water.util

Class RandomBase

java.lang.Object

java.util.Random

water.util.RandomBase

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

RandomUtils.H2ORandomRNG, RandomUtils.MersenneTwisterRNG, RandomUtils.PCGRNG, RandomUtils.XorShiftRNG

public class RandomBase
extends java.util.Random

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RandomBase()
protected	RandomBase(long seed)

Method Summary

Modifier and Type	Method and Description
java.util.stream.DoubleStream	doubles()
java.util.stream.DoubleStream	doubles(double randomNumberOrigin, double randomNumberBound)
java.util.stream.DoubleStream	doubles(long streamSize)
java.util.stream.DoubleStream	doubles(long streamSize, double randomNumberOrigin, double randomNumberBound)
java.util.stream.IntStream	ints()
java.util.stream.IntStream	ints(int randomNumberOrigin, int randomNumberBound)
java.util.stream.IntStream	ints(long streamSize)
java.util.stream.IntStream	ints(long streamSize, int randomNumberOrigin, int randomNumberBound)
java.util.stream.LongStream	longs()
java.util.stream.LongStream	longs(long streamSize)
java.util.stream.LongStream	longs(long randomNumberOrigin, long randomNumberBound)
java.util.stream.LongStream	longs(long streamSize, long randomNumberOrigin, long randomNumberBound)
long	nextLong(long n) Returns a pseudorandom, uniformly distributed value between 0 (inclusive) and the specified value (exclusive).

Methods inherited from class java.util.Random

next, nextBoolean, nextBytes, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong, setSeed

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomBase

protected RandomBase()

RandomBase

protected RandomBase(long seed)

Method Detail

nextLong

public long nextLong(long n)

Returns a pseudorandom, uniformly distributed value between 0 (inclusive) and the specified value (exclusive).

Parameters:

n - the bound on the random number to be returned. Must be positive.

Returns:

the next value

Throws:

java.lang.IllegalArgumentException - if n is not positive

See Also:

ThreadLocalRandom.nextLong(long)

ints

public final java.util.stream.IntStream ints(long streamSize)

Overrides:

ints in class java.util.Random

ints

public final java.util.stream.IntStream ints()

Overrides:

ints in class java.util.Random

ints

public final java.util.stream.IntStream ints(long streamSize,
                                             int randomNumberOrigin,
                                             int randomNumberBound)

Overrides:

ints in class java.util.Random

ints

public final java.util.stream.IntStream ints(int randomNumberOrigin,
                                             int randomNumberBound)

Overrides:

ints in class java.util.Random

longs

public final java.util.stream.LongStream longs(long streamSize)

Overrides:

longs in class java.util.Random

longs

public final java.util.stream.LongStream longs()

Overrides:

longs in class java.util.Random

longs

public final java.util.stream.LongStream longs(long streamSize,
                                               long randomNumberOrigin,
                                               long randomNumberBound)

Overrides:

longs in class java.util.Random

longs

public final java.util.stream.LongStream longs(long randomNumberOrigin,
                                               long randomNumberBound)

Overrides:

longs in class java.util.Random

doubles

public final java.util.stream.DoubleStream doubles(long streamSize)

Overrides:

doubles in class java.util.Random

doubles

public final java.util.stream.DoubleStream doubles()

Overrides:

doubles in class java.util.Random

doubles

public final java.util.stream.DoubleStream doubles(long streamSize,
                                                   double randomNumberOrigin,
                                                   double randomNumberBound)

Overrides:

doubles in class java.util.Random

doubles

public final java.util.stream.DoubleStream doubles(double randomNumberOrigin,
                                                   double randomNumberBound)

Overrides:

doubles in class java.util.Random