@Override
public boolean enable() {
try {
PrintStream stream = createPrintStream();
// static enable() methods omit the option of specifying a
// predicate. Calling constructor and starting manually
// instead
final ConsoleReporter reporter =
new ConsoleReporter(
Metrics.defaultRegistry(),
stream,
MetricPredicateTransformer.generatePredicate(getPredicate()));
reporter.start(getPeriod(), getRealTimeunit());
} catch (Exception e) {
log.error("Failure while enabling console reporter", e);
return false;
}
return true;
}
/**
* Enables the console reporter for the given metrics registry, and causes it to print to STDOUT
* with the specified period and unrestricted output.
*
* @param metricsRegistry the metrics registry
* @param period the period between successive outputs
* @param unit the time unit of {@code period}
*/
public static void enable(MetricsRegistry metricsRegistry, long period, TimeUnit unit) {
final ConsoleReporter reporter =
new ConsoleReporter(metricsRegistry, System.out, MetricPredicate.ALL);
reporter.start(period, unit);
}