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org.eclipse.net4j.util.security
Class ChallengeNegotiator

java.lang.Object
  extended by org.eclipse.net4j.util.event.Notifier
      extended by org.eclipse.net4j.util.lifecycle.Lifecycle
          extended by org.eclipse.net4j.util.fsm.FiniteStateMachine<STATE,EVENT,INegotiationContext>
              extended by org.eclipse.net4j.util.security.Negotiator<IChallengeResponse.State,IChallengeResponse.Event>
                  extended by org.eclipse.net4j.util.security.ChallengeResponseNegotiator
                      extended by 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
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
 
Constructor Summary
ChallengeNegotiator()
           
 
Method Summary
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
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Copyright (c) 2011, 2012 Eike Stepper (Berlin, Germany) and others.