Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixWQCurveFacet.java @ 3258:3c006a53e551
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flys-artifacts/trunk@4895 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Sun, 08 Jul 2012 08:43:13 +0000 |
parents | 1b9f791937c3 |
children | b2ea89a665bc |
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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.FixationArtifactAccess; 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.model.fixings.FixFacetUtils; 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 name */ 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; FixationArtifactAccess access = new FixationArtifactAccess(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 :