ingo@1856: package de.intevation.flys.artifacts;
ingo@1856: 
ingo@1856: import java.util.List;
ingo@1856: 
ingo@1856: import org.w3c.dom.Document;
ingo@1856: 
ingo@1856: import org.apache.log4j.Logger;
ingo@1856: 
ingo@1856: import com.vividsolutions.jts.geom.Envelope;
ingo@1856: 
ingo@1856: import de.intevation.artifacts.ArtifactFactory;
ingo@1856: import de.intevation.artifacts.CallMeta;
ingo@1856: 
ingo@1856: import de.intevation.artifactdatabase.state.DefaultOutput;
ingo@1856: import de.intevation.artifactdatabase.state.Facet;
ingo@1856: import de.intevation.artifactdatabase.state.State;
ingo@1856: 
ingo@1856: import de.intevation.flys.model.Catchment;
ingo@1856: import de.intevation.flys.model.River;
ingo@1856: 
ingo@1856: import de.intevation.flys.artifacts.model.FacetTypes;
ingo@1856: import de.intevation.flys.artifacts.model.RiverFactory;
ingo@1856: import de.intevation.flys.utils.FLYSUtils;
ingo@3301: import de.intevation.flys.utils.GeometryUtils;
ingo@1856: 
ingo@1856: 
ingo@1856: public class WMSCatchmentArtifact extends WMSDBArtifact {
ingo@1856: 
ingo@1856:     public static final String NAME = "catchment";
ingo@1856: 
ingo@1856: 
ingo@1856:     private static final Logger logger =
ingo@1856:         Logger.getLogger(WMSCatchmentArtifact.class);
ingo@1856: 
ingo@1856: 
ingo@1856:     @Override
ingo@1856:     public void setup(
ingo@1856:         String          identifier,
ingo@1856:         ArtifactFactory factory,
ingo@1856:         Object          context,
ingo@1856:         CallMeta        callMeta,
ingo@1856:         Document        data)
ingo@1856:     {
ingo@1856:         logger.debug("WMSCatchmentArtifact.setup");
ingo@1856: 
ingo@1856:         super.setup(identifier, factory, context, callMeta, data);
ingo@1856:     }
ingo@1856: 
ingo@1856: 
ingo@1856:     @Override
ingo@1856:     public String getName() {
ingo@1856:         return NAME;
ingo@1856:     }
ingo@1856: 
ingo@1856: 
ingo@1856:     @Override
ingo@1856:     public State getCurrentState(Object cc) {
ingo@1856:         State s = new CatchmentState(this);
ingo@1856: 
ingo@1856:         List<Facet> fs = facets.get(getCurrentStateId());
ingo@1856: 
ingo@1856:         DefaultOutput o = new DefaultOutput(
ingo@1856:             "floodmap",
ingo@1856:             "floodmap",
ingo@1856:             "image/png",
ingo@1856:             fs,
ingo@1856:             "map");
ingo@1856: 
ingo@1856:         s.getOutputs().add(o);
ingo@1856: 
ingo@1856:         return s;
ingo@1856:     }
ingo@1856: 
ingo@1856: 
ingo@1856:     public static class CatchmentState extends WMSDBState implements FacetTypes
ingo@1856:     {
ingo@1856:         private static final Logger logger =
ingo@1856:             Logger.getLogger(CatchmentState.class);
ingo@1856: 
ingo@1856:         protected int riverId;
ingo@1856: 
ingo@1856:         public CatchmentState(WMSDBArtifact artifact) {
ingo@1856:             super(artifact);
ingo@1856:             riverId = 0;
ingo@1856:         }
ingo@1856: 
ingo@1856:         public int getRiverId() {
ingo@1856:             if (riverId == 0) {
ingo@2671:                 String   ids   = artifact.getDataAsString("ids");
ingo@2671:                 String[] parts = ids.split(";");
ingo@1856: 
ingo@1856:                 try {
sascha@3405:                     riverId = Integer.parseInt(parts[0]);
ingo@1856:                 }
ingo@1856:                 catch (NumberFormatException nfe) {
ingo@1856:                     logger.error("Cannot parse river id from '" + ids + "'");
ingo@1856:                 }
ingo@1856:             }
ingo@1856: 
ingo@1856:             return riverId;
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getFacetType() {
ingo@1856:             return FLOODMAP_CATCHMENT;
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getUrl() {
ingo@1856:             return FLYSUtils.getUserWMSUrl(artifact.identifier());
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getSrid() {
ingo@1856:             River river = RiverFactory.getRiver(getRiverId());
ingo@1856:             return FLYSUtils.getRiverSrid(river.getName());
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@3918:         protected Envelope getExtent(boolean reproject) {
ingo@2671:             List<Catchment> catchments =
ingo@2671:                 Catchment.getCatchments(getRiverId(), getName());
ingo@1856: 
ingo@1856:             Envelope max = null;
ingo@1856: 
ingo@1856:             for (Catchment c: catchments) {
ingo@1856:                 Envelope env = c.getGeom().getEnvelopeInternal();
ingo@1856: 
ingo@1856:                 if (max == null) {
ingo@1856:                     max = env;
ingo@1856:                     continue;
ingo@1856:                 }
ingo@1856: 
ingo@1856:                 max.expandToInclude(env);
ingo@1856:             }
sascha@3305: 
ingo@3918:             return max != null && reproject
ingo@3301:                 ? GeometryUtils.transform(max, getSrid())
ingo@3301:                 : max;
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getFilter() {
ingo@2671:             return "river_id=" + String.valueOf(getRiverId())
ingo@2671:                 + " AND name='" + getName() + "'";
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getDataString() {
ingo@1856:             String srid = getSrid();
ingo@1856: 
ingo@1856:             if (FLYSUtils.isUsingOracle()) {
ingo@1856:                 return "geom FROM catchment USING SRID " + srid;
ingo@1856:             }
ingo@1856:             else {
ingo@1856:                 return "geom FROM catchment USING UNIQUE id USING SRID " + srid;
ingo@1856:             }
ingo@1856:         }
ingo@1856: 
ingo@1856:         @Override
ingo@1856:         protected String getGeometryType() {
ingo@1856:             return "POLYGON";
ingo@1856:         }
ingo@1856:     } // end of WMSKmState
ingo@1856: }
ingo@1856: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :