Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/statistics/AbstractStatistics.java @ 773:5fb1ea68e19c

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Avoid danger to get a NullPointerException if no time to live is served by CallContext. gnv-artifacts/trunk@832 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 26 Mar 2010 09:55:28 +0000
parents f7038820df2e
children 9a828e5a2390
rev   line source
454
04cfb4e3da4f Refactored statistics classes a bit. Added class for vertical cross sections.
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1 package de.intevation.gnv.statistics;
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2
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3 import org.apache.commons.math.stat.descriptive.DescriptiveStatistics;
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4
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5 import org.apache.commons.math.stat.regression.SimpleRegression;
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6
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7 import org.apache.log4j.Logger;
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8
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9 /**
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10 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
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11 */
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12 public abstract class AbstractStatistics
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13 implements Statistics
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14 {
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15 private static Logger log = Logger.getLogger(
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16 AbstractStatistics.class);
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17
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18 public AbstractStatistics() {
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19 }
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20
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21 protected StatisticSet generateStatisticsValues(
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22 DescriptiveStatistics lStatistics,
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23 SimpleRegression lRegression,
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24 String statisticName
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25 ) {
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26 StatisticSet statisticSet = new StatisticSet(statisticName);
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27
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28 statisticSet.addStatistic(
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29 new Statistic(
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30 "gnviewer.statistics.descriptive.arithmeticMean",
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31 lStatistics.getMean()));
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32
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33 statisticSet.addStatistic(
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34 new Statistic(
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35 "gnviewer.statistics.descriptive.kurtosis",
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36 lStatistics.getKurtosis()));
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37
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38 statisticSet.addStatistic(
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39 new Statistic(
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40 "gnviewer.statistics.descriptive.max",
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41 lStatistics.getMax()));
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42
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43 statisticSet.addStatistic(
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44 new Statistic(
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45 "gnviewer.statistics.descriptive.min",
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46 lStatistics.getMin()));
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47
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48 statisticSet.addStatistic(
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49 new Statistic(
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50 "gnviewer.statistics.descriptive.n",
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51 lStatistics.getN()));
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52
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53 statisticSet.addStatistic(
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54 new Statistic(
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55 "gnviewer.statistics.descriptive.percentile.90",
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56 lStatistics.getPercentile(90)));
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57
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58 statisticSet.addStatistic(
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59 new Statistic(
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60 "gnviewer.statistics.descriptive.percentile.75",
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61 lStatistics.getPercentile(75)));
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62
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63 statisticSet.addStatistic(
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64 new Statistic(
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65 "gnviewer.statistics.descriptive.percentile.50",
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66 lStatistics.getPercentile(50)));
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67
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68 statisticSet.addStatistic(
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69 new Statistic(
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70 "gnviewer.statistics.descriptive.percentile.10",
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71 lStatistics.getPercentile(10)));
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72
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73 statisticSet.addStatistic(
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74 new Statistic(
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75 "gnviewer.statistics.descriptive.deviation",
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76 lStatistics.getStandardDeviation()));
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77
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78 statisticSet.addStatistic(
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79 new Statistic(
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80 "gnviewer.statistics.descriptive.variance",
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81 lStatistics.getVariance()));
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82
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83 statisticSet.addStatistic(
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84 new Statistic(
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85 "gnviewer.statistics.descriptive.intercept",
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86 lRegression.getIntercept()));
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87
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88 statisticSet.addStatistic(
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89 new Statistic(
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90 "gnviewer.statistics.descriptive.slope",
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91 lRegression.getSlope()));
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92
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93 return statisticSet;
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94 }
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95 }
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96 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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97
http://dive4elements.wald.intevation.org