkey)

Description copied from interface: MapMultimapState

Get the value stored at key, subkey.

Specified by:

get in interface MapMultimapState<K1,K2,V>

Returns:

the stored value or null if there's no mappings

getAll

public Map<K2,V> getAll(K1 key)

Description copied from interface: MapMultimapState

Returns the nested map at key. If there's no mappings, an empty Map is returned.

Specified by:

getAll in interface MapMultimapState<K1,K2,V>

Returns: