Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/UnivariateRealFunctionFunction.java @ 4173:7d4480c0e68e

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Allow users to select the current relevant discharge table in historical discharge table calculattion. In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Oct 2012 12:13:48 +0200
parents 893b2477208f
children
rev   line source
3733
893b2477208f Some first models needed for the extreme waterlevels.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.flys.artifacts.math;
893b2477208f Some first models needed for the extreme waterlevels.
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2
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3 import org.apache.commons.math.FunctionEvaluationException;
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4
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5 import org.apache.commons.math.analysis.UnivariateRealFunction;
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6
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7 public final class UnivariateRealFunctionFunction
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8 implements Function
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9 {
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10 private UnivariateRealFunction function;
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11
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12 public UnivariateRealFunctionFunction(UnivariateRealFunction function) {
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13 this.function = function;
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14 }
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15
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16 @Override
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17 public double value(double x) {
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18 try {
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19 return function.value(x);
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20 }
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21 catch (FunctionEvaluationException fee) {
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22 return Double.NaN;
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23 }
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24 }
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25
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26 public UnivariateRealFunction getFunction() {
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27 return function;
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28 }
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29
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30 public void setFunction(UnivariateRealFunction function) {
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31 this.function = function;
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32 }
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33 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
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34 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org