com.bigdata.service.geospatial

Class GeoSpatialCounters

java.lang.Object

com.bigdata.service.geospatial.GeoSpatialCounters

All Implemented Interfaces:

ICounterSetAccess

public class GeoSpatialCounters
extends Object
implements ICounterSetAccess

Counters related to the usage of GeoSpatial services

Version:

$Id$

Author:

Michael Schmidt

Field Summary

Fields

Modifier and Type	Field and Description
protected CAT	bigMinCalculationTime The time spent in bigmin calculations (not including the subsequent advancement of the cursor)
protected CAT	filterCalculationTime The time spent in evaluating the filter on top (such as filtering for whether a point lies in a given circle).
protected CAT	geoSpatialSearchRequests The #of GeoSpatial service searches executed.
protected CAT	geoSpatialServiceCallSubRangeTasks The #of GeoSpatialServiceCallSubRangeTask
protected CAT	geoSpatialServiceCallTasks The #of GeoSpatialServiceCallTask tasks scheduled
protected CAT	rangeCheckCalculationTime The time spent in verifying whether detected values are actually in the geospatial range.
protected CAT	zOrderIndexHits The #of values that matched the search range and were returned by the zOrderIndex advancer.
protected CAT	zOrderIndexMisses The #of misses when scanning the search range.
protected CAT	zOrderIndexScannedValues The #of values scanned

Constructor Summary

Constructors

Constructor and Description
GeoSpatialCounters()

Method Summary

Methods

Modifier and Type	Method and Description
void	addBigMinCalculationTime(long timeInNanoSec)
void	addFilterCalculationTime(long timeInNanoSec)
void	addRangeCheckCalculationTime(long timeInNanoSec)
CounterSet	getCounters() Return performance counters.
void	registerGeoSpatialSearchRequest()
void	registerGeoSpatialServiceCallSubRangeTasks(long numSubtasks)
void	registerGeoSpatialServiceCallTask()
void	registerZOrderIndexHit()
void	registerZOrderIndexMiss()

Methods inherited from class java.lang.Object

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

Field Detail

geoSpatialSearchRequests

protected final CAT geoSpatialSearchRequests

The #of GeoSpatial service searches executed. Note that a single query may trigger multiple search requests.

zOrderIndexScannedValues

protected final CAT zOrderIndexScannedValues

The #of values scanned

zOrderIndexHits

protected final CAT zOrderIndexHits

The #of values that matched the search range and were returned by the zOrderIndex advancer.

zOrderIndexMisses

protected final CAT zOrderIndexMisses

The #of misses when scanning the search range.

bigMinCalculationTime

protected final CAT bigMinCalculationTime

The time spent in bigmin calculations (not including the subsequent advancement of the cursor)

rangeCheckCalculationTime

protected final CAT rangeCheckCalculationTime

The time spent in verifying whether detected values are actually in the geospatial range.

filterCalculationTime

protected final CAT filterCalculationTime

The time spent in evaluating the filter on top (such as filtering for whether a point lies in a given circle).

geoSpatialServiceCallTasks

protected final CAT geoSpatialServiceCallTasks

The #of GeoSpatialServiceCallTask tasks scheduled

geoSpatialServiceCallSubRangeTasks

protected final CAT geoSpatialServiceCallSubRangeTasks

The #of GeoSpatialServiceCallSubRangeTask

Constructor Detail

GeoSpatialCounters

public GeoSpatialCounters()

Method Detail

registerGeoSpatialSearchRequest

public void registerGeoSpatialSearchRequest()

registerZOrderIndexHit

public void registerZOrderIndexHit()

registerZOrderIndexMiss

public void registerZOrderIndexMiss()

addBigMinCalculationTime

public void addBigMinCalculationTime(long timeInNanoSec)

addRangeCheckCalculationTime

public void addRangeCheckCalculationTime(long timeInNanoSec)

addFilterCalculationTime

public void addFilterCalculationTime(long timeInNanoSec)

registerGeoSpatialServiceCallTask

public void registerGeoSpatialServiceCallTask()

registerGeoSpatialServiceCallSubRangeTasks

public void registerGeoSpatialServiceCallSubRangeTasks(long numSubtasks)

getCounters

public CounterSet getCounters()

Description copied from interface: ICounterSetAccess

Return performance counters.

Specified by:

getCounters in interface ICounterSetAccess