org.jgroups.protocols

Class CoordGmsImpl

java.lang.Object

org.jgroups.protocols.GmsImpl

org.jgroups.protocols.CoordGmsImpl

public class CoordGmsImpl
extends GmsImpl

Field Summary

Fields inherited from class org.jgroups.protocols.GmsImpl

gms, log

Constructor Summary

Constructors

Constructor and Description
CoordGmsImpl(GMS g)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	handleJoin(Address mbr)
void	handleLeave(Address mbr, boolean suspected) Exclude mbr from the membership.
View	handleMerge(ViewId other_vid, java.util.Vector other_mbrs) Invoked by another coordinator that asks to merge its view with mine.
void	handleSuspect(Address mbr)
void	handleViewChange(ViewId new_view, java.util.Vector mbrs)
void	init()
void	join(Address mbr)
void	leave(Address mbr) The coordinator itself wants to leave the group
void	merge(java.util.Vector other_coords) Invoked upon receiving a MERGE event from the MERGE layer.
void	suspect(Address mbr)

Methods inherited from class org.jgroups.protocols.GmsImpl

handleDownEvent, handleUpEvent, iWouldBeCoordinator, wrongMethod

Methods inherited from class java.lang.Object

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

Constructor Detail

CoordGmsImpl

public CoordGmsImpl(GMS g)

Method Detail

init

public void init()

Specified by:

init in class GmsImpl

join

public void join(Address mbr)

Specified by:

join in class GmsImpl

leave

public void leave(Address mbr)

The coordinator itself wants to leave the group

Specified by:

leave in class GmsImpl

suspect

public void suspect(Address mbr)

Specified by:

suspect in class GmsImpl

merge

public void merge(java.util.Vector other_coords)

Invoked upon receiving a MERGE event from the MERGE layer. We have found a partition and should merge with them, then I will become a Participant.

Specified by:

merge in class GmsImpl

Parameters:

other_coords - A list of other coordinators found. In the current implementation the list only has a single element

handleJoin

public boolean handleJoin(Address mbr)

Specified by:

handleJoin in class GmsImpl

handleLeave

public void handleLeave(Address mbr,
               boolean suspected)

Exclude mbr from the membership. If suspected is true, then this member crashed and therefore is forced to leave, otherwise it is leaving voluntarily.

Specified by:

handleLeave in class GmsImpl

handleViewChange

public void handleViewChange(ViewId new_view,
                    java.util.Vector mbrs)

Specified by:

handleViewChange in class GmsImpl

handleMerge

public View handleMerge(ViewId other_vid,
               java.util.Vector other_mbrs)

Invoked by another coordinator that asks to merge its view with mine. I 'll be the new coordinator. We should flush our view, install a new view with all the members and return the new view that will be installed by the other coordinator before becoming a participant.

Specified by:

handleMerge in class GmsImpl

handleSuspect

public void handleSuspect(Address mbr)

Specified by:

handleSuspect in class GmsImpl