{
configuration.refresh();
ElasticSearchClusterConfiguration config = configuration.get();
String clusterName = config.clusterName().get() == null ? DEFAULT_CLUSTER_NAME : config.clusterName().get();
index = config.index().get() == null ? DEFAULT_INDEX_NAME : config.index().get();
indexNonAggregatedAssociations = config.indexNonAggregatedAssociations().get();
String[] nodes = config.nodes().get() == null ? new String[]{ "localhost:9300" } : config.nodes().get().split( "," );
boolean clusterSniff = config.clusterSniff().get();
boolean ignoreClusterName = config.ignoreClusterName().get();