ingo@2191: package de.intevation.flys.artifacts.states;
ingo@2191: 
ingo@2215: import java.util.List;
ingo@2191: 
ingo@2191: import org.w3c.dom.Element;
ingo@2191: 
ingo@2215: import org.apache.log4j.Logger;
ingo@2215: 
ingo@2191: import de.intevation.artifacts.Artifact;
ingo@2191: import de.intevation.artifacts.CallContext;
ingo@2191: 
ingo@2191: import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
ingo@2191: 
ingo@2215: import de.intevation.artifactdatabase.state.Facet;
ingo@2191: 
ingo@2215: import de.intevation.flys.artifacts.FLYSArtifact;
ingo@2215: import de.intevation.flys.artifacts.WINFOArtifact;
ingo@2215: import de.intevation.flys.artifacts.model.CalculationResult;
ingo@2215: import de.intevation.flys.artifacts.model.FacetTypes;
ingo@2215: import de.intevation.flys.artifacts.model.HistoricalDischargeFacet;
ingo@2228: import de.intevation.flys.artifacts.model.WQTimerange;
ingo@2191: 
ingo@2191: 
ingo@2191: /**
ingo@2191:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@2191:  */
ingo@2215: public class HistoricalDischargeComputeState
ingo@2215: extends      DefaultState
ingo@2215: implements   FacetTypes
ingo@2215: {
ingo@2215: 
ingo@2215:     private static final Logger logger =
ingo@2215:         Logger.getLogger(HistoricalDischargeComputeState.class);
ingo@2215: 
ingo@2191: 
ingo@2191:     @Override
ingo@2191:     protected void appendItems(
ingo@2191:         Artifact       artifact,
ingo@2191:         ElementCreator creator,
ingo@2191:         String         name,
ingo@2191:         CallContext    context,
ingo@2191:         Element        select
ingo@2191:     ) {
ingo@2191:         // TODO IMPLEMENT ME
ingo@2191:     }
ingo@2215: 
ingo@2215: 
ingo@2215:     @Override
ingo@2215:     public Object computeAdvance(
ingo@2215:         FLYSArtifact artifact,
ingo@2215:         String       hash,
ingo@2215:         CallContext  context,
ingo@2215:         List<Facet>  facets,
ingo@2215:         Object       old
ingo@2215:     ) {
ingo@2215:         logger.debug("HistoricalDischargeComputeState.computeAdvance");
ingo@2215: 
ingo@2215:         WINFOArtifact winfo = (WINFOArtifact) artifact;
ingo@2215: 
ingo@2215:         CalculationResult res = old instanceof CalculationResult
ingo@2215:             ? (CalculationResult) old
ingo@2215:             : winfo.getHistoricalDischargeData();
ingo@2215: 
ingo@2215:         if (facets == null) {
ingo@2215:             return res;
ingo@2215:         }
ingo@2215: 
ingo@2228:         WQTimerange[] data = (WQTimerange[]) res.getData();
ingo@2228:         if (data == null || data.length == 0) {
ingo@2228:             logger.warn("Historical Discharge calculation has no results!");
ingo@2228:             return res;
ingo@2228:         }
ingo@2215: 
ingo@2228:         prepareFacets(facets, data);
ingo@2215: 
ingo@2215:         return res;
ingo@2215:     }
ingo@2228: 
ingo@2228: 
ingo@2228:     protected void prepareFacets(List<Facet> facets, WQTimerange[] wqts) {
ingo@2228:         int i = 0;
ingo@2228: 
ingo@2228:         for (WQTimerange wqt: wqts) {
ingo@2228:             logger.debug("Prepare facet for: " + wqt.getName());
ingo@2228: 
ingo@2228:             // TODO CREATE BETTER TITLE FOR FACETS
ingo@2228: 
ingo@2228:             facets.add(new HistoricalDischargeFacet(
ingo@2228:                 i++,
ingo@2228:                 HISTORICAL_DISCHARGE_Q,
ingo@2228:                 wqt.getName()));
ingo@2228:         }
ingo@2228:     }
ingo@2191: }
ingo@2191: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :