perffmwk

Class HistogramStats

java.lang.Object

perffmwk.PerformanceStatistics

perffmwk.HistogramStats

public class HistogramStats
extends PerformanceStatistics

Implements a histogram with configurable bin values. See HistogramStatsPrms.enable to enable the histogram and HistogramStats#binValues to configure the bins.

Field Summary

Fields inherited from class perffmwk.PerformanceStatistics

statistics, THREAD_SCOPE, VM_SCOPE

Constructor Summary

Constructors

Constructor and Description
HistogramStats(java.lang.Class cls, com.gemstone.gemfire.StatisticsType type, int scope, java.lang.String instanceName, java.lang.String trimspecName)

Method Summary

Modifier and Type	Method and Description
static HistogramStats	getInstance() Creates an instance with thread scope using the thread name as the display name.
static HistogramStats	getInstance(int scope) Creates an instance with the specified scope using the thread name as the display name.
static HistogramStats	getInstance(java.lang.String name) Creates an instance with thread scope using the specified display name.
static HistogramStats	getInstance(java.lang.String name, java.lang.String trimspecName) Creates an instance with thread scope using the specified display name and associated with the specified trim specification.
static com.gemstone.gemfire.StatisticDescriptor[]	getStatisticDescriptors() Returns the statistic descriptors for HistogramStats
void	incBin(long t) For a given time t, increment the appropriate time bin by a count of 1.

Methods inherited from class perffmwk.PerformanceStatistics

close, factory, getInstance, getInstance, getInstance, getName, getStatisticDescriptor, getTrimSpecName, statistics

Methods inherited from class java.lang.Object

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

Constructor Detail

HistogramStats

public HistogramStats(java.lang.Class cls,
                      com.gemstone.gemfire.StatisticsType type,
                      int scope,
                      java.lang.String instanceName,
                      java.lang.String trimspecName)

Method Detail

getStatisticDescriptors

public static com.gemstone.gemfire.StatisticDescriptor[] getStatisticDescriptors()

Returns the statistic descriptors for HistogramStats

getInstance

public static HistogramStats getInstance()

Creates an instance with thread scope using the thread name as the display name.

getInstance

public static HistogramStats getInstance(int scope)

Creates an instance with the specified scope using the thread name as the display name.

getInstance

public static HistogramStats getInstance(java.lang.String name)

Creates an instance with thread scope using the specified display name.

getInstance

public static HistogramStats getInstance(java.lang.String name,
                                         java.lang.String trimspecName)

Creates an instance with thread scope using the specified display name and associated with the specified trim specification.

incBin

public void incBin(long t)

For a given time t, increment the appropriate time bin by a count of 1.