Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/DurationCurveFacet.java @ 4059:c63f0b4ac1b4

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Documentation.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Mon, 08 Oct 2012 12:11:45 +0200
parents 5642a83420f2
children
rev   line source
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708b270dfd30 OutGenerators use now facets to fetch necessary data.
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1 package de.intevation.flys.artifacts.model;
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3 import java.util.List;
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4 import java.util.ArrayList;
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6 import org.apache.log4j.Logger;
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7
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8 import de.intevation.artifacts.Artifact;
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9 import de.intevation.artifacts.CallContext;
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10
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11 import de.intevation.artifactdatabase.state.DefaultFacet;
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12 import de.intevation.artifactdatabase.state.Facet;
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14 import de.intevation.flys.artifacts.FLYSArtifact;
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15 import de.intevation.flys.artifacts.WINFOArtifact;
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17 import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
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20 /**
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21 * Data of a duration curve.
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22 */
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23 public class DurationCurveFacet extends DefaultFacet {
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24
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25 private static Logger logger = Logger.getLogger(DurationCurveFacet.class);
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27 /** Blackboard data provider key for durationcurve (wqday) data. */
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28 public static String BB_DURATIONCURVE = "durationcurve";
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29
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30 /** Blackboard data provider key for km of durationcurve. */
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31 public static String BB_DURATIONCURVE_KM = "durationcurve.km";
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32
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33 public DurationCurveFacet() {
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34 }
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36 public DurationCurveFacet(String name, String description) {
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37 super(0, name, description);
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38 }
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41 /**
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42 * Expose state computation from WINFOArtifact.
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43 */
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44 public Object getData(Artifact artifact, CallContext context) {
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45 logger.debug("Get data for duration curve data");
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47 WINFOArtifact winfo = (WINFOArtifact)artifact;
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49 CalculationResult cr = (CalculationResult)winfo.compute(
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50 context, ComputeType.ADVANCE, false);
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51
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52 return cr.getData();
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53 }
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55
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56 @Override
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57 public List getStaticDataProviderKeys(Artifact art) {
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58 List list = new ArrayList();
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59 list.add(BB_DURATIONCURVE);
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60 list.add(BB_DURATIONCURVE_KM);
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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 whatever getData returns and additionally the location.
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67 * @param key will respond on BB_DURATIONCURVE +KM
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68 * @param param ignored
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69 * @param context ignored
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70 * @return whatever getData delivers or location.
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71 */
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72 @Override
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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(BB_DURATIONCURVE)) {
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79 return getData(artifact, context);
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80 }
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81 else if (key.equals(BB_DURATIONCURVE_KM)) {
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82 return ((FLYSArtifact)artifact).getDataAsString("ld_locations");
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83 }
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84 else {
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85 return null;
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86 }
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87 }
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88
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89
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90 /** Create a deep copy. */
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91 @Override
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92 public Facet deepCopy() {
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93 DurationCurveFacet copy = new DurationCurveFacet();
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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