Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
StrictConfigurationComparator |
|
| 6.0;6 |
1 | /* | |
2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
3 | * contributor license agreements. See the NOTICE file distributed with | |
4 | * this work for additional information regarding copyright ownership. | |
5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
6 | * (the "License"); you may not use this file except in compliance with | |
7 | * the License. You may obtain a copy of the License at | |
8 | * | |
9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
10 | * | |
11 | * Unless required by applicable law or agreed to in writing, software | |
12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 | * See the License for the specific language governing permissions and | |
15 | * limitations under the License. | |
16 | */ | |
17 | ||
18 | package org.apache.commons.configuration; | |
19 | ||
20 | import java.util.Iterator; | |
21 | ||
22 | /** | |
23 | * Strict comparator for configurations. | |
24 | * | |
25 | * @since 1.0 | |
26 | * | |
27 | * @author <a href="mailto:herve.quiroz@esil.univ-mrs.fr">Herve Quiroz</a> | |
28 | * @author <a href="mailto:shapira@mpi.com">Yoav Shapira</a> | |
29 | * @version $Revision: 439648 $, $Date: 2006-09-02 22:42:10 +0200 (Sa, 02 Sep 2006) $ | |
30 | */ | |
31 | public class StrictConfigurationComparator implements ConfigurationComparator | |
32 | { | |
33 | /** | |
34 | * Create a new strict comparator. | |
35 | */ | |
36 | public StrictConfigurationComparator() | |
37 | 12 | { |
38 | 12 | } |
39 | ||
40 | /** | |
41 | * Compare two configuration objects. | |
42 | * | |
43 | * @param a the first configuration | |
44 | * @param b the second configuration | |
45 | * @return true if keys from a are found in b and keys from b are | |
46 | * found in a and for each key in a, the corresponding value | |
47 | * is the sale in for the same key in b | |
48 | */ | |
49 | public boolean compare(Configuration a, Configuration b) | |
50 | { | |
51 | 23 | if (a == null && b == null) |
52 | { | |
53 | 1 | return true; |
54 | } | |
55 | 22 | else if (a == null || b == null) |
56 | { | |
57 | 2 | return false; |
58 | } | |
59 | ||
60 | 77 | for (Iterator keys = a.getKeys(); keys.hasNext();) |
61 | { | |
62 | 38 | String key = (String) keys.next(); |
63 | 38 | Object value = a.getProperty(key); |
64 | 38 | if (!value.equals(b.getProperty(key))) |
65 | { | |
66 | 1 | return false; |
67 | } | |
68 | } | |
69 | ||
70 | 75 | for (Iterator keys = b.getKeys(); keys.hasNext();) |
71 | { | |
72 | 38 | String key = (String) keys.next(); |
73 | 38 | Object value = b.getProperty(key); |
74 | 38 | if (!value.equals(a.getProperty(key))) |
75 | { | |
76 | 1 | return false; |
77 | } | |
78 | } | |
79 | ||
80 | 18 | return true; |
81 | } | |
82 | } |