Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/HYKFacet.java @ 3651:06a65baae494
merged flys-artifacts/2.9
| author | Thomas Arendsen Hein <thomas@intevation.de> |
|---|---|
| date | Fri, 28 Sep 2012 12:14:43 +0200 |
| parents | e1fd2dfdcb80 |
| children |
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| 3549:6a8f83c538e3 | 3651:06a65baae494 |
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| 1 package de.intevation.flys.artifacts.model; | |
| 2 | |
| 3 import de.intevation.artifactdatabase.state.Facet; | |
| 4 import de.intevation.artifacts.Artifact; | |
| 5 import de.intevation.artifacts.CallContext; | |
| 6 import de.intevation.artifacts.DataProvider; | |
| 7 import de.intevation.flys.artifacts.HYKArtifact; | |
| 8 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; | |
| 9 import de.intevation.flys.model.FastCrossSectionLine; | |
| 10 | |
| 11 import java.util.List; | |
| 12 | |
| 13 import org.apache.log4j.Logger; | |
| 14 | |
| 15 | |
| 16 /** | |
| 17 * Trival Facet for HYKs | |
| 18 */ | |
| 19 public class HYKFacet | |
| 20 extends DataFacet | |
| 21 implements FacetTypes { | |
| 22 | |
| 23 /** House logger. */ | |
| 24 private static Logger logger = Logger.getLogger(HYKFacet.class); | |
| 25 | |
| 26 /** Trivial constructor, set (maybe localized) description. */ | |
| 27 public HYKFacet(int idx, String description) { | |
| 28 super(idx, HYK, description, ComputeType.FEED, null, null); | |
| 29 } | |
| 30 | |
| 31 | |
| 32 /** | |
| 33 * Set km from cross section- master to HYKArtifact, then fire up | |
| 34 * computation. | |
| 35 * | |
| 36 * @param art artifact to get data from. | |
| 37 * @param context ignored | |
| 38 */ | |
| 39 @Override | |
| 40 public Object getData(Artifact art, CallContext context) { | |
| 41 logger.debug("HYKFacet.getData"); | |
| 42 | |
| 43 String dataKey = CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA; | |
| 44 | |
| 45 List<DataProvider> providers = context.getDataProvider(dataKey); | |
| 46 if (providers.size() < 1) { | |
| 47 logger.warn("Could not find Cross-Section data provider to get master cs km."); | |
| 48 return null; | |
| 49 } | |
| 50 | |
| 51 FastCrossSectionLine crossSection = (FastCrossSectionLine) providers.get(0) | |
| 52 .provideData(dataKey, null, context); | |
| 53 | |
| 54 if(crossSection == null) { | |
| 55 logger.debug("getData: crossSection is null"); | |
| 56 return null; | |
| 57 } | |
| 58 | |
| 59 double km = crossSection.getKm(); | |
| 60 logger.debug("HYKFacet.getData: Master Cross Section is at km: " + km); | |
| 61 | |
| 62 // Set this km at hyk artifact to be evaluated. | |
| 63 HYKArtifact hyk = (HYKArtifact) art; | |
| 64 hyk.setKm(km); | |
| 65 | |
| 66 return hyk.compute(context, hash, stateId, type, false); | |
| 67 } | |
| 68 | |
| 69 | |
| 70 /** Do a deep copy. */ | |
| 71 @Override | |
| 72 public Facet deepCopy() { | |
| 73 HYKFacet copy = new HYKFacet(this.index, this.description); | |
| 74 copy.set(this); | |
| 75 return copy; | |
| 76 } | |
| 77 } | |
| 78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |