com.carrotsearch.randomizedtesting

Class AssertingRandom

java.lang.Object

java.util.Random

com.carrotsearch.randomizedtesting.AssertingRandom

All Implemented Interfaces:

Serializable

public final class AssertingRandom
extends Random

A random with a delegate, preventing Random.setSeed(long) and locked to be used by a single thread.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AssertingRandom(Thread owner, Random delegate) Creates an instance to be used by owner thread and delegating to delegate until destroy()ed.

Method Summary

Methods

Modifier and Type	Method and Description
protected Object	clone()
void	destroy() This object will no longer be usable after this method is called.
boolean	equals(Object obj)
int	hashCode()
protected int	next(int bits)
boolean	nextBoolean()
void	nextBytes(byte[] bytes)
double	nextDouble()
float	nextFloat()
double	nextGaussian()
int	nextInt()
int	nextInt(int n)
long	nextLong()
void	setSeed(long seed)
String	toString()

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AssertingRandom

public AssertingRandom(Thread owner,
               Random delegate)

Creates an instance to be used by owner thread and delegating to delegate until destroy()ed.

Method Detail

next

protected int next(int bits)

Overrides:

next in class Random

nextBoolean

public boolean nextBoolean()

Overrides:

nextBoolean in class Random

nextBytes

public void nextBytes(byte[] bytes)

Overrides:

nextBytes in class Random

nextDouble

public double nextDouble()

Overrides:

nextDouble in class Random

nextFloat

public float nextFloat()

Overrides:

nextFloat in class Random

nextGaussian

public double nextGaussian()

Overrides:

nextGaussian in class Random

nextInt

public int nextInt()

Overrides:

nextInt in class Random

nextInt

public int nextInt(int n)

Overrides:

nextInt in class Random

nextLong

public long nextLong()

Overrides:

nextLong in class Random

setSeed

public void setSeed(long seed)

Overrides:

setSeed in class Random

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

destroy

public void destroy()

This object will no longer be usable after this method is called.

clone

protected Object clone()
                throws CloneNotSupportedException

Overrides:

clone in class Object

Throws:

CloneNotSupportedException