Enable global statement result listeners in Esper

gistfile1.java

Configuration config = new Configuration();

// must select both streams to get oldEvents as well 
config.getEngineDefaults().getStreamSelection().setDefaultStreamSelector(StreamSelector.RSTREAM_ISTREAM_BOTH);
AuditPath.isAuditEnabled = true;

// get serviceProvider and register global statement result listener to get notified of all events created or removed
epService = EPServiceProviderManager.getDefaultProvider(config);
EPServiceProviderSPI spi = (EPServiceProviderSPI) epService;
((MetricReportingServiceSPI)spi.getMetricReportingService()).addStatementResultListener(new StatementResultListener() {
    @Override
    public void update(EventBean[] newEvents, EventBean[] oldEvents, String statementName, EPStatementSPI statement, EPServiceProviderSPI epServiceProvider) {

    }
});