1. Project Clover database Sat Feb 2 2019 06:45:20 CET
  2. Package com.xpn.xwiki.objects

File ElementComparator.java

 

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56% of files have more coverage

Code metrics

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Classes

Class Line # Actions
ElementComparator 29 4 0% 3 2
0.777777877.8%
 

Contributing tests

This file is covered by 4 tests. .

Source view

1    /*
2    * See the NOTICE file distributed with this work for additional
3    * information regarding copyright ownership.
4    *
5    * This is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU Lesser General Public License as
7    * published by the Free Software Foundation; either version 2.1 of
8    * the License, or (at your option) any later version.
9    *
10    * This software is distributed in the hope that it will be useful,
11    * but WITHOUT ANY WARRANTY; without even the implied warranty of
12    * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13    * Lesser General Public License for more details.
14    *
15    * You should have received a copy of the GNU Lesser General Public
16    * License along with this software; if not, write to the Free
17    * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18    * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
19    */
20    package com.xpn.xwiki.objects;
21   
22    import java.util.Comparator;
23   
24    import org.apache.commons.collections4.ComparatorUtils;
25   
26    /**
27    * Compare and sort instances of ElementInterface by name.
28    */
 
29    public class ElementComparator implements Comparator
30    {
31    /**
32    * Compares two objects (that implement ElementInterface) by name according to the rules for the compare method.
33    *
34    * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
35    */
 
36  4385554 toggle @Override
37    public int compare(Object o1, Object o2)
38    {
39    // Get a null comparator that is backed by a static "natural" comparator
40  4385554 Comparator c = ComparatorUtils.nullLowComparator(null);
41   
42    // convert o1 and o2 into the string names when not null
43  4385561 Object no1 = (o1 == null) ? null : ((ElementInterface) o1).getName();
44  4385554 Object no2 = (o2 == null) ? null : ((ElementInterface) o2).getName();
45   
46    // let the null comparator handle possible null values, where null < non-null string
47  4385551 return c.compare(no1, no2);
48    }
49    }