Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFacet.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.apache.log4j.Logger; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.CallContext; import org.dive4elements.river.artifacts.WINFOArtifact; import org.dive4elements.river.artifacts.states.DefaultState.ComputeType; /** * Facet with the curve of a subtraction of two waterlevel-lines. * TODO inherit directly from DataFacet? Check whether this Facet is obsolete. */ public class DifferenceCurveFacet extends WaterlevelFacet { private static Logger log = Logger.getLogger(DifferenceCurveFacet.class); public DifferenceCurveFacet() { } public DifferenceCurveFacet( int index, String name, String description, ComputeType type, String stateID, String hash ) { super(index, name, description, type, stateID, hash); } /** * Get difference curve data. * @return a WKms at given index. */ @Override public Object getData(Artifact artifact, CallContext context) { WINFOArtifact winfo = (WINFOArtifact)artifact; CalculationResult res = (CalculationResult) winfo.compute(context, hash, stateId, type, false); WKms [] wkms = (WKms [])res.getData(); if (wkms.length > 0) { WKms result = wkms[index]; log.debug("Got difference curve data (" + result.getName() + ") at index: " + index); return result; } else { log.debug("Empty difference facet."); return new WKmsImpl(); } } /** Copy deeply. */ @Override public Facet deepCopy() { WaterlevelFacet copy = new DifferenceCurveFacet(); copy.set(this); copy.type = type; copy.stateId = stateId; copy.hash = hash; return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :