org.spongycastle.util.test

Class FixedSecureRandom

java.lang.Object

java.util.Random

java.security.SecureRandom

org.spongycastle.util.test.FixedSecureRandom

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

TestRandomBigInteger, TestRandomData

public class FixedSecureRandom
extends java.security.SecureRandom

A secure random that returns pre-seeded data to calls of nextBytes() or generateSeed().

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FixedSecureRandom.BigInteger BigInteger Source - in this case we expect requests for data that will be used for BigIntegers.
static class	FixedSecureRandom.Data Data Source - in this case we just expect requests for byte arrays.
static class	FixedSecureRandom.Source Base class for sources of fixed "Randomness"

Constructor Summary

Constructors

Constructor and Description
FixedSecureRandom(byte[] value)
FixedSecureRandom(byte[][] values)
FixedSecureRandom(FixedSecureRandom.Source[] sources)

Method Summary

Modifier and Type	Method and Description
byte[]	generateSeed(int numBytes)
boolean	isExhausted()
void	nextBytes(byte[] bytes)
int	nextInt()
long	nextLong()

Methods inherited from class java.security.SecureRandom

getAlgorithm, getInstance, getInstance, getInstance, getInstanceStrong, getProvider, getSeed, next, setSeed, setSeed

Methods inherited from class java.util.Random

doubles, doubles, doubles, doubles, ints, ints, ints, ints, longs, longs, longs, longs, nextBoolean, nextDouble, nextFloat, nextGaussian, nextInt

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedSecureRandom

public FixedSecureRandom(byte[] value)

FixedSecureRandom

public FixedSecureRandom(byte[][] values)

FixedSecureRandom

public FixedSecureRandom(FixedSecureRandom.Source[] sources)

Method Detail

nextBytes

public void nextBytes(byte[] bytes)

Overrides:

nextBytes in class java.security.SecureRandom

generateSeed

public byte[] generateSeed(int numBytes)

Overrides:

generateSeed in class java.security.SecureRandom

nextInt

public int nextInt()

Overrides:

nextInt in class java.util.Random

nextLong

public long nextLong()

Overrides:

nextLong in class java.util.Random

isExhausted

public boolean isExhausted()