raimund@3760: package de.intevation.flys.artifacts.model.minfo;
raimund@3760: 
raimund@3760: import java.util.LinkedList;
raimund@3760: import java.util.List;
raimund@3760: 
raimund@3760: import org.apache.log4j.Logger;
raimund@3760: 
raimund@3760: import de.intevation.flys.artifacts.access.BedQualityAccess;
raimund@3760: import de.intevation.flys.artifacts.model.Calculation;
raimund@3760: import de.intevation.flys.artifacts.model.CalculationResult;
raimund@3760: import de.intevation.flys.artifacts.model.DateRange;
raimund@3760: import de.intevation.flys.backend.SedDBSessionHolder;
raimund@3760: 
raimund@3760: 
raimund@3760: public class BedQualityCalculation extends Calculation {
raimund@3760: 
raimund@3760:     private static final Logger logger = Logger
raimund@3760:         .getLogger(BedQualityCalculation.class);
raimund@3760: 
raimund@3760:     protected String river;
raimund@3760:     protected double from;
raimund@3760:     protected double to;
raimund@3760:     protected List<DateRange> ranges;
raimund@3760: 
raimund@3760:     public BedQualityCalculation() {
raimund@3760:     }
raimund@3760: 
raimund@3760:     public CalculationResult calculate(BedQualityAccess access) {
raimund@3760:         logger.info("BedQualityCalculation.calculate");
raimund@3760: 
raimund@3760:         String river = access.getRiver();
raimund@3760:         Double from = access.getFrom();
raimund@3760:         Double to = access.getTo();
raimund@3760:         List<DateRange> ranges = access.getDateRanges();
raimund@3760: 
raimund@3760:         if (river == null) {
raimund@3760:             // TODO: i18n
raimund@3760:             addProblem("minfo.missing.river");
raimund@3760:         }
raimund@3760: 
raimund@3760:         if (from == null) {
raimund@3760:             // TODO: i18n
raimund@3760:             addProblem("minfo.missing.from");
raimund@3760:         }
raimund@3760: 
raimund@3760:         if (to == null) {
raimund@3760:             // TODO: i18n
raimund@3760:             addProblem("minfo.missing.to");
raimund@3760:         }
raimund@3760: 
raimund@3760:         if (ranges == null) {
raimund@3760:             // TODO: i18n
raimund@3760:             addProblem("minfo.missing.periods");
raimund@3760:         }
raimund@3760: 
raimund@3760:         if (!hasProblems()) {
raimund@3760:             this.river = river;
raimund@3760:             this.from = from;
raimund@3760:             this.to = to;
raimund@3760:             this.ranges = ranges;
raimund@3760: 
raimund@3760:             SedDBSessionHolder.acquire();
raimund@3760:             try {
raimund@3760:                 return internalCalculate();
raimund@3760:             }
raimund@3760:             finally {
raimund@3760:                 SedDBSessionHolder.release();
raimund@3760:             }
raimund@3760:         }
raimund@3760: 
raimund@3760:         return new CalculationResult();
raimund@3760:     }
raimund@3760: 
raimund@3760:     protected CalculationResult internalCalculate() {
raimund@3760: 
raimund@3760:         List<BedQualityResult> results = new LinkedList<BedQualityResult>();
raimund@3760:         // Calculate for all time periods.
raimund@3760:         for (DateRange dr : ranges) {
raimund@3760:             QualityMeasurements bedMeasurements = QualityMeasurementFactory
raimund@3760:                 .getBedMeasurements(river, from, to, dr.getFrom(), dr.getTo());
raimund@3760:             QualityMeasurements loadMeasurements = QualityMeasurementFactory
raimund@3760:                 .getBedMeasurements(river, from, to, dr.getFrom(), dr.getTo());
raimund@3760: 
raimund@3760:             BedQualityResult bedResult = calculateBed(bedMeasurements);
raimund@3760:             BedQualityResult loadResult = calculateBedload(loadMeasurements);
raimund@3760:             results.add(bedResult);
raimund@3760:             results.add(loadResult);
raimund@3760:         }
raimund@3760: 
raimund@3760:         return new CalculationResult(
raimund@3760:             results.toArray(new BedQualityResult[results.size()]), this);
raimund@3760:     }
raimund@3760: 
raimund@3760:     protected BedQualityResult calculateBed(QualityMeasurements qm) {
raimund@3760:         // TODO
raimund@3760:         return new BedQualityResult();
raimund@3760:     }
raimund@3760: 
raimund@3760:     protected BedQualityResult calculateBedload(QualityMeasurements qm) {
raimund@3760:         // TODO
raimund@3760:         return new BedQualityResult();
raimund@3760:     }
raimund@3760: }