edu.iu.harp.keyval

Class Int2IntKVTable

java.lang.Object

edu.iu.harp.partition.Table<P>

edu.iu.harp.keyval.KVTable<Int2IntKVPartition>

edu.iu.harp.keyval.Int2IntKVTable

public class Int2IntKVTable
extends KVTable<Int2IntKVPartition>

A KVTable manages Int2IntKVPartitions

Constructor Summary

Constructors

Constructor and Description
Int2IntKVTable(int tableID, TypeIntCombiner combiner)

Method Summary

Modifier and Type	Method and Description
void	addKeyVal(int key, int val) Add a new key-value pair to the table.
protected int	getKVPartitionID(int key) Get the partition Id by key
int	getVal(int key) Get the value associated with the key

Methods inherited from class edu.iu.harp.partition.Table

addPartition, free, getCombiner, getNumPartitions, getPartition, getPartitionIDs, getPartitions, getTableID, insertPartition, isEmpty, release, removePartition

Methods inherited from class java.lang.Object

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

Constructor Detail

Int2IntKVTable

public Int2IntKVTable(int tableID,
                      TypeIntCombiner combiner)

Method Detail

addKeyVal

public void addKeyVal(int key,
                      int val)

Add a new key-value pair to the table. If the key exists, combine the old one and the new one, else, create a new partition and then add the new key-value pair to it.

Parameters:

key - the key

val - the value

getVal

public int getVal(int key)

Get the value associated with the key

Parameters:

key - the key

Returns:

the value

getKVPartitionID

protected int getKVPartitionID(int key)

Get the partition Id by key

Parameters:

key - the key

Returns:

the partition id