Package org.graylog2.shared.metrics

Class MetricUtils

java.lang.Object

org.graylog2.shared.metrics.MetricUtils

public class MetricUtils
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MetricUtils.SingleMetricFilter

Constructor Summary

Constructors

Constructor	Description
MetricUtils()

Method Summary

Modifier and Type	Method	Description
static Map<String,Object>	buildHistogramMap(com.codahale.metrics.Histogram h)
static Map<String,Object>	buildMeterMap(com.codahale.metrics.Meter m)
static TimerRateMetricsResponse	buildTimerMap(com.codahale.metrics.Timer t)
static com.codahale.metrics.Gauge<Long>	constantGauge(long constant)
static com.codahale.metrics.MetricFilter	filterSingleMetric(String name)
static <T extends com.codahale.metrics.Metric> T	getOrRegister(com.codahale.metrics.MetricRegistry metricRegistry, String name, T newMetric)
static Map<String,Object>	map(String metricName, com.codahale.metrics.Metric metric)
static Map<String,Object>	mapAll(Map<String,com.codahale.metrics.Metric> metrics)
static Map<String,Object>	mapAllFiltered(Map<String,com.codahale.metrics.Metric> metrics, Set<String> blacklist)
static <T extends com.codahale.metrics.Metric> T	safelyRegister(com.codahale.metrics.MetricRegistry metricRegistry, String name, T metric)
static void	safelyRegisterAll(com.codahale.metrics.MetricRegistry metricRegistry, com.codahale.metrics.MetricSet metrics)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MetricUtils

public MetricUtils()

Method Details

mapAll

public static Map<String,Object> mapAll(Map<String,com.codahale.metrics.Metric> metrics)

mapAllFiltered

public static Map<String,Object> mapAllFiltered(Map<String,com.codahale.metrics.Metric> metrics,
 Set<String> blacklist)

map

public static Map<String,Object> map(String metricName,
 com.codahale.metrics.Metric metric)

buildTimerMap

public static TimerRateMetricsResponse buildTimerMap(com.codahale.metrics.Timer t)

buildHistogramMap

public static Map<String,Object> buildHistogramMap(com.codahale.metrics.Histogram h)

buildMeterMap

public static Map<String,Object> buildMeterMap(com.codahale.metrics.Meter m)

filterSingleMetric

public static com.codahale.metrics.MetricFilter filterSingleMetric(String name)

safelyRegister

public static <T extends com.codahale.metrics.Metric>
T safelyRegister(com.codahale.metrics.MetricRegistry metricRegistry,
 String name,
 T metric)

getOrRegister

public static <T extends com.codahale.metrics.Metric>
T getOrRegister(com.codahale.metrics.MetricRegistry metricRegistry,
 String name,
 T newMetric)

safelyRegisterAll

public static void safelyRegisterAll(com.codahale.metrics.MetricRegistry metricRegistry,
 com.codahale.metrics.MetricSet metrics)
                              throws IllegalArgumentException

Throws:

IllegalArgumentException

constantGauge

public static com.codahale.metrics.Gauge<Long> constantGauge(long constant)