Package ai.libs.jaicore.basic.kvstore

Class KVStoreCollectionOneLayerPartition

java.lang.Object

ai.libs.jaicore.basic.kvstore.KVStoreCollectionOneLayerPartition

All Implemented Interfaces:

java.lang.Iterable<java.util.Map.Entry<java.lang.String,KVStoreCollection>>

public class KVStoreCollectionOneLayerPartition
extends java.lang.Object
implements java.lang.Iterable<java.util.Map.Entry<java.lang.String,KVStoreCollection>>

Automatically partitions a KVStoreCollection according to the values of the partitioning key when KVStores or KVStoreCollections are added.

Constructor Summary

Constructors

Constructor	Description
KVStoreCollectionOneLayerPartition(java.lang.String firstLevelKey)	Creates an empty two layer KVStorCollection partition.
KVStoreCollectionOneLayerPartition(java.lang.String partitionKey, KVStoreCollection collection)	Creates an empty two layer KVStoreCollection partition.

Method Summary

Modifier and Type	Method	Description
void	add(org.api4.java.datastructure.kvstore.IKVStore store)	Adds a signle KVStore to this KVStoreCollectionOneLayerPartition.
void	addAll(KVStoreCollection collection)	Adds an entire to this {@link KVStoreCollectionOneLayerPartition}.
java.util.Set<java.util.Map.Entry<java.lang.String,KVStoreCollection>>	entrySet()
java.util.Map<java.lang.String,KVStoreCollection>	getData()
java.util.Iterator<java.util.Map.Entry<java.lang.String,KVStoreCollection>>	iterator()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

KVStoreCollectionOneLayerPartition

public KVStoreCollectionOneLayerPartition(java.lang.String partitionKey,
                                          KVStoreCollection collection)

Creates an empty two layer KVStoreCollection partition.

Parameters:

partitionKey - The field name for the partitioning key.

collection - The KVStoreCollection to initialize this partition.

KVStoreCollectionOneLayerPartition

public KVStoreCollectionOneLayerPartition(java.lang.String firstLevelKey)

Creates an empty two layer KVStorCollection partition.

Parameters:

partitionKey - The field name for the first level partition.

Method Detail

getData

public java.util.Map<java.lang.String,KVStoreCollection> getData()

add

public void add(org.api4.java.datastructure.kvstore.IKVStore store)

Adds a signle KVStore to this KVStoreCollectionOneLayerPartition.

Parameters:

store -

addAll

public void addAll(KVStoreCollection collection)

Adds an entire to this {@link KVStoreCollectionOneLayerPartition}.

Parameters:

collection - The collection to be added to this partition.

entrySet

public java.util.Set<java.util.Map.Entry<java.lang.String,KVStoreCollection>> entrySet()

Returns:

The set of entries of this partition.

iterator

public java.util.Iterator<java.util.Map.Entry<java.lang.String,KVStoreCollection>> iterator()

Specified by:

iterator in interface java.lang.Iterable<java.util.Map.Entry<java.lang.String,KVStoreCollection>>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object