Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/math/UnivariateRealFunctionFunction.java @ 5863:4897a58c8746
River artifacts: Added new copyright headers.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Sun, 28 Apr 2013 14:40:59 +0200 |
parents | 5aa05a7a34b7 |
children | af13ceeba52a |
rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.artifacts.math; |
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10 |
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11 import org.apache.commons.math.FunctionEvaluationException; |
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12 |
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13 import org.apache.commons.math.analysis.UnivariateRealFunction; |
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14 |
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15 public final class UnivariateRealFunctionFunction |
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16 implements Function |
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17 { |
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18 private UnivariateRealFunction function; |
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19 |
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20 public UnivariateRealFunctionFunction(UnivariateRealFunction function) { |
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21 this.function = function; |
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22 } |
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23 |
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24 @Override |
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25 public double value(double x) { |
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26 try { |
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27 return function.value(x); |
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28 } |
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29 catch (FunctionEvaluationException fee) { |
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30 return Double.NaN; |
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31 } |
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32 } |
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33 |
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34 public UnivariateRealFunction getFunction() { |
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35 return function; |
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36 } |
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37 |
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38 public void setFunction(UnivariateRealFunction function) { |
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39 this.function = function; |
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40 } |
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41 } |
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42 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |