org.apache.storm.trident.state.map

Class SnapshottableMap<T>

java.lang.Object

org.apache.storm.trident.state.map.SnapshottableMap<T>

All Implemented Interfaces:

MapState<T>, ReadOnlyMapState<T>, ReadOnlySnapshottable<T>, Snapshottable<T>, State

public class SnapshottableMap<T>
extends Object
implements MapState<T>, Snapshottable<T>

Constructor Summary

Constructors

Constructor and Description
SnapshottableMap(MapState<T> delegate, List<Object> snapshotKey)

Method Summary

Modifier and Type	Method and Description
void	beginCommit(Long txid)
void	commit(Long txid)
T	get()
List<T>	multiGet(List<List<Object>> keys)
void	multiPut(List<List<Object>> keys, List<T> vals)
List<T>	multiUpdate(List<List<Object>> keys, List<ValueUpdater> updaters)
void	set(T o)
T	update(ValueUpdater updater)

Methods inherited from class java.lang.Object

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

Constructor Detail

SnapshottableMap

public SnapshottableMap(MapState<T> delegate,
                        List<Object> snapshotKey)

Method Detail

multiGet

public List<T> multiGet(List<List<Object>> keys)

Specified by:

multiGet in interface ReadOnlyMapState<T>

multiUpdate

public List<T> multiUpdate(List<List<Object>> keys,
                           List<ValueUpdater> updaters)

Specified by:

multiUpdate in interface MapState<T>

multiPut

public void multiPut(List<List<Object>> keys,
                     List<T> vals)

Specified by:

multiPut in interface MapState<T>

beginCommit

public void beginCommit(Long txid)

Specified by:

beginCommit in interface State

commit

public void commit(Long txid)

Specified by:

commit in interface State

get

public T get()

Specified by:

get in interface ReadOnlySnapshottable<T>

update

public T update(ValueUpdater updater)

Specified by:

update in interface Snapshottable<T>

set

public void set(T o)

Specified by:

set in interface Snapshottable<T>