code: @Override
      public List<EventExecution> getEventExecutions(String eventHandlerName, String eventName, String messageId, int max) {
          throw new UnsupportedOperationException("This method is not implemented in CassandraExecutionDAO. Please use ExecutionDAOFacade instead.");
      }
docs: This is a dummy implementation and this feature is not implemented
  for Cassandra backed Conductor