public static MetricRegistry createRegistryForRSCoprocessor(String clazz) { return MetricRegistries.global().create(createRegistryInfoForRSCoprocessor(clazz)); }
@Test public void testRegionServerObserver() throws IOException { try (Connection connection = ConnectionFactory.createConnection(UTIL.getConfiguration()); Admin admin = connection.getAdmin()) { LOG.info("Rolling WALs"); admin.rollWALWriter(UTIL.getMiniHBaseCluster().getServerHoldingMeta()); } // Find out the MetricRegistry used by the CP using the global registries MetricRegistryInfo info = MetricsCoprocessor.createRegistryInfoForRSCoprocessor( CustomRegionServerObserver.class.getName()); Optional<MetricRegistry> registry = MetricRegistries.global().get(info); assertTrue(registry.isPresent()); Optional<Metric> metric = registry.get().get("rollWALRequests"); assertTrue(metric.isPresent()); Counter rollWalRequests = (Counter)metric.get(); assertEquals(1, rollWalRequests.getCount()); }
@Test public void testRegionServerObserver() throws IOException { try (Connection connection = ConnectionFactory.createConnection(UTIL.getConfiguration()); Admin admin = connection.getAdmin()) { LOG.info("Rolling WALs"); admin.rollWALWriter(UTIL.getMiniHBaseCluster().getServerHoldingMeta()); } // Find out the MetricRegistry used by the CP using the global registries MetricRegistryInfo info = MetricsCoprocessor.createRegistryInfoForRSCoprocessor( CustomRegionServerObserver.class.getName()); Optional<MetricRegistry> registry = MetricRegistries.global().get(info); assertTrue(registry.isPresent()); Optional<Metric> metric = registry.get().get("rollWALRequests"); assertTrue(metric.isPresent()); Counter rollWalRequests = (Counter)metric.get(); assertEquals(1, rollWalRequests.getCount()); }