org.qi4j.spi.metrics
Class NullMetricsFactory.NullMeterFactory

java.lang.Object
  org.qi4j.spi.metrics.NullMetricsFactory.NullMeterFactory

All Implemented Interfaces:

MetricsFactory, MetricsMeterFactory

Enclosing class:

NullMetricsFactory

public static class NullMetricsFactory.NullMeterFactory
extends java.lang.Object
implements MetricsMeterFactory

Constructor Summary

NullMetricsFactory.NullMeterFactory()

Method Summary

MetricsMeter	createMeter(java.lang.Class<?> origin, java.lang.String name, java.lang.String eventType, java.util.concurrent.TimeUnit rate) Create a MetricsMeter instance.
java.lang.Iterable<Metric>	registered()

Methods inherited from class java.lang.Object

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

Constructor Detail

NullMetricsFactory.NullMeterFactory

public NullMetricsFactory.NullMeterFactory()

Method Detail

createMeter

public MetricsMeter createMeter(java.lang.Class<?> origin,
                                java.lang.String name,
                                java.lang.String eventType,
                                java.util.concurrent.TimeUnit rate)

Description copied from interface: MetricsMeterFactory

Create a MetricsMeter instance. If the same arguments are given twice, the same instance must be returned.

Specified by:

createMeter in interface MetricsMeterFactory

Parameters:

origin - The class that instantiate the metric

name - A human readable, short name of the metric.

eventType - the plural name of the event the meter is measuring (e.g., "requests")

rate - the scale unit for this timer's rate metrics

Returns:

A Metric instance to be used, OR org.qi4j.spi.metrics.DefaultMetric.NULL if not supported.

registered

public java.lang.Iterable<Metric> registered()

Specified by:

registered in interface MetricsFactory