jgroup.upgrade
Class UpgradeManagerImpl

java.lang.Object
  jgroup.upgrade.UpgradeManagerImpl

All Implemented Interfaces:

java.rmi.Remote, ExternalGMIListener, UpgradeManager

public class UpgradeManagerImpl
extends java.lang.Object
implements UpgradeManager

Since:

Jgroup 1.2

Author:

Hein Meling

Constructor Summary

UpgradeManagerImpl(DependableRegistry dregistry)
Construct a local UpgradeManagerImpl instance.

Method Summary

void	downgradeGroup(AppConfig app) Downgrade the group for the given application.
void	upgradeGroup(AppConfig app) Upgrade the group for the specified application, with the applications required redundancy.

Methods inherited from class java.lang.Object

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

Constructor Detail

UpgradeManagerImpl

public UpgradeManagerImpl(DependableRegistry dregistry)
                   throws JgroupException,
                          java.rmi.RemoteException

Construct a local UpgradeManagerImpl instance.

Throws:

JgroupException - Raised if the upgrade manager could not be created for numerous reasons.

java.rmi.RemoteException - Raised if there was a problem with the dependable registry.

Method Detail

upgradeGroup

@Multicast
public void upgradeGroup(AppConfig app)
                  throws java.rmi.RemoteException,
                         UnknownGroupException,
                         ExecException

Upgrade the group for the specified application, with the applications required redundancy.

Specified by:

upgradeGroup in interface UpgradeManager

Parameters:

app - The application details required to upgrade the group.

Throws:

java.rmi.RemoteException - Raised if there was communication problems; only when invoked remotely.

UnknownGroupException - Raised if the specified application has no group in the system.

ExecException

downgradeGroup

@Multicast
public void downgradeGroup(AppConfig app)
                    throws java.rmi.RemoteException,
                           UnknownGroupException

Downgrade the group for the given application.

Specified by:

downgradeGroup in interface UpgradeManager

Parameters:

app - The application group to remove.

Throws:

java.rmi.RemoteException - Raised if there was communication problems; only when invoked remotely.

UnknownGroupException - Raised if the specified application has no group in the system.