Java Counter.inc方法代码示例

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
@Test
public void testFetchCounter() throws Exception {
  final MetricName name = new MetricName("gr", "t1", "n1");
  Counter counter = metricsRegistry.newCounter(name);

  final MuninDataSourceFactory dataSourceFactory = new MuninDataSourceFactory();
  Map<String, MuninGraph> graphs = new HashMap<String, MuninGraph>() {{
    put("foo", new MuninGraph("foo", "gr", "t", asList(
        dataSourceFactory.forMetric(name, null, null, new MuninDataSourceConfig()))));
  }};

  MetricsCommandProcessor sut = new MetricsCommandProcessor(metricsRegistry, new StaticMuninGraphProvider(graphs), hostname);

  counter.inc();
  counter.inc();

  assertEquals(asList(
    "n1__count.value 2",
    "."
    )
    , sut.processCommand("fetch", asList("foo")));
}
 

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
@Test
public void testTopicReporter() {
    MetricsRegistry registry = new MetricsRegistry();
    Counter counter = registry.newCounter(KafkaReporterTest.class, "test-counter");
    counter.inc();

    Properties producerProps = new Properties();
    producerProps.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaConnect);
    producerProps.put("schema.registry.url", schemaRegistry);

    KafkaReporter reporter = new KafkaReporter(registry, producerProps, topic);
    reporter.start(1, TimeUnit.SECONDS);

    Properties props = new Properties();
    props.put("zookeeper.connect", zkConnect);
    props.put("group.id", UUID.randomUUID().toString());
    props.put("auto.offset.reset", "smallest");
    props.put("zookeeper.session.timeout.ms", "30000");
    props.put("consumer.timeout.ms", "30000");
    props.put("schema.registry.url", schemaRegistry);

    ConsumerConnector consumer = Consumer.createJavaConsumerConnector(new ConsumerConfig(props));
    KafkaStream<String, Object> messageStream = consumer.createMessageStreamsByFilter(new Whitelist(topic),
            1,
            new StringDecoder(null),
            new KafkaAvroDecoder(new VerifiableProperties(props))).get(0);

    GenericRecord message = (GenericRecord) messageStream.iterator().next().message();
    assertNotNull(message);

    reporter.shutdown();
}
 

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
public void inc(final long value, final Object param) {
  Counter counter = counters.get(param);
  if (counter == null) {
    final MetricName name = paramMetricName.name(param);
    counter = registry.newCounter(name);
    final Counter existingCounter = counters.putIfAbsent(param, counter);
    if (existingCounter != null) {
      counter = existingCounter;
    }
  }
  counter.inc(value);
}
 

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
@Override
public void sendWritableRequest(Integer destTaskId,
                                WritableRequest request) {
  Counter counter = superstepRequestCounters.get(request.getType());
  if (counter != null) {
    counter.inc();
  }
  nettyClient.sendWritableRequest(destTaskId, request);
}
 

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
@Test
public void nonZeroCounterNotFilteredOut() throws Exception {
    final Counter counter = Metrics.newCounter(this.getClass(), "counter1");
    counter.inc();
    assertThat(filter.matches(METRIC_NAME, counter), is(true));
}
 

import com.yammer.metrics.core.Counter; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {

        System.out.println("Running example...");

        Properties prop = new Properties();
        prop.load(new FileInputStream("auth.properties"));
        final String auth_token = prop.getProperty("auth");
        final String hostUrlStr = prop.getProperty("host");
        final URL hostUrl = new URL(hostUrlStr);
        System.out.println("Auth=" + auth_token + " .. host=" + hostUrl);
        SignalFxReceiverEndpoint endpoint = new SignalFxEndpoint(hostUrl.getProtocol(),
                hostUrl.getHost(), hostUrl.getPort());

        MetricsRegistry metricsRegistry = new MetricsRegistry();
        SignalFxReporter reporter = new SignalFxReporter.Builder(metricsRegistry,
                new StaticAuthToken(auth_token),
                hostUrlStr).setEndpoint(endpoint)
                .setOnSendErrorHandlerCollection(
                        Collections.<OnSendErrorHandler>singleton(new OnSendErrorHandler() {
                            public void handleError(MetricError error) {
                                System.out.println("" + error.getMessage());
                            }
                        }))
                .setDetailsToAdd(ImmutableSet.of(SignalFxReporter.MetricDetails.COUNT,
                        SignalFxReporter.MetricDetails.MIN,
                        SignalFxReporter.MetricDetails.MAX))
                .build();

        final MetricMetadata metricMetadata = reporter.getMetricMetadata();

        Counter counter = getCounter(metricsRegistry, metricMetadata);

        Metric cumulativeCounter = getCumulativeCounter(metricsRegistry, metricMetadata);

        Gauge gauge1 = getGauge(metricsRegistry, metricMetadata);

        Timer timer = getTimer(metricsRegistry, metricMetadata);

        // main body generating data and sending it in a loop
        while (true) {
            final TimerContext context = timer.time();
            try {
                System.out.println("Sending data...");
                Thread.sleep(500);
                counter.inc();
            } finally {
                context.stop();
            }
            reporter.report(); // Report all metrics
        }

    }