Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSBuildingsArtifact.java @ 3468:f37e7e8907cb
merged flys-artifacts/2.8.1
author | Thomas Arendsen Hein <thomas@intevation.de> |
---|---|
date | Fri, 28 Sep 2012 12:14:39 +0200 |
parents | b24920235944 |
children | 2fdbe78a8fc2 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSBuildingsArtifact.java Fri Sep 28 12:14:39 2012 +0200 @@ -0,0 +1,150 @@ +package de.intevation.flys.artifacts; + +import java.util.List; + +import org.w3c.dom.Document; + +import org.apache.log4j.Logger; + +import com.vividsolutions.jts.geom.Envelope; + +import de.intevation.artifacts.ArtifactFactory; +import de.intevation.artifacts.CallMeta; + +import de.intevation.artifactdatabase.state.DefaultOutput; +import de.intevation.artifactdatabase.state.Facet; +import de.intevation.artifactdatabase.state.State; + +import de.intevation.flys.model.River; +import de.intevation.flys.model.Building; + +import de.intevation.flys.artifacts.model.FacetTypes; +import de.intevation.flys.artifacts.model.RiverFactory; +import de.intevation.flys.utils.FLYSUtils; +import de.intevation.flys.utils.GeometryUtils; + + +public class WMSBuildingsArtifact extends WMSDBArtifact { + + public static final String NAME = "buildings"; + + + private static final Logger logger = + Logger.getLogger(WMSBuildingsArtifact.class); + + + @Override + public void setup( + String identifier, + ArtifactFactory factory, + Object context, + CallMeta callMeta, + Document data) + { + logger.debug("WMSBuildingsArtifact.setup"); + + super.setup(identifier, factory, context, callMeta, data); + } + + + @Override + public String getName() { + return NAME; + } + + + @Override + public State getCurrentState(Object cc) { + State s = new BuildingsState(this); + + List<Facet> fs = facets.get(getCurrentStateId()); + + DefaultOutput o = new DefaultOutput( + "floodmap", + "floodmap", + "image/png", + fs, + "map"); + + s.getOutputs().add(o); + + return s; + } + + + public static class BuildingsState extends WMSDBState implements FacetTypes + { + private static final Logger logger = + Logger.getLogger(BuildingsState.class); + + protected int riverId; + + public BuildingsState(WMSDBArtifact artifact) { + super(artifact); + riverId = 0; + } + + @Override + protected String getFacetType() { + return FLOODMAP_BUILDINGS; + } + + @Override + protected String getUrl() { + return FLYSUtils.getUserWMSUrl(artifact.identifier()); + } + + @Override + protected String getSrid() { + River river = RiverFactory.getRiver(getRiverId()); + return FLYSUtils.getRiverSrid(river.getName()); + } + + @Override + protected Envelope getExtent() { + List<Building> buildings = + Building.getBuildings(getRiverId(), getName()); + + Envelope max = null; + + for (Building b: buildings) { + Envelope env = b.getGeom().getEnvelopeInternal(); + + if (max == null) { + max = env; + continue; + } + + max.expandToInclude(env); + } + + return max != null + ? GeometryUtils.transform(max, getSrid()) + : max; + } + + @Override + protected String getFilter() { + return "river_id=" + String.valueOf(getRiverId()) + + " AND name='" + getName() + "'"; + } + + @Override + protected String getDataString() { + String srid = getSrid(); + + if (FLYSUtils.isUsingOracle()) { + return "geom FROM buildings USING SRID " + srid; + } + else { + return "geom FROM buildings USING UNIQUE id USING SRID " + srid; + } + } + + @Override + protected String getGeometryType() { + return "LINE"; + } + } // end of WMSKmState +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :