org.hawkular.metrics.api.jaxrs

Class DriverUsageMetricsManager

java.lang.Object

org.hawkular.metrics.api.jaxrs.DriverUsageMetricsManager

@ApplicationScoped
public class DriverUsageMetricsManager
extends Object

Create and compute driver usage metrics, for each connected host. Metric names follow this pattern: driver-usage-<host>_<port>-<metric name>. For example: driver-usage-127.0.0.1_9042-connections.

Author:

Thomas Segismont

Constructor Summary

Constructors

Constructor and Description
DriverUsageMetricsManager()

Method Summary

Modifier and Type	Method and Description
void	removeDriverUsageMetrics() Must be called when session is being closed.
void	updateDriverUsageMetrics(com.datastax.driver.core.Session session) Must be called when cluster state changes (e.g.

Methods inherited from class java.lang.Object

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

Constructor Detail

DriverUsageMetricsManager

public DriverUsageMetricsManager()

Method Detail

updateDriverUsageMetrics

public void updateDriverUsageMetrics(com.datastax.driver.core.Session session)

Must be called when cluster state changes (e.g. host goes down, host added, ...etc).

removeDriverUsageMetrics

public void removeDriverUsageMetrics()

Must be called when session is being closed.