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annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/FixationArtifact.java @ 4569:276d9bd3c77d

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Workaround for NPE in FloodMapState.
author Christian Lins <christian.lins@intevation.de>
date Tue, 20 Nov 2012 12:53:14 +0100
parents 03b8d10a99c0
children b195fede1c3b
rev   line source
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9e9eb9d97548 Initial transition configuration and artifact/state stubs for fixation
Raimund Renkert <raimund.renkert@intevation.de>
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1 package de.intevation.flys.artifacts;
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3 import de.intevation.artifacts.CallContext;
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4
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5 import de.intevation.flys.artifacts.geom.Lines;
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6 import de.intevation.flys.artifacts.StaticWKmsArtifact;
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7
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8 import de.intevation.flys.artifacts.model.CalculationResult;
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9 import de.intevation.flys.artifacts.model.WKms;
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10 import de.intevation.flys.artifacts.model.fixings.FixRealizingResult;
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11
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12 import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
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13
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14 import de.intevation.flys.model.FastCrossSectionLine;
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16 import org.apache.log4j.Logger;
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17
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18 /**
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19 * The default fixation analysis artifact.
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20 *
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21 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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22 */
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23 public class FixationArtifact
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24 extends FLYSArtifact
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25 implements WaterLineArtifact
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26 {
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27 /** The logger for this class. */
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28 private static Logger logger = Logger.getLogger(FixationArtifact.class);
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29
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30 /** The name of the artifact. */
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31 public static final String ARTIFACT_NAME = "fixanalysis";
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33 /* FacetActivity for this artifact is registered in FixAnalysisCompute . */
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34
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35 /**
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36 * The default constructor.
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37 */
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38 public FixationArtifact() {
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39 logger.debug("ctor()");
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40 }
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41
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42 /**
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43 * Returns the name of the concrete artifact.
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44 *
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45 * @return the name of the concrete artifact.
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46 */
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47 @Override
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48 public String getName() {
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49 return ARTIFACT_NAME;
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50 }
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51
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52 @Override
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53 public Lines.LineData getWaterLines(
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54 int facetIdx,
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55 FastCrossSectionLine csl,
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56 double d,
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57 double w,
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58 CallContext context
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59 ) {
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60 FixRealizingResult result = (FixRealizingResult)
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61 ((CalculationResult)this.compute(context, ComputeType.ADVANCE, false)).getData();
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62
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63 WKms wkms = result.getWQKms()[facetIdx];
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64
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65 double km = csl.getKm();
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66
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67 // Find W at km.
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68 double wAtKm;
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69
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70 wAtKm = StaticWKmsArtifact.getWAtKm(wkms, km);
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71
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72 if (wAtKm == -1 || Double.isNaN(wAtKm)) {
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73 logger.warn("Waterlevel at km " + km + " unknown.");
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74 return new Lines.LineData(new double[][] {{}}, 0d, 0d);
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75 }
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76
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77 // This should be FixRealizationResult, which can be getWQKms()ed
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78 return Lines.createWaterLines(csl.getPoints(), wAtKm);
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79 }
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80 }
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81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org