Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/UnivariateRealFunctionFunction.java @ 4215:c179cd02177d

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Logout the current user Add code to the logout button to remove the current user from the session and to redirect the browser window to the login page. Part of flys/issue916 (Logout: "Abmelden" Knopf mit Funktion belegen)
author Björn Ricks <bjoern.ricks@intevation.de>
date Tue, 23 Oct 2012 09:59:16 +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;
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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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34 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org