Package org.apache.hadoop.metrics2.impl

Examples of org.apache.hadoop.metrics2.impl.ConfigBuilder

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  /**
   * Filters should default to accept
   */
  @Test public void emptyConfigShouldAccept() {
    SubsetConfiguration empty = new ConfigBuilder().subset("");
    shouldAccept(empty, "anything");
    shouldAccept(empty, Arrays.asList(tag("key", "desc", "value")));
    shouldAccept(empty, mockMetricsRecord("anything", Arrays.asList(
      tag("key", "desc", "value"))));
  }
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  /**
   * Filters should handle white-listing correctly
   */
  @Test public void includeOnlyShouldOnlyIncludeMatched() {
    SubsetConfiguration wl = new ConfigBuilder()
        .add("p.include", "foo")
        .add("p.include.tags", "foo:f").subset("p");
    shouldAccept(wl, "foo");
    shouldAccept(wl, Arrays.asList(tag("bar", "", ""),
                                   tag("foo", "", "f")));
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  /**
   * Filters should handle black-listing correctly
   */
  @Test public void excludeOnlyShouldOnlyExcludeMatched() {
    SubsetConfiguration bl = new ConfigBuilder()
        .add("p.exclude", "foo")
        .add("p.exclude.tags", "foo:f").subset("p");
    shouldAccept(bl, "bar");
    shouldAccept(bl, Arrays.asList(tag("bar", "", "")));
    shouldAccept(bl, mockMetricsRecord("bar", Arrays.asList(
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  /**
   * Filters should accepts unmatched item when both include and
   * exclude patterns are present.
   */
  @Test public void shouldAcceptUnmatchedWhenBothAreConfigured() {
    SubsetConfiguration c = new ConfigBuilder()
        .add("p.include", "foo")
        .add("p.include.tags", "foo:f")
        .add("p.exclude", "bar")
        .add("p.exclude.tags", "bar:b").subset("p");
    shouldAccept(c, "foo");
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  /**
   * Include patterns should take precedence over exclude patterns
   */
  @Test public void includeShouldOverrideExclude() {
    SubsetConfiguration c = new ConfigBuilder()
        .add("p.include", "foo")
        .add("p.include.tags", "foo:f")
        .add("p.exclude", "foo")
        .add("p.exclude.tags", "foo:f").subset("p");
    shouldAccept(c, "foo");
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  }

  synchronized
  void registerSource(String name, String desc, MetricsSource source) {
    checkNotNull(config, "config");
    MetricsConfig conf = sourceConfigs.get(name);
    MetricsSourceAdapter sa = conf != null
        ? new MetricsSourceAdapter(prefix, name, desc, source,
                                   injectedTags, period, conf)
        : new MetricsSourceAdapter(prefix, name, desc, source,
          injectedTags, period, config.subset(SOURCE_KEY));
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    return sink;
  }

  synchronized void registerSink(String name, String desc, MetricsSink sink) {
    checkNotNull(config, "config");
    MetricsConfig conf = sinkConfigs.get(name);
    MetricsSinkAdapter sa = conf != null
        ? newSink(name, desc, sink, conf)
        : newSink(name, desc, sink, config.subset(SINK_KEY));
    sinks.put(name, sa);
    sa.start();
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  private synchronized void configureSinks() {
    sinkConfigs = config.getInstanceConfigs(SINK_KEY);
    int confPeriod = 0;
    for (Entry<String, MetricsConfig> entry : sinkConfigs.entrySet()) {
      MetricsConfig conf = entry.getValue();
      int sinkPeriod = conf.getInt(PERIOD_KEY, PERIOD_DEFAULT);
      confPeriod = confPeriod == 0 ? sinkPeriod
                                   : ArithmeticUtils.gcd(confPeriod, sinkPeriod);
      String clsName = conf.getClassName("");
      if (clsName == null) continue;  // sink can be registered later on
      String sinkName = entry.getKey();
      try {
        MetricsSinkAdapter sa = newSink(sinkName,
            conf.getString(DESC_KEY, sinkName), conf);
        sa.start();
        sinks.put(sinkName, sa);
      }
      catch (Exception e) {
        LOG.warn("Error creating sink '"+ sinkName +"'", e);
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    }
    return "localhost";
  }

  private void registerSystemSource() {
    MetricsConfig sysConf = sourceConfigs.get(MS_NAME);
    sysSource = new MetricsSourceAdapter(prefix, MS_STATS_NAME, MS_STATS_DESC,
        MetricsAnnotations.makeSource(this), injectedTags, period,
        sysConf == null ? config.subset(SOURCE_KEY) : sysConf);
    sysSource.start();
  }
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   * @return a metric object
   */
  public MetricMutableGaugeLong getLongGauge(String gaugeName,
      long potentialStartingValue) {
    // Try and get the guage.
    MetricMutable metric = metricsMap.get(gaugeName);

    // If it's not there then try and put a new one in the storage.
    if (metric == null) {

      // Create the potential new gauge.
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Related Classes of org.apache.hadoop.metrics2.impl.ConfigBuilder

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  • com.alibaba.wasp.metrics.DynamicMetricsRegistry
  • com.alibaba.wasp.metrics.TestBaseSourceImpl
  • com.yammer.metrics.stats.ExponentiallyDecayingSample
  • com.yammer.metrics.stats.Snapshot
  • org.apache.commons.configuration.Configuration
  • org.apache.commons.configuration.PropertiesConfiguration
  • org.apache.commons.configuration.SubsetConfiguration
  • org.apache.hadoop.hbase.ipc.MetricsHBaseServerSourceImpl
  • org.apache.hadoop.hbase.master.MetricsMasterSourceImpl
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