Package io.prometheus.metrics.instrumentation.jvm

Class JvmMemoryPoolAllocationMetrics.AllocationCountingNotificationListener

java.lang.Object

io.prometheus.metrics.instrumentation.jvm.JvmMemoryPoolAllocationMetrics.AllocationCountingNotificationListener

All Implemented Interfaces:

EventListener, NotificationListener

Enclosing class:

JvmMemoryPoolAllocationMetrics

static class JvmMemoryPoolAllocationMetrics.AllocationCountingNotificationListener
extends Object
implements NotificationListener

Field Summary

Fields

Modifier and Type	Field	Description
private final Counter	counter
private final Map<String,Long>	lastMemoryUsage

Constructor Summary

Constructors

Constructor	Description
AllocationCountingNotificationListener(Counter counter)

Method Summary

Modifier and Type	Method	Description
private static long	getAndSet(Map<String,Long> map, String key, long value)
(package private) void	handleMemoryPool(String memoryPool, long before, long after)
void	handleNotification(Notification notification, Object handback)

Methods inherited from class java.lang.Object

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

Field Details

lastMemoryUsage

private final Map<String,Long> lastMemoryUsage

counter

private final Counter counter

Constructor Details

AllocationCountingNotificationListener

AllocationCountingNotificationListener(Counter counter)

Method Details

handleNotification

public void handleNotification(Notification notification,
 Object handback)

Specified by:

handleNotification in interface NotificationListener

handleMemoryPool

void handleMemoryPool(String memoryPool,
 long before,
 long after)

getAndSet

private static long getAndSet(Map<String,Long> map,
 String key,
 long value)