view artifacts/src/main/java/org/dive4elements/river/artifacts/model/ManualPointsFacet.java @ 7471:fff862f4ef76

Experimental caching of datacage recommendations. The respective hook is called a lot and running the datacage over and over again when loading data can be expensive. So the generated recommendations are cached for some time. Hopefully this improves the overall speed of loading data from the datacage.
author Sascha L. Teichmann <teichmann@intevation.de>
date Wed, 30 Oct 2013 15:26:21 +0100
parents af13ceeba52a
children e4606eae8ea5
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
 * Software engineering by Intevation GmbH
 *
 * This file is Free Software under the GNU AGPL (>=v3)
 * and comes with ABSOLUTELY NO WARRANTY! Check out the
 * documentation coming with Dive4Elements River for details.
 */

package org.dive4elements.river.artifacts.model;

import org.apache.log4j.Logger;

import org.dive4elements.artifacts.Artifact;
import org.dive4elements.artifacts.CallContext;

import org.dive4elements.river.artifacts.ManualPointsArtifact;

import org.dive4elements.artifactdatabase.state.DefaultFacet;
import org.dive4elements.artifactdatabase.state.Facet;


/**
 * Facet to access ManualPoints that where added by user.
 */
public class ManualPointsFacet
extends      DefaultFacet
{
    /** Logger for this class. */
    private static final Logger logger = Logger.getLogger(ManualPointsFacet.class);


    /**
     * Trivial Constructor.
     */
    public ManualPointsFacet() {
    }


    /**
     * Trivial Constructor for a ManualPointsFacet.
     *
     * @param index       Database-Index to use.
     * @param name        Name (~type) of Facet.
     * @param description Description of Facet.
     */
    public ManualPointsFacet(int index, String name, String description) {
        super(index, name, description);
    }


    /**
     * Get List of ManualPoints for river from Artifact.
     *
     * @param artifact (ManualPoints-)Artifact to query for list of ManualPoints.
     * @param context  Ignored.
     */
    @Override
    public Object getData(Artifact artifact, CallContext context) {
        ManualPointsArtifact pointsArtifact = (ManualPointsArtifact) artifact;
        return pointsArtifact.getPointsData(this.name);
    }


    /** Do a deep copy. */
    @Override
    public Facet deepCopy() {
        ManualPointsFacet copy = new ManualPointsFacet();
        copy.set(this);
        return copy;
    }
}
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