Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WaterlevelFacet.java @ 4187:21f4e4b79121
Refactor GaugeDischargeCurveFacet to be able to set a facet name
For adding another output of the GaugeDischargeCurveArtifact it is necessary to
provide to facet instances with different names. Therefore the
GaugeDischargeCurveFacet is extended to set the facet name in the constructor.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Fri, 19 Oct 2012 13:25:49 +0200 |
parents | de6e2b933f33 |
children | d65cf8e40230 |
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package de.intevation.flys.artifacts.model; import de.intevation.artifactdatabase.state.Facet; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.math.Linear; import de.intevation.flys.artifacts.states.DefaultState.ComputeType; import org.apache.log4j.Logger; /** * Facet of a Waterlevel (WQKms). */ public class WaterlevelFacet extends DataFacet { private static Logger logger = Logger.getLogger(WaterlevelFacet.class); public WaterlevelFacet(int index, String name, String description) { super(index, name, description, ComputeType.ADVANCE, null, null); } public WaterlevelFacet( int index, String name, String description, ComputeType type, String stateID, String hash ) { super(index, name, description, type, hash, stateID); } public WaterlevelFacet() { } protected WQKms [] getWQKms(CalculationResult res) { return (WQKms [])res.getData(); } /** * Get waterlevel data. * @return a WQKms at given index. */ @Override public Object getData(Artifact artifact, CallContext context) { if (logger.isDebugEnabled()) { logger.debug("Get data for waterlevels at index: " + index + " /stateId: " + stateId); } if (artifact == null) { logger.error("WaterlevelFacet.getData: artifact is null"); return null; } FLYSArtifact winfo = (FLYSArtifact) artifact; CalculationResult res = (CalculationResult) winfo.compute(context, hash, stateId, type, false); if (res == null) { logger.error("WaterlevelFacet.getData: null result"); return null; } WQKms [] wqkms = getWQKms(res); Object KM = context.getContextValue("currentKm"); if (KM != null) { logger.debug("interpolate at given km"); // TODO handle exact match. WQKms wqkmsI = wqkms[index]; double km = (Double)KM; // TODO employ DataUtils interface to TDoubleArraList int size = wqkmsI.size(); boolean kmIncreasing = wqkmsI.getKm(0) < wqkmsI.getKm(size-1); int mod = kmIncreasing ? +1 : -1; int idx = 0; if (!kmIncreasing) { while (idx < size && wqkmsI.getKm(idx) < km) { idx++; } } else { idx = size-1; while (idx > 0 && wqkmsI.getKm(idx) > km) { idx--; } } WQKms resultWQKms = new WQKms(); if ((idx != -1) && (idx < size) && (idx - mod != -1) && (idx - mod < size)) { double inW = Linear.linear( km, wqkmsI.getKm(idx), wqkmsI.getKm(idx - mod), wqkmsI.getW(idx), wqkmsI.getW(idx - mod)); double inQ = Linear.linear( km, wqkmsI.getKm(idx), wqkmsI.getKm(idx - mod), wqkmsI.getQ(idx), wqkmsI.getQ(idx - mod)); resultWQKms.add(inW, inQ, km); } return resultWQKms; } return wqkms != null ? wqkms[index] : null; } /** Copy deeply. */ @Override public Facet deepCopy() { WaterlevelFacet copy = new WaterlevelFacet(); copy.set(this); copy.type = type; copy.hash = hash; copy.stateId = stateId; return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :