com.hazelcast.map.impl.mapstore

Class AbstractMapDataStore<K,V>

java.lang.Object

com.hazelcast.map.impl.mapstore.AbstractMapDataStore<K,V>

Type Parameters:

K - key type for map data store

V - value type for map data store

All Implemented Interfaces:

MapDataStore<K,V>

Direct Known Subclasses:

WriteBehindStore, WriteThroughStore

public abstract class AbstractMapDataStore<K,V>
extends Object
implements MapDataStore<K,V>

Abstract map data store contains common functionality of map data stores.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractMapDataStore(MapStoreWrapper store, InternalSerializationService serializationService)

Method Summary

Modifier and Type	Method and Description
MapStoreWrapper	getStore()
boolean	isPostProcessingMapStore()
Map	loadAll(Collection keys) Loads values for the provided keys if a MapLoader is configured for this map.
void	removeAll(Collection keys) Removes keys from map store.
protected Data	toHeapData(Object obj)
protected Object	toObject(Object obj)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.hazelcast.map.impl.mapstore.MapDataStore

add, addBackup, addTransient, flush, hardFlush, load, loadable, notFinishedOperationsCount, remove, removeBackup, reset, softFlush

Constructor Detail

AbstractMapDataStore

protected AbstractMapDataStore(MapStoreWrapper store,
                               InternalSerializationService serializationService)

Method Detail

loadAll

public Map loadAll(Collection keys)

Description copied from interface: MapDataStore

Loads values for the provided keys if a MapLoader is configured for this map. This method never returns null. The returned map will contain deserialised keys and values.

Specified by:

loadAll in interface MapDataStore<K,V>

Parameters:

keys - the keys for which values are loaded

Returns:

the map from deserialised key to deserialised value

See Also:

MapLoader.loadAll(Collection)

removeAll

public void removeAll(Collection keys)

Removes keys from map store. It also handles Data to object conversions of keys. Directly removes keys from map store as in write-through mode. It works same for write-behind and write-through stores.

Specified by:

removeAll in interface MapDataStore<K,V>

Parameters:

keys - to be removed

toObject

protected Object toObject(Object obj)

toHeapData

protected Data toHeapData(Object obj)

getStore

public MapStoreWrapper getStore()

isPostProcessingMapStore

public boolean isPostProcessingMapStore()

Specified by:

isPostProcessingMapStore in interface MapDataStore<K,V>