code: void executeHandlers(AuditEvent event) {
          String formattedEvent = configContext.getLayout().format(event);
          for (final Handler handler : configContext.getHandlers()) {
              handler.setAuditEvent(event);
              handler.setQuery(formattedEvent);
              try {
                  handler.handle();
                  handler.handle(event);
                  handler.handle(formattedEvent);
              } catch (HandlerException e) {
                  Log.warn("Failed to submit audit event.", e);
              }
          }
      }
docs: Execute handlers.
  
  @param event
  the event