Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/HYKFacet.java @ 4992:ecc6fd57b630 dami
SCHEMA CHANGE: added column dem.srid
author | Tom Gottfried <tom.gottfried@intevation.de> |
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date | Thu, 14 Feb 2013 17:38:34 +0100 |
parents | e1fd2dfdcb80 |
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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 de.intevation.artifactdatabase.state.Facet; |
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4 import de.intevation.artifacts.Artifact; |
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5 import de.intevation.artifacts.CallContext; |
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6 import de.intevation.artifacts.DataProvider; |
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7 import de.intevation.flys.artifacts.HYKArtifact; |
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8 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; |
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9 import de.intevation.flys.model.FastCrossSectionLine; |
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10 |
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11 import java.util.List; |
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12 |
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13 import org.apache.log4j.Logger; |
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14 |
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15 |
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16 /** |
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17 * Trival Facet for HYKs |
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18 */ |
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19 public class HYKFacet |
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20 extends DataFacet |
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21 implements FacetTypes { |
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22 |
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23 /** House logger. */ |
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24 private static Logger logger = Logger.getLogger(HYKFacet.class); |
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25 |
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26 /** Trivial constructor, set (maybe localized) description. */ |
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27 public HYKFacet(int idx, String description) { |
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28 super(idx, HYK, description, ComputeType.FEED, null, null); |
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29 } |
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30 |
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31 |
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32 /** |
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33 * Set km from cross section- master to HYKArtifact, then fire up |
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34 * computation. |
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35 * |
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36 * @param art artifact to get data from. |
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37 * @param context ignored |
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38 */ |
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39 @Override |
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40 public Object getData(Artifact art, CallContext context) { |
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41 logger.debug("HYKFacet.getData"); |
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42 |
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43 String dataKey = CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA; |
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44 |
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45 List<DataProvider> providers = context.getDataProvider(dataKey); |
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46 if (providers.size() < 1) { |
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47 logger.warn("Could not find Cross-Section data provider to get master cs km."); |
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48 return null; |
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49 } |
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50 |
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51 FastCrossSectionLine crossSection = (FastCrossSectionLine) providers.get(0) |
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52 .provideData(dataKey, null, context); |
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53 |
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54 if(crossSection == null) { |
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55 logger.debug("getData: crossSection is null"); |
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56 return null; |
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parents:
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57 } |
e1fd2dfdcb80
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parents:
3442
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58 |
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59 double km = crossSection.getKm(); |
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60 logger.debug("HYKFacet.getData: Master Cross Section is at km: " + km); |
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61 |
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62 // Set this km at hyk artifact to be evaluated. |
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63 HYKArtifact hyk = (HYKArtifact) art; |
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64 hyk.setKm(km); |
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65 |
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66 return hyk.compute(context, hash, stateId, type, false); |
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67 } |
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68 |
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69 |
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70 /** Do a deep copy. */ |
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71 @Override |
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72 public Facet deepCopy() { |
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73 HYKFacet copy = new HYKFacet(this.index, this.description); |
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74 copy.set(this); |
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75 return copy; |
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76 } |
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77 } |
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78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |