com.codahale.metrics

Class InstrumentedThreadFactory

java.lang.Object

com.codahale.metrics.InstrumentedThreadFactory

All Implemented Interfaces:

java.util.concurrent.ThreadFactory

public class InstrumentedThreadFactory
extends java.lang.Object
implements java.util.concurrent.ThreadFactory

A ThreadFactory that monitors the number of threads created, running and terminated.

It will register the metrics using the given (or auto-generated) name as classifier, e.g: "your-thread-delegate.created", "your-thread-delegate.running", etc.

Constructor Summary

Constructors

Constructor and Description
InstrumentedThreadFactory(java.util.concurrent.ThreadFactory delegate, MetricRegistry registry) Wraps a ThreadFactory, uses a default auto-generated name.
InstrumentedThreadFactory(java.util.concurrent.ThreadFactory delegate, MetricRegistry registry, java.lang.String name) Wraps a ThreadFactory with an explicit name.

Method Summary

Modifier and Type	Method and Description
java.lang.Thread	newThread(java.lang.Runnable runnable)

Methods inherited from class java.lang.Object

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

Constructor Detail

InstrumentedThreadFactory

public InstrumentedThreadFactory(java.util.concurrent.ThreadFactory delegate,
                                 MetricRegistry registry)

Wraps a ThreadFactory, uses a default auto-generated name.

Parameters:

delegate - ThreadFactory to wrap.

registry - MetricRegistry that will contain the metrics.

InstrumentedThreadFactory

public InstrumentedThreadFactory(java.util.concurrent.ThreadFactory delegate,
                                 MetricRegistry registry,
                                 java.lang.String name)

Wraps a ThreadFactory with an explicit name.

Parameters:

delegate - ThreadFactory to wrap.

registry - MetricRegistry that will contain the metrics.

name - name for this delegate.

Method Detail

newThread

public java.lang.Thread newThread(java.lang.Runnable runnable)

Specified by:

newThread in interface java.util.concurrent.ThreadFactory