com.bigdata.service.jini.lookup
Class LoadBalancerClient

java.lang.Object
  com.bigdata.service.jini.lookup.AbstractCachingServiceClient<S>
      com.bigdata.service.jini.lookup.BigdataCachingServiceClient<ILoadBalancerService>
          com.bigdata.service.jini.lookup.LoadBalancerClient

public class LoadBalancerClient
extends BigdataCachingServiceClient<ILoadBalancerService>

Class handles discovery of an ILoadBalancerService. Clients are responsible for generating notification events.

Version:

$Id$

Author:

Bryan Thompson

Field Summary

Fields inherited from class com.bigdata.service.jini.lookup.AbstractCachingServiceClient

cacheMissTimeout, filter, log, lookupCache, serviceCache, template

Constructor Summary

LoadBalancerClient(JiniFederation fed, long timeout)

Method Summary

ILoadBalancerService

getLoadBalancerService() Return the ILoadBalancerService service from the cache -or- null if there is no such service in the cache and a remote lookup times out.

Methods inherited from class com.bigdata.service.jini.lookup.AbstractCachingServiceClient

destroyDiscoveredServices, destroyService, getLookupCache, getService, getService, getServiceCache, getServiceDiscoveryManager, getServiceItem, getServiceItem, getServiceItems, getServiceUUIDs, shutdownDiscoveredServices, shutdownService, terminate

Methods inherited from class java.lang.Object

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

Constructor Detail

LoadBalancerClient

public LoadBalancerClient(JiniFederation fed,
                          long timeout)
                   throws RemoteException

Throws:

RemoteException

Method Detail

getLoadBalancerService

public ILoadBalancerService getLoadBalancerService()

Return the ILoadBalancerService service from the cache -or- null if there is no such service in the cache and a remote lookup times out.

TODO:

handle multiple service instances for failover but always designate a primary.