Package org.gridgain.tpcds.qgen.distribution

Class StringValuesDistribution

java.lang.Object

org.gridgain.tpcds.qgen.distribution.StringValuesDistribution

public class StringValuesDistribution
extends Object

Constructor Summary

Constructors

Constructor	Description
StringValuesDistribution(com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<String>> valuesLists, com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<Integer>> weightsLists)

Method Summary

Modifier and Type	Method	Description
static StringValuesDistribution	buildStringValuesDistribution(String valuesAndWeightsFilename, int numValueFields, int numWeightFields)
int	getSize()
String	getValueAtIndex(int valueListIndex, int valueIndex)
String	getValueForIndexModSize(long index, int valueListIndex)
int	getWeightForIndex(int index, int weightListIndex)
int	pickRandomIndex(int weightListIndex, RandomNumberStream stream)
String	pickRandomValue(int valueListIndex, int weightListIndex, RandomNumberStream stream)

Methods inherited from class java.lang.Object

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

Constructor Details

StringValuesDistribution

public StringValuesDistribution(com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<String>> valuesLists,
 com.google.common.collect.ImmutableList<com.google.common.collect.ImmutableList<Integer>> weightsLists)

Method Details

buildStringValuesDistribution

public static StringValuesDistribution buildStringValuesDistribution(String valuesAndWeightsFilename,
 int numValueFields,
 int numWeightFields)

pickRandomValue

public String pickRandomValue(int valueListIndex,
 int weightListIndex,
 RandomNumberStream stream)

getValueForIndexModSize

public String getValueForIndexModSize(long index,
 int valueListIndex)

pickRandomIndex

public int pickRandomIndex(int weightListIndex,
 RandomNumberStream stream)

getWeightForIndex

public int getWeightForIndex(int index,
 int weightListIndex)

getSize

public int getSize()

getValueAtIndex

public String getValueAtIndex(int valueListIndex,
 int valueIndex)