Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Calculation1.java @ 4128:11c589d68f13

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Fix for NPE in FLYSWorkspace.bringUp() #933
author Christian Lins <christian.lins@intevation.de>
date Sun, 14 Oct 2012 10:15:50 +0200
parents c09c9e05ecfa
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 java.util.ArrayList;
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4
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5 import org.apache.log4j.Logger;
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6
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7 public class Calculation1
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8 extends Calculation
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9 {
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10 private static Logger logger = Logger.getLogger(Calculation1.class);
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11
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12 protected double [] kms;
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13 protected double [] qs;
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14 protected double [] ws;
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15 protected double refKm;
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16
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17 public Calculation1() {
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18 }
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19
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20 public Calculation1(
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21 double [] kms,
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22 double [] qs,
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23 double [] ws,
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24 double refKm
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25 ) {
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26 this.kms = kms;
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27 this.qs = qs;
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28 this.ws = ws;
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29 this.refKm = refKm;
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30 }
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31
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32 public CalculationResult calculate(WstValueTable wst) {
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33
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34 ArrayList<WQKms> results = new ArrayList<WQKms>();
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35
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36 String prefix;
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37 double [] origData;
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38
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39 if (ws != null) { prefix = "W="; origData = ws; }
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40 else { prefix = "Q="; origData = qs; }
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41
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42 int oldNumProblems = numProblems();
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43
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44 for (int i = 0; i < qs.length; i++) {
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45
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46 double [] oqs = new double[kms.length];
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47 double [] ows = new double[kms.length];
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48
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49 boolean success =
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50 wst.interpolate(qs[i], refKm, kms, ows, oqs, this) != null;
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51
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52 int newNumProblems = numProblems();
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53
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54 if (success) {
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55 WQKms result = new WQKms(kms, oqs, ows, prefix + origData[i]);
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56 if (oldNumProblems != newNumProblems) {
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57 logger.debug(
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58 qs[i] + " caused " + (newNumProblems-oldNumProblems) +
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59 " new problem(s).");
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60 result.removeNaNs();
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61 }
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62 results.add(result);
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63 }
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64
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65 oldNumProblems = newNumProblems;
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66 }
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67
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68 return new CalculationResult(
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69 results.toArray(new WQKms[results.size()]),
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70 this);
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71 }
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72 }
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73 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org