teichmann@5863: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5863:  * Software engineering by Intevation GmbH
teichmann@5863:  *
teichmann@5994:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5863:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5994:  * documentation coming with Dive4Elements River for details.
teichmann@5863:  */
teichmann@5863: 
teichmann@5831: package org.dive4elements.river.artifacts.states;
ingo@2709: 
ingo@2713: import java.util.ArrayList;
ingo@2709: import java.util.List;
ingo@2709: 
ingo@2709: import org.apache.log4j.Logger;
ingo@2709: 
teichmann@5831: import org.dive4elements.artifacts.CallContext;
tom@8292: import org.dive4elements.artifacts.Artifact;
ingo@2709: 
teichmann@5831: import org.dive4elements.artifactdatabase.state.Facet;
tom@8292: import org.dive4elements.artifactdatabase.state.FacetActivity;
teichmann@5831: 
teichmann@5867: import org.dive4elements.river.artifacts.D4EArtifact;
teichmann@5831: import org.dive4elements.river.artifacts.access.BedHeightAccess;
teichmann@5831: import org.dive4elements.river.artifacts.model.CalculationResult;
teichmann@5831: import org.dive4elements.river.artifacts.model.DataFacet;
teichmann@5831: import org.dive4elements.river.artifacts.model.FacetTypes;
rrenkert@7983: import org.dive4elements.river.artifacts.model.minfo.MiddleBedHeightCalculation;
rrenkert@7983: import org.dive4elements.river.artifacts.model.minfo.MiddleBedHeightData;
rrenkert@7983: import org.dive4elements.river.artifacts.model.minfo.MiddleBedHeightFacet;
rrenkert@7998: import org.dive4elements.river.artifacts.resources.Resources;
rrenkert@7989: import org.dive4elements.river.model.River;
rrenkert@7989: import org.dive4elements.river.model.Unit;
ingo@2709: 
ingo@2709: 
felix@4582: /** State in which Middle Bed Heights are generated. */
ingo@2713: public class MiddleBedHeight extends DefaultState implements FacetTypes {
ingo@2709: 
teichmann@8202:     /** Private log. */
teichmann@8202:     private static final Logger log = Logger.getLogger(MiddleBedHeight.class);
ingo@2709: 
ingo@2709: 
ingo@2709:     @Override
ingo@2709:     public Object computeAdvance(
teichmann@5867:         D4EArtifact artifact,
ingo@2709:         String       hash,
ingo@2709:         CallContext  context,
ingo@2709:         List<Facet>  facets,
ingo@2709:         Object       old
ingo@2709:     ) {
teichmann@8202:         log.debug("MiddleBedHeight.computeAdvance");
ingo@2709: 
ingo@2713:         List<Facet> newFacets = new ArrayList<Facet>();
sascha@3232: 
teichmann@6101:         BedHeightAccess access = new BedHeightAccess(artifact);
rrenkert@7989:         River river = access.getRiver();
rrenkert@7989:         Unit u = river.getWstUnit();
ingo@2709: 
ingo@2713:         CalculationResult res = old instanceof CalculationResult
ingo@2713:             ? (CalculationResult) old
ingo@3230:             : new MiddleBedHeightCalculation().calculate(access);
ingo@2713: 
ingo@2713:         if (facets == null || res == null) {
ingo@2713:             return res;
ingo@2713:         }
ingo@2713: 
ingo@2713:         MiddleBedHeightData[] data = (MiddleBedHeightData[]) res.getData();
ingo@2713: 
teichmann@8202:         log.debug("Calculated " + data.length + " MiddleBedHeightData objects");
ingo@2713: 
ingo@2713:         String id  = getID();
ingo@2713:         int    idx = 0;
ingo@2713: 
ingo@2713:         for (MiddleBedHeightData d: data) {
tom@8295:             MiddleBedHeightFacet mf = new MiddleBedHeightFacet(
tom@8295:                 idx,
tom@8295:                 MIDDLE_BED_HEIGHT_SINGLE,
tom@8295:                 d.getDescription(),
tom@8295:                 ComputeType.ADVANCE,
tom@8295:                 id,
tom@8295:                 hash
tom@8295:             );
tom@8295:             mf.addMetaData(Resources.getMsg(
rrenkert@8000:                     context.getMeta(),
tom@8267:                     "meta.bedheight.cur.elevation",
rrenkert@8000:                     "Current elevation model"),
tom@8295:                 d.getCurElevationModel());
tom@8295:             mf.addMetaData(Resources.getMsg(
rrenkert@8000:                     context.getMeta(),
tom@8267:                     "meta.bedheight.old.elevation",
rrenkert@8000:                     "Old elevation model"),
tom@8295:                 d.getOldElevationModel());
tom@8295:             mf.addMetaData(Resources.getMsg(
rrenkert@8000:                     context.getMeta(),
tom@8267:                     "meta.bedheight.river.elevation",
rrenkert@8000:                     "River elevation model"), u.getName());
tom@8295:             newFacets.add(mf);
ingo@2713: 
ingo@2713:             idx++;
ingo@2713:         }
ingo@2713: 
ingo@2713:         Facet csv = new DataFacet(
ingo@2713:             CSV, "CSV data", ComputeType.ADVANCE, hash, id);
ingo@2713: 
ingo@2713:         // TODO ADD PDF FACET
ingo@2713: 
ingo@2713:         newFacets.add(csv);
ingo@2713: 
teichmann@8202:         log.debug("Created " + newFacets.size() + " new Facets.");
ingo@2713: 
ingo@2713:         facets.addAll(newFacets);
ingo@2713: 
ingo@2713:         return res;
ingo@2713:     }
tom@8292: 
tom@8292:     static {
tom@8292:         // Active/deactivate facets.
tom@8292:         FacetActivity.Registry.getInstance().register(
tom@8292:             "minfo",
tom@8292:             new FacetActivity() {
tom@8292:                 @Override
tom@8292:                 public Boolean isInitialActive(
tom@8292:                     Artifact artifact,
tom@8292:                     Facet    facet,
tom@8292:                     String   output
tom@8292:                 ) {
tom@8292:                     if (facet.getName().equals(MIDDLE_BED_HEIGHT_SINGLE)) {
tom@8292:                         return Boolean.TRUE;
tom@8292:                     }
tom@8292:                     return null;
tom@8292:                 }
tom@8292:             });
tom@8292:     }
ingo@2709: }
ingo@2709: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :