org.exoplatform.services.jcr.ext.replication.priority
Class AbstractPriorityChecker

java.lang.Object
  org.exoplatform.services.jcr.ext.replication.priority.AbstractPriorityChecker

All Implemented Interfaces:

PacketListener

Direct Known Subclasses:

DynamicPriorityChecker, GenericPriorityChecker, StaticPriorityChecker

public abstract class AbstractPriorityChecker
extends java.lang.Object
implements PacketListener

Created by The eXo Platform SAS.

Version:

$Id: AbstractPriorityChecker.java 35186 2009-08-07 14:23:43Z pnedonosko $

Author:

Alex Reshetnyak

Field Summary

protected ChannelManager	channelManager The ChannalManager will be transmitted the Packets.
protected java.util.HashMap<java.lang.String,java.lang.Integer>	currentParticipants The HashMap of participants who are now online.
protected java.lang.String	identifier The identification string.
static int	MAX_PRIORITY The definition max priority value.
protected MemberListener	memberListener The MemberListener.
protected java.util.List<java.lang.String>	otherParticipants The list of names to other participants cluster.
protected java.lang.String	ownName The own name in cluster.
protected int	ownPriority The own priority value.

Constructor Summary

AbstractPriorityChecker(ChannelManager channelManager, int ownPriority, java.lang.String ownName, java.util.List<java.lang.String> otherParticipants)
AbstractPriorityChecker constructor.

Method Summary

void	informAll() informAll.
boolean	isAllOnline() isAllOnline.
boolean	isMaxOnline() isMaxOnline.
abstract boolean	isMaxPriority() isMaxPriority.
protected void	printOnlineMembers() printOnlineMembers.
abstract void	receive(Packet packet) receive.
void	setMemberListener(MemberListener memberListener) setMemberListener.
protected void	waitView() waitView.

Methods inherited from class java.lang.Object

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

Field Detail

MAX_PRIORITY

public static final int MAX_PRIORITY

The definition max priority value.

See Also:

Constant Field Values

channelManager

protected final ChannelManager channelManager

The ChannalManager will be transmitted the Packets.

ownPriority

protected final int ownPriority

The own priority value.

ownName

protected final java.lang.String ownName

The own name in cluster.

otherParticipants

protected final java.util.List<java.lang.String> otherParticipants

The list of names to other participants cluster.

currentParticipants

protected java.util.HashMap<java.lang.String,java.lang.Integer> currentParticipants

The HashMap of participants who are now online.

identifier

protected java.lang.String identifier

The identification string.

memberListener

protected MemberListener memberListener

The MemberListener.

Constructor Detail

AbstractPriorityChecker

public AbstractPriorityChecker(ChannelManager channelManager,
                               int ownPriority,
                               java.lang.String ownName,
                               java.util.List<java.lang.String> otherParticipants)

AbstractPriorityChecker constructor.

Parameters:

channelManager - the ChannelManager

ownPriority - the own priority value

ownName - the own name

otherParticipants - the list of names to other participants.

Method Detail

receive

public abstract void receive(Packet packet)

receive. Will be called this method when receive the Packet.

Specified by:

receive in interface PacketListener

Parameters:

packet - the Packet object.

informAll

public void informAll()

informAll. If was changed members in cluster, then will be called this method.

printOnlineMembers

protected void printOnlineMembers()

printOnlineMembers. Write to console the current members.

setMemberListener

public void setMemberListener(MemberListener memberListener)

setMemberListener.

Parameters:

memberListener - the MemberListener

isMaxPriority

public abstract boolean isMaxPriority()

isMaxPriority.

Returns:

boolean if current time this is max priority then return 'true'

isMaxOnline

public boolean isMaxOnline()

isMaxOnline.

Returns:

boolean if max priority member is online then return 'true'

isAllOnline

public boolean isAllOnline()

isAllOnline.

Returns:

boolean if all member is online then return 'true'

waitView

protected final void waitView()
                       throws java.lang.InterruptedException

waitView.

Throws:

java.lang.InterruptedException - Will be generated the InterruptedException