view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputedDischargeCurveState.java @ 4496:d8992459b408

Add method to return the facets of an artifact This methos should be used to get the facets of an artifact instead of accessing the facets member variable directly.
author Björn Ricks <bjoern.ricks@intevation.de>
date Wed, 14 Nov 2012 11:11:04 +0100
parents c1f445b94d03
children 5fb103635427
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package de.intevation.flys.artifacts.states;

import java.util.List;

import org.apache.log4j.Logger;

import de.intevation.artifacts.CallContext;

import de.intevation.artifactdatabase.state.Facet;

import de.intevation.flys.artifacts.FLYSArtifact;
import de.intevation.flys.artifacts.WINFOArtifact;
import de.intevation.flys.artifacts.ChartArtifact;

import de.intevation.flys.artifacts.model.FacetTypes;
import de.intevation.flys.artifacts.model.WaterlevelFacet;
import de.intevation.flys.artifacts.model.DataFacet;
import de.intevation.flys.artifacts.model.ReportFacet;
import de.intevation.flys.artifacts.model.EmptyFacet;
import de.intevation.flys.artifacts.model.WQKms;
import de.intevation.flys.artifacts.model.CalculationResult;

import de.intevation.flys.artifacts.resources.Resources;

import de.intevation.flys.utils.FLYSUtils;

/**
 * The final state that will be reached after the discharge curve calculation
 * mode has been chosen.
 *
 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
 */
public class ComputedDischargeCurveState
extends      DefaultState
implements   FacetTypes
{
    /** The logger that is used in this state.*/
    private static Logger logger =
        Logger.getLogger(ComputedDischargeCurveState.class);

    public ComputedDischargeCurveState() {
    }


    /**
     * Get computed discharge curve data from cache (if available) or
     * compute anew. Create Waterlevel and DataFacets.
     */
    @Override
    public Object computeAdvance(
        FLYSArtifact artifact,
        String       hash,
        CallContext  context,
        List<Facet>  facets,
        Object       old
    ) {
        logger.debug("ComputedDischargeCurveState.computeAdvance");
        if(artifact instanceof WINFOArtifact) {
            WINFOArtifact winfo = (WINFOArtifact)artifact;

            CalculationResult res = old instanceof CalculationResult
                ? (CalculationResult)old
                : winfo.getComputedDischargeCurveData();

            WQKms [] wqkms = (WQKms [])res.getData();

            if (facets != null && wqkms.length > 0) {
                for (int i = 0; i < wqkms.length; ++i) {

                    Object[] args = new Object[] {
                        FLYSUtils.getRiver(winfo).getName(),
                        wqkms[i].getName()
                    };

                    String name = Resources.getMsg(
                        context.getMeta(),
                        "chart.computed.discharge.curve.curve.label",
                        "",
                        args);

                    facets.add(new WaterlevelFacet(i, COMPUTED_DISCHARGE_Q, name));
                    facets.add(new WaterlevelFacet(i, AT, "AT data"));
                }

                facets.add(new DataFacet(CSV, "CSV data"));
                facets.add(new DataFacet(PDF, "PDF data"));

                if (res.getReport().hasProblems()) {
                    facets.add(new ReportFacet());
                }
            }

            return res;
        }
        else if(artifact instanceof ChartArtifact) {
            ChartArtifact chart = (ChartArtifact)artifact;
            facets.add(new EmptyFacet());
            return null;
        }
        return null;
    }
}
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