view flys-artifacts/src/main/java/de/intevation/flys/artifacts/HYKArtifact.java @ 4241:49cb65d5932d

Improved the historical discharge calculation. The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is improved to support those facets.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 24 Oct 2012 14:34:35 +0200
parents 4aadcb90dc77
children a2735a4bf75e
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package de.intevation.flys.artifacts;

import java.util.ArrayList;
import java.util.List;

import org.apache.log4j.Logger;

import org.w3c.dom.Document;

import de.intevation.artifacts.Artifact;
import de.intevation.artifacts.ArtifactFactory;
import de.intevation.artifacts.CallMeta;


import de.intevation.flys.artifacts.states.DefaultState;

import de.intevation.artifactdatabase.state.Facet;
import de.intevation.artifactdatabase.state.FacetActivity;


/**
 * Artifact to get hydr zones (HYKs).
 */
public class HYKArtifact extends StaticFLYSArtifact {

    /** Name of Artifact. */
    public static final String HYK_ARTIFACT_NAME = "hyk";

    /** Name of data item keeping the hyk id to load formations from. */
    public static final String HYK_ID = "hyk_artifact.data.id";

    /** Name of data item keeping the km of cs master. */
    public static final String HYK_KM = "hyk_artifact.data.km";

    /** Own logger. */
    private static final Logger logger =
        Logger.getLogger(HYKArtifact.class);

    static {
        // TODO: Move to configuration.
        FacetActivity.Registry.getInstance()
            .register(HYK_ARTIFACT_NAME, FacetActivity.INACTIVE);
    }

    /** Return given name. */
    @Override
    public String getName() {
        return HYK_ARTIFACT_NAME;
    }


    /** Store ids, do super.setup. */
    @Override
    public void setup(
        String          identifier,
        ArtifactFactory factory,
        Object          context,
        CallMeta        callMeta,
        Document        data)
    {
        logger.info("HYKArtifact.setup");

        String ids = getDatacageIDValue(data);

        logger.info("HYKArtifact.setup: id is " + ids);

        addStringData(HYK_ID, ids);

        super.setup(identifier, factory, context, callMeta, data);
    }


    /** Set km as Data. */
    public void setKm(double km) {
        addStringData(HYK_KM, Double.toString(km));
    }


    /** Get km from state data. */
    public double getKm() {
        Double km = getDataAsDouble(HYK_KM);
        if (km == null) {
            // XXX returning 0 is to be compatible to older versions that had an
            // own method getDataAsDouble that returned 0 if parsing the
            // parameter failed.
            return 0;
        }
        else {
            return km;
        }
    }


    /** Get hyk-id from state data. */
    public int getHykId() {
        return getDataAsInteger(HYK_ID);
    }


    /** Do not copy data from daddyfact. */
    @Override
    protected void initialize(
        Artifact artifact,
        Object   context,
        CallMeta callMeta)
    {
        logger.debug("HYKArtifact.initialize");
        importData((FLYSArtifact)artifact, "river");

        List<Facet> fs = new ArrayList<Facet>();

        DefaultState state = (DefaultState) getCurrentState(context);
        state.computeInit(this, hash(), context, callMeta, fs);
        if (!fs.isEmpty()) {
            logger.debug("Facets to add in HYKArtifact.initialize .");
            facets.put(getCurrentStateId(), fs);
        }
        else {
            logger.debug("No facets to add in HYKArtifact.initialize ("
                + state.getID() + ").");
        }
    }
}
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