}
Map<String, InetSocketAddress> outputServer = ioService.getDataSinkServerMap();
List<HubDataSink> outputServerList = Lists.newArrayList();
for (Map.Entry<String, InetSocketAddress> entry : outputServer.entrySet()) {
outputServerList.add(new HubDataSink(entry.getKey(), entry.getKey(), entry.getValue()));
}
hubDataStore = new HubDataStore.Builder()
.setHubAddress(ioService.getDataRouterEndpoint())
.setDataSource(inputServerList)