Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/CrossSectionWaterLineFacet.java @ 2004:94c4dd5aaf20

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Made StaticState a bit more convenient to use. flys-artifacts/trunk@3446 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 16 Dec 2011 14:11:50 +0000
parents 98f3ef8da857
children e384d78ff78b
rev   line source
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111794adf285 Get real (but yet not parameterized) data to display in CrossSection.
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1 package de.intevation.flys.artifacts.model;
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2
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3 import org.apache.log4j.Logger;
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4
2002
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5 import java.util.ArrayList;
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6 import java.util.List;
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7
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8 import de.intevation.flys.model.CrossSectionLine;
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9
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10 import de.intevation.artifacts.Artifact;
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11 import de.intevation.artifacts.CallContext;
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12
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13 import de.intevation.artifactdatabase.state.DefaultFacet;
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14 import de.intevation.artifactdatabase.state.Facet;
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15 import de.intevation.artifacts.DataProvider;
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16
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bf62cc7052d4 Implement and use WaterLineArtifact interface.
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17 import de.intevation.flys.artifacts.WaterLineArtifact;
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18
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19
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20 /**
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21 * Facet for Waterlines in Cross Sections.
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22 */
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23 public class CrossSectionWaterLineFacet
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24 extends DefaultFacet
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25 implements FacetTypes {
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26
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27 private static Logger logger = Logger.getLogger(CrossSectionWaterLineFacet.class);
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28
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29
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30 /** Trivial constructor, set (maybe localized) description. */
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31 public CrossSectionWaterLineFacet(int idx, String description) {
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32 super(idx, CROSS_SECTION_WATER_LINE, description);
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33 }
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34
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35
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36 /**
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37 * Gets waterline (crossed with cross section) of waterlevel.
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38 */
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39 public Object getData(Artifact artifact, CallContext context) {
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40 logger.debug("Get data for cross section water line");
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41
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42 List<DataProvider> providers = context.
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43 getDataProvider(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA);
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44 if (providers.size() < 1) {
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45 logger.warn("Could not find Cross-Section data provider.");
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46 return new double[][] {};
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47 }
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48
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49 Object crossSection = providers.get(0)
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50 .provideData(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA, null, context);
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51
1981
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52 WaterLineArtifact winfo = (WaterLineArtifact)artifact;
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53
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54 return winfo.getWaterLines(this.getIndex(), (CrossSectionLine) crossSection);
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55 }
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56
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57
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58 public List getDataProviderKeys(Artifact art) {
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59 List list = new ArrayList();
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60 list.add(art.identifier() + getIndex());
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61 return list;
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62 }
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63
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64
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65 /**
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66 * Can provide the master cross section lines or its index.
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67 * @param artifact crosssection-artifact
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68 * @param key will respond on BLACKBOARD_CS_MASTER_DATA
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69 * @param param ignored
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70 * @param context ignored
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71 * @return data from artifact (cross section master track).
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72 */
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73 public Object provideBlackboardData(Artifact artifact,
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74 Object key,
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75 Object param,
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76 CallContext context
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77 ) {
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78 if (key.equals(artifact.identifier() + getIndex())) {
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79 return getData(artifact, context);
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80 }
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81 else {
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82 logger.warn("Cannot provide data for key: " + key);
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83 return null;
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84 }
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85 }
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86
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87
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88 /** Do a deep copy. */
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89 @Override
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90 public Facet deepCopy() {
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91 CrossSectionWaterLineFacet copy = new CrossSectionWaterLineFacet(
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92 this.getIndex(),
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93 this.description);
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94 copy.set(this);
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95 return copy;
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96 }
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97 }
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98 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org