@Override
public void update(
EventBean[] newEvents,
EventBean[] oldEvents,
EPStatement epStatement,
EPServiceProvider serviceProvider) {
DebugListener.logger.debug("");
DebugListener.logger.debug("-------------------------------");
DebugListener.logger.debug("Update received for statement:");
DebugListener.logger.debug("\tname: " + epStatement.getName());
DebugListener.logger.debug("\ttext: " + epStatement.getText());
if (newEvents != null) {
DebugListener.logger.debug("new events:");
DebugListener.logger.debug("\tsize: " + newEvents.length);
for (int i = 0; i < newEvents.length; i++) {
DebugListener.logger.debug("\tnumber " + i);
DebugListener.logger.debug("\t\tbean: " + newEvents[i]);
try {
Object obj = newEvents[i].get("value");
DebugListener.logger.debug("\t\tvalue: " + obj);
} catch (Throwable t) {
/*empty*/
}
}
} else {
DebugListener.logger.debug("new events are null");
}
if (oldEvents != null) {
DebugListener.logger.debug("old events:");
DebugListener.logger.debug("\tsize: " + oldEvents.length);
for (int i = 0; i < oldEvents.length; i++) {
DebugListener.logger.debug("\tnumber " + i);
DebugListener.logger.debug("\t\tbean: " + oldEvents[i]);
}
} else {
DebugListener.logger.debug("old events are null");
}
DebugListener.logger.debug("service provider: ");
DebugListener.logger.debug("\t" + serviceProvider);
DebugListener.logger.debug("-------------------------------");
}
/**
* Check that esper metrics are enabled (esper statement inserted). Check that listener will call
* Spring Boot gauge service.
*
* @throws ConfigurationException
* @throws EventTypeNotFoundException
*/
@Test
public void checkMetrics() throws ConfigurationException, EventTypeNotFoundException {
esperEventProcessor.setConfiguration(getBasicConf());
EventBean[] mockBeans = {mockMetricsBean};
// Check that metric statement is inserted !
for (EPStatement epStatement : esperEventProcessor.getEPStatements()) {
if (epStatement.getName().equals("STATEMENT_METRIC")) {
// Mock Esper metric event
assertTrue(epStatement.getUpdateListeners().hasNext());
epStatement.getUpdateListeners().next().update(mockBeans, null);
// Check Gauge service is notified one for each metric
verify(gaugeService, times(4)).submit(anyString(), anyDouble());
return;
}
}
fail("metric statement not found");
}