1   /*
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2026, QOS.ch. All rights reserved.
4    *
5    * This program and the accompanying materials are dual-licensed under
6    * either the terms of the Eclipse Public License v2.0 as published by
7    * the Eclipse Foundation
8    *
9    *   or (per the licensee's choosing)
10   *
11   * under the terms of the GNU Lesser General Public License version 2.1
12   * as published by the Free Software Foundation.
13   */
14  
15  package ch.qos.logback.classic.testUtil;
16  
17  import java.util.Random;
18  
19  public class Gaussian {
20  
21      Random random;
22  
23      double mean;
24      double variance;
25  
26      public Gaussian(double mean, double variance) {
27          this.random = new Random();
28          this.mean = mean;
29          this.variance = variance;
30      }
31  
32      public Gaussian(long seed, double mean, double variance) {
33          this.random = new Random(seed);
34          this.mean = mean;
35          this.variance = variance;
36      }
37  
38      public double getGaussian() {
39          return mean + random.nextGaussian() * variance;
40      }
41  
42  }