io.engineblock.metrics

Class NicerHistogram

java.lang.Object

com.codahale.metrics.Histogram

io.engineblock.metrics.NicerHistogram

All Implemented Interfaces:

com.codahale.metrics.Counting, com.codahale.metrics.Metric, com.codahale.metrics.Sampling, DeltaSnapshotter

public class NicerHistogram
extends com.codahale.metrics.Histogram
implements DeltaSnapshotter

Constructor Summary

Constructors

Constructor and Description
NicerHistogram(DeltaHdrHistogramReservoir hdrHistogramReservoir)

Method Summary

Modifier and Type	Method and Description
DeltaSnapshotReader	getDeltaReader()
ConvenientSnapshot	getDeltaSnapshot(long cacheTimeMillis)
ConvenientSnapshot	getSnapshot() Only return a new snapshot form current reservoir data if the cached one has expired.
ConvenientSnapshot	getTotalSnapshot()

Methods inherited from class com.codahale.metrics.Histogram

getCount, update, update

Methods inherited from class java.lang.Object

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

Constructor Detail

NicerHistogram

public NicerHistogram(DeltaHdrHistogramReservoir hdrHistogramReservoir)

Method Detail

getDeltaReader

public DeltaSnapshotReader getDeltaReader()

Specified by:

getDeltaReader in interface DeltaSnapshotter

getSnapshot

public ConvenientSnapshot getSnapshot()

Only return a new snapshot form current reservoir data if the cached one has expired.

Specified by:

getSnapshot in interface com.codahale.metrics.Sampling

Overrides:

getSnapshot in class com.codahale.metrics.Histogram

Returns:

a new delta snapshot, or the cached one

getDeltaSnapshot

public ConvenientSnapshot getDeltaSnapshot(long cacheTimeMillis)

Specified by:

getDeltaSnapshot in interface DeltaSnapshotter

getTotalSnapshot

public ConvenientSnapshot getTotalSnapshot()