org.jgroups.auth
Class FixedMembershipToken

java.lang.Object
  extended by org.jgroups.auth.AuthToken
      extended by org.jgroups.auth.FixedMembershipToken
All Implemented Interfaces:
Streamable

public class FixedMembershipToken
extends AuthToken

The FixedMemberShipToken object predefines a list of IP addresses and ports that can join the group.

Configuration parameters for this example are shown below:

Author:
Chris Mills (millsy@jboss.com)

Field Summary
 
Fields inherited from class org.jgroups.auth.AuthToken
auth, log
 
Constructor Summary
FixedMembershipToken()
           
FixedMembershipToken(java.lang.String token)
           
 
Method Summary
 boolean authenticate(AuthToken token, Message msg)
          This method should be implemented to perform the actual authentication of joining members.
 java.lang.String getName()
          Used to return the full package and class name of the implementation.
 void readFrom(java.io.DataInput in)
          Required to deserialize the object when read in from the wire
 void setFixedMembersSeparator(java.lang.String value)
           
 void setMemberList(java.lang.String list)
           
 int size()
          The size of the marshalled AuthToken
 void writeTo(java.io.DataOutput out)
          Required to serialize the object to pass across the wire
 
Methods inherited from class org.jgroups.auth.AuthToken
init, setAuth
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FixedMembershipToken

public FixedMembershipToken()

FixedMembershipToken

public FixedMembershipToken(java.lang.String token)
Method Detail

getName

public java.lang.String getName()
Description copied from class: AuthToken
Used to return the full package and class name of the implementation. This is used by the AUTH protocol to create an instance of the implementation.

Specified by:
getName in class AuthToken
Returns:
a java.lang.String object of the package and class name

setFixedMembersSeparator

public void setFixedMembersSeparator(java.lang.String value)

authenticate

public boolean authenticate(AuthToken token,
                            Message msg)
Description copied from class: AuthToken
This method should be implemented to perform the actual authentication of joining members.

Specified by:
authenticate in class AuthToken
Parameters:
token - the token sent by the joiner
msg - the Message object containing the actual JOIN_REQ
Returns:
true if authenticaion passed or false if it failed.

setMemberList

public void setMemberList(java.lang.String list)

writeTo

public void writeTo(java.io.DataOutput out)
             throws java.lang.Exception
Required to serialize the object to pass across the wire

Parameters:
out -
Throws:
java.io.IOException
java.lang.Exception

readFrom

public void readFrom(java.io.DataInput in)
              throws java.lang.Exception
Required to deserialize the object when read in from the wire

Parameters:
in -
Throws:
java.lang.Exception

size

public int size()
Description copied from class: AuthToken
The size of the marshalled AuthToken

Specified by:
size in class AuthToken


Copyright © 1998-2012 Bela Ban / Red Hat. All Rights Reserved.