jgroup.relacs.events
Class InstallAck

java.lang.Object
  jgroup.relacs.events.Event
      jgroup.relacs.events.InstallAck

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, EventTags

public final class InstallAck
extends Event

The DeliveryAck class represents a local message exchanged between members and the daemon; it is used by the member to notify the daemon that a view has been successfully installed.

Since:

Jgroup 0.1

Author:

Alberto Montresor

See Also:

Serialized Form

Field Summary

Fields inherited from class jgroup.relacs.events.Event

gid, tag

Fields inherited from interface jgroup.relacs.events.EventTags

DAEMON_FAILURE_EVENT, DELIVERY_ACK, DELIVERY_EVENT, INSTALL_ACK, INSTALL_EVENT, JOIN_REQUEST, LEAVE_REQUEST, MEMBER_LEFT_EVENT, MULTICAST_REQUEST, PREPARE_ACK, PREPARE_EVENT

Constructor Summary

InstallAck()
Default constructor for externalization.

InstallAck(int gid, int memberIndex)
Creates an InstallAck object storing the local identifier of the last installed view, and the member's position index in the array containing the view members.

Method Summary

int	getMemberIndex() Returns the position index of the member generating this InstallAck event in the array containing the members of the last installed view.
void	readExternal(java.io.ObjectInput in) Restores the content of this object from the marshalled data contained in the specified input stream.
void	writeExternal(java.io.ObjectOutput out) Marshals the content of this object to the specified output stream.

Methods inherited from class jgroup.relacs.events.Event

getGid, getTag, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

InstallAck

public InstallAck()

Default constructor for externalization.

InstallAck

public InstallAck(int gid,
                  int memberIndex)

Creates an InstallAck object storing the local identifier of the last installed view, and the member's position index in the array containing the view members.

Parameters:

gid - group identifier

memberIndex - index of the member position in the array containing the members of the last installed view

lastInstalled - local identifier of the last installed view

Method Detail

getMemberIndex

public int getMemberIndex()

Returns the position index of the member generating this InstallAck event in the array containing the members of the last installed view.

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Restores the content of this object from the marshalled data contained in the specified input stream.

Specified by:

readExternal in interface java.io.Externalizable

Overrides:

readExternal in class Event

Parameters:

in - the stream to be read

Throws:

java.io.IOException

java.lang.ClassNotFoundException

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Marshals the content of this object to the specified output stream.

Specified by:

writeExternal in interface java.io.Externalizable

Overrides:

writeExternal in class Event

Parameters:

out - the stream to be written

Throws:

java.io.IOException