org.rhq.metrics.core

Interface MetricsService

public interface MetricsService

Interface that defines the functionality of the Metrics Service.

Author:

Heiko W. Rupp

Method Summary

Methods

Modifier and Type	Method and Description
com.google.common.util.concurrent.ListenableFuture<Void>	addData(RawNumericMetric data)
com.google.common.util.concurrent.ListenableFuture<Map<RawNumericMetric,Throwable>>	addData(Set<RawNumericMetric> data)
com.google.common.util.concurrent.ListenableFuture<Boolean>	deleteMetric(String id) Delete the metric with the passed id
com.google.common.util.concurrent.ListenableFuture<List<Counter>>	findCounters(String group)
com.google.common.util.concurrent.ListenableFuture<List<Counter>>	findCounters(String group, List<String> counterNames)
com.google.common.util.concurrent.ListenableFuture<List<RawNumericMetric>>	findData(String id, long start, long end) Find and return raw metrics for {id} that have a timestamp between {start} and {end}
com.google.common.util.concurrent.ListenableFuture<List<RawNumericMetric>>	findData(String bucket, String id, long start, long end)
com.google.common.util.concurrent.ListenableFuture<Boolean>	idExists(String id) Check if a metric with the passed {id} has been stored in the system
com.google.common.util.concurrent.ListenableFuture<List<String>>	listMetrics() Return a list of all metric names
void	shutdown()
void	startUp(Map<String,String> params) called to start the service up if needed
void	startUp(com.datastax.driver.core.Session session) Startup with a given cassandra session
com.google.common.util.concurrent.ListenableFuture<Void>	updateCounter(Counter counter)
com.google.common.util.concurrent.ListenableFuture<Void>	updateCounters(Collection<Counter> counters)

Method Detail

startUp

void startUp(Map<String,String> params)

called to start the service up if needed

Parameters:

params - from e.g. servlet context

startUp

void startUp(com.datastax.driver.core.Session session)

Startup with a given cassandra session

Parameters:

session -

shutdown

void shutdown()

addData

com.google.common.util.concurrent.ListenableFuture<Void> addData(RawNumericMetric data)

addData

com.google.common.util.concurrent.ListenableFuture<Map<RawNumericMetric,Throwable>> addData(Set<RawNumericMetric> data)

findData

com.google.common.util.concurrent.ListenableFuture<List<RawNumericMetric>> findData(String bucket,
                                                                                  String id,
                                                                                  long start,
                                                                                  long end)

updateCounter

com.google.common.util.concurrent.ListenableFuture<Void> updateCounter(Counter counter)

updateCounters

com.google.common.util.concurrent.ListenableFuture<Void> updateCounters(Collection<Counter> counters)

findCounters

com.google.common.util.concurrent.ListenableFuture<List<Counter>> findCounters(String group)

findCounters

com.google.common.util.concurrent.ListenableFuture<List<Counter>> findCounters(String group,
                                                                             List<String> counterNames)

findData

com.google.common.util.concurrent.ListenableFuture<List<RawNumericMetric>> findData(String id,
                                                                                  long start,
                                                                                  long end)

Find and return raw metrics for {id} that have a timestamp between {start} and {end}

idExists

com.google.common.util.concurrent.ListenableFuture<Boolean> idExists(String id)

Check if a metric with the passed {id} has been stored in the system

listMetrics

com.google.common.util.concurrent.ListenableFuture<List<String>> listMetrics()

Return a list of all metric names

deleteMetric

com.google.common.util.concurrent.ListenableFuture<Boolean> deleteMetric(String id)

Delete the metric with the passed id