Coverage Report - com.lexicalscope.fluentreflection.MatcherOr
 
Classes in this File Line Coverage Branch Coverage Complexity
MatcherOr
100%
13/13
100%
8/8
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  
 }