org.eclipse.net4j.util.security.Randomizer

All Implemented Interfaces:: INotifier, INotifier.INotifier2, IDeactivateable, ILifecycle, ILifecycle.DeferrableActivation, IRandomizer

public class Randomizer extends Lifecycle implements IRandomizer

Author:: Eike Stepper

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle
ILifecycle.DeferrableActivation

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier
INotifier.INotifier2
Field Summary

Fields

Modifier and Type

Field

Description

static final String

ALGORITHM_SHA1PRNG

static final String

DEFAULT_ALGORITHM_NAME

Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
USE_LABEL
Constructor Summary

Constructors

Constructor

Description

Randomizer()
Method Summary

Modifier and Type

Method

Description

protected void

doActivate()

protected void

doBeforeActivate()

protected void

doDeactivate()

byte[]

generateSeed(int numBytes)

String

getAlgorithm()

String

getAlgorithmName()

String

getProviderName()

boolean

nextBoolean()

void

nextBytes(byte[] bytes)

double

nextDouble()

float

nextFloat()

double

nextGaussian()

int

nextInt()

int

nextInt(int n)

long

nextLong()

String

nextString(int length, String alphabet)

void

setAlgorithmName(String algorithmName)

void

setProviderName(String providerName)

void

setSeed(byte[] seed)

void

setSeed(long seed)

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
activate, checkActive, checkArg, checkArg, checkInactive, checkNull, checkState, checkState, deactivate, deferredActivate, doAfterActivate, doBeforeDeactivate, dump, getLifecycleState, isActive, isDeferredActivation, toString

Methods inherited from class org.eclipse.net4j.util.event.Notifier
addListener, addUniqueListener, fireEvent, fireEvent, fireEvent, fireThrowable, firstListenerAdded, getListeners, getNotificationService, hasListener, hasListeners, lastListenerRemoved, listenerAdded, listenerRemoved, removeListener

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.eclipse.net4j.util.event.INotifier
addListener, getListeners, hasListeners, removeListener

Field Details
- ALGORITHM_SHA1PRNG
  
  public static final String ALGORITHM_SHA1PRNG
  See Also:
  
  Constant Field Values
- DEFAULT_ALGORITHM_NAME
  
  public static final String DEFAULT_ALGORITHM_NAME
  See Also:
  
  Constant Field Values
Constructor Details
- Randomizer
  
  public Randomizer()
Method Details
- getAlgorithmName
  
  public String getAlgorithmName()
- setAlgorithmName
  
  public void setAlgorithmName(String algorithmName)
- getProviderName
  
  public String getProviderName()
- setProviderName
  
  public void setProviderName(String providerName)
- setSeed
  
  public void setSeed(byte[] seed)
- setSeed
  
  public void setSeed(long seed)
- nextBoolean
  
  public boolean nextBoolean()
  
  Specified by:
  
  nextBoolean in interface IRandomizer
- nextDouble
  
  public double nextDouble()
  
  Specified by:
  
  nextDouble in interface IRandomizer
- nextFloat
  
  public float nextFloat()
  
  Specified by:
  
  nextFloat in interface IRandomizer
- nextGaussian
  
  public double nextGaussian()
  
  Specified by:
  
  nextGaussian in interface IRandomizer
- nextInt
  
  public int nextInt()
  
  Specified by:
  
  nextInt in interface IRandomizer
- nextInt
  
  public int nextInt(int n)
  
  Specified by:
  
  nextInt in interface IRandomizer
- nextLong
  
  public long nextLong()
  
  Specified by:
  
  nextLong in interface IRandomizer
- generateSeed
  
  public byte[] generateSeed(int numBytes)
  
  Specified by:
  
  generateSeed in interface IRandomizer
- getAlgorithm
  
  public String getAlgorithm()
- nextBytes
  
  public void nextBytes(byte[] bytes)
  
  Specified by:
  
  nextBytes in interface IRandomizer
- nextString
  
  public String nextString(int length, String alphabet)
  
  Specified by:
  
  nextString in interface IRandomizer
- doBeforeActivate
  
  protected void doBeforeActivate() throws Exception
  
  Overrides:
  
  doBeforeActivate in class Lifecycle
  
  Throws:
  
  Exception
- doActivate
  
  protected void doActivate() throws Exception
  
  Overrides:
  
  doActivate in class Lifecycle
  
  Throws:
  
  Exception
- doDeactivate
  
  protected void doDeactivate() throws Exception
  
  Overrides:
  
  doDeactivate in class Lifecycle
  
  Throws:
  
  Exception

Class Randomizer

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier

Field Summary

Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Constructor Summary

Method Summary

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Methods inherited from class org.eclipse.net4j.util.event.Notifier

Methods inherited from class java.lang.Object

Methods inherited from interface org.eclipse.net4j.util.event.INotifier

Field Details

ALGORITHM_SHA1PRNG

DEFAULT_ALGORITHM_NAME

Constructor Details

Randomizer

Method Details

getAlgorithmName

setAlgorithmName

getProviderName

setProviderName

setSeed

setSeed

nextBoolean

nextDouble

nextFloat

nextGaussian

nextInt

nextInt

nextLong

generateSeed

getAlgorithm

nextBytes

nextString

doBeforeActivate

doActivate

doDeactivate