org.apache.hadoop.hbase.io.hfile

Class RandomDistribution.Flat

java.lang.Object

org.apache.hadoop.hbase.io.hfile.RandomDistribution.Flat

All Implemented Interfaces:

RandomDistribution.DiscreteRNG

Enclosing class:

RandomDistribution

public static final class RandomDistribution.Flat
extends Object
implements RandomDistribution.DiscreteRNG

P(i)=1/(max-min)

Field Summary

Fields

Modifier and Type	Field and Description
private int	max
private int	min
private Random	random

Constructor Summary

Constructors

Constructor and Description
Flat(Random random, int min, int max) Generate random integers from min (inclusive) to max (exclusive) following even distribution.

Method Summary

Modifier and Type	Method and Description
int	nextInt() Get the next random number

Methods inherited from class java.lang.Object

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

Field Detail

random

private final Random random

min

private final int min

max

private final int max

Constructor Detail

Flat

public Flat(Random random,
            int min,
            int max)

Generate random integers from min (inclusive) to max (exclusive) following even distribution.

Parameters:

random - The basic random number generator.

min - Minimum integer

max - maximum integer (exclusive).

Method Detail

nextInt

public int nextInt()

Description copied from interface: RandomDistribution.DiscreteRNG

Get the next random number

Specified by:

nextInt in interface RandomDistribution.DiscreteRNG

Returns:

the next random number.

See Also:

RandomDistribution.DiscreteRNG.nextInt()