org.apache.slider.server.appmaster.management

Class BoolMetricPredicate

java.lang.Object

org.apache.slider.server.appmaster.management.BoolMetricPredicate

All Implemented Interfaces:

com.codahale.metrics.Gauge<Integer>, com.codahale.metrics.Metric

public class BoolMetricPredicate
extends Object
implements com.codahale.metrics.Metric, com.codahale.metrics.Gauge<Integer>

A metric which takes a predicate and returns 1 if the predicate evaluates to true. The predicate is evaluated whenever the metric is read.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	BoolMetricPredicate.Eval

Constructor Summary

Constructors

Constructor and Description
BoolMetricPredicate(BoolMetricPredicate.Eval predicate)

Method Summary

Methods

Modifier and Type	Method and Description
Integer	getValue()

Methods inherited from class java.lang.Object

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

Constructor Detail

BoolMetricPredicate

public BoolMetricPredicate(BoolMetricPredicate.Eval predicate)

Method Detail

getValue

public Integer getValue()

Specified by:

getValue in interface com.codahale.metrics.Gauge<Integer>