Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/CrossSectionWaterLineFacet.java @ 8202:e4606eae8ea5

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sed src/**/*.java 's/logger/log/g'
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 05 Sep 2014 12:58:17 +0200
parents af13ceeba52a
children 5e38e2924c07
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts.model;
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10
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11 import org.apache.log4j.Logger;
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12
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13 import java.util.List;
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14
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15 import org.dive4elements.artifacts.Artifact;
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16 import org.dive4elements.artifacts.CallContext;
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17 import org.dive4elements.artifacts.DataProvider;
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18
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19 import org.dive4elements.artifactdatabase.state.Facet;
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20
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21 import org.dive4elements.river.artifacts.WaterLineArtifact;
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22
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23 import org.dive4elements.river.model.FastCrossSectionLine;
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24
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25 import org.dive4elements.river.artifacts.geom.Lines;
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26
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27
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28 /**
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29 * Facet for Waterlines in Cross Sections.
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30 */
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31 public class CrossSectionWaterLineFacet
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32 extends BlackboardDataFacet
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33 implements FacetTypes {
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34
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35 /** Private log to use. */
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36 private static Logger log =
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37 Logger.getLogger(CrossSectionWaterLineFacet.class);
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38
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39
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40 /** Trivial constructor, set (maybe localized) description. */
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41 public CrossSectionWaterLineFacet(int idx, String description) {
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42 super(idx, CROSS_SECTION_WATER_LINE, description);
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43 }
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44
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45
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46 /**
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47 * Trivial constructor, set (maybe localized) description.
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48 * @param idx Index of this facet.
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49 * @param name 'type' of this facet.
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50 * @param description (maybe) localized user-visible description.
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51 */
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52 public CrossSectionWaterLineFacet(int idx, String name, String description) {
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53 super(idx, name, description);
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54 }
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55
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56
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57 /**
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58 * Gets waterline (crossed with cross section) of waterlevel.
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59 */
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60 public Object getData(Artifact artifact, CallContext context) {
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61 log.debug("Get data for cross section water line");
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62
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63 List<DataProvider> providers = context.
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64 getDataProvider(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA);
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65 if (providers.size() < 1) {
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66 log.warn("Could not find Cross-Section data provider.");
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67 return new Lines.LineData(new double[][] {}, 0d, 0d);
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68 }
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69
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70 Object crossSection = providers.get(0)
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71 .provideData(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA,
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72 null, context);
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73 Object nextKm = providers.get(0).
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74 provideData(CrossSectionFacet.BLACKBOARD_CS_NEXT_KM, null, context);
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75 Object prevKm = providers.get(0).
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76 provideData(CrossSectionFacet.BLACKBOARD_CS_PREV_KM, null, context);
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77 if (prevKm == null)
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78 prevKm = new Double(-1d);
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79 if (nextKm == null)
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80 nextKm = new Double(-1d);
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81
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82 if (!(artifact instanceof WaterLineArtifact)) {
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83 log.error("CrossSectionWaterLineFacet needs WaterLineArtifact");
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84 return new Lines.LineData(new double[][] {}, 0d,0d);
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85 }
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86 WaterLineArtifact lineArtifact = (WaterLineArtifact) artifact;
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87
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88 if (crossSection != null) {
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89 return lineArtifact.getWaterLines(this.getIndex(),
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90 (FastCrossSectionLine) crossSection, (Double) nextKm,
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91 (Double) prevKm, context);
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92 }
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93 else {
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94 return new Lines.LineData(new double[][] {}, 0d,0d);
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95 }
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96 }
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97
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98
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99 /** Do a deep copy. */
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100 @Override
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101 public Facet deepCopy() {
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102 CrossSectionWaterLineFacet copy = new CrossSectionWaterLineFacet(
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103 this.getIndex(),
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104 this.description);
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105 copy.set(this);
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106 return copy;
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107 }
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108 }
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109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org