com.netflix.servo.publish

Class JvmMetricPoller

java.lang.Object

com.netflix.servo.publish.JvmMetricPoller

All Implemented Interfaces:

MetricPoller

public class JvmMetricPoller
extends java.lang.Object
implements MetricPoller

Poller for standard JVM metrics.

Constructor Summary

Constructors

Constructor and Description
JvmMetricPoller() Create a new instance.

Method Summary

Methods

Modifier and Type	Method and Description
java.util.List<Metric>	poll(MetricFilter filter) Fetch the current values for a set of metrics that match the provided filter.
java.util.List<Metric>	poll(MetricFilter filter, boolean reset) Fetch the current values for a set of metrics that match the provided filter.

Methods inherited from class java.lang.Object

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

Constructor Detail

JvmMetricPoller

public JvmMetricPoller()

Create a new instance.

Method Detail

poll

public final java.util.List<Metric> poll(MetricFilter filter)

Fetch the current values for a set of metrics that match the provided filter. This method should be cheap, thread-safe, and interruptible so that it can be called frequently to collect metrics at a regular interval.

Specified by:

poll in interface MetricPoller

Parameters:

filter - retricts the set of metrics

Returns:

list of current metric values

poll

public final java.util.List<Metric> poll(MetricFilter filter,
                          boolean reset)

Fetch the current values for a set of metrics that match the provided filter. This method should be cheap, thread-safe, and interruptible so that it can be called frequently to collect metrics at a regular interval.

Specified by:

poll in interface MetricPoller

Parameters:

filter - retricts the set of metrics

reset - ignored. This is kept for backwards compatibility only.

Returns:

list of current metric values