Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Calculation5.java @ 3928:d3e2080d3ada

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S(Q) relation. Extract more values from database. flys-artifacts/trunk@5622 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 27 Sep 2012 16:31:21 +0000
parents 5642a83420f2
children
rev   line source
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1 package de.intevation.flys.artifacts.model;
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2
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3 import de.intevation.artifacts.CallContext;
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4 import de.intevation.artifacts.CallMeta;
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5
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6 import de.intevation.flys.utils.Formatter;
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7
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8 import java.text.NumberFormat;
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9
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10 import java.util.ArrayList;
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11 import java.util.Map;
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12
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13 import org.apache.log4j.Logger;
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14
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15 public class Calculation5
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16 extends Calculation
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17 {
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18 private static Logger log = Logger.getLogger(Calculation5.class);
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19
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20 protected double startKm;
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21 protected double [] endKms;
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22
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23 public Calculation5() {
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24 }
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26 public Calculation5(double startKm, double [] endKms) {
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27 this.startKm = startKm;
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28 this.endKms = endKms;
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29 }
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31 public CalculationResult calculate(
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32 WstValueTable wst,
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33 Map<Double, Double> kms2gaugeDatums,
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34 CallContext context
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35 ) {
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36 ArrayList<WWQQ> results = new ArrayList<WWQQ>();
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37
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38 int numProblems = numProblems();
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40 CallMeta meta = context.getMeta();
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42 for (double endKm: endKms) {
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43
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44 double [][] wws = wst.relateWs(startKm, endKm, this);
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45 int newNumProblems = numProblems();
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47 if (wws.length == 4) {
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48 WWQQ wwqq = new WWQQ(
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49 generateName(meta, startKm, endKm),
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50 startKm, kms2gaugeDatums.get(startKm), wws[0], wws[1],
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51 endKm, kms2gaugeDatums.get(endKm), wws[2], wws[3]);
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52
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53 if (newNumProblems > numProblems) {
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54 wwqq.removeNaNs();
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55 }
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57 results.add(wwqq);
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58 }
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59 numProblems = newNumProblems;
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60 }
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61
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62 return new CalculationResult(
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63 results.toArray(new WWQQ[results.size()]),
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64 this);
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65 }
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66
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67 protected static String generateName(
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68 CallMeta meta,
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69 double startKm,
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70 double endKm
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71 ) {
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72 NumberFormat nf = Formatter.getCalculationKm(meta);
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73 return "W(km " + nf.format(startKm) +
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74 ") ~ W(km " + nf.format(endKm) + ")";
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75 }
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76 }
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77 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org