edu.iu.harp.keyval

Class Long2DoubleKVTable

java.lang.Object

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

edu.iu.harp.keyval.KVTable<Long2DoubleKVPartition>

edu.iu.harp.keyval.Long2DoubleKVTable

public class Long2DoubleKVTable
extends KVTable<Long2DoubleKVPartition>

A KVTable manages Long2DoubleKVPartition

Constructor Summary

Constructors

Constructor and Description
Long2DoubleKVTable(int tableID, TypeDoubleCombiner combiner)

Method Summary

Modifier and Type	Method and Description
void	addKeyVal(long key, double val) Add a new key-value pair to the table.
double	getVal(long 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

Long2DoubleKVTable

public Long2DoubleKVTable(int tableID,
                          TypeDoubleCombiner combiner)

Method Detail

addKeyVal

public void addKeyVal(long key,
                      double 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 double getVal(long key)

Get the value associated with the key

Parameters:

key - the key

Returns:

the value