Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/HistoricalDischargeWQFacet.java @ 9425:3f49835a00c3
Extended CrossSectionFacet so it may fetch different data from within the artifact result.
Also allows to have acces to the potentially already computed artifact result via its normal computation cache.
author | gernotbelger |
---|---|
date | Fri, 17 Aug 2018 15:31:02 +0200 |
parents | 0beb34d55630 |
children | 0a5239a1e46e |
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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.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.CallContext; import org.dive4elements.river.artifacts.states.DefaultState.ComputeType; import org.apache.log4j.Logger; import static org.dive4elements.river.exports.injector.InjectorConstants.PNP; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class HistoricalDischargeWQFacet extends DataFacet implements FacetTypes { private static final Logger log = Logger .getLogger(HistoricalDischargeWQFacet.class); private double value; public HistoricalDischargeWQFacet() { } public HistoricalDischargeWQFacet(int index, String name, String description, ComputeType type, String hash, String stateId, double value) { super(index, name, description, type, hash, stateId); this.value = value; } @Override public Facet deepCopy() { HistoricalDischargeWQFacet copy = new HistoricalDischargeWQFacet(); copy.set(this); copy.value = value; return copy; } @Override public Object getData(Artifact artifact, CallContext context) { double v = this.value; if (HISTORICAL_DISCHARGE_WQ_W.equals(name)) { if (context.getContextValue(PNP) instanceof Number) { v = value/100 + ((Number)context.getContextValue(PNP)).doubleValue(); } else { log.error("Missing datum. Cannot calculate W value."); return null; } } return v; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :