Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/AreaFacet.java @ 2001:28a5c163f9cd
Added partial area-infrastructure.
flys-artifacts/trunk@3442 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Fri, 16 Dec 2011 14:02:59 +0000 |
| parents | |
| children | 7f99845e9499 |
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| 2000:e71719483546 | 2001:28a5c163f9cd |
|---|---|
| 1 package de.intevation.flys.artifacts.model; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import org.apache.log4j.Logger; | |
| 7 | |
| 8 import de.intevation.artifacts.Artifact; | |
| 9 import de.intevation.artifacts.CallContext; | |
| 10 | |
| 11 import de.intevation.artifactdatabase.state.DefaultFacet; | |
| 12 import de.intevation.artifactdatabase.state.Facet; | |
| 13 | |
| 14 import de.intevation.artifacts.DataProvider; | |
| 15 | |
| 16 import de.intevation.flys.artifacts.AreaArtifact; | |
| 17 | |
| 18 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; | |
| 19 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; | |
| 20 | |
| 21 | |
| 22 /** | |
| 23 * Trival Facet for areas. | |
| 24 */ | |
| 25 public class AreaFacet | |
| 26 extends DefaultFacet | |
| 27 implements FacetTypes { | |
| 28 | |
| 29 private static Logger logger = Logger.getLogger(AreaFacet.class); | |
| 30 | |
| 31 /** Trivial constructor, set (maybe localized) description. */ | |
| 32 public AreaFacet(int idx, String description) { | |
| 33 super(idx, AREA, description); | |
| 34 } | |
| 35 | |
| 36 | |
| 37 /** | |
| 38 * Gets Cross Section (profile). | |
| 39 * @param art artifact to get data from. | |
| 40 * @param context ignored | |
| 41 */ | |
| 42 public Object getData(Artifact art, CallContext context) { | |
| 43 logger.debug("Get data for area ding"); | |
| 44 | |
| 45 // Get information from artifact about which | |
| 46 // info to grab from blackboard. | |
| 47 // | |
| 48 // All compatible facets should provide their data | |
| 49 // under the key (Artifact-UUID + Facet-Index). | |
| 50 AreaArtifact artifact = (AreaArtifact) art; | |
| 51 Object lowerData = null; | |
| 52 Object upperData = null; | |
| 53 | |
| 54 List<DataProvider> providers = context. | |
| 55 getDataProvider(artifact.getLowerDPKey()); | |
| 56 if (providers.size() < 1) { | |
| 57 logger.warn("No 'lower' given for area"); | |
| 58 } | |
| 59 else { | |
| 60 lowerData = providers.get(0).provideData( | |
| 61 artifact.getLowerDPKey(), null, context); | |
| 62 } | |
| 63 | |
| 64 providers = context.getDataProvider(artifact.getUpperDPKey()); | |
| 65 if (providers.size() < 1) { | |
| 66 logger.warn("No 'upper' given for area"); | |
| 67 } | |
| 68 else { | |
| 69 upperData = providers.get(0).provideData( | |
| 70 artifact.getUpperDPKey(), null, context); | |
| 71 } | |
| 72 | |
| 73 if (upperData == null && lowerData == null) { | |
| 74 logger.warn("No 'upper' given for area"); | |
| 75 return null; | |
| 76 } | |
| 77 | |
| 78 return new Object[] {lowerData, upperData}; | |
| 79 } | |
| 80 | |
| 81 | |
| 82 /** Do a deep copy. */ | |
| 83 @Override | |
| 84 public Facet deepCopy() { | |
| 85 AreaFacet copy = new AreaFacet(this.index, this.description); | |
| 86 copy.set(this); | |
| 87 return copy; | |
| 88 } | |
| 89 } | |
| 90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |