Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixWQCurveFacet.java @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 8160e62bbb3a |
children | 7091e9e4fe2e |
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package de.intevation.flys.artifacts.model.fixings; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.access.FixAnalysisAccess; import de.intevation.flys.artifacts.math.fitting.Function; import de.intevation.flys.artifacts.math.fitting.FunctionFactory; import de.intevation.flys.artifacts.model.CalculationResult; import de.intevation.flys.artifacts.model.DataFacet; import de.intevation.flys.artifacts.model.FacetTypes; import de.intevation.flys.artifacts.model.Parameters; import de.intevation.flys.artifacts.states.DefaultState.ComputeType; import org.apache.log4j.Logger; /** * Facet to show the W|Q values. * * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class FixWQCurveFacet extends DataFacet implements FacetTypes { /** House logger. */ private static Logger logger = Logger.getLogger(FixWQCurveFacet.class); /** Trivial Constructor. */ public FixWQCurveFacet() { } /** * @param description Description of the facet. */ public FixWQCurveFacet(String description) { super(0, FIX_WQ_CURVE, description, ComputeType.ADVANCE, null, null); } public FixWQCurveFacet(int index, String description) { super(index, FIX_WQ_CURVE, description, ComputeType.ADVANCE, null, null); } /** * Returns the data this facet requires. * * @param artifact the owner artifact. * @param context the CallContext (ignored). * * @return the data. */ @Override public Object getData(Artifact artifact, CallContext context) { logger.debug("FixWQCurveFacet.getData"); if (artifact instanceof FLYSArtifact) { FLYSArtifact flys = (FLYSArtifact)artifact; FixAnalysisAccess access = new FixAnalysisAccess(flys); CalculationResult res = (CalculationResult) flys.compute(context, ComputeType.ADVANCE, false); FixResult result = (FixResult) res.getData(); double currentKm = ((Double)context.getContextValue("currentKm")).doubleValue(); logger.debug("getData: km = " + currentKm); String function = access.getFunction(); Function ff = FunctionFactory.getInstance().getFunction(function); if (ff == null) { logger.warn("getData: ff == null"); return null; } Parameters params = result.getParameters(); String[] paramNames = ff.getParameterNames(); double [] coeffs = params.interpolate("km", currentKm, paramNames); if (coeffs == null) { logger.warn("getData: coeffs == null"); return null; } de.intevation.flys.artifacts.math.Function mf = ff.instantiate(coeffs); double maxQ = FixFacetUtils.getMaxQ(params, currentKm); logger.debug("getData: maxQ = " + maxQ); FixFunction fix = new FixFunction( ff.getName(), ff.getDescription(), mf, maxQ); return fix; } else { logger.debug("Not an instance of FixationArtifact."); return null; } } /** * Create a deep copy of this Facet. * @return a deep copy. */ @Override public FixWQCurveFacet deepCopy() { FixWQCurveFacet copy = new FixWQCurveFacet(); copy.set(this); return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :