io.appform.ranger.core.healthservice.monitor

Class RollingWindowHealthQueue

java.lang.Object

io.appform.ranger.core.healthservice.monitor.RollingWindowHealthQueue

public class RollingWindowHealthQueue
extends Object

This class may be used to keep track of health in a rolling window Maintains a queue of HealthcheckStatuss of size rollingWindowSize

Constructor Summary

Constructors

Constructor and Description
RollingWindowHealthQueue(Integer rollingWindowSize, Integer maxFailures)

Method Summary

Modifier and Type	Method and Description
boolean	checkInRollingWindow(HealthcheckStatus currentHealthStatus) dequeues the latest incoming status, enqueues the latest health status updates the failure counts accordingly

Methods inherited from class java.lang.Object

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

Constructor Detail

RollingWindowHealthQueue

public RollingWindowHealthQueue(Integer rollingWindowSize,
                                Integer maxFailures)

Parameters:

rollingWindowSize - size of the rolling window to be maintained

maxFailures - maximum failures allowed in the window

Method Detail

checkInRollingWindow

public boolean checkInRollingWindow(HealthcheckStatus currentHealthStatus)

dequeues the latest incoming status, enqueues the latest health status updates the failure counts accordingly

Parameters:

currentHealthStatus - current health status coming from outside

Returns:

true if the current failures in the queue are less than the maxFailure false if the current failures in the queue are more than or equal to the maxFailures