view flys-artifacts/src/main/java/de/intevation/flys/artifacts/StaticWQKmsArtifact.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 afc7bfb4800b
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.artifactdatabase.state.Facet;
import de.intevation.artifactdatabase.state.FacetActivity;

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

import de.intevation.artifacts.common.utils.XMLUtils;

import de.intevation.flys.artifacts.model.FacetTypes;
import de.intevation.flys.artifacts.model.WQKms;
import de.intevation.flys.artifacts.model.WKmsFactory;
import de.intevation.flys.artifacts.model.WQKmsFactory;

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


/**
 * Artifact to access additional "waterlevel/discharge"-type of data, like
 * fixation measurements.
 *
 * This artifact neglects (Static)FLYSArtifacts capabilities of interaction
 * with the StateEngine by overriding the getState*-methods.
 */
public class StaticWQKmsArtifact
extends      StaticFLYSArtifact
implements   FacetTypes
{
    /** The logger for this class. */
    private static Logger logger =
        Logger.getLogger(StaticWQKmsArtifact.class);

    public static final String STATIC_STATE_NAME =
        "state.additional_wqkms.static";

    private static final String NAME = "staticwqkms";

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

    /**
     * Trivial Constructor.
     */
    public StaticWQKmsArtifact() {
        logger.debug("StaticWQKmsArtifact.StaticWQKmsArtifact");
    }


    /**
     * Gets called from factory, to set things up.
     */
    @Override
    public void setup(
        String          identifier,
        ArtifactFactory factory,
        Object          context,
        CallMeta        callMeta,
        Document        data)
    {
        logger.debug("StaticWQKmsArtifact.setup");

        // Store the 'ids' (from datacage).
        if (logger.isDebugEnabled()) {
            logger.debug("StaticWQKmsArtiact.setup" + XMLUtils.toString(data));
        }

        String code = getDatacageIDValue(data);
        addStringData("ids", code);
        if (code != null) {
            String [] parts = code.split("-");

            if (parts.length >= 4) {
                int col = Integer.parseInt(parts[2]);
                int wst = Integer.parseInt(parts[3]);

                addStringData("col_pos", parts[2]);
                addStringData("wst_id",  parts[3]);
            }
        }

        // Do this AFTER we have set the col_pos etc.
        super.setup(identifier, factory, context, callMeta, data);
    }


    /**
     * Called via setup.
     *
     * @param artifact The master-artifact.
     */
    @Override
    protected void initialize(
        Artifact artifact,
        Object context,
        CallMeta meta)
    {
        logger.debug("StaticWQKmsArtifact.initialize");
        WINFOArtifact winfo = (WINFOArtifact) artifact;
        // TODO: The river is of no interest, so far., also use importData
        importData(winfo, "river");

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

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


    /**
     * Get WQKms from factory.
     * @return WQKms according to parameterization (can be null);
     */
    public WQKms getWQKms() {
        logger.debug("StaticWQKmsArtifact.getWQKms");

        int col = Integer.parseInt(getDataAsString("col_pos"));
        int wst = Integer.parseInt(getDataAsString("wst_id"));

        /** TODO do not run twice against db to do this. */
        String wkmsName = WKmsFactory.getWKmsName(col, wst);

        WQKms res = WQKmsFactory.getWQKms(col, wst);
        res.setName(wkmsName);
        return res;
    }

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

    // TODO implement deepCopy.
}
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