}
MGraph persistentGraph = null;
if (store) {
TcManagerClient tcManagerClient = new TcManagerClient(tcManager);
boolean graphExists = tcManagerClient.modelExists(baseURI);
if (update) {
if (graphExists) {
log.info("Getting the existing triple collection having base URI: {}", baseURI);
persistentGraph = tcManager.getMGraph(new UriRef(baseURI));
} else {