raimund@3039: package de.intevation.flys.artifacts.model.fixings;
raimund@3039: 
raimund@3039: import de.intevation.artifacts.Artifact;
raimund@3039: import de.intevation.artifacts.CallContext;
raimund@3039: 
raimund@3039: import de.intevation.flys.artifacts.FLYSArtifact;
raimund@3039: 
sascha@3203: import de.intevation.flys.artifacts.access.FixationArtifactAccess;
sascha@3203: 
sascha@3203: import de.intevation.flys.artifacts.model.CalculationResult;
sascha@3203: import de.intevation.flys.artifacts.model.DataFacet;
sascha@3210: import de.intevation.flys.artifacts.model.DateRange;
raimund@3039: import de.intevation.flys.artifacts.model.FacetTypes;
raimund@3039: 
raimund@3039: import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
raimund@3039: 
sascha@3203: import de.intevation.flys.utils.KMIndex;
sascha@3203: 
sascha@3203: import org.apache.log4j.Logger;
raimund@3039: 
raimund@3039: /**
raimund@3039:  * Facet to show W values for Q values at km for a date.
raimund@3039:  *
raimund@3039:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
raimund@3039:  */
raimund@3039: public class FixAnalysisPeriodsFacet
raimund@3039: extends      DataFacet
raimund@3039: implements   FacetTypes {
raimund@3039: 
raimund@3039:     /** House logger. */
raimund@3039:     private static Logger logger = Logger.getLogger(FixAnalysisPeriodsFacet.class);
raimund@3039: 
raimund@3039:     /** Trivial Constructor. */
raimund@3039:     public FixAnalysisPeriodsFacet() {
raimund@3039:     }
raimund@3039: 
raimund@3039: 
raimund@3039:     /**
raimund@3039:      * @param name
raimund@3039:      */
raimund@3043:     public FixAnalysisPeriodsFacet(int index, String name, String description) {
raimund@3039:         super(index,
raimund@3043:             name,
raimund@3039:             description,
raimund@3039:             ComputeType.ADVANCE,
raimund@3039:             null,
raimund@3039:             null);
raimund@3039:     }
raimund@3039: 
raimund@3039: 
raimund@3039:     /**
raimund@3039:      * Returns the data this facet requires.
raimund@3039:      *
raimund@3039:      * @param artifact the owner artifact.
raimund@3039:      * @param context  the CallContext (ignored).
raimund@3039:      *
raimund@3039:      * @return the data.
raimund@3039:      */
raimund@3039:     @Override
raimund@3039:     public Object getData(Artifact artifact, CallContext context) {
raimund@3039:         logger.debug("FixAnalysisPeriodsFacet.getData");
raimund@3039: 
raimund@3039:         if (artifact instanceof FLYSArtifact) {
raimund@3039:             FLYSArtifact flys = (FLYSArtifact)artifact;
raimund@3039:             FixationArtifactAccess access = new FixationArtifactAccess(flys);
raimund@3039: 
raimund@3039:             CalculationResult res =
raimund@3039:                 (CalculationResult) flys.compute(context,
raimund@3039:                                                  ComputeType.ADVANCE,
raimund@3039:                                                  false);
raimund@3039: 
raimund@3039:             FixResult result = (FixResult) res.getData();
raimund@3088:             double currentKm =
raimund@3088:                 ((Double)context.getContextValue("currentKm")).doubleValue();
raimund@3039: 
raimund@3039:             KMIndex<AnalysisPeriod []> kmPeriods = result.getAnalysisPeriods();
sascha@3076:             KMIndex.Entry<AnalysisPeriod []> kmPeriodsEntry =
raimund@3080:                 kmPeriods.binarySearch(currentKm);
christian@3062: 
christian@3062:             if (kmPeriodsEntry == null) {
christian@3062:                 return null;
christian@3062:             }
christian@3062: 
christian@3062:             AnalysisPeriod[] periods = kmPeriodsEntry.getValue();
raimund@3039: 
raimund@3039:             if (periods == null) {
raimund@3039:                 return null;
raimund@3039:             }
raimund@3039:             DateRange[] dates = new DateRange[periods.length];
raimund@3039:             for (int i = 0; i < periods.length; i++) {
raimund@3039:                 dates[i] = periods[i].getDateRange();
raimund@3039:             }
raimund@3039:             return dates;
raimund@3039:         }
raimund@3039:         else {
raimund@3039:             logger.debug("Not an instance of FixationArtifact.");
raimund@3039:             return null;
raimund@3039:         }
raimund@3039:     }
raimund@3039: 
raimund@3039: 
raimund@3039:     /**
raimund@3039:      * Create a deep copy of this Facet.
raimund@3039:      * @return a deep copy.
raimund@3039:      */
raimund@3039:     @Override
raimund@3039:     public FixAnalysisPeriodsFacet deepCopy() {
raimund@3039:         FixAnalysisPeriodsFacet copy = new FixAnalysisPeriodsFacet();
raimund@3039:         copy.set(this);
raimund@3039:         return copy;
raimund@3039:     }
raimund@3039: }
raimund@3039: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :