Package ome.services.blitz.redirect

Class ConfigRedirector

java.lang.Object

ome.services.blitz.redirect.AbstractRedirector

ome.services.blitz.redirect.ConfigRedirector

All Implemented Interfaces:

Redirector

public class ConfigRedirector
extends AbstractRedirector

Redirector implementation which uses the REDIRECT config key via LocalConfig to know which Node is currently active.

Since:

Beta-4.0-RC2

Nested Class Summary

Nested classes/interfaces inherited from interface ome.services.blitz.redirect.Redirector

Redirector.Context

Field Summary

Fields inherited from class ome.services.blitz.redirect.AbstractRedirector

executor, log, ROUTED_FROM

Constructor Summary

Constructors

Constructor	Description
ConfigRedirector(ome.services.util.Executor ex)

Method Summary

Modifier and Type	Method	Description
void	chooseNextRedirect(Redirector.Context ctx, java.util.Set<java.lang.String> nodeUuids)	Gives the Redirector a chance to configure the next appropriate redirect based on the Set of current Node uuids.
Glacier2.SessionPrx	getProxyOrNull(Redirector.Context ctx, java.lang.String userId, Glacier2.SessionControlPrx control, Ice.Current current)	Create or retrieve and returns a SessionPrx which the current method takes control of.
void	handleRingShutdown(Redirector.Context ctx, java.lang.String downUuid)	Gives the Redirector a chance to remove the current Ring when it is being shutdown.

Methods inherited from class ome.services.blitz.redirect.AbstractRedirector

alreadyRouted, findProxy, getRedirect, initializeRedirect, nodeProxyQuery, obtainProxy, proxyForSession

Methods inherited from class java.lang.Object

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

Constructor Detail

ConfigRedirector

public ConfigRedirector(ome.services.util.Executor ex)

Method Detail

getProxyOrNull

public Glacier2.SessionPrx getProxyOrNull(Redirector.Context ctx,
                                          java.lang.String userId,
                                          Glacier2.SessionControlPrx control,
                                          Ice.Current current)
                                   throws Glacier2.CannotCreateSessionException

Create or retrieve and returns a SessionPrx which the current method takes control of. If it is not returned, then it should be properly destroyed.

Specified by:

getProxyOrNull in interface Redirector

Overrides:

getProxyOrNull in class AbstractRedirector

Parameters:

userId - Not null.

control -

current -

Returns:

Possibly null.

Throws:

Glacier2.CannotCreateSessionException

See Also:

AbstractRedirector.ROUTED_FROM

chooseNextRedirect

public void chooseNextRedirect(Redirector.Context ctx,
                               java.util.Set<java.lang.String> nodeUuids)

Description copied from interface: Redirector

Gives the Redirector a chance to configure the next appropriate redirect based on the Set of current Node uuids.

handleRingShutdown

public void handleRingShutdown(Redirector.Context ctx,
                               java.lang.String downUuid)

Description copied from interface: Redirector

Gives the Redirector a chance to remove the current Ring when it is being shutdown.