Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/GaugeDischargeCurveFacet.java @ 7357:9d3e44ab25f2
Refactoring: Move functionality of BedHeightAccess into BedHeightFacet for now.
Idea is that Artifact and Access are lightweight. Access access the 'data'
('parameterization') attached to artifact, not the data delivered by means of
artifact and its parameterization.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Wed, 16 Oct 2013 10:42:45 +0200 |
parents | 20a32dbdbb59 |
children | 8578babdb2c8 |
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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 java.util.Arrays; import java.util.Map; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifactdatabase.state.DefaultFacet; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.model.Gauge; import org.dive4elements.river.utils.RiverUtils; import org.apache.log4j.Logger; /** * A Facet that returns discharge curve data at a gauge * * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> */ public class GaugeDischargeCurveFacet extends DefaultFacet implements FacetTypes { private static final Logger log = Logger.getLogger(GaugeDischargeCurveFacet.class); public GaugeDischargeCurveFacet(String name, String description) { super(0, name, description); } @Override public Object getData(Artifact art, CallContext context) { return getWQKms(art, context); } protected WQKms getWQKms(Artifact art, CallContext context) { if (!(art instanceof D4EArtifact)) { log.warn("Invalid artifact type"); return null; } D4EArtifact flys = (D4EArtifact)art; String river = flys.getDataAsString("river"); Gauge gauge = RiverUtils.getReferenceGauge(flys); if (river == null || gauge == null) { log.warn("Unknown river or gauge"); return null; } String name = gauge.getName(); DischargeTables dt = new DischargeTables(river, name); Map<String, double [][]> map = dt.getValues(); double [][] values = map.get(name); if (values == null) { return null; } double [] kms = new double[values[0].length]; Arrays.fill(kms, gauge.getStation().doubleValue()); return new WQKms(kms, values[0], values[1], name, WQKms.CENTIMETER_AT_GAUGE); } @Override public Facet deepCopy() { GaugeDischargeCurveFacet copy = new GaugeDischargeCurveFacet( this.name, this.description); copy.set(this); return copy; } }