org.qi4j.spi.metrics
Class NullMetricsFactory.NullTimerFactory

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

All Implemented Interfaces:

MetricsFactory, MetricsTimerFactory

Enclosing class:

NullMetricsFactory

public static class NullMetricsFactory.NullTimerFactory
extends java.lang.Object
implements MetricsTimerFactory

Constructor Summary

NullMetricsFactory.NullTimerFactory()

Method Summary

MetricsTimer	createTimer(java.lang.Class<?> origin, java.lang.String name, java.util.concurrent.TimeUnit duration, java.util.concurrent.TimeUnit rate) Create a MetricsTimer 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.NullTimerFactory

public NullMetricsFactory.NullTimerFactory()

Method Detail

createTimer

public MetricsTimer createTimer(java.lang.Class<?> origin,
                                java.lang.String name,
                                java.util.concurrent.TimeUnit duration,
                                java.util.concurrent.TimeUnit rate)

Description copied from interface: MetricsTimerFactory

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

Specified by:

createTimer in interface MetricsTimerFactory

Parameters:

origin - The class that instantiate the metric

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

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

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.

See Also:

DefaultMetric

registered

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

Specified by:

registered in interface MetricsFactory