// @Override
 public void cleanup() {
   try {
     eventsTable.close();
     tableFactory.cleanup();
   } catch (Exception e) {
     LOG.error("Error closing connections", e);
   }
 }
 @SuppressWarnings("rawtypes")
 public void prepare(Map stormConf, TopologyContext context, OutputCollector collector) {
   this.collector = collector;
   this.eventsTable = tableFactory.checkTable();
 }