Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RangeState.java @ 4241:49cb65d5932d

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Improved the historical discharge calculation. The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is improved to support those facets.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 24 Oct 2012 14:34:35 +0200
parents 022f62c75878
children 1358d0c8481c
rev   line source
322
448d0dc64357 The inserted ranges (distance and WQ ranges) are validated in the feed() operation.
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1 package de.intevation.flys.artifacts.states;
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2
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3 import org.apache.log4j.Logger;
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4
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5 import de.intevation.artifacts.Artifact;
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6
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7 import de.intevation.artifactdatabase.data.StateData;
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8
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9 import de.intevation.flys.artifacts.FLYSArtifact;
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11
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12 /**
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13 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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14 */
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15 public abstract class RangeState extends DefaultState {
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16
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022f62c75878 Cosmetics.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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17 /** The logger that is used in this class. */
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18 private Logger logger = Logger.getLogger(RangeState.class);
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20
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21 public RangeState() {
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22 }
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23
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24
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25 protected abstract String getLowerField();
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26 protected abstract String getUpperField();
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27 protected abstract String getStepField();
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28 protected abstract double[] getMinMax(Artifact artifact);
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29
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30
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cafd8af6734a Improved bounds validation for distance only states.
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31 protected boolean validateBounds(
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32 double fromValid, double toValid,
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33 double from, double to)
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34 throws IllegalArgumentException
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35 {
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36 if (from < fromValid) {
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37 logger.error(
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38 "Invalid 'from'. " + from + " is smaller than " + fromValid);
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39 throw new IllegalArgumentException("error_feed_from_out_of_range");
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40 }
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41 else if (to > toValid) {
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42 logger.error(
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43 "Invalid 'to'. " + to + " is bigger than " + toValid);
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44 throw new IllegalArgumentException("error_feed_to_out_of_range");
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45 }
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46
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47 return true;
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48 }
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51 /**
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52 * Validates a given range with a given valid range.
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53 *
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54 * @param fromValid Valid lower value of the range.
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55 * @param toValid Valid upper value of the range.
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56 * @param from The lower value.
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57 * @param to The upper value.
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58 * @param step The step width.
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59 *
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60 * @return true, if everything was fine, otherwise an exception is thrown.
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61 */
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c21fb8de54f8 Enabled the FLYSArtifact to handle an array of inserted WQ values (without given ranges).
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62 protected boolean validateBounds(
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63 double fromValid, double toValid,
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64 double from, double to, double step)
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65 throws IllegalArgumentException
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66 {
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67 logger.debug("RangeState.validateRange");
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68
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69 // XXX The step width is not validated at the moment!
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70 return validateBounds(fromValid, toValid, from, to);
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71 }
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72
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73
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74 @Override
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75 public boolean validate(Artifact artifact)
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76 throws IllegalArgumentException
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77 {
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78 FLYSArtifact flys = (FLYSArtifact) artifact;
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79
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80 StateData dFrom = getData(flys, getLowerField());
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81 StateData dTo = getData(flys, getUpperField());
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82 StateData dStep = getData(flys, getStepField());
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83
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84 String fromStr = dFrom != null ? (String) dFrom.getValue() : null;
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85 String toStr = dTo != null ? (String) dTo.getValue() : null;
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86 String stepStr = dStep != null ? (String) dStep.getValue() : null;
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87
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88 if (fromStr == null || toStr == null || stepStr == null) {
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89 throw new IllegalArgumentException("error_empty_state");
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90 }
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91
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92 try {
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93 double from = Double.parseDouble(fromStr);
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94 double to = Double.parseDouble(toStr);
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95 double step = Double.parseDouble(stepStr);
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96
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97 double[] minmax = getMinMax(flys);
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98
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99 return validateBounds(minmax[0], minmax[1], from, to, step);
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100 }
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101 catch (NumberFormatException nfe) {
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102 throw new IllegalArgumentException("error_invalid_double_value");
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103 }
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104 }
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105 }
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106 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org