org.jgroups.auth

Class RegexMembership

java.lang.Object

org.jgroups.auth.AuthToken

org.jgroups.auth.RegexMembership

All Implemented Interfaces:

Streamable

public class RegexMembership
extends AuthToken

Matches the IP address or logical name of a joiner against a regular expression and accepts or rejects based on pattern matching

Author:

Bela Ban

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	match_ip_address
protected boolean	match_logical_name
protected String	match_string
protected Pattern	pattern

Fields inherited from class org.jgroups.auth.AuthToken

auth, log

Constructor Summary

Constructors

Constructor and Description
RegexMembership()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	authenticate(AuthToken token, Message msg) This method should be implemented to perform the actual authentication of joining members.
String	getName() Used to return the full package and class name of the implementation.
void	init()
void	readFrom(DataInput in) Required to deserialize the object when read in from the wire
void	writeTo(DataOutput out) Write the entire state of the current object (including superclasses) to outstream.

Methods inherited from class org.jgroups.auth.AuthToken

setAuth

Methods inherited from class java.lang.Object

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

Field Detail

match_string

protected String match_string

match_ip_address

protected boolean match_ip_address

match_logical_name

protected boolean match_logical_name

pattern

protected Pattern pattern

Constructor Detail

RegexMembership

public RegexMembership()

Method Detail

getName

public 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

init

public void init()

Overrides:

init in class AuthToken

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.

writeTo

public void writeTo(DataOutput out)
             throws Exception

Description copied from interface: Streamable

Write the entire state of the current object (including superclasses) to outstream. Note that the output stream must not be closed

Throws:

Exception

readFrom

public void readFrom(DataInput in)
              throws Exception

Required to deserialize the object when read in from the wire

Parameters:

in -

Throws:

Exception