Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MatcherOr |
|
| 2.25;2.25 |
1 | package com.lexicalscope.fluentreflection; | |
2 | ||
3 | /* | |
4 | * Copyright 2011 Tim Wood | |
5 | * | |
6 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
7 | * you may not use this file except in compliance with the License. | |
8 | * You may obtain a copy of the License at | |
9 | * | |
10 | * http://www.apache.org/licenses/LICENSE-2.0 | |
11 | * | |
12 | * Unless required by applicable law or agreed to in writing, software | |
13 | * distributed under the License is distributed on an "AS IS" BASIS, | |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
15 | * See the License for the specific language governing permissions and | |
16 | * limitations under the License. | |
17 | */ | |
18 | ||
19 | import java.util.List; | |
20 | ||
21 | import org.hamcrest.Description; | |
22 | import org.hamcrest.Factory; | |
23 | import org.hamcrest.Matcher; | |
24 | ||
25 | /** | |
26 | * Inspired by LambdaJ | |
27 | * | |
28 | * @author tim | |
29 | * | |
30 | * @param <T> | |
31 | */ | |
32 | final class MatcherOr<T> extends ReflectionMatcher<T> { | |
33 | private final List<? extends Matcher<? super T>> matchers; | |
34 | ||
35 | 58 | private MatcherOr(final List<? extends Matcher<? super T>> matchers) { |
36 | 58 | this.matchers = matchers; |
37 | 58 | } |
38 | ||
39 | /** | |
40 | * {@inheritDoc} | |
41 | */ | |
42 | @Override | |
43 | public boolean matchesSafely(final T item) { | |
44 | 118 | for (final Matcher<? super T> matcher : matchers) { |
45 | 68 | if (matcher.matches(item)) { |
46 | 34 | return true; |
47 | } | |
48 | } | |
49 | 8 | return false; |
50 | } | |
51 | ||
52 | @Override | |
53 | public void describeTo(final Description description) { | |
54 | 40 | for (int i = 0; i < matchers.size(); i++) { |
55 | 24 | description.appendDescriptionOf(matchers.get(i)); |
56 | 24 | if (i + 1 < matchers.size()) { |
57 | 8 | description.appendText(" or "); |
58 | } | |
59 | } | |
60 | 16 | } |
61 | ||
62 | /** | |
63 | * Creates an or matcher combining all the passed matchers | |
64 | * | |
65 | * @param matchers | |
66 | * The matchers to be put in or | |
67 | * @return A matcher that return true if at least one of the matchers return | |
68 | * true | |
69 | */ | |
70 | @Factory | |
71 | public static <T> MatcherOr<T> orOf(final List<? extends Matcher<? super T>> matchers) { | |
72 | 58 | return new MatcherOr<T>(matchers); |
73 | } | |
74 | } |