com.bigdata.service.jini.lookup
Class TransactionServiceClient

java.lang.Object
  com.bigdata.service.jini.lookup.AbstractCachingServiceClient<S>
      com.bigdata.service.jini.lookup.BigdataCachingServiceClient<ITransactionService>
          com.bigdata.service.jini.lookup.TransactionServiceClient

public class TransactionServiceClient
extends BigdataCachingServiceClient<ITransactionService>

Client manages discovery of an ITransactionService.

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

TransactionServiceClient(JiniFederation fed, long timeout)

Method Summary

ITransactionService

getTransactionService() Return the ITransactionService 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

TransactionServiceClient

public TransactionServiceClient(JiniFederation fed,
                                long timeout)
                         throws RemoteException

Throws:

RemoteException

Method Detail

getTransactionService

public ITransactionService getTransactionService()

Return the ITransactionService 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. secondaries MUST listen to the primary so that time continues to move forward.