jas.hist.normalization
Class StatisticsNormalizer

java.lang.Object
  java.util.Observable
      jas.hist.normalization.SimpleNormalizer
          jas.hist.normalization.DataSourceNormalizer
              jas.hist.normalization.StatisticsNormalizer

All Implemented Interfaces:

Normalizer, Observer

Direct Known Subclasses:

EntriesNormalizer

public class StatisticsNormalizer
extends DataSourceNormalizer

A normalizer that calculates a normalization factor based on a specific statistics entry

Version:

$Id: StatisticsNormalizer.java 13351 2007-09-21 18:46:46Z serbo $

Author:

tonyj

Field Summary

Fields inherited from class jas.hist.normalization.DataSourceNormalizer

hurry, source

Constructor Summary

StatisticsNormalizer(DataSource source, String statsName)
Creates new StatisticsNormalizer

Method Summary

protected double

calculateNormalization() Calculates the normalization factor.

Methods inherited from class jas.hist.normalization.DataSourceNormalizer

getNormalizationFactor, init, update

Methods inherited from class jas.hist.normalization.SimpleNormalizer

normalizationChanged, setFactor

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticsNormalizer

public StatisticsNormalizer(DataSource source,
                            String statsName)

Creates new StatisticsNormalizer

Parameters:

source - The data source

statsName - The name of the statistic

Method Detail

calculateNormalization

protected double calculateNormalization()

Description copied from class: DataSourceNormalizer

Calculates the normalization factor.

Specified by:

calculateNormalization in class DataSourceNormalizer

Returns:

The normalization factor.