org.apache.flink.runtime.metrics

类 ThresholdMeter

java.lang.Object

org.apache.flink.runtime.metrics.ThresholdMeter

所有已实现的接口:

org.apache.flink.metrics.Meter, org.apache.flink.metrics.Metric

public class ThresholdMeter
extends Object
implements org.apache.flink.metrics.Meter

A timestamp queue based threshold meter.

Note: This class is thread safe, at the price of synchronization overhead. Do not use this in performance sensitive scenarios, e.g., per-record updated metrics.

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	ThresholdMeter.ThresholdExceedException Exception thrown when a threshold exceeds.

构造器概要

构造器

构造器和说明
ThresholdMeter(double maxEventsPerInterval, java.time.Duration interval)
ThresholdMeter(double maxEventsPerInterval, java.time.Duration interval, org.apache.flink.util.clock.Clock clock)

方法概要

限定符和类型	方法和说明
void	checkAgainstThreshold()
long	getCount()
double	getRate()
void	markEvent()
void	markEvent(long n)

从类继承的方法 java.lang.Object

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

构造器详细资料

ThresholdMeter

public ThresholdMeter(double maxEventsPerInterval,
                      java.time.Duration interval)

ThresholdMeter

@VisibleForTesting
public ThresholdMeter(double maxEventsPerInterval,
                                         java.time.Duration interval,
                                         org.apache.flink.util.clock.Clock clock)

方法详细资料

markEvent

public void markEvent()

指定者:

markEvent 在接口中 org.apache.flink.metrics.Meter

markEvent

public void markEvent(long n)

指定者:

markEvent 在接口中 org.apache.flink.metrics.Meter

getRate

public double getRate()

指定者:

getRate 在接口中 org.apache.flink.metrics.Meter

getCount

public long getCount()

指定者:

getCount 在接口中 org.apache.flink.metrics.Meter

checkAgainstThreshold

public void checkAgainstThreshold()
                           throws ThresholdMeter.ThresholdExceedException

抛出:

ThresholdMeter.ThresholdExceedException