ChallengeNegotiator (Net4j Utilities Documentation)

java.lang.Object
- org.eclipse.net4j.util.event.Notifier
- - org.eclipse.net4j.util.lifecycle.Lifecycle
  - - org.eclipse.net4j.util.fsm.FiniteStateMachine<STATE,EVENT,INegotiationContext>
    - - org.eclipse.net4j.util.security.Negotiator<IChallengeResponse.State,IChallengeResponse.Event>
      - org.eclipse.net4j.util.security.ChallengeResponseNegotiator
        
        org.eclipse.net4j.util.security.ChallengeNegotiator

All Implemented Interfaces:

INotifier, ILifecycle, ILifecycle.DeferrableActivation, IChallengeResponse, INegotiationContext.Receiver, INegotiator
```
public class ChallengeNegotiator
extends ChallengeResponseNegotiator
```

Nested Class Summary
- Nested classes/interfaces inherited from class org.eclipse.net4j.util.security.ChallengeResponseNegotiator
  ChallengeResponseNegotiator.Transition
- Nested classes/interfaces inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine
  FiniteStateMachine.ChangeStateTransition, FiniteStateMachine.FailTransition, FiniteStateMachine.IgnoreTransition, FiniteStateMachine.StateChangedEvent
- Nested classes/interfaces inherited from interface org.eclipse.net4j.util.security.IChallengeResponse
  IChallengeResponse.Event, IChallengeResponse.State
- Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle
  ILifecycle.DeferrableActivation

Field Summary

Fields
Modifier and Type Field and Description

static int DEFAULT_TOKEN_LENGTH
- Fields inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine
  FAIL, IGNORE
- Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
  USE_LABEL
- Fields inherited from interface org.eclipse.net4j.util.security.IChallengeResponse
  ACKNOWLEDGE_FAILURE, ACKNOWLEDGE_SUCCESS

Fields
Modifier and Type	Field and Description
`static int`	`DEFAULT_TOKEN_LENGTH`

Constructor Summary

Constructors
Constructor and Description

ChallengeNegotiator()

Constructors
Constructor and Description
`ChallengeNegotiator()`

Method Summary

Methods
Modifier and Type	Method and Description
`protected void`	`createChallenge(INegotiationContext context, ByteBuffer challenge)`
`protected byte[]`	`createRandomToken()`
`protected void`	`doBeforeActivate()`
`protected byte[]`	`encryptToken(String userID, byte[] token)`
`IRandomizer`	`getRandomizer()`
`int`	`getTokenLength()`
`IUserManager`	`getUserManager()`
`protected boolean`	`handleResponse(INegotiationContext context, ByteBuffer response)`
`void`	`setRandomizer(IRandomizer randomizer)`
`void`	`setTokenLength(int tokenLength)`
`void`	`setUserManager(IUserManager userManager)`

Methods inherited from class org.eclipse.net4j.util.security.ChallengeResponseNegotiator
getEncryptionAlgorithmName, getEncryptionIterationCount, getEncryptionSaltBytes, getState, handleAcknowledgement, handleChallenge, setEncryptionAlgorithmName, setEncryptionIterationCount, setEncryptionSaltBytes, setState

Methods inherited from class org.eclipse.net4j.util.security.Negotiator
getBufferEvent, getFailureState, getInitialState, getStartEvent, getSuccessState, handleFailure, handleSuccess, isInitiator, negotiate, postProcess, receiveBuffer

Methods inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine
changeState, createFailTransition, createIgnoreTransition, formatFailMessage, formatIgnoreMessage, formatProcessMessage, getEvents, getStates, getTransition, init, init, initAll, initAll, initEvents, initEvents, initStates, initStates, process

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

Methods inherited from class org.eclipse.net4j.util.event.Notifier
addListener, fireEvent, fireEvent, fireEvent, fireThrowable, firstListenerAdded, getListeners, getNotificationService, hasListeners, lastListenerRemoved, 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 Detail
- DEFAULT_TOKEN_LENGTH
```
public static final int DEFAULT_TOKEN_LENGTH
```
  See Also:
  Constant Field Values

Constructor Detail
- ChallengeNegotiator
```
public ChallengeNegotiator()
```

Method Detail

getTokenLength
```
public int getTokenLength()
```

setTokenLength

public void setTokenLength(int tokenLength)

getRandomizer
```
public IRandomizer getRandomizer()
```

setRandomizer

public void setRandomizer(IRandomizer randomizer)

getUserManager
```
public IUserManager getUserManager()
```

setUserManager

public void setUserManager(IUserManager userManager)

doBeforeActivate
```
protected void doBeforeActivate()
                         throws Exception
```
Overrides:

doBeforeActivate in class ChallengeResponseNegotiator

Throws:

Exception

createRandomToken
```
protected byte[] createRandomToken()
```

encryptToken

protected byte[] encryptToken(String userID,
                  byte[] token)
                       throws NegotiationException

Throws:: NegotiationException

createChallenge

protected void createChallenge(INegotiationContext context,
                   ByteBuffer challenge)

Overrides:: createChallenge in class ChallengeResponseNegotiator

handleResponse

protected boolean handleResponse(INegotiationContext context,
                     ByteBuffer response)

Overrides:: handleResponse in class ChallengeResponseNegotiator

Class ChallengeNegotiator

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.net4j.util.security.ChallengeResponseNegotiator

Nested classes/interfaces inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.security.IChallengeResponse

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

Field Summary

Fields inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine

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

Fields inherited from interface org.eclipse.net4j.util.security.IChallengeResponse

Constructor Summary

Method Summary

Methods inherited from class org.eclipse.net4j.util.security.ChallengeResponseNegotiator

Methods inherited from class org.eclipse.net4j.util.security.Negotiator

Methods inherited from class org.eclipse.net4j.util.fsm.FiniteStateMachine

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 Detail

DEFAULT_TOKEN_LENGTH

Constructor Detail

ChallengeNegotiator

Method Detail

getTokenLength

setTokenLength

getRandomizer

setRandomizer

getUserManager

setUserManager

doBeforeActivate

createRandomToken

encryptToken

createChallenge

handleResponse