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Coverage Report

  1. Project Clover database Thu Dec 4 2025 16:11:35 GMT
  2. Package jalview.util

File MathUtils.java

 

Coverage histogram

../../img/srcFileCovDistChart10.png
0% of files have more coverage

Code metrics

2
8
2
1
55
21
3
0.38
4
2
1.5

Classes

Class Line # Actions
MathUtils 23 8 3
1.0100%
 

Contributing tests

This file is covered by 74 tests. .

Source view

1    /*
2    * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3    * Copyright (C) $$Year-Rel$$ The Jalview Authors
4    *
5    * This file is part of Jalview.
6    *
7    * Jalview is free software: you can redistribute it and/or
8    * modify it under the terms of the GNU General Public License
9    * as published by the Free Software Foundation, either version 3
10    * of the License, or (at your option) any later version.
11    *
12    * Jalview is distributed in the hope that it will be useful, but
13    * WITHOUT ANY WARRANTY; without even the implied warranty
14    * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15    * PURPOSE. See the GNU General Public License for more details.
16    *
17    * You should have received a copy of the GNU General Public License
18    * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19    * The Jalview Authors are detailed in the 'AUTHORS' file.
20    */
21    package jalview.util;
22   
 
23    public class MathUtils
24    {
25   
26    /**
27    * Returns the greatest common divisor of two integers
28    *
29    * @param a
30    * @param b
31    * @return
32    */
 
33  71 toggle public static int gcd(int a, int b)
34    {
35  71 if (b == 0)
36    {
37  32 return Math.abs(a);
38    }
39  39 return gcd(b, a % b);
40    }
41   
42   
43    private static int uidCounter = (int)(Math.random() * 0xffffffff);
44    /**
45    * Generates a unique 64-bit identifier.
46    */
 
47  113 toggle public static long getUID()
48    {
49  113 long uid = 0L;
50  113 uid |= ((System.currentTimeMillis() >> 10) & 0xfffffffL) << 36;
51  113 uid |= (long)(Math.random() * 0xfL) << 32;
52  113 uid |= ++uidCounter & 0xffffffff;
53  113 return uid;
54    }
55    }