view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/FlowVelocityState.java @ 4357:11cf29eb002c

FacetTypes: New type: exreme_wq_curve_base (for the Stuetz-Q-Poits).
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 02 Nov 2012 11:58:11 +0100
parents cdbc457e23e2
children e8a4d2fd25cc
line wrap: on
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package de.intevation.flys.artifacts.states;

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

import org.apache.log4j.Logger;

import de.intevation.artifactdatabase.state.Facet;

import de.intevation.artifacts.CallContext;

import de.intevation.flys.artifacts.FLYSArtifact;
import de.intevation.flys.artifacts.access.FlowVelocityAccess;
import de.intevation.flys.artifacts.model.CalculationResult;
import de.intevation.flys.artifacts.model.DataFacet;
import de.intevation.flys.artifacts.model.FacetTypes;
import de.intevation.flys.artifacts.model.FlowVelocityCalculation;
import de.intevation.flys.artifacts.model.FlowVelocityData;
import de.intevation.flys.artifacts.model.FlowVelocityFacet;
import de.intevation.flys.artifacts.resources.Resources;


public class FlowVelocityState extends DefaultState implements FacetTypes {

    private static Logger logger = Logger.getLogger(FlowVelocityState.class);


    public static final String I18N_MAINCHANNEL_FACET =
        "facet.flow_velocity.mainchannel";

    public static final String I18N_TOTALCHANNEL_FACET =
        "facet.flow_velocity.totalchannel";

    public static final String I18N_TAU_FACET =
        "facet.flow_velocity.tauchannel";


    @Override
    public Object computeAdvance(
        FLYSArtifact artifact,
        String       hash,
        CallContext  context,
        List<Facet>  facets,
        Object       old
    ) {
        logger.debug("FlowVelocityState.computeAdvance");

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

        FlowVelocityAccess access = new FlowVelocityAccess(artifact);

        CalculationResult res = old instanceof CalculationResult
            ? (CalculationResult) old
            : new FlowVelocityCalculation().calculate(access);

        if (facets == null || res == null) {
            return res;
        }

        FlowVelocityData[] data = (FlowVelocityData[]) res.getData();

        logger.debug("Calculated " + data.length + " FlowVelocityData objects");

        String id  = getID();
        int    idx = 0;

        for (FlowVelocityData d: data) {
            logger.error("TODO: Implement Facet creation for chart!");

            newFacets.add(new FlowVelocityFacet(
                idx,
                FLOW_VELOCITY_MAINCHANNEL,
                buildMainChannelName(artifact, context, d),
                ComputeType.ADVANCE,
                id,
                hash
            ));

            newFacets.add(new FlowVelocityFacet(
                idx,
                FLOW_VELOCITY_TOTALCHANNEL,
                buildTotalChannelName(artifact, context, d),
                ComputeType.ADVANCE,
                id,
                hash
            ));

            newFacets.add(new FlowVelocityFacet(
                idx,
                FLOW_VELOCITY_TAU,
                buildTauName(artifact, context, d),
                ComputeType.ADVANCE,
                id,
                hash
            ));

            idx++;
        }

        Facet csv = new DataFacet(
            CSV, "CSV data", ComputeType.ADVANCE, hash, id);

        // TODO ADD PDF FACET

        newFacets.add(csv);

        logger.debug("Created " + newFacets.size() + " new Facets.");

        facets.addAll(newFacets);

        return res;
    }


    protected String buildFacetName(
        FLYSArtifact     flys,
        CallContext      cc,
        FlowVelocityData data,
        String           resourceId
    ) {
        Object[] args = new Object[] {
            data.getZone()
        };

        return Resources.getMsg(
            cc.getMeta(),
            resourceId,
            resourceId,
            args);
    }


    protected String buildMainChannelName(
        FLYSArtifact     flys,
        CallContext      cc,
        FlowVelocityData data
    ) {
        return buildFacetName(flys, cc, data, I18N_MAINCHANNEL_FACET);
    }


    protected String buildTotalChannelName(
        FLYSArtifact     flys,
        CallContext      cc,
        FlowVelocityData data
    ) {
        return buildFacetName(flys, cc, data, I18N_TOTALCHANNEL_FACET);
    }


    protected String buildTauName(
        FLYSArtifact     flys,
        CallContext      cc,
        FlowVelocityData data
    ) {
        return buildFacetName(flys, cc, data, I18N_TAU_FACET);
    }
}
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