Package com.societegenerale.failover.dashboard.metrics.source.sharedstore

Class ClusterSeriesStore

java.lang.Object

com.societegenerale.failover.dashboard.metrics.source.sharedstore.ClusterSeriesStore

public class ClusterSeriesStore
extends Object

Bounded, time-ordered ring of cluster-wide trend points for cluster.mode=shared-store, pruned by a RetentionPolicy (age + size, oldest first). Fed by ClusterSeriesSampler; read by SharedStoreMetricsSource.series(...). In-memory — bounded trend history, not a TSDB.

Author:

Anand Manissery

Constructor Summary

Constructors

Constructor	Description
ClusterSeriesStore(RetentionPolicy retention)

Method Summary

Modifier and Type	Method	Description
void	append(SeriesPoint point)	Appends a point (assumed newest) and prunes by size then age.
List<SeriesPoint>	series(long windowSec)
int	size()	Current number of retained points (diagnostics / tests).

Methods inherited from class java.lang.Object

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

Constructor Details

ClusterSeriesStore

public ClusterSeriesStore(RetentionPolicy retention)

Method Details

append

public void append(SeriesPoint point)

Appends a point (assumed newest) and prunes by size then age.

series

public List<SeriesPoint> series(long windowSec)

Parameters:

windowSec - only points captured within this many seconds of now (<= 0 returns all retained)

Returns:

retained points in chronological order

size

public int size()

Current number of retained points (diagnostics / tests).