Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixDerivateFacet.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 | e3c7a3228bc2 |
children | 26774405c884 |
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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 FixDerivateFacet extends DataFacet implements FacetTypes { /** House logger. */ private static Logger logger = Logger.getLogger(FixDerivateFacet.class); /** Trivial Constructor. */ public FixDerivateFacet() { } /** * @param name */ public FixDerivateFacet(String name, String description) { super(0, name, description, ComputeType.ADVANCE, null, null); } public FixDerivateFacet(int index, String name, String description) { super(index, name, 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("FixDerivateFacet.getData"); if (!(artifact instanceof FLYSArtifact)) { logger.debug("Not an instance of FixationArtifact."); return null; } FLYSArtifact flys = (FLYSArtifact)artifact; FixAnalysisAccess access = new FixAnalysisAccess(flys); CalculationResult res = (CalculationResult) flys.compute(context, ComputeType.ADVANCE, false); FixAnalysisResult result = (FixAnalysisResult) res.getData(); double currentKm = ((Double)context.getContextValue("currentKm")).doubleValue(); String function = access.getFunction(); Function ff = FunctionFactory.getInstance().getFunction(function); Function.Derivative fd = ff.getDerivative(); Parameters params = result.getParameters(); double maxQ = FixFacetUtils.getMaxQ(params, currentKm); 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 = fd.instantiate(coeffs); FixFunction fix = new FixFunction( "", fd.getDescription(), mf, maxQ); return fix; } /** * Create a deep copy of this Facet. * @return a deep copy. */ @Override public FixDerivateFacet deepCopy() { FixDerivateFacet copy = new FixDerivateFacet(); copy.set(this); return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :