jgroup.relacs.events
Class InstallEvent

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

All Implemented Interfaces:

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

public final class InstallEvent
extends Event

The InstallEvent class represents a local message exchanged between members and the daemon; it is used by a daemon to notify members about a view to be installed.

Since:

Jgroup 1.2

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

InstallEvent()
Default constructor for externalization.

InstallEvent(int gid, View view, int hostIndex, int memberIndex)
Constructs a new view to be installed.

Method Summary

int	getHostIndex() Returns the position index of the local host in the array containing the hosts of the current view.
int	getMemberIndex() Returns the position index of the member that generated this event in the array containing the members of the current view.
View	getView() Returns the view to be installed
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

InstallEvent

public InstallEvent()

Default constructor for externalization.

InstallEvent

public InstallEvent(int gid,
                    View view,
                    int hostIndex,
                    int memberIndex)

Constructs a new view to be installed.

Method Detail

getHostIndex

public int getHostIndex()

Returns the position index of the local host in the array containing the hosts of the current view.

getMemberIndex

public int getMemberIndex()

Returns the position index of the member that generated this event in the array containing the members of the current view.

getView

public View getView()

Returns the view to be installed

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